java 程序独立使用tomcat7的jdbc连接池的使用方式

java 程序独立使用tomcat7的jdbc连接池的使用方式

package com.t.utils;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.Statement;

import org.apache.tomcat.jdbc.pool.DataSource;
import org.apache.tomcat.jdbc.pool.PoolProperties;

public class SimplePOJOExample {

	public static void main(String[] args) throws Exception {
		PoolProperties p = new PoolProperties();
		p.setUrl("jdbc:mysql://localhost:3306/mysql");
		p.setDriverClassName("com.mysql.jdbc.Driver");
		p.setUsername("root");
		p.setPassword("root");
		p.setJmxEnabled(true);
		p.setTestWhileIdle(false);
		p.setTestOnBorrow(true);
		p.setValidationQuery("SELECT 1");
		p.setTestOnReturn(false);
		p.setValidationInterval(30000);
		p.setTimeBetweenEvictionRunsMillis(30000);
		p.setMaxActive(100);
		p.setInitialSize(10);
		p.setMaxWait(10000);
		p.setRemoveAbandonedTimeout(60);
		p.setMinEvictableIdleTimeMillis(30000);
		p.setMinIdle(10);
		p.setLogAbandoned(true);
		p.setRemoveAbandoned(true);
		p.setJdbcInterceptors("org.apache.tomcat.jdbc.pool.interceptor.ConnectionState;"
				+ "org.apache.tomcat.jdbc.pool.interceptor.StatementFinalizer");
		DataSource datasource = new DataSource();
		datasource.setPoolProperties(p);

		Connection con = null;
		try {
			con = datasource.getConnection();
			Statement st = con.createStatement();
			ResultSet rs = st.executeQuery("select * from user");
			int cnt = 1;
			while (rs.next()) {
				System.out.println((cnt++) + ". Host:" + rs.getString("Host") + " User:" + rs.getString("User")
						+ " Password:" + rs.getString("Password"));
			}
			rs.close();
			st.close();
		} finally {
			if (con != null)
				try {
					con.close();
				} catch (Exception ignore) {
				}
		}
	}

}

执行时提示需要
tomcat-juil.jar工具包，去www.apache.org上下载。在tomcat7的扩展包里也有。

运行一下，如果如下：