Implemented streaming http uploads and downloads for MegaUpload

pom.xml

@@ -1,8 +1,39 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>com.rogiel.seedbox</groupId>
 	<artifactId>seedbox-httpchannel</artifactId>
 	<version>1.0.0</version>
 	<name>Seedbox - HTTP Channel library</name>
 	<description>Library capable of downloading and uploading files from free servers using channels.</description>
+	<dependencies>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.9</version>
+			<type>jar</type>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpclient</artifactId>
+			<version>4.1.2</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpmime</artifactId>
+			<version>4.1.2</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>commons-io</artifactId>
+			<version>1.3.2</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+	</dependencies>
 </project>

src/main/java/com/rogiel/httpchannel/service/AbstractDownloader.java

@@ -0,0 +1,45 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import java.io.IOException;
+
+import com.rogiel.httpchannel.service.DownloadListener.TimerWaitReason;
+
+import net.sf.f2s.util.ThreadUtils;
+
+/**
+ * @author rogiel
+ * 
+ */
+public abstract class AbstractDownloader implements Downloader {
+	protected void timer(DownloadListener listener, long timer) {
+		listener.timer(timer, TimerWaitReason.DOWNLOAD_TIMER);
+		ThreadUtils.sleep(timer);
+	}
+
+	protected boolean cooldown(DownloadListener listener, long cooldown)
+			throws IOException {
+		if (listener.timer(cooldown, TimerWaitReason.COOLDOWN)) {
+			ThreadUtils.sleep(cooldown);
+			return true;
+		} else {
+			throw new IOException("Timer " + TimerWaitReason.COOLDOWN
+					+ " aborted due to listener request");
+		}
+	}
+}

src/main/java/com/rogiel/httpchannel/service/AbstractHttpService.java

@@ -0,0 +1,41 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+
+import org.apache.http.client.HttpClient;
+import org.apache.http.impl.client.DefaultHttpClient;
+
+import com.rogiel.httpchannel.service.config.ServiceConfiguration;
+
+/**
+ * Abstract base service for HTTP enabled services.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public abstract class AbstractHttpService<T extends ServiceConfiguration>
+		extends AbstractService<T> implements Service {
+	/**
+	 * The {@link HttpClient} instance for this service
+	 */
+	protected HttpClient client = new DefaultHttpClient();
+
+	protected AbstractHttpService(T configuration) {
+		super(configuration);
+	}
+}

src/main/java/com/rogiel/httpchannel/service/AbstractService.java

@@ -0,0 +1,43 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import com.rogiel.httpchannel.service.config.ServiceConfiguration;
+
+/**
+ * This is an abstract {@link Service} implementation.
+ * 
+ * @author Rogiel
+ * @version 1.0
+ * @param <T>
+ *            The {@link ServiceConfiguration} <b>interface</b> type used by the
+ *            {@link Service}. Note that this <b>must</b> be an interface!s
+ * @see ServiceConfiguration ServiceConfiguration for details on the configuration interface.
+ */
+public abstract class AbstractService<T extends ServiceConfiguration>
+		implements Service {
+	protected final T configuration;
+
+	protected AbstractService(T configuration) {
+		this.configuration = configuration;
+	}
+
+	@Override
+	public T getServiceConfiguration() {
+		return configuration;
+	}
+}

src/main/java/com/rogiel/httpchannel/service/AuthenticationService.java

@@ -0,0 +1,44 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+/**
+ * Implements an service capable of authenticating into an account.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public interface AuthenticationService extends Service {
+	/**
+	 * Creates {@link Authenticator} instance for this service. This instance is
+	 * attached to an {@link Credential} and to its parent {@link Service}.
+	 * 
+	 * @param credential
+	 *            the credential
+	 * @return an new {@link Authenticator} instance
+	 */
+	Authenticator getAuthenticator(Credential credential);
+
+	/**
+	 * Return the matrix of capabilities for this {@link Authenticator}.
+	 * 
+	 * @return {@link CapabilityMatrix} with all capabilities of this
+	 *         {@link Authenticator}.
+	 * @see AuthenticatorCapability
+	 */
+	CapabilityMatrix<AuthenticatorCapability> getAuthenticationCapability();
+}

src/main/java/com/rogiel/httpchannel/service/Authenticator.java

@@ -0,0 +1,47 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import java.io.IOException;
+
+/**
+ * This interfaces provides authentication for an service.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public interface Authenticator {
+	/**
+	 * Login into the {@link Service}. Once the authentication is done, it is
+	 * persistent for the entire service's operation.<br>
+	 * <b>Note</b>: If you want to logout the user, see
+	 * {@link Authenticator#logout()}
+	 * 
+	 * @param listener
+	 *            the listener do keep a track on the authentication progress
+	 */
+	void login(AuthenticatorListener listener) throws IOException;
+
+	/**
+	 * Logout into the {@link Service}. The session is restored to an not
+	 * logged-in state.
+	 * 
+	 * @param listener
+	 *            the listener do keep a track on the logout progress
+	 */
+	void logout(AuthenticatorListener listener) throws IOException;
+}

src/main/java/com/rogiel/httpchannel/service/AuthenticatorCapability.java

@@ -0,0 +1,30 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+/**
+ * Capability an certain {@link Authenticator} can have.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public enum AuthenticatorCapability {
+	/**
+	 * Mark an {@link Authenticator} capable of fetching account information.
+	 */
+	FETCH_ACCOUNT_INFORMATION;
+}

src/main/java/com/rogiel/httpchannel/service/AuthenticatorListener.java

@@ -0,0 +1,47 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import java.io.IOException;
+
+/**
+ * This listener keeps an track on the Authentication process.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public interface AuthenticatorListener {
+	/**
+	 * The username and password informed was not valid.
+	 * 
+	 * @param credential
+	 *            the authenticating credential
+	 */
+	void invalidCredentials(Credential credential);
+
+	/**
+	 * The username and password informed was valid. User is authenticated.
+	 * 
+	 * @param credential
+	 *            the authenticating credential
+	 */
+	void loginSuccessful(Credential credential);
+
+	void logout(Credential credential);
+	
+	void exception(IOException e) throws IOException;
+}

src/main/java/com/rogiel/httpchannel/service/CapabilityMatrix.java

@@ -0,0 +1,58 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+/**
+ * This is an utility class to help manage Capabilities of all the services.
+ * 
+ * @author Rogiel
+ * @param <T>
+ *            the capability enumeration
+ * @since 1.0
+ */
+public class CapabilityMatrix<T> {
+	/**
+	 * The list of all supported capabilities
+	 */
+	private final T[] matrix;
+
+	/**
+	 * Creates a new matrix of capabilities
+	 * 
+	 * @param matrix
+	 *            all the capabilities this service support
+	 */
+	public CapabilityMatrix(T... matrix) {
+		this.matrix = matrix;
+	}
+
+	/**
+	 * Check whether an certatin capability is in the matrix or not.
+	 * 
+	 * @param capability
+	 *            the capability being searched in the matrix
+	 * @return true if existent, false otherwise
+	 */
+	public boolean has(T capability) {
+		for (final T capScan : matrix) {
+			if (capScan == capability) {
+				return true;
+			}
+		}
+		return false;
+	}
+}

src/main/java/com/rogiel/httpchannel/service/Credential.java

@@ -0,0 +1,59 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+/**
+ * Pair of username-password used for authenticating into services.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public class Credential {
+	private final String username;
+	private final String password;
+
+	/**
+	 * Creates a new pair of username-password credential
+	 * 
+	 * @param username
+	 *            the username
+	 * @param password
+	 *            the password
+	 */
+	public Credential(String username, String password) {
+		this.username = username;
+		this.password = password;
+	}
+
+	/**
+	 * Get the username
+	 * 
+	 * @return the username
+	 */
+	public String getUsername() {
+		return username;
+	}
+
+	/**
+	 * Get the password
+	 * 
+	 * @return the password
+	 */
+	public String getPassword() {
+		return password;
+	}
+}

src/main/java/com/rogiel/httpchannel/service/DownloadChannel.java

@@ -14,7 +14,7 @@
  * You should have received a copy of the GNU General Public License
  * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
  */
-package com.rogiel.httpchannel;
+package com.rogiel.httpchannel.service;
 
 import java.nio.channels.ReadableByteChannel;
 
@@ -22,5 +22,7 @@ import java.nio.channels.ReadableByteChannel;
  * @author <a href="http://www.rogiel.com">Rogiel</a>
  */
 public interface DownloadChannel extends ReadableByteChannel {
+	long getLength();
 
+	String getFilename();
 }

src/main/java/com/rogiel/httpchannel/service/DownloadListener.java

@@ -0,0 +1,70 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import com.rogiel.httpchannel.service.captcha.Captcha;
+
+/**
+ * This listener keeps an track on the progress on an {@link Downloader}
+ * service.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public interface DownloadListener {
+	/**
+	 * Inform that the downloader will be waiting for an certain amount of time
+	 * due to an timer in the download site.
+	 * 
+	 * @param time
+	 *            the time in ms in which the service will be be waiting.
+	 * @param reason
+	 *            the reason why this timer is running
+	 * @return true if desires to wait, false otherwise
+	 */
+	boolean timer(long time, TimerWaitReason reason);
+
+	/**
+	 * The reason why an certain timer is being ran.
+	 * 
+	 * @author Rogiel
+	 */
+	public enum TimerWaitReason {
+		/**
+		 * Normal download timer. An annoyance.
+		 */
+		DOWNLOAD_TIMER,
+		/**
+		 * This IP has already download up to the limit, waiting for releasing
+		 * of the block.
+		 */
+		COOLDOWN,
+		/**
+		 * This is an unknown wait time.
+		 */
+		UNKNOWN;
+	}
+
+	/**
+	 * Passes an captcha by parameter and waits for the response of the
+	 * challenge.
+	 * 
+	 * @param captcha
+	 *            the captcha challenge
+	 */
+	String captcha(Captcha captcha);
+}

src/main/java/com/rogiel/httpchannel/service/DownloadService.java

@@ -16,42 +16,46 @@
  */
 package com.rogiel.httpchannel.service;
 
-import java.io.IOException;
+import java.net.URL;
-import java.net.URI;
-import java.nio.ByteBuffer;
-import java.nio.channels.ReadableByteChannel;
 
-import com.rogiel.httpchannel.DownloadChannel;
+import javax.tools.FileObject;
 
 /**
- * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * Implements an service capable of downloading a file.
  * 
+ * @author Rogiel
+ * @since 1.0
  */
-public interface DownloadService {
+public interface DownloadService extends Service {
-	DownloadChannel download(URI uri, CaptchaResolver captchaResolver);
+	/**
+	 * Creates a new instance of the {@link Downloader}. This instance will be
+	 * attached to the {@link URL}, {@link FileObject} provided through the the
+	 * arguments and the parent {@link Service} instance.
+	 * 
+	 * @param url
+	 *            the url to be downloaded
+	 * @param file
+	 *            the destination file
+	 * @return an new instance of {@link Downloader}
+	 */
+	Downloader getDownloader(URL url);
 
 	/**
-	 * Simple delegating implementation for {@link DownloadChannel}.
+	 * Check if this {@link Service} can download from this URL. Implemtations
+	 * might or might not perform network activity.
 	 * 
-	 * @author <a href="http://www.rogiel.com">Rogiel</a>
+	 * @param url
+	 *            the url to be tested.
+	 * @return true if supported, false otherwise.
 	 */
-	public abstract class SimpleDownloadChannel implements DownloadChannel {
+	boolean matchURL(URL url);
-		protected final ReadableByteChannel channel;
 
-		public SimpleDownloadChannel(ReadableByteChannel channel) {
+	/**
-			this.channel = channel;
+	 * Return the matrix of capabilities for this {@link Downloader}.
-		}
+	 * 
-
+	 * @return {@link CapabilityMatrix} with all capabilities of this
-		public int read(ByteBuffer dst) throws IOException {
+	 *         {@link Downloader}.
-			return channel.read(dst);
+	 * @see DownloaderCapability
-		}
+	 */
-
+	CapabilityMatrix<DownloaderCapability> getDownloadCapabilities();
-		public boolean isOpen() {
-			return channel.isOpen();
-		}
-
-		public void close() throws IOException {
-			channel.close();
-		}
-	}
 }

src/main/java/com/rogiel/httpchannel/service/Downloader.java

@@ -0,0 +1,35 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import java.io.IOException;
+
+/**
+ * This interfaces provides downloading for an service.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public interface Downloader {
+	/**
+	 * Starts the download process.
+	 * 
+	 * @param listener
+	 *            the listener to keep a track on the download progress
+	 */
+	DownloadChannel download(DownloadListener listener) throws IOException;
+}

src/main/java/com/rogiel/httpchannel/service/DownloaderCapability.java

@@ -0,0 +1,46 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+/**
+ * Capability an certain {@link Downloader} can have.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public enum DownloaderCapability {
+	/**
+	 * Can download files while not authenticated
+	 */
+	UNAUTHENTICATED_DOWNLOAD,
+	/**
+	 * Can download files while authenticated with non-premium account
+	 */
+	NON_PREMIUM_ACCOUNT_DOWNLOAD,
+	/**
+	 * Can download files while authenticated with premium account
+	 */
+	PREMIUM_ACCOUNT_DOWNLOAD,
+	/**
+	 * Resume interrupted downloads are possible and supported.
+	 */
+	RESUME,
+	/**
+	 * Can check the status of the given link before starting download.
+	 */
+	STATUS_CHECK;
+}

src/main/java/com/rogiel/httpchannel/service/Service.java

@@ -16,10 +16,46 @@
  */
 package com.rogiel.httpchannel.service;
 
+import com.rogiel.httpchannel.service.config.ServiceConfiguration;
+
 /**
- * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * Base interface for all the services. Whenever the operation suported by the
+ * {@link Service} it must implement this interface. Most of implementations
+ * will benefit from abstract instances of this interface:
+ * <ul>
+ * <li>{@link AbstractHttpService}: provides an basic support for HTTP services.
+ * </li>
+ * </ul>
  * 
+ * @author Rogiel
+ * @since 1.0
  */
 public interface Service {
+	/**
+	 * Get the ServiceID.
+	 * 
+	 * @return the id of the service
+	 */
+	String getId();
 
+	/**
+	 * Get Major version of this service
+	 * 
+	 * @return the major version
+	 */
+	int getMajorVersion();
+
+	/**
+	 * Get the minor version of this service
+	 * 
+	 * @return the minor version
+	 */
+	int getMinorVersion();
+
+	/**
+	 * Returns this {@link ServiceConfiguration} instance
+	 * 
+	 * @return the {@link ServiceConfiguration} instance
+	 */
+	ServiceConfiguration getServiceConfiguration();
 }

src/main/java/com/rogiel/httpchannel/service/ServiceException.java

@@ -0,0 +1,41 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import java.io.IOException;
+
+/**
+ * Base exception for any {@link Service}.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public class ServiceException extends IOException {
+	private static final long serialVersionUID = 1L;
+
+	public ServiceException(String message) {
+		super(message);
+	}
+
+	public ServiceException(Throwable t) {
+		super(t);
+	}
+
+	public ServiceException(String message, Throwable t) {
+		super(message, t);
+	}
+}

src/main/java/com/rogiel/httpchannel/service/UploadChannel.java

@@ -14,14 +14,17 @@
  * You should have received a copy of the GNU General Public License
  * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
  */
-package com.rogiel.httpchannel;
+package com.rogiel.httpchannel.service;
 
-import java.net.URI;
 import java.nio.channels.WritableByteChannel;
 
 /**
  * @author <a href="http://www.rogiel.com">Rogiel</a>
  */
 public interface UploadChannel extends WritableByteChannel {
-	URI getLink();
+	long getLength();
+
+	String getFilename();
+
+	String getDownloadLink();
 }

src/main/java/com/rogiel/httpchannel/service/UploadListener.java

@@ -0,0 +1,29 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+/**
+ * This listener keeps an track on the progress on an {@link Uploader} service.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public interface UploadListener {
+	long getFilesize();
+
+	String getFilename();
+}

src/main/java/com/rogiel/httpchannel/service/UploadListenerContentBody.java

@@ -0,0 +1,74 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.channels.Channels;
+import java.nio.channels.WritableByteChannel;
+
+import net.sf.f2s.util.ThreadUtils;
+
+import org.apache.http.entity.mime.content.AbstractContentBody;
+import org.apache.http.entity.mime.content.ContentBody;
+
+import com.rogiel.httpchannel.service.channel.LinkedUploadChannel;
+
+/**
+ * {@link ContentBody} used to upload files in {@link Uploader} implementations.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public class UploadListenerContentBody extends AbstractContentBody {
+	private final LinkedUploadChannel channel;
+
+	public UploadListenerContentBody(LinkedUploadChannel channel) {
+		super("application/octet-stream");
+		this.channel = channel;
+	}
+
+	@Override
+	public String getFilename() {
+		return channel.getFilename();
+	}
+
+	@Override
+	public void writeTo(OutputStream out) throws IOException {
+		final WritableByteChannel outputChannel = Channels.newChannel(out);
+		channel.linkChannel(outputChannel);
+
+		while (channel.isOpen() && outputChannel.isOpen()) {
+			ThreadUtils.sleep(500);
+		}
+	}
+
+	@Override
+	public String getCharset() {
+		return null;
+	}
+
+	@Override
+	public long getContentLength() {
+		return channel.getLength();
+	}
+
+	@Override
+	public String getTransferEncoding() {
+		return "binary";
+	}
+}

src/main/java/com/rogiel/httpchannel/service/UploadService.java

@@ -16,38 +16,39 @@
  */
 package com.rogiel.httpchannel.service;
 
-import java.io.IOException;
-import java.nio.ByteBuffer;
-import java.nio.channels.WritableByteChannel;
-
-import com.rogiel.httpchannel.UploadChannel;
-
 /**
- * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * Implements an service capable of uploading a file.
- */
-public interface UploadService {
-	UploadChannel upload(String filename, long filesize);
-	
-	/**
-	 * Simple delegating implementation for {@link UploadChannel}.
  * 
-	 * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * @author Rogiel
+ * @since 1.0
  */
-	public abstract class SimpleUploadChannel implements UploadChannel {
+public interface UploadService extends Service {
-		protected final WritableByteChannel channel;
+	/**
+	 * Creates a new instance of {@link Uploader}. This instance is attached
+	 * with the parent {@link Service} instance.<br>
+	 * <b>Note</b>: not all services might support <tt>description</tt>
+	 * 
+	 * @param file
+	 *            the file to be uploaded
+	 * @param description
+	 *            the description of the upload. If supported.
+	 * @return the new {@link Uploader} instance
+	 */
+	Uploader getUploader(String description);
 
-		public SimpleUploadChannel(WritableByteChannel channel) {
+	/**
-			this.channel = channel;
+	 * Get the maximum upload file size supported by this service.
-		}
+	 * 
+	 * @return the maximum filesize supported
+	 */
+	long getMaximumFilesize();
 
-		@Override
+	/**
-		public int write(ByteBuffer src) throws IOException {
+	 * Return the matrix of capabilities for this {@link Uploader}.
-			return channel.write(src);
+	 * 
-		}
+	 * @return {@link CapabilityMatrix} with all capabilities of this
-
+	 *         {@link Uploader}.
-		@Override
+	 * @see UploaderCapability
-		public boolean isOpen() {
+	 */
-			return channel.isOpen();
+	CapabilityMatrix<UploaderCapability> getUploadCapabilities();
-		}
-	}
 }

src/main/java/com/rogiel/httpchannel/service/Uploader.java

@@ -0,0 +1,38 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+import java.io.IOException;
+
+/**
+ * This interfaces provides uploading for an service.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public interface Uploader {
+	/**
+	 * Starts the upload process on this service.
+	 * 
+	 * @param listener
+	 *            the listener do keep an track on the upload process
+	 * @throws UploadServiceException
+	 *             thrown if something went wrong
+	 * @throws IOException
+	 */
+	UploadChannel upload(UploadListener listener) throws IOException;
+}

src/main/java/com/rogiel/httpchannel/service/UploaderCapability.java

@@ -0,0 +1,38 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service;
+
+/**
+ * Capability an certain {@link Uploader} can have.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public enum UploaderCapability {
+	/**
+	 * Can upload while not authenticated into any account
+	 */
+	UNAUTHENTICATED_UPLOAD,
+	/**
+	 * Can upload while authenticated with a non-premium account
+	 */
+	NON_PREMIUM_ACCOUNT_UPLOAD,
+	/**
+	 * Can upload while authenticated with a premium account
+	 */
+	PREMIUM_ACCOUNT_UPLOAD;
+}

src/main/java/com/rogiel/httpchannel/service/captcha/Captcha.java

@@ -0,0 +1,26 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service.captcha;
+
+/**
+ * @author Rogiel
+ * @since 1.0
+ */
+public interface Captcha {
+	String getAnswer();
+	void setAnswer(String answer);
+}

src/main/java/com/rogiel/httpchannel/service/captcha/ImageCaptcha.java

@@ -0,0 +1,47 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service.captcha;
+
+import java.net.URL;
+
+/**
+ * @author Rogiel
+ * @since 1.0
+ */
+public class ImageCaptcha implements Captcha {
+	private URL url;
+
+	private String answer;
+
+	public URL getUrl() {
+		return url;
+	}
+
+	public void setUrl(URL url) {
+		this.url = url;
+	}
+
+	@Override
+	public String getAnswer() {
+		return answer;
+	}
+
+	@Override
+	public void setAnswer(String answer) {
+		this.answer = answer;
+	}
+}

src/main/java/com/rogiel/httpchannel/service/channel/InputStreamDownloadChannel.java

@@ -0,0 +1,69 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service.channel;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.ByteBuffer;
+import java.nio.channels.Channels;
+import java.nio.channels.ReadableByteChannel;
+
+import com.rogiel.httpchannel.service.DownloadChannel;
+
+
+/**
+ * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * 
+ */
+public class InputStreamDownloadChannel implements DownloadChannel {
+	private final ReadableByteChannel channel;
+
+	private final long length;
+	private final String filename;
+
+	public InputStreamDownloadChannel(InputStream in, final long length,
+			final String filename) {
+		this.channel = Channels.newChannel(in);
+		this.length = length;
+		this.filename = filename;
+	}
+
+	@Override
+	public int read(ByteBuffer dst) throws IOException {
+		return channel.read(dst);
+	}
+
+	@Override
+	public boolean isOpen() {
+		return channel.isOpen();
+	}
+
+	@Override
+	public void close() throws IOException {
+		channel.close();
+	}
+
+	@Override
+	public long getLength() {
+		return length;
+	}
+
+	@Override
+	public String getFilename() {
+		return filename;
+	}
+}

src/main/java/com/rogiel/httpchannel/service/channel/LinkedUploadChannel.java

@@ -0,0 +1,93 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service.channel;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.nio.channels.WritableByteChannel;
+
+import com.rogiel.httpchannel.service.UploadChannel;
+
+
+/**
+ * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * 
+ */
+public class LinkedUploadChannel implements UploadChannel {
+	private WritableByteChannel channel;
+	private final LinkedUploadChannelCloseCallback closeCallback;
+
+	private final long length;
+	private final String filename;
+	private String downloadLink;
+
+	private boolean open = true;
+
+	public LinkedUploadChannel(LinkedUploadChannelCloseCallback closeCallback,
+			long filesize, String filename) {
+		this.closeCallback = closeCallback;
+		this.filename = filename;
+		this.length = filesize;
+	}
+
+	@Override
+	public int write(ByteBuffer src) throws IOException {
+		if (channel == null)
+			throw new IOException("Channel is not linked yet");
+		return channel.write(src);
+	}
+
+	@Override
+	public boolean isOpen() {
+		return (channel != null ? channel.isOpen() : true) && open;
+	}
+
+	@Override
+	public void close() throws IOException {
+		open = false;
+		downloadLink = closeCallback.finish();
+	}
+
+	public interface LinkedUploadChannelCloseCallback {
+		String finish() throws IOException;
+	}
+
+	@Override
+	public long getLength() {
+		return length;
+	}
+
+	@Override
+	public String getFilename() {
+		return filename;
+	}
+
+	@Override
+	public String getDownloadLink() {
+		return downloadLink;
+	}
+
+	public void linkChannel(WritableByteChannel channel) throws IOException {
+		if(this.channel != null)
+			throw new IOException("This channel is already linked.");
+		this.channel = channel;
+	}
+
+	public boolean isLinked() {
+		return channel != null;
+	}
+}

src/main/java/com/rogiel/httpchannel/service/config/ServiceConfiguration.java

@@ -0,0 +1,40 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service.config;
+
+import java.lang.reflect.Proxy;
+
+import net.sf.f2s.util.transformer.Transformer;
+
+/**
+ * This is an flag interface to indicate that an certain Interface is the
+ * configuration for the service.<br>
+ * <br>
+ * Every service must create an <tt>interface</tt> with the configuration
+ * methods, additionally an Annotation informing the default value.
+ * ServiceConfiguration implementations might use reflection ({@link Proxy}),
+ * hard-coding or any other way for fetching the data.<br>
+ * <br>
+ * String data stored in the annotation is converted to Java Types using the
+ * {@link Transformer} class.
+ * 
+ * @author Rogiel
+ * @version 1.0
+ * @see Transformer
+ */
+public interface ServiceConfiguration {
+}

src/main/java/com/rogiel/httpchannel/service/config/ServiceConfigurationHelper.java

@@ -0,0 +1,112 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service.config;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+import java.util.Properties;
+
+import net.sf.f2s.util.transformer.TransformerFactory;
+
+/**
+ * Helper class for {@link ServiceConfiguration} system.
+ * 
+ * @author Rogiel
+ * @since 1.0
+ */
+public class ServiceConfigurationHelper {
+	/**
+	 * Creates a Proxy Class that returns all the default values of
+	 * configuration interfaces. The values are mapped by
+	 * {@link ServiceConfigurationProperty} annotation.
+	 * 
+	 * @param <T>
+	 *            the interface extending {@link ServiceConfiguration}. Service
+	 *            specific.
+	 * @param type
+	 *            the type Class representing T.
+	 * @return the proxied {@link ServiceConfiguration} instance.
+	 */
+	@SuppressWarnings("unchecked")
+	public static <T extends ServiceConfiguration> T defaultConfiguration(
+			Class<T> type) {
+		return (T) Proxy.newProxyInstance(
+				ServiceConfiguration.class.getClassLoader(),
+				new Class<?>[] { type }, new InvocationHandler() {
+					@Override
+					public Object invoke(Object object, Method method,
+							Object[] arguments) throws Throwable {
+						final ServiceConfigurationProperty property = method
+								.getAnnotation(ServiceConfigurationProperty.class);
+						if (property != null)
+							return TransformerFactory.getTransformer(
+									method.getReturnType()).transform(
+									property.defaultValue());
+						return null;
+					}
+				});
+	}
+
+	/**
+	 * Creates a Proxy Class that returns all the default values of
+	 * configuration interfaces. The values are mapped by
+	 * {@link ServiceConfigurationProperty} annotation.
+	 * 
+	 * @param <T>
+	 *            the interface extending {@link ServiceConfiguration}. Service
+	 *            specific.
+	 * @param type
+	 *            the type Class representing T.
+	 * @return the proxied {@link ServiceConfiguration} instance.
+	 * @throws IOException
+	 * @throws FileNotFoundException
+	 */
+	@SuppressWarnings("unchecked")
+	public static <T extends ServiceConfiguration> T file(Class<T> type,
+			File file) throws FileNotFoundException, IOException {
+		final Properties properties = new Properties();
+		properties.load(new FileInputStream(file));
+
+		return (T) Proxy.newProxyInstance(
+				ServiceConfiguration.class.getClassLoader(),
+				new Class<?>[] { type }, new InvocationHandler() {
+					@Override
+					public Object invoke(Object object, Method method,
+							Object[] arguments) throws Throwable {
+						final ServiceConfigurationProperty property = method
+								.getAnnotation(ServiceConfigurationProperty.class);
+						if (property != null)
+							return TransformerFactory.getTransformer(
+									method.getReturnType()).transform(
+									get(property));
+						return null;
+					}
+
+					private String get(ServiceConfigurationProperty property) {
+						String value = properties.getProperty(property.key());
+						if (value == null)
+							value = property.defaultValue();
+						return value;
+					}
+				});
+	}
+}

src/main/java/com/rogiel/httpchannel/service/config/ServiceConfigurationProperty.java

@@ -0,0 +1,51 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service.config;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Annotation that defines the default value for an {@link ServiceConfiguration}
+ * method.<br>
+ * <br>
+ * <h1>Usage example</h1>
+ * 
+ * <pre>
+ * public interface DummyServiceConfiguration extends ServiceConfiguration {
+ * 	&#064;ServiceConfigurationProperty(defaultValue = &quot;true&quot;)
+ * 	boolean retryAllowed();
+ * }
+ * </pre>
+ * 
+ * The default implementation created by
+ * {@link ServiceConfigurationHelper#defaultConfiguration()} will always return
+ * the <tt>defaultValue</tt>.
+ * 
+ * @author Rogiel
+ * @version 1.0
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.METHOD)
+@Documented
+public @interface ServiceConfigurationProperty {
+	String key();
+	String defaultValue();
+}

src/main/java/com/rogiel/httpchannel/service/impl/MegaUploadService.java

@@ -17,35 +17,318 @@
 package com.rogiel.httpchannel.service.impl;
 
 import java.io.IOException;
-import java.net.URI;
+import java.net.URL;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
+import java.util.regex.Pattern;
 
-import com.rogiel.httpchannel.DownloadChannel;
+import net.sf.f2s.util.HttpClientUtils;
-import com.rogiel.httpchannel.UploadChannel;
+import net.sf.f2s.util.PatternUtils;
-import com.rogiel.httpchannel.service.CaptchaResolver;
+import net.sf.f2s.util.ThreadUtils;
+
+import org.apache.commons.io.FilenameUtils;
+import org.apache.commons.io.IOUtils;
+import org.apache.http.Header;
+import org.apache.http.HttpResponse;
+import org.apache.http.HttpStatus;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.mime.MultipartEntity;
+import org.apache.http.entity.mime.content.StringBody;
+
+import com.rogiel.httpchannel.service.AbstractDownloader;
+import com.rogiel.httpchannel.service.AbstractHttpService;
+import com.rogiel.httpchannel.service.AuthenticationService;
+import com.rogiel.httpchannel.service.Authenticator;
+import com.rogiel.httpchannel.service.AuthenticatorCapability;
+import com.rogiel.httpchannel.service.AuthenticatorListener;
+import com.rogiel.httpchannel.service.CapabilityMatrix;
+import com.rogiel.httpchannel.service.Credential;
+import com.rogiel.httpchannel.service.DownloadChannel;
+import com.rogiel.httpchannel.service.DownloadListener;
 import com.rogiel.httpchannel.service.DownloadService;
+import com.rogiel.httpchannel.service.Downloader;
+import com.rogiel.httpchannel.service.DownloaderCapability;
+import com.rogiel.httpchannel.service.Service;
+import com.rogiel.httpchannel.service.UploadChannel;
+import com.rogiel.httpchannel.service.UploadListener;
+import com.rogiel.httpchannel.service.UploadListenerContentBody;
 import com.rogiel.httpchannel.service.UploadService;
+import com.rogiel.httpchannel.service.Uploader;
+import com.rogiel.httpchannel.service.UploaderCapability;
+import com.rogiel.httpchannel.service.channel.InputStreamDownloadChannel;
+import com.rogiel.httpchannel.service.channel.LinkedUploadChannel;
+import com.rogiel.httpchannel.service.channel.LinkedUploadChannel.LinkedUploadChannelCloseCallback;
+import com.rogiel.httpchannel.service.config.ServiceConfiguration;
+import com.rogiel.httpchannel.service.config.ServiceConfigurationProperty;
+import com.rogiel.httpchannel.service.impl.MegaUploadService.MegaUploadServiceConfiguration;
 
 /**
- * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * This service handles login, upload and download to MegaUpload.com.
  * 
+ * @author Rogiel
+ * @since 1.0
  */
-public class MegaUploadService implements DownloadService, UploadService {
+public class MegaUploadService extends
-	public DownloadChannel download(URI uri, CaptchaResolver captchaResolver) {
+		AbstractHttpService<MegaUploadServiceConfiguration> implements Service,
-		return new SimpleDownloadChannel(null) {
+		UploadService, DownloadService, AuthenticationService {
-		};
+	private static final Pattern UPLOAD_URL_PATTERN = Pattern
-	}
+			.compile("http://www([0-9]*)\\.megaupload\\.com/upload_done\\.php\\?UPLOAD_IDENTIFIER=[0-9]*");
 
-	public UploadChannel upload(String filename, long filesize) {
+	private static final Pattern DOWNLOAD_DIRECT_LINK_PATTERN = Pattern
-		return new SimpleUploadChannel(null) {
+			.compile("http://www([0-9]*)\\.megaupload\\.com/files/([A-Za-z0-9]*)/([^\"]*)");
-			@Override
+	private static final Pattern DOWNLOAD_TIMER = Pattern
-			public void close() throws IOException {
+			.compile("count=([0-9]*);");
+	// private static final Pattern DOWNLOAD_FILESIZE = Pattern
+	// .compile("[0-9]*(\\.[0-9]*)? (K|M|G)B");
 
+	private static final Pattern DOWNLOAD_URL_PATTERN = Pattern
+			.compile("http://www\\.megaupload\\.com/\\?d=([A-Za-z0-9]*)");
+
+	public MegaUploadService(final MegaUploadServiceConfiguration configuration) {
+		super(configuration);
 	}
 
 	@Override
-			public URI getLink() {
+	public String getId() {
+		return "megaupload";
+	}
+
+	@Override
+	public int getMajorVersion() {
+		return 1;
+	}
+
+	@Override
+	public int getMinorVersion() {
+		return 0;
+	}
+
+	@Override
+	public Uploader getUploader(String description) {
+		return new MegaUploadUploader(description);
+	}
+
+	@Override
+	public long getMaximumFilesize() {
+		return 1 * 1024 * 1024 * 1024;
+	}
+
+	@Override
+	public CapabilityMatrix<UploaderCapability> getUploadCapabilities() {
+		return new CapabilityMatrix<UploaderCapability>(
+				UploaderCapability.UNAUTHENTICATED_UPLOAD,
+				UploaderCapability.NON_PREMIUM_ACCOUNT_UPLOAD,
+				UploaderCapability.PREMIUM_ACCOUNT_UPLOAD);
+	}
+
+	@Override
+	public Downloader getDownloader(URL url) {
+		return new MegaUploadDownloader(url);
+	}
+
+	@Override
+	public boolean matchURL(URL url) {
+		return false;
+	}
+
+	@Override
+	public CapabilityMatrix<DownloaderCapability> getDownloadCapabilities() {
+		return new CapabilityMatrix<DownloaderCapability>(
+				DownloaderCapability.UNAUTHENTICATED_DOWNLOAD,
+				DownloaderCapability.NON_PREMIUM_ACCOUNT_DOWNLOAD,
+				DownloaderCapability.PREMIUM_ACCOUNT_DOWNLOAD);
+	}
+
+	@Override
+	public Authenticator getAuthenticator(Credential credential) {
+		return new MegaUploadAuthenticator(credential);
+	}
+
+	@Override
+	public CapabilityMatrix<AuthenticatorCapability> getAuthenticationCapability() {
+		return new CapabilityMatrix<AuthenticatorCapability>();
+	}
+
+	protected class MegaUploadUploader implements Uploader,
+			LinkedUploadChannelCloseCallback {
+		private final String description;
+
+		private Future<String> uploadFuture;
+
+		public MegaUploadUploader(String description) {
+			this.description = (description != null ? description
+					: configuration.getDefaultUploadDescription());
+		}
+
+		@Override
+		public UploadChannel upload(UploadListener listener) throws IOException {
+			final String body = HttpClientUtils.get(client,
+					"http://www.megaupload.com/multiupload/");
+			final String url = PatternUtils.find(UPLOAD_URL_PATTERN, body);
+
+			final HttpPost upload = new HttpPost(url);
+			final MultipartEntity entity = new MultipartEntity();
+			upload.setEntity(entity);
+
+			final LinkedUploadChannel channel = new LinkedUploadChannel(this,
+					listener.getFilesize(), listener.getFilename());
+
+			entity.addPart("multifile_0",
+					new UploadListenerContentBody(channel));
+			entity.addPart("multimessage_0", new StringBody(description));
+
+			uploadFuture = HttpClientUtils.executeAsync(client, upload);
+			while (!channel.isLinked() && !uploadFuture.isDone()) {
+				ThreadUtils.sleep(100);
+			}
+			return channel;
+		}
+
+		@Override
+		public String finish() throws IOException {
+			try {
+				return PatternUtils.find(DOWNLOAD_URL_PATTERN,
+						uploadFuture.get());
+			} catch (InterruptedException e) {
 				return null;
-			}
+			} catch (ExecutionException e) {
-		};
+				throw (IOException) e.getCause();
+			}
+		}
+	}
+
+	protected class MegaUploadDownloader extends AbstractDownloader {
+		private final URL url;
+
+		public MegaUploadDownloader(URL url) {
+			this.url = url;
+		}
+
+		@Override
+		public DownloadChannel download(DownloadListener listener)
+				throws IOException {
+			final HttpGet request = new HttpGet(url.toString());
+			final HttpResponse response = client.execute(request);
+			final String content = IOUtils.toString(response.getEntity()
+					.getContent());
+
+			// try to find timer
+			final String stringTimer = PatternUtils.find(DOWNLOAD_TIMER,
+					content, 1);
+			int timer = 0;
+			if (stringTimer != null && stringTimer.length() > 0) {
+				timer = Integer.parseInt(stringTimer);
+			}
+			if (timer > 0 && configuration.respectWaitTime()) {
+				timer(listener, timer * 1000);
+			}
+
+			final String downloadUrl = PatternUtils.find(
+					DOWNLOAD_DIRECT_LINK_PATTERN, content, 0);
+			if (downloadUrl != null && downloadUrl.length() > 0) {
+				final HttpGet downloadRequest = new HttpGet(downloadUrl);
+				final HttpResponse downloadResponse = client
+						.execute(downloadRequest);
+				if (downloadResponse.getStatusLine().getStatusCode() == HttpStatus.SC_FORBIDDEN
+						|| downloadResponse.getStatusLine().getStatusCode() == HttpStatus.SC_SERVICE_UNAVAILABLE) {
+					downloadResponse.getEntity().getContent().close();
+					if (cooldown(listener, 60 * 1000))
+						return download(listener); // retry download
+				} else {
+					final String filename = FilenameUtils.getName(downloadUrl);
+					// listener.fileName(filename);
+
+					final Header contentLengthHeader = downloadResponse
+							.getFirstHeader("Content-Length");
+					long contentLength = -1;
+					if (contentLengthHeader != null) {
+						contentLength = Long.valueOf(contentLengthHeader
+								.getValue());
+						// listener.fileSize(contentLength);
+					}
+
+					return new InputStreamDownloadChannel(downloadResponse
+							.getEntity().getContent(), contentLength, filename);
+				}
+			} else {
+				throw new IOException("Download link not found");
+			}
+			throw new IOException("Unknown error");
+		}
+	}
+
+	protected class MegaUploadAuthenticator implements Authenticator {
+		private final Credential credential;
+
+		public MegaUploadAuthenticator(Credential credential) {
+			this.credential = credential;
+		}
+
+		@Override
+		public void login(AuthenticatorListener listener) {
+			try {
+				final HttpPost login = new HttpPost(
+						"http://www.megaupload.com/?c=login");
+				final MultipartEntity entity = new MultipartEntity();
+				login.setEntity(entity);
+
+				entity.addPart("login", new StringBody("1"));
+				entity.addPart("username",
+						new StringBody(credential.getUsername()));
+				entity.addPart("password",
+						new StringBody(credential.getPassword()));
+
+				final String response = HttpClientUtils.execute(client, login);
+				if (response.contains("Username and password do "
+						+ "not match. Please try again!")) {
+					listener.invalidCredentials(credential);
+					return;
+				}
+				listener.loginSuccessful(credential);
+			} catch (IOException e) {
+				// throw new NestedLoginServiceException(e);
+				// TODO throw an exception here
+			}
+		}
+
+		@Override
+		public void logout(AuthenticatorListener listener) {
+			try {
+				final HttpPost logout = new HttpPost(
+						"http://www.megaupload.com/?c=account");
+				final MultipartEntity entity = new MultipartEntity();
+				logout.setEntity(entity);
+
+				entity.addPart("logout", new StringBody("1"));
+				HttpClientUtils.execute(client, logout);
+
+				// TODO check logout status
+
+				listener.logout(credential);
+				return;
+			} catch (IOException e) {
+				// throw new NestedLoginServiceException(e);
+				// TODO throw an exception here
+			}
+		}
+	}
+
+	public static interface MegaUploadServiceConfiguration extends
+			ServiceConfiguration {
+		@ServiceConfigurationProperty(key = "megaupload.wait", defaultValue = "true")
+		boolean respectWaitTime();
+
+		@ServiceConfigurationProperty(key = "megaupload.port", defaultValue = "80")
+		int getPreferedDownloadPort();
+
+		@ServiceConfigurationProperty(key = "megaupload.description", defaultValue = "Uploaded by seedbox-httpchannel")
+		String getDefaultUploadDescription();
+	}
+
+	@Override
+	public String toString() {
+		return this.getClass().getSimpleName() + " " + getMajorVersion() + "."
+				+ getMinorVersion();
 	}
 }

src/main/java/net/sf/f2s/util/HttpClientUtils.java

@@ -0,0 +1,63 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+
+import org.apache.commons.io.IOUtils;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpUriRequest;
+
+public class HttpClientUtils {
+	private static final ExecutorService threadPool = Executors
+			.newCachedThreadPool();
+
+	public static String get(HttpClient client, String url) throws IOException {
+		return execute(client, new HttpGet(url));
+	}
+
+	public static String execute(HttpClient client, HttpUriRequest request)
+			throws IOException {
+		return toString(client.execute(request));
+	}
+
+	public static Future<String> executeAsync(final HttpClient client,
+			final HttpUriRequest request) throws IOException {
+		return threadPool.submit(new Callable<String>() {
+			@Override
+			public String call() throws Exception {
+				return HttpClientUtils.toString(client.execute(request));
+			}
+		});
+	}
+
+	public static String toString(HttpResponse response) throws IOException {
+		final InputStream in = response.getEntity().getContent();
+		try {
+			return IOUtils.toString(in);
+		} finally {
+			in.close();
+		}
+	}
+}

src/main/java/net/sf/f2s/util/PatternUtils.java

@@ -0,0 +1,46 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class PatternUtils {
+	public static String find(Pattern pattern, String text) {
+		return find(pattern, text, 0);
+	}
+
+	public static String find(Pattern pattern, String text, int n) {
+		final Matcher matcher = pattern.matcher(text);
+		if (matcher.find()) {
+			return matcher.group(n);
+		}
+		return null;
+	}
+	
+	public static String match(Pattern pattern, String text) {
+		return match(pattern, text, 0);
+	}
+
+	public static String match(Pattern pattern, String text, int n) {
+		final Matcher matcher = pattern.matcher(text);
+		if (matcher.matches()) {
+			return matcher.group(n);
+		}
+		return null;
+	}
+}

src/main/java/net/sf/f2s/util/ThreadUtils.java

@@ -0,0 +1,30 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util;
+
+/**
+ * @author Rogiel
+ * @since 1.0
+ */
+public class ThreadUtils {
+	public static void sleep(long time) {
+		try {
+			Thread.sleep(time);
+		} catch (InterruptedException e) {
+		}
+	}
+}

src/main/java/net/sf/f2s/util/transformer/TransformationException.java

@@ -0,0 +1,55 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util.transformer;
+
+/**
+ * @author Rogiel
+ * @since 1.0
+ */
+public class TransformationException extends Exception {
+	private static final long serialVersionUID = 1L;
+
+	public TransformationException() {
+	}
+
+	/**
+	 * @param message
+	 *            the message
+	 */
+	public TransformationException(String message) {
+		super(message);
+	}
+
+	/**
+	 * @param cause
+	 *            the cause
+	 */
+	public TransformationException(Throwable cause) {
+		super(cause);
+	}
+
+	/**
+	 * @param message
+	 *            the message
+	 * @param cause
+	 *            the cause
+	 */
+	public TransformationException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+}

src/main/java/net/sf/f2s/util/transformer/Transformer.java

@@ -14,12 +14,12 @@
  * You should have received a copy of the GNU General Public License
  * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
  */
-package com.rogiel.httpchannel.service;
+package net.sf.f2s.util.transformer;
 
 /**
- * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * @author rogiel
  *
  */
-public interface CaptchaResolver {
+public interface Transformer<O> {
-
+	O transform(String data) throws TransformationException;
 }

src/main/java/net/sf/f2s/util/transformer/TransformerFactory.java

@@ -0,0 +1,47 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util.transformer;
+
+import java.net.URL;
+
+import net.sf.f2s.util.transformer.impl.BooleanTransformer;
+import net.sf.f2s.util.transformer.impl.IntegerTransformer;
+import net.sf.f2s.util.transformer.impl.LongTransformer;
+import net.sf.f2s.util.transformer.impl.StringTransformer;
+import net.sf.f2s.util.transformer.impl.URLTransformer;
+
+/**
+ * @author Rogiel
+ * @since 1.0
+ */
+public class TransformerFactory {
+	@SuppressWarnings("unchecked")
+	public static <T> Transformer<T> getTransformer(Class<T> type) {
+		if (String.class.isAssignableFrom(type)) {
+			return (Transformer<T>) new StringTransformer();
+		} else if (Boolean.class.isAssignableFrom(type) || type == Boolean.TYPE) {
+			return (Transformer<T>) new BooleanTransformer();
+		} else if (Integer.class.isAssignableFrom(type) || type == Integer.TYPE) {
+			return (Transformer<T>) new IntegerTransformer();
+		} else if (Long.class.isAssignableFrom(type) || type == Long.TYPE) {
+			return (Transformer<T>) new LongTransformer();
+		} else if (URL.class.isAssignableFrom(type)) {
+			return (Transformer<T>) new URLTransformer();
+		}
+		return null;
+	}
+}

src/main/java/net/sf/f2s/util/transformer/impl/BooleanTransformer.java

@@ -0,0 +1,30 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util.transformer.impl;
+
+import net.sf.f2s.util.transformer.Transformer;
+
+/**
+ * @author rogiel
+ *
+ */
+public class BooleanTransformer implements Transformer<Boolean> {
+	@Override
+	public Boolean transform(String data) {
+		return Boolean.parseBoolean(data);
+	}
+}

src/main/java/net/sf/f2s/util/transformer/impl/IntegerTransformer.java

@@ -0,0 +1,30 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util.transformer.impl;
+
+import net.sf.f2s.util.transformer.Transformer;
+
+/**
+ * @author rogiel
+ *
+ */
+public class IntegerTransformer implements Transformer<Integer> {
+	@Override
+	public Integer transform(String data) {
+		return Integer.parseInt(data);
+	}
+}

src/main/java/net/sf/f2s/util/transformer/impl/LongTransformer.java

@@ -0,0 +1,30 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util.transformer.impl;
+
+import net.sf.f2s.util.transformer.Transformer;
+
+/**
+ * @author rogiel
+ * 
+ */
+public class LongTransformer implements Transformer<Long> {
+	@Override
+	public Long transform(String data) {
+		return Long.parseLong(data);
+	}
+}

src/main/java/net/sf/f2s/util/transformer/impl/StringTransformer.java

@@ -0,0 +1,30 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util.transformer.impl;
+
+import net.sf.f2s.util.transformer.Transformer;
+
+/**
+ * @author rogiel
+ *
+ */
+public class StringTransformer implements Transformer<String> {
+	@Override
+	public String transform(String data) {
+		return data;
+	}
+}

src/main/java/net/sf/f2s/util/transformer/impl/URLTransformer.java

@@ -0,0 +1,38 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.sf.f2s.util.transformer.impl;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+import net.sf.f2s.util.transformer.TransformationException;
+import net.sf.f2s.util.transformer.Transformer;
+
+/**
+ * @author rogiel
+ * 
+ */
+public class URLTransformer implements Transformer<URL> {
+	@Override
+	public URL transform(String data) throws TransformationException {
+		try {
+			return new URL(data);
+		} catch (MalformedURLException e) {
+			throw new TransformationException(e);
+		}
+	}
+}

src/test/java/com/rogiel/httpchannel/service/impl/MegaUploadServiceTest.java

@@ -0,0 +1,289 @@
+/*
+ * This file is part of seedbox <github.com/seedbox>.
+ *
+ * seedbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * seedbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with seedbox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.rogiel.httpchannel.service.impl;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.nio.ByteBuffer;
+import java.nio.channels.Channels;
+import java.util.Properties;
+
+import junit.framework.Assert;
+
+import org.apache.commons.io.IOUtils;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.rogiel.httpchannel.service.AuthenticationService;
+import com.rogiel.httpchannel.service.AuthenticatorListener;
+import com.rogiel.httpchannel.service.Credential;
+import com.rogiel.httpchannel.service.DownloadChannel;
+import com.rogiel.httpchannel.service.DownloadListener;
+import com.rogiel.httpchannel.service.DownloadService;
+import com.rogiel.httpchannel.service.Service;
+import com.rogiel.httpchannel.service.UploadChannel;
+import com.rogiel.httpchannel.service.UploadListener;
+import com.rogiel.httpchannel.service.UploadService;
+import com.rogiel.httpchannel.service.UploaderCapability;
+import com.rogiel.httpchannel.service.captcha.Captcha;
+import com.rogiel.httpchannel.service.config.ServiceConfigurationHelper;
+import com.rogiel.httpchannel.service.impl.MegaUploadService.MegaUploadServiceConfiguration;
+
+public class MegaUploadServiceTest {
+	private Service service;
+
+	/**
+	 * See <b>src/test/resources/config/megaupload.properties</b>
+	 * <p>
+	 * Key: username
+	 */
+	private String VALID_USERNAME;
+	/**
+	 * See <b>src/test/resources/config/megaupload.properties</b>
+	 * <p>
+	 * Key: password
+	 */
+	private String VALID_PASSWORD;
+
+	private static final String INVALID_USERNAME = "invalid";
+	private static final String INVALID_PASSWORD = "abc";
+
+	@Before
+	public void setUp() throws Exception {
+		// MegaUploadServiceConfiguration.class;
+		service = new MegaUploadService(
+				ServiceConfigurationHelper
+						.defaultConfiguration(MegaUploadServiceConfiguration.class));
+
+		final Properties properties = new Properties();
+		properties.load(new FileInputStream(
+				"src/test/resources/config/megaupload.properties"));
+		VALID_USERNAME = properties.getProperty("username");
+		VALID_PASSWORD = properties.getProperty("password");
+	}
+
+	@Test
+	public void testServiceId() {
+		System.out.println("Service: "+service.toString());
+		assertEquals("megaupload", service.getId());
+	}
+
+	@Test
+	public void testValidAuthenticator() throws IOException {
+		((AuthenticationService) service).getAuthenticator(
+				new Credential(VALID_USERNAME, VALID_PASSWORD)).login(
+				new AuthenticatorListener() {
+					@Override
+					public void invalidCredentials(Credential credential) {
+						fail("This login attemp should've been successful.");
+					}
+
+					@Override
+					public void loginSuccessful(Credential credential) {
+					}
+
+					@Override
+					public void logout(Credential credential) {
+					}
+
+					@Override
+					public void exception(IOException e) throws IOException {
+						throw e;
+					}
+				});
+	}
+
+	@Test
+	public void testInvalidAuthenticator() throws IOException {
+		((AuthenticationService) service).getAuthenticator(
+				new Credential(INVALID_USERNAME, INVALID_PASSWORD)).login(
+				new AuthenticatorListener() {
+					@Override
+					public void invalidCredentials(Credential credential) {
+					}
+
+					@Override
+					public void loginSuccessful(Credential credential) {
+						fail("This login attemp should't have been successful.");
+					}
+
+					@Override
+					public void logout(Credential credential) {
+					}
+
+					@Override
+					public void exception(IOException e) throws IOException {
+						throw e;
+					}
+				});
+	}
+
+	@Test
+	public void testNonLoguedInUploader() throws IOException {
+		assertTrue(
+				"This service does not have the capability UploadCapability.FREE_UPLOAD",
+				((UploadService) service).getUploadCapabilities().has(
+						UploaderCapability.NON_PREMIUM_ACCOUNT_UPLOAD));
+		final UploadChannel channel = ((UploadService) service).getUploader(
+				"Upload by httpchannel").upload(new UploadListener() {
+			@Override
+			public long getFilesize() {
+				return 10;
+			}
+
+			@Override
+			public String getFilename() {
+				return "test.bin";
+			}
+		});
+		final ByteBuffer buffer = ByteBuffer.allocate(10);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+
+		buffer.flip();
+
+		channel.write(buffer);
+		channel.close();
+		Assert.assertNotNull(channel.getDownloadLink());
+	}
+
+	@Test
+	public void testLoguedInUploader() throws IOException {
+		assertTrue(
+				"This service does not have the capability UploadCapability.PREMIUM_UPLOAD",
+				((UploadService) service).getUploadCapabilities().has(
+						UploaderCapability.PREMIUM_ACCOUNT_UPLOAD));
+
+		((AuthenticationService) service).getAuthenticator(
+				new Credential(VALID_USERNAME, VALID_PASSWORD)).login(
+				new AuthenticatorListener() {
+					@Override
+					public void invalidCredentials(Credential credential) {
+						fail("Invalid credentials");
+					}
+
+					@Override
+					public void loginSuccessful(Credential credential) {
+					}
+
+					@Override
+					public void logout(Credential credential) {
+					}
+
+					@Override
+					public void exception(IOException e) throws IOException {
+						// TODO Auto-generated method stub
+
+					}
+				});
+
+		final UploadChannel channel = ((UploadService) service).getUploader(
+				"Upload by httpchannel").upload(new UploadListener() {
+			@Override
+			public long getFilesize() {
+				return 10;
+			}
+
+			@Override
+			public String getFilename() {
+				return "test.bin";
+			}
+		});
+		final ByteBuffer buffer = ByteBuffer.allocate(10);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+		buffer.put((byte) 0x00);
+
+		buffer.flip();
+
+		channel.write(buffer);
+		channel.close();
+		Assert.assertNotNull(channel.getDownloadLink());
+	}
+
+	@Test
+	public void testDownloader() throws IOException, MalformedURLException {
+		final DownloadChannel channel = ((DownloadService) service)
+				.getDownloader(new URL("http://www.megaupload.com/?d=CVQKJ1KM"))
+				.download(new DownloadListener() {
+					@Override
+					public boolean timer(long time, TimerWaitReason reason) {
+						System.out.println("Waiting " + time + " in " + reason);
+						// if (reason == TimerWaitReason.DOWNLOAD_TIMER)
+						// return true;
+						return true;
+					}
+
+					@Override
+					public String captcha(Captcha captcha) {
+						return null;
+					}
+				});
+		final ByteArrayOutputStream bout = new ByteArrayOutputStream();
+		IOUtils.copy(Channels.newInputStream(channel), bout);
+		System.out.println(bout.size());
+	}
+
+	@Test
+	public void testNoWaitDownloader() throws IOException,
+			MalformedURLException {
+		service = new MegaUploadService(ServiceConfigurationHelper.file(
+				MegaUploadServiceConfiguration.class, new File(
+						"src/test/resources/megaupload-nowait.properties")));
+
+		final DownloadChannel channel = ((DownloadService) service)
+				.getDownloader(new URL("http://www.megaupload.com/?d=CVQKJ1KM"))
+				.download(new DownloadListener() {
+					@Override
+					public boolean timer(long time, TimerWaitReason reason) {
+						System.out.println("Waiting " + time + " in " + reason);
+						if (reason == TimerWaitReason.DOWNLOAD_TIMER)
+							return true;
+						return false;
+					}
+
+					@Override
+					public String captcha(Captcha captcha) {
+						// TODO Auto-generated method stub
+						return null;
+					}
+				});
+	}
+}