143 lines
3.8 KiB
Java
143 lines
3.8 KiB
Java
/*
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* This file is part of the L2J Mobius project.
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*
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* This program 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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* This program 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 GNU
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* 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.l2jmobius.gameserver.model.variables;
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import java.sql.Connection;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.Map.Entry;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import com.l2jmobius.commons.database.DatabaseFactory;
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/**
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* @author UnAfraid
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*/
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public class AccountVariables extends AbstractVariables
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{
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private static final Logger _log = Logger.getLogger(AccountVariables.class.getName());
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// SQL Queries.
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private static final String SELECT_QUERY = "SELECT * FROM account_gsdata WHERE account_name = ?";
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private static final String DELETE_QUERY = "DELETE FROM account_gsdata WHERE account_name = ?";
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private static final String INSERT_QUERY = "INSERT INTO account_gsdata (account_name, var, value) VALUES (?, ?, ?)";
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private final String _accountName;
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public AccountVariables(String accountName)
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{
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_accountName = accountName;
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restoreMe();
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}
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@Override
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public boolean restoreMe()
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{
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// Restore previous variables.
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try (Connection con = DatabaseFactory.getInstance().getConnection();
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PreparedStatement st = con.prepareStatement(SELECT_QUERY))
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{
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st.setString(1, _accountName);
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try (ResultSet rset = st.executeQuery())
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{
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while (rset.next())
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{
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set(rset.getString("var"), rset.getString("value"));
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}
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}
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}
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catch (SQLException e)
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{
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_log.log(Level.WARNING, getClass().getSimpleName() + ": Couldn't restore variables for: " + _accountName, e);
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return false;
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}
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finally
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{
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compareAndSetChanges(true, false);
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}
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return true;
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}
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@Override
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public boolean storeMe()
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{
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// No changes, nothing to store.
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if (!hasChanges())
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{
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return false;
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}
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try (Connection con = DatabaseFactory.getInstance().getConnection())
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{
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// Clear previous entries.
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try (PreparedStatement st = con.prepareStatement(DELETE_QUERY))
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{
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st.setString(1, _accountName);
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st.execute();
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}
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// Insert all variables.
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try (PreparedStatement st = con.prepareStatement(INSERT_QUERY))
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{
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st.setString(1, _accountName);
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for (Entry<String, Object> entry : getSet().entrySet())
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{
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st.setString(2, entry.getKey());
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st.setString(3, String.valueOf(entry.getValue()));
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st.addBatch();
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}
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st.executeBatch();
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}
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}
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catch (SQLException e)
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{
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_log.log(Level.WARNING, getClass().getSimpleName() + ": Couldn't update variables for: " + _accountName, e);
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return false;
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}
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finally
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{
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compareAndSetChanges(true, false);
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}
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return true;
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}
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@Override
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public boolean deleteMe()
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{
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try (Connection con = DatabaseFactory.getInstance().getConnection())
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{
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// Clear previous entries.
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try (PreparedStatement st = con.prepareStatement(DELETE_QUERY))
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{
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st.setString(1, _accountName);
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st.execute();
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}
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// Clear all entries
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getSet().clear();
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}
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catch (Exception e)
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{
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_log.log(Level.WARNING, getClass().getSimpleName() + ": Couldn't delete variables for: " + _accountName, e);
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return false;
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}
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return true;
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}
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}
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