package org.sanguo.util;

import java.io.Reader;

import com.ibatis.common.resources.Resources;
import com.ibatis.sqlmap.client.SqlMapClient;
import com.ibatis.sqlmap.client.SqlMapClientBuilder;

public class SqlClientManager {
	private static final String CONFIG_FILE = "SqlMapConfig.xml";

	private static ThreadLocal local = new ThreadLocal();

	private static SqlMapClient client = null;

	private SqlClientManager() {

	}

	public static SqlMapClient getSqlMapClient() {
		try {
			client = (SqlMapClient) local.get();
			if (client == null) {
				Reader reader = Resources.getResourceAsReader(CONFIG_FILE);
				client = SqlMapClientBuilder.buildSqlMapClient(reader);
				reader.close();
			}
		} catch (Exception e) {
			System.out.println("構建SqlMapClient對象失敗");
			e.printStackTrace();
		}
		return client;
	}
}