Spring Framework example source code file (DataFieldMaxValueIncrementerTests.java)

This example Spring Framework source code file (DataFieldMaxValueIncrementerTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

connection, connection, datasource, datasource, hsqlmaxvalueincrementer, jdbc, mockcontrol, mockcontrol, mysqlmaxvalueincrementer, oraclesequencemaxvalueincrementer, postgresqlsequencemaxvalueincrementer, resultset, resultset, sql, sqlexception, statement

The Spring Framework DataFieldMaxValueIncrementerTests.java source code

/*
 * Copyright 2002-2005 the original author or authors.
 * 
 * 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 org.springframework.jdbc.support;

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

import javax.sql.DataSource;

import junit.framework.TestCase;
import org.easymock.MockControl;

import org.springframework.jdbc.support.incrementer.HsqlMaxValueIncrementer;
import org.springframework.jdbc.support.incrementer.MySQLMaxValueIncrementer;
import org.springframework.jdbc.support.incrementer.OracleSequenceMaxValueIncrementer;
import org.springframework.jdbc.support.incrementer.PostgreSQLSequenceMaxValueIncrementer;

/**
 * @author Juergen Hoeller
 * @since 27.02.2004
 */
public class DataFieldMaxValueIncrementerTests extends TestCase {

	public void testHsqlMaxValueIncrementer() throws SQLException {
		MockControl dsControl = MockControl.createControl(DataSource.class);
		DataSource ds = (DataSource) dsControl.getMock();
		MockControl conControl = MockControl.createControl(Connection.class);
		Connection con = (Connection) conControl.getMock();
		MockControl stmtControl = MockControl.createControl(Statement.class);
		Statement stmt = (Statement) stmtControl.getMock();
		MockControl rsControl = MockControl.createControl(ResultSet.class);
		ResultSet rs = (ResultSet) rsControl.getMock();

		ds.getConnection();
		dsControl.setReturnValue(con, 2);
		con.createStatement();
		conControl.setReturnValue(stmt, 2);
		stmt.executeUpdate("insert into myseq values(null)");
		stmtControl.setReturnValue(1, 6);
		stmt.executeQuery("select max(identity()) from myseq");
		stmtControl.setReturnValue(rs, 6);
		rs.next();
		rsControl.setReturnValue(true, 6);
		for (long i = 0; i < 6; i++) {
			rs.getLong(1);
			rsControl.setReturnValue(i);
		}
		rs.close();
		rsControl.setVoidCallable(6);
		stmt.executeUpdate("delete from myseq where seq < 2");
		stmtControl.setReturnValue(1);
		stmt.executeUpdate("delete from myseq where seq < 5");
		stmtControl.setReturnValue(1);
		stmt.close();
		stmtControl.setVoidCallable(2);
		con.close();
		conControl.setVoidCallable(2);

		dsControl.replay();
		conControl.replay();
		stmtControl.replay();
		rsControl.replay();

		HsqlMaxValueIncrementer incrementer = new HsqlMaxValueIncrementer();
		incrementer.setDataSource(ds);
		incrementer.setIncrementerName("myseq");
		incrementer.setColumnName("seq");
		incrementer.setCacheSize(3);
		incrementer.setPaddingLength(3);
		incrementer.afterPropertiesSet();

		assertEquals(0, incrementer.nextIntValue());
		assertEquals(1, incrementer.nextLongValue());
		assertEquals("002", incrementer.nextStringValue());
		assertEquals(3, incrementer.nextIntValue());
		assertEquals(4, incrementer.nextLongValue());

		dsControl.verify();
		conControl.verify();
		stmtControl.verify();
		rsControl.verify();
	}

	public void testMySQLMaxValueIncrementer() throws SQLException {
		MockControl dsControl = MockControl.createControl(DataSource.class);
		DataSource ds = (DataSource) dsControl.getMock();
		MockControl conControl = MockControl.createControl(Connection.class);
		Connection con = (Connection) conControl.getMock();
		MockControl stmtControl = MockControl.createControl(Statement.class);
		Statement stmt = (Statement) stmtControl.getMock();
		MockControl rsControl = MockControl.createControl(ResultSet.class);
		ResultSet rs = (ResultSet) rsControl.getMock();

		ds.getConnection();
		dsControl.setReturnValue(con, 2);
		con.createStatement();
		conControl.setReturnValue(stmt, 2);
		stmt.executeUpdate("update myseq set seq = last_insert_id(seq + 2)");
		stmtControl.setReturnValue(1, 2);
		stmt.executeQuery("select last_insert_id()");
		stmtControl.setReturnValue(rs, 2);
		rs.next();
		rsControl.setReturnValue(true, 2);
		rs.getLong(1);
		rsControl.setReturnValue(2);
		rs.getLong(1);
		rsControl.setReturnValue(4);
		rs.close();
		rsControl.setVoidCallable(2);
		stmt.close();
		stmtControl.setVoidCallable(2);
		con.close();
		conControl.setVoidCallable(2);

		dsControl.replay();
		conControl.replay();
		stmtControl.replay();
		rsControl.replay();

		MySQLMaxValueIncrementer incrementer = new MySQLMaxValueIncrementer();
		incrementer.setDataSource(ds);
		incrementer.setIncrementerName("myseq");
		incrementer.setColumnName("seq");
		incrementer.setCacheSize(2);
		incrementer.setPaddingLength(1);
		incrementer.afterPropertiesSet();

		assertEquals(1, incrementer.nextIntValue());
		assertEquals(2, incrementer.nextLongValue());
		assertEquals("3", incrementer.nextStringValue());
		assertEquals(4, incrementer.nextLongValue());

		dsControl.verify();
		conControl.verify();
		stmtControl.verify();
		rsControl.verify();
	}

	public void testPostgreSQLSequenceMaxValueIncrementer() throws SQLException {
		MockControl dsControl = MockControl.createControl(DataSource.class);
		DataSource ds = (DataSource) dsControl.getMock();
		MockControl conControl = MockControl.createControl(Connection.class);
		Connection con = (Connection) conControl.getMock();
		MockControl stmtControl = MockControl.createControl(Statement.class);
		Statement stmt = (Statement) stmtControl.getMock();
		MockControl rsControl = MockControl.createControl(ResultSet.class);
		ResultSet rs = (ResultSet) rsControl.getMock();

		ds.getConnection();
		dsControl.setReturnValue(con, 2);
		con.createStatement();
		conControl.setReturnValue(stmt, 2);
		stmt.executeQuery("select nextval('myseq')");
		stmtControl.setReturnValue(rs, 2);
		rs.next();
		rsControl.setReturnValue(true, 2);
		rs.getLong(1);
		rsControl.setReturnValue(10);
		rs.getLong(1);
		rsControl.setReturnValue(12);
		rs.close();
		rsControl.setVoidCallable(2);
		stmt.close();
		stmtControl.setVoidCallable(2);
		con.close();
		conControl.setVoidCallable(2);

		dsControl.replay();
		conControl.replay();
		stmtControl.replay();
		rsControl.replay();

		PostgreSQLSequenceMaxValueIncrementer incrementer = new PostgreSQLSequenceMaxValueIncrementer();
		incrementer.setDataSource(ds);
		incrementer.setIncrementerName("myseq");
		incrementer.setPaddingLength(5);
		incrementer.afterPropertiesSet();

		assertEquals("00010", incrementer.nextStringValue());
		assertEquals(12, incrementer.nextIntValue());

		dsControl.verify();
		conControl.verify();
		stmtControl.verify();
		rsControl.verify();
	}

	public void testOracleSequenceMaxValueIncrementer() throws SQLException {
		MockControl dsControl = MockControl.createControl(DataSource.class);
		DataSource ds = (DataSource) dsControl.getMock();
		MockControl conControl = MockControl.createControl(Connection.class);
		Connection con = (Connection) conControl.getMock();
		MockControl stmtControl = MockControl.createControl(Statement.class);
		Statement stmt = (Statement) stmtControl.getMock();
		MockControl rsControl = MockControl.createControl(ResultSet.class);
		ResultSet rs = (ResultSet) rsControl.getMock();

		ds.getConnection();
		dsControl.setReturnValue(con, 2);
		con.createStatement();
		conControl.setReturnValue(stmt, 2);
		stmt.executeQuery("select myseq.nextval from dual");
		stmtControl.setReturnValue(rs, 2);
		rs.next();
		rsControl.setReturnValue(true, 2);
		rs.getLong(1);
		rsControl.setReturnValue(10);
		rs.getLong(1);
		rsControl.setReturnValue(12);
		rs.close();
		rsControl.setVoidCallable(2);
		stmt.close();
		stmtControl.setVoidCallable(2);
		con.close();
		conControl.setVoidCallable(2);

		dsControl.replay();
		conControl.replay();
		stmtControl.replay();
		rsControl.replay();

		OracleSequenceMaxValueIncrementer incrementer = new OracleSequenceMaxValueIncrementer();
		incrementer.setDataSource(ds);
		incrementer.setIncrementerName("myseq");
		incrementer.setPaddingLength(2);
		incrementer.afterPropertiesSet();

		assertEquals(10, incrementer.nextLongValue());
		assertEquals("12", incrementer.nextStringValue());

		dsControl.verify();
		conControl.verify();
		stmtControl.verify();
		rsControl.verify();
	}

}