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Added in-game message for exception in server

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Signed-off-by: Rogiel <rogiel@rogiel.com>
This commit is contained in:
Rogiel Sulzbach
2011-05-21 01:07:11 -03:00
parent c3c7277dd9
commit 6efce6615f
5 changed files with 46 additions and 73 deletions
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22
src/main/java/com/l2jserver/game/net/handler/Lineage2PacketHandler.java
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@@ -18,13 +18,18 @@ package com.l2jserver.game.net.handler;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.ChannelStateEvent;
import org.jboss.netty.channel.ExceptionEvent;
import org.jboss.netty.channel.MessageEvent;
import org.jboss.netty.channel.SimpleChannelHandler;
import com.google.common.base.Throwables;
import com.l2jserver.game.net.Lineage2Connection;
import com.l2jserver.game.net.packet.ClientPacket;
import com.l2jserver.game.net.packet.server.NPCHtmlMessagePacket;
import com.l2jserver.service.game.world.WorldService;
import com.l2jserver.service.network.NettyNetworkService;
import com.l2jserver.util.html.markup.HtmlTemplate;
import com.l2jserver.util.html.markup.MarkupTag;
/**
* This handler dispatches the {@link ClientPacket#process(Lineage2Connection)}
@@ -87,4 +92,21 @@ public class Lineage2PacketHandler extends SimpleChannelHandler {
ChannelStateEvent e) throws Exception {
nettyNetworkService.unregister(connection);
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
throws Exception {
// TODO only send exception stack trace in development mode!
// TODO ignore netty exceptions or it could cause stack overflow
final String exception = Throwables.getStackTraceAsString(e.getCause())
.replaceAll("\n", "<br>").replace(" ", "");
final HtmlTemplate template = new HtmlTemplate("Java Exception") {
@Override
public void build(MarkupTag body) {
body.text(exception);
}
};
connection.write(new NPCHtmlMessagePacket(null, template));
}
}

12
src/main/java/com/l2jserver/game/net/packet/server/NPCHtmlMessagePacket.java
View File

@@ -36,7 +36,13 @@ public class NPCHtmlMessagePacket extends AbstractServerPacket {
*/
public static final int OPCODE = 0x19;
/**
* The saying NPC
*/
private final NPC npc;
/**
* The HTML contents
*/
private final String html;
public NPCHtmlMessagePacket(NPC npc, Html html) {
@@ -45,15 +51,15 @@ public class NPCHtmlMessagePacket extends AbstractServerPacket {
this.html = html.toHtml();
}
public NPCHtmlMessagePacket(NPC npc, HtmlTemplate markup) {
public NPCHtmlMessagePacket(NPC npc, HtmlTemplate template) {
super(OPCODE);
this.npc = npc;
this.html = markup.toHtmlString();
this.html = template.toHtmlString();
}
@Override
public void write(Lineage2Connection conn, ChannelBuffer buffer) {
buffer.writeInt(npc.getID().getID());
buffer.writeInt((npc != null ? npc.getID().getID() : 0x01));
BufferUtils.writeString(buffer, html);
buffer.writeInt(0x00); // item id
}