| /* |
| * 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 |
| <<<<<<< Updated upstream |
| * |
| * 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 |
| ======= |
| * |
| * https://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 |
| >>>>>>> Stashed changes |
| * limitations under the License. |
| */ |
| |
| package org.apache.jdo.tck.lifecycle; |
| |
| import javax.jdo.Transaction; |
| import org.apache.jdo.tck.JDO_Test; |
| import org.apache.jdo.tck.pc.lifecycle.StateTransitionObj; |
| import org.apache.jdo.tck.util.BatchTestRunner; |
| |
| /** |
| * <B>Title:</B> Test Transient Transactional Rollback <br> |
| * <B>Keywords:</B> lifecycle transienttransactional rollback <br> |
| * <B>Assertion IDs:</B> A5.1-4 <B>Assertion Description: </B> If <code>TransientTransactional |
| * </code> is supported, a transient transactional instance will have its state restored to its |
| * state prior to becoming transactional when its associated transaction aborts or on rollback. |
| */ |
| public class TransientTransactionalStateRollback extends JDO_Test { |
| |
| /** */ |
| private static final String ASSERTION_FAILED = |
| "Assertion A5.1-4 (TransientTransactionalStateRollback) failed: "; |
| |
| private static final int CLEAN_VALUE = 12; |
| private static final int DIRTY_VALUE = 123; |
| |
| /** |
| * The <code>main</code> is called when the class is directly executed from the command line. |
| * |
| * @param args The arguments passed to the program. |
| */ |
| public static void main(String[] args) { |
| BatchTestRunner.run(TransientTransactionalStateRollback.class); |
| } |
| |
| /** */ |
| public void test() { |
| if (!isTransientTransactionalSupported()) { |
| logger.debug("Transient transactional instances are not supported"); |
| } else { |
| pm = getPM(); |
| |
| // Get transient instance and read field value |
| StateTransitionObj obj = getTransientInstance(); |
| |
| int beforeValue = obj.readField(); |
| |
| // Start transaction |
| Transaction tx = pm.currentTransaction(); |
| tx.begin(); |
| |
| // Get transient dirty instance |
| makeTransientDirty(obj); |
| |
| // Rollback |
| tx.rollback(); |
| int curr = currentState(obj); |
| if (curr != TRANSIENT_CLEAN) { |
| fail( |
| ASSERTION_FAILED, |
| "StateTransition: Unable to create transient-clean instance " |
| + "from a transient-dirty instance via tx.rollback(), state is " |
| + states[curr]); |
| } |
| |
| // Check that field value has been rolled back |
| int afterValue = obj.readField(); |
| if (beforeValue != afterValue) { |
| fail( |
| ASSERTION_FAILED, |
| "Field value incorrect after rollback. Expected: " |
| + beforeValue |
| + " Found: " |
| + afterValue); |
| } |
| } |
| } |
| |
| protected StateTransitionObj getTransientInstance() { |
| StateTransitionObj obj = new StateTransitionObj(CLEAN_VALUE); |
| int curr = currentState(obj); |
| if (curr != TRANSIENT) { |
| fail(ASSERTION_FAILED, "Unable to create transient instance, state is " + states[curr]); |
| } |
| return obj; |
| } |
| |
| protected void makeTransientClean(StateTransitionObj obj) { |
| if (obj == null) return; |
| pm.makeTransactional(obj); |
| int curr = currentState(obj); |
| if (curr != TRANSIENT_CLEAN) { |
| fail( |
| ASSERTION_FAILED, |
| "Unable to create transient-clean instance " |
| + "from a transient instance via makeTransactional(), state is " |
| + states[curr]); |
| } |
| } |
| |
| protected void makeTransientDirty(StateTransitionObj obj) { |
| if (obj == null) return; |
| makeTransientClean(obj); |
| obj.writeField(DIRTY_VALUE); |
| int curr = currentState(obj); |
| if (curr != TRANSIENT_DIRTY) { |
| fail( |
| ASSERTION_FAILED, |
| "Unable to create transient-dirty instance " |
| + "from a transient-clean instance via modifying a field, state is " |
| + states[curr]); |
| } |
| } |
| } |