| /* |
| * Copyright (c) 1998, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| package org.eclipse.persistence.testing.tests.unitofwork; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| |
| import java.sql.Time; |
| |
| import java.util.Date; |
| |
| import org.eclipse.persistence.descriptors.ClassDescriptor; |
| import org.eclipse.persistence.internal.helper.Helper; |
| import org.eclipse.persistence.internal.sessions.AbstractSession; |
| import org.eclipse.persistence.internal.sessions.IsolatedClientSession; |
| import org.eclipse.persistence.sessions.Session; |
| import org.eclipse.persistence.testing.framework.TestErrorException; |
| import org.eclipse.persistence.testing.framework.TestWarningException; |
| import org.eclipse.persistence.testing.models.employee.domain.Employee; |
| import org.eclipse.persistence.testing.models.employee.domain.PhoneNumber; |
| |
| |
| /** |
| * This test checks on a previous problem TopLink had with merging clones and |
| * serialization. If an existing object was serialized and deserialized and another |
| * reference added to that object. Then the object was serialized and deserialized |
| * and deepMergeClone'd into a unit of work and committed. |
| * When the origional object was then serialized and deserialized and modified, then serialized |
| * and deserialized and deepMergeClone'd with another unit of work and committed the changes are |
| * not saved |
| */ |
| public class DeepMergeCloneSerializedTest extends org.eclipse.persistence.testing.framework.AutoVerifyTestCase { |
| public Employee origional; |
| public Employee mergedClone; |
| public Employee empObject; |
| |
| //stuff changed |
| public String gender; |
| public Time endTime; |
| public PhoneNumber removedPhone; |
| public PhoneNumber addedPhone; |
| public Date endDate; |
| |
| public DeepMergeCloneSerializedTest() { |
| setDescription("This test verifies that deepMergeClone works after a serialized transaction"); |
| } |
| |
| public DeepMergeCloneSerializedTest(Employee employee) { |
| this.empObject = employee; |
| setDescription("This test verifies that deepMergeClone works after a serialized transaction"); |
| } |
| |
| @Override |
| public void reset() { |
| if (getAbstractSession().isInTransaction()) { |
| getAbstractSession().rollbackTransaction(); |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| } |
| } |
| |
| @Override |
| public void setup() { |
| if (getSession() instanceof org.eclipse.persistence.sessions.remote.RemoteSession) { |
| throw new TestWarningException("This test cannot be run through the remote."); |
| } |
| getAbstractSession().beginTransaction(); |
| } |
| |
| /* |
| * This test creates an object and registers it with a unit of work. It then serializes that |
| * object and deserializes it. Adds an object onto the origional then performs serialization |
| * sequence again. Then deepMergeClone is attempted and the results are compared to verify that |
| * the merge worked. |
| */ |
| |
| @Override |
| public void test() { |
| try { |
| ByteArrayOutputStream byteStream = new ByteArrayOutputStream(); |
| ObjectOutputStream stream = new ObjectOutputStream(byteStream); |
| |
| //create the phoneNumber object |
| Employee empClone; |
| Session session = getSession(); |
| org.eclipse.persistence.sessions.UnitOfWork uow = session.acquireUnitOfWork(); |
| this.empObject = |
| (Employee)session.readObject(Employee.class, new org.eclipse.persistence.expressions.ExpressionBuilder().get("firstName").equal("Bob")); |
| ClassDescriptor descriptor = session.getDescriptor(this.empObject); |
| if (descriptor.isProtectedIsolation() && descriptor.shouldIsolateProtectedObjectsInUnitOfWork() && session instanceof IsolatedClientSession){ |
| // this will have read a version of the protected Entity into the Isolated Cache even though the test wants to isolated to UOW |
| //replace with actual shared cache version |
| this.empObject = (Employee) ((AbstractSession)session).getParentIdentityMapSession(descriptor, false, true).getIdentityMapAccessor().getFromIdentityMap(this.empObject); |
| } |
| //force instantiations of value holders before serialization |
| this.empObject.getPhoneNumbers(); |
| if (this.empObject.getManager() != null) { |
| this.empObject.getManager().getManagedEmployees(); |
| } |
| this.empObject.getResponsibilitiesList(); |
| |
| //serialize object by writing to a stream |
| stream.writeObject(this.empObject); |
| stream.flush(); |
| byte[] arr = byteStream.toByteArray(); |
| ByteArrayInputStream inByteStream = new ByteArrayInputStream(arr); |
| ObjectInputStream inObjStream = new ObjectInputStream(inByteStream); |
| Employee deserialEmp; |
| |
| //deserialize the object |
| try { |
| deserialEmp = (Employee)inObjStream.readObject(); |
| } catch (ClassNotFoundException e) { |
| throw new TestErrorException("Could not deserialize object " + e.toString()); |
| } |
| |
| //add a new manager, test 1-m's |
| Employee newManager = new org.eclipse.persistence.testing.models.employee.domain.Employee(); |
| if (deserialEmp.getManager() != null) { |
| deserialEmp.getManager().removeManagedEmployee(deserialEmp); |
| this.removedPhone = (PhoneNumber)deserialEmp.getPhoneNumbers().firstElement(); |
| deserialEmp.getPhoneNumbers().removeElement(deserialEmp.getPhoneNumbers().firstElement()); |
| } |
| newManager.addManagedEmployee(deserialEmp); |
| |
| //add the PhoneNumber object to the origional clone, test 1-1 |
| PhoneNumber phone = new org.eclipse.persistence.testing.models.employee.domain.PhoneNumber(); |
| phone.setNumber("5555897"); |
| phone.setType("Fax"); |
| phone.setOwner(deserialEmp); |
| deserialEmp.addPhoneNumber(phone); |
| |
| this.addedPhone = phone; |
| |
| deserialEmp.setLastName("Willford"); |
| this.gender = deserialEmp.getGender(); |
| if (deserialEmp.getGender().equals("Female")) { |
| deserialEmp.setMale(); |
| } else { |
| deserialEmp.setFemale(); |
| } |
| this.endDate = deserialEmp.getPeriod().getEndDate(); |
| deserialEmp.getPeriod().setEndDate(new java.sql.Date(System.currentTimeMillis() + 300000L)); |
| |
| this.endTime = deserialEmp.getEndTime(); |
| deserialEmp.setEndTime(Helper.timeFromHourMinuteSecond(15, 2, 3)); |
| |
| deserialEmp.addResponsibility("A Very New Respons"); |
| |
| byteStream = new ByteArrayOutputStream(); |
| stream = new ObjectOutputStream(byteStream); |
| //send the ammended object back through the serialization process |
| stream.writeObject(deserialEmp); |
| stream.flush(); |
| arr = byteStream.toByteArray(); |
| inByteStream = new ByteArrayInputStream(arr); |
| inObjStream = new ObjectInputStream(inByteStream); |
| try { |
| deserialEmp = (Employee)inObjStream.readObject(); |
| } catch (ClassNotFoundException e) { |
| throw new TestErrorException("Could not deserialize object " + e.toString()); |
| } |
| |
| //merge the ammended clone with the unit of work |
| empClone = (Employee)uow.deepMergeClone(deserialEmp); |
| uow.commit(); |
| uow = session.acquireUnitOfWork(); |
| |
| // do the serialization for the second time |
| byteStream = new ByteArrayOutputStream(); |
| stream = new ObjectOutputStream(byteStream); |
| stream.writeObject(this.empObject); |
| stream.flush(); |
| arr = byteStream.toByteArray(); |
| inByteStream = new ByteArrayInputStream(arr); |
| inObjStream = new ObjectInputStream(inByteStream); |
| |
| //attempt to deserialize the object |
| try { |
| deserialEmp = (Employee)inObjStream.readObject(); |
| } catch (ClassNotFoundException e) { |
| throw new TestErrorException("Could not deserialize object " + e.toString()); |
| } |
| deserialEmp.setFirstName("Danny"); |
| this.origional = deserialEmp; |
| byteStream = new ByteArrayOutputStream(); |
| stream = new ObjectOutputStream(byteStream); |
| //send the ammended object back through the serialization process |
| stream.writeObject(deserialEmp); |
| stream.flush(); |
| arr = byteStream.toByteArray(); |
| inByteStream = new ByteArrayInputStream(arr); |
| inObjStream = new ObjectInputStream(inByteStream); |
| try { |
| deserialEmp = (Employee)inObjStream.readObject(); |
| } catch (ClassNotFoundException e) { |
| throw new TestErrorException("Could not deserialize object " + e.toString()); |
| } |
| deserialEmp = (Employee)uow.deepMergeClone(deserialEmp); |
| uow.commit(); |
| this.mergedClone = deserialEmp; |
| } catch (IOException e) { |
| throw new TestErrorException("Error running Test " + e.toString()); |
| } |
| } |
| |
| /** |
| * Checks to see that the names of the updated version and the origional are the same |
| */ |
| @Override |
| public void verify() { |
| if (this.mergedClone.getFirstName().equals(this.origional.getFirstName())) { |
| } else { |
| throw new TestErrorException("Clone did not merge properly"); |
| } |
| Employee cachedEmp = (Employee)getSession().readObject(this.mergedClone); |
| if (cachedEmp.getPeriod().getEndDate().equals(this.endDate)) { |
| throw new TestErrorException("Failed to update the aggregate"); |
| } |
| if (cachedEmp.getEndTime().equals(this.endTime)) { |
| throw new TestErrorException("Failed to update the Transformation mapping"); |
| } |
| if (cachedEmp.getGender().equals(this.gender)) { |
| throw new TestErrorException("Failed to update the TypeConversionMapping"); |
| } |
| if (!cachedEmp.getPhoneNumbers().contains(getSession().readObject(addedPhone))) { |
| throw new TestErrorException("Failed to update one to many addition"); |
| } |
| if (!cachedEmp.getResponsibilitiesList().contains("A Very New Respons")) { |
| throw new TestErrorException("Failed to update Direct Collection mapping"); |
| } |
| if (!cachedEmp.getLastName().equals("Willford")) { |
| throw new TestErrorException("Failed to update Direct To Field"); |
| } |
| } |
| } |