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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.das.rdb.test;
/*
* Test capability to participate in an extenrnally managed transaction.
* The client is managing the transaction boundary so the DAS will not issue
* commit/rollback
*
*/
import org.apache.tuscany.das.rdb.Command;
import org.apache.tuscany.das.rdb.ConfigHelper;
import org.apache.tuscany.das.rdb.DAS;
import org.apache.tuscany.das.rdb.test.data.CustomerData;
import org.apache.tuscany.das.rdb.test.framework.DasTest;
import commonj.sdo.DataObject;
public class PassiveConnectionTests extends DasTest {
protected void setUp() throws Exception {
super.setUp();
new CustomerData(getAutoConnection()).refresh();
}
protected void tearDown() throws Exception {
super.tearDown();
}
/**
* Read and modify a customer. Uses a "passive" connection
*/
public void testReadModifyApply() throws Exception {
// Create and initialize a DAS connection and initialize for externally
// managed transaction boundaries
java.sql.Connection c = getConnection();
DAS das = DAS.FACTORY.createDAS(getConfig("passiveConnection.xml"), c);
// Read customer 1
Command select = das.getCommand("get a customer");
DataObject root = select.executeQuery();
DataObject customer = (DataObject) root.get("CUSTOMER[1]");
String lastName = customer.getString("LASTNAME");
// Modify customer
customer.set("LASTNAME", "Pavick");
try {
das.applyChanges(root);
throw new Exception("Test Exception");
// Since the DAS is not managing tx boundaries, I must
} catch (Exception e) {
// assert here to make sure we didn't run into some hidden error
assertEquals("Test Exception", e.getMessage());
// Roll back the transaction
c.rollback();
}
// Verify that the changes did not go through
root = select.executeQuery();
assertEquals(lastName, root.getString("CUSTOMER[1]/LASTNAME"));
// Try again
customer = (DataObject) root.get("CUSTOMER[1]");
customer.set("LASTNAME", "Pavick");
das.applyChanges(root);
c.commit();
root = select.executeQuery();
assertEquals("Pavick", root.getString("CUSTOMER[1]/LASTNAME"));
}
/**
* Read and modify a customer. Uses a "passive" connection
*/
public void testReadModifyApplyWithoutConfig() throws Exception {
// Create and initialize a DAS connection and initialize for externally
// managed transaction boundaries
java.sql.Connection c = getConnection();
// Create config programmatically
ConfigHelper helper = new ConfigHelper();
helper.addConnectionInfo(null, false);
DAS das = DAS.FACTORY.createDAS(helper.getConfig(), c);
// Read customer 1
Command select = das.createCommand("Select * from CUSTOMER where ID = 1");
DataObject root = select.executeQuery();
DataObject customer = (DataObject) root.get("CUSTOMER[1]");
String lastName = customer.getString("LASTNAME");
// Modify customer
customer.set("LASTNAME", "Pavick");
try {
das.applyChanges(root);
throw new Exception("Test Exception");
// Since the DAS is not managing tx boundaries, I must
} catch (Exception e) {
// assert here to make sure we didn't run into some hidden error
assertEquals("Test Exception", e.getMessage());
// Roll back the transaction
c.rollback();
}
// Verify that the changes did not go through
root = select.executeQuery();
assertEquals(lastName, root.getString("CUSTOMER[1]/LASTNAME"));
// Try again
customer = (DataObject) root.get("CUSTOMER[1]");
customer.set("LASTNAME", "Pavick");
das.applyChanges(root);
c.commit();
root = select.executeQuery();
assertEquals("Pavick", root.getString("CUSTOMER[1]/LASTNAME"));
}
}
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