mirror of
https://github.com/Rogiel/l2jserver2
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85 lines
2.1 KiB
Java
85 lines
2.1 KiB
Java
/*
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* This file is part of l2jserver <l2jserver.com>.
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*
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* l2jserver is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* l2jserver is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with l2jserver. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.l2jserver.service.database;
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import com.l2jserver.model.Model;
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import com.l2jserver.model.id.ID;
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import com.l2jserver.service.cache.IgnoreCaching;
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/**
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* The DAO interface
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* <p>
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* TODO make DAO an {@link Iterable}. So if we want to select all objects we can
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* do like this: <code><pre>
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* for(final Object o : daoInstance) {
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* ...
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* }
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* </pre></code>
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*
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* @author <a href="http://www.rogiel.com">Rogiel</a>
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*/
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public interface DataAccessObject<O extends Model<?>, I extends ID<?>> {
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/**
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* Load the instance represented by <tt>id</tt> from the database
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*
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* @param id
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* the id
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*/
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O select(I id);
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/**
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* Save the instance to the database. If a new database entry was created
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* returns true.
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*
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* @param object
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* the object
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* @return true if the row was inserted or updated
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*/
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@IgnoreCaching
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boolean save(O object);
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/**
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* Inserts the instance in the database.
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*
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* @param object
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* the object
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* @return true if the row was inserted
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*/
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@IgnoreCaching
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boolean insert(O object);
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/**
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* Updates the instance in the database.
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*
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* @param object
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* the object
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* @return true if the row was updated
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*/
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@IgnoreCaching
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boolean update(O object);
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/**
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* Deletes the instance in the database.
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*
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* @param object
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* the object
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* @return true if the row was deleted
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*/
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@IgnoreCaching
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boolean delete(O object);
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}
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