Java tutorial
/* * Copyright 1999-2011 Alibaba Group Holding Ltd. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.alibaba.druid.benckmark.pool; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.text.NumberFormat; import javax.sql.DataSource; import junit.framework.TestCase; import org.apache.commons.dbcp.BasicDataSource; import com.alibaba.druid.TestUtil; import com.alibaba.druid.pool.DruidDataSource; import com.jolbox.bonecp.BoneCPDataSource; public class Oracle_Case0 extends TestCase { private String jdbcUrl; private String user; private String password; private String driverClass; private int initialSize = 1; private int minPoolSize = 1; private int maxPoolSize = 2; private int maxActive = 2; private String validationQuery = "SELECT 1 FROM DUAL"; public final int LOOP_COUNT = 5; protected void setUp() throws Exception { jdbcUrl = "jdbc:oracle:thin:@a.b.c.d:1521:ocnauto"; user = "alibaba"; password = "ccbuauto"; driverClass = "oracle.jdbc.driver.OracleDriver"; } public void test_0() throws Exception { DruidDataSource dataSource = new DruidDataSource(); dataSource.setInitialSize(initialSize); dataSource.setMaxActive(maxActive); dataSource.setMinIdle(minPoolSize); dataSource.setMaxIdle(maxPoolSize); dataSource.setPoolPreparedStatements(true); dataSource.setDriverClassName(driverClass); dataSource.setUrl(jdbcUrl); dataSource.setPoolPreparedStatements(true); dataSource.setUsername(user); dataSource.setPassword(password); dataSource.setValidationQuery(validationQuery); dataSource.setTestOnBorrow(true); for (int i = 0; i < LOOP_COUNT; ++i) { p0(dataSource, "druid"); } System.out.println(); } public void test_1() throws Exception { final BasicDataSource dataSource = new BasicDataSource(); dataSource.setInitialSize(initialSize); dataSource.setMaxActive(maxActive); dataSource.setMinIdle(minPoolSize); dataSource.setMaxIdle(maxPoolSize); dataSource.setPoolPreparedStatements(true); dataSource.setDriverClassName(driverClass); dataSource.setUrl(jdbcUrl); dataSource.setPoolPreparedStatements(true); dataSource.setUsername(user); dataSource.setPassword(password); dataSource.setValidationQuery(validationQuery); dataSource.setTestOnBorrow(true); for (int i = 0; i < LOOP_COUNT; ++i) { p0(dataSource, "dbcp"); } System.out.println(); } public void test_2() throws Exception { BoneCPDataSource dataSource = new BoneCPDataSource(); // dataSource.(10); // dataSource.setMaxActive(50); dataSource.setMinConnectionsPerPartition(minPoolSize); dataSource.setMaxConnectionsPerPartition(maxPoolSize); dataSource.setDriverClass(driverClass); dataSource.setJdbcUrl(jdbcUrl); // dataSource.setPoolPreparedStatements(true); // dataSource.setMaxOpenPreparedStatements(100); dataSource.setUsername(user); dataSource.setPassword(password); dataSource.setConnectionTestStatement(validationQuery); dataSource.setPartitionCount(1); for (int i = 0; i < LOOP_COUNT; ++i) { p0(dataSource, "boneCP"); } System.out.println(); } private void p0(DataSource dataSource, String name) throws SQLException { long startMillis = System.currentTimeMillis(); long startYGC = TestUtil.getYoungGC(); long startFullGC = TestUtil.getFullGC(); final int COUNT = 1000 * 1; for (int i = 0; i < COUNT; ++i) { Connection conn = dataSource.getConnection(); PreparedStatement stmt = conn.prepareStatement("SELECT 1 FROM DUAL"); ResultSet rs = stmt.executeQuery(); rs.next(); rs.close(); stmt.close(); conn.close(); } long millis = System.currentTimeMillis() - startMillis; long ygc = TestUtil.getYoungGC() - startYGC; long fullGC = TestUtil.getFullGC() - startFullGC; System.out.println(name + " millis : " + NumberFormat.getInstance().format(millis) + ", YGC " + ygc + " FGC " + fullGC); } }