serverfactory.java

来自「主要对各种数据库性能进行测试」· Java 代码 · 共 36 行

package sqlite;

import java.sql.Connection;

public abstract class ServerFactory {

	private db.DBConnectionManager connMgr; // 连接池管理对象

	protected Connection conn; 

	public abstract int init();

	public abstract int Exec();

	protected boolean initConnection(String dbtype) {
		if (conn != null) {
			freeConnection(dbtype);
		}
		try {
			connMgr = db.DBConnectionManager.getInstance();
			conn = connMgr.getConnection(dbtype);
			return (conn != null);
		} catch (Exception e) {
			e.printStackTrace();
		}
		return false;
	}

	protected boolean freeConnection(String dbtype) {
		if (conn != null) {
			connMgr.freeConnection(dbtype,conn);
		}
		return false;
	}
}