mirror of
https://github.com/alibaba/druid.git
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116 lines
3.9 KiB
Java
116 lines
3.9 KiB
Java
/*
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* Copyright 1999-2011 Alibaba Group Holding Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.alibaba.druid.bvt.pool;
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import java.sql.Connection;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import junit.framework.Assert;
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import junit.framework.TestCase;
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import oracle.jdbc.OracleConnection;
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import oracle.jdbc.internal.OraclePreparedStatement;
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import com.alibaba.druid.pool.DruidDataSource;
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import com.alibaba.druid.pool.PreparedStatementHolder;
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import com.alibaba.druid.test.util.OracleMockDriver;
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import com.alibaba.druid.util.JdbcUtils;
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public class TestOraclePrefetch extends TestCase {
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private DruidDataSource dataSource;
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protected void setUp() throws Exception {
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dataSource = new DruidDataSource();
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dataSource.setOracle(true);
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dataSource.setUrl("jdbc:mock:xxx");
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dataSource.setDriver(new OracleMockDriver());
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dataSource.setPoolPreparedStatements(true);
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dataSource.setConnectionProperties("defaultRowPrefetch=50");
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// dataSource.setFilters("log4j");
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}
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protected void tearDown() throws Exception {
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JdbcUtils.close(dataSource);
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}
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public void test_oracle() throws Exception {
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String sql = "SELECT 1";
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OracleConnection oracleConn;
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OraclePreparedStatement oracleStmt;
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PreparedStatementHolder stmtHolder;
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{
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Connection conn = dataSource.getConnection();
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{
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oracleConn = conn.unwrap(OracleConnection.class);
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Assert.assertEquals(50, oracleConn.getDefaultRowPrefetch());
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}
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PreparedStatement stmt = conn.prepareStatement(sql);
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oracleStmt = stmt.unwrap(OraclePreparedStatement.class);
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Assert.assertEquals(50, oracleStmt.getRowPrefetch());
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stmtHolder = stmt.unwrap(PreparedStatementHolder.class);
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Assert.assertNotNull(stmtHolder);
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Assert.assertEquals(0, stmtHolder.getHitCount());
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ResultSet rs = stmt.executeQuery();
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rs.next();
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rs.close();
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stmt.close();
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conn.close();
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}
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{
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Connection conn = dataSource.getConnection();
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{
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OracleConnection oracleConn2 = conn.unwrap(OracleConnection.class);
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Assert.assertEquals(50, oracleConn2.getDefaultRowPrefetch());
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Assert.assertSame(oracleConn, oracleConn2);
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}
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PreparedStatement stmt = conn.prepareStatement(sql);
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{
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PreparedStatementHolder stmtHolder2 = stmt.unwrap(PreparedStatementHolder.class);
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Assert.assertSame(stmtHolder2, stmtHolder);
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Assert.assertEquals(1, stmtHolder.getHitCount());
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}
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ResultSet rs = stmt.executeQuery();
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rs.next();
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rs.close();
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stmt.close();
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{
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OraclePreparedStatement oracleStmt2 = stmt.unwrap(OraclePreparedStatement.class);
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Assert.assertSame(oracleStmt, oracleStmt2);
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Assert.assertEquals(2, oracleStmt.getRowPrefetch());
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}
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conn.close();
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}
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Assert.assertEquals(1, dataSource.getCachedPreparedStatementCount());
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}
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}
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