;MaxConnectionCount = 4;
//最小连接数
private int MinConnectionCount = 2;
//回收策略
private int ManageType = 0;
public FactoryParam() {
}
/**
* 构造连接池工厂参数的对象
* @param max 最大连接数
* @param min 最小连接数
* @param type 管理策略
*/
public FactoryParam(int max, int min, int type)
{
this.ManageType = type;
this.MaxConnectionCount = max;
this.MinConnectionCount = min;
}
/**
* 设置最大的连接数
* @param value
*/
public void setMaxConn(int value)
{
this.MaxConnectionCount = value;
}
/**
* 获取最大连接数
* @return
*/
public int getMaxConn()
{
return this.MaxConnectionCount;
}
/**
* 设置最小连接数
* @param value
*/
public void setMinConn(int value)
{
this.MinConnectionCount = value;
}
/**
* 获取最小连接数
* @return
*/
public int getMinConn()
{
return this.MinConnectionCount;
}
public int getType()
{
return this.ManageType;
}
}
testmypool.java
/*
* Created on 2003-5-13
*
* To change the template for this generated file go to
* Window>Preferences>Java>Code Generation>Code and Comments
*/
package scut.ailab.connectionpool;
/**
* @author youyongming
*
*/
import java.sql.*;
public class testmypool {
public void test1()
{
String user = "DevTeam";
String password = "DevTeam";
String driver = "sun.jdbc.odbc.JdbcOdbcDriver";
String url = "jdbc:odbc:gfqh2";
ConnectionParam param = new ConnectionParam(driver,url,user,password);
ConnectionFactory cf = null;//new ConnectionFactory(param, new FactoryParam());
try{
cf = new ConnectionFactory(param,new FactoryParam());
Connection conn1 = cf.getFreeConnection();
Connection conn2 = cf.getFreeConnection();
Connection conn3 = cf.getFreeConnection();
Statement stmt = conn1.createStatement();
ResultSet rs = stmt.executeQuery("select * from requests");
if (rs.next())
{
System.out.println("conn1 y");
}
else
{
System.out.println("conn1 n");
}
stmt.close();
conn1.close();
Connection conn4 = cf.getFreeConnection();
Connection conn5 = cf.getFreeConnection();
stmt = conn5.createStatement();
rs = stmt.executeQuery("select * from requests");
if (rs.next())
{
System.out.println("conn5 y");
}
else
{
System.out.println("conn5 n");
}
conn2.close();
conn3.close();
conn4.close();
conn5.close()