/******************************************************************************* | |
* Copyright (c) 1998, 2013 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 v1.0 and Eclipse Distribution License v. 1.0 | |
* which accompanies this distribution. | |
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html | |
* and the Eclipse Distribution License is available at | |
* http://www.eclipse.org/org/documents/edl-v10.php. | |
* | |
* Contributors: | |
* Oracle - initial API and implementation from Oracle TopLink | |
******************************************************************************/ | |
package org.eclipse.persistence.testing.tests.workbenchintegration; | |
import java.util.Comparator; | |
import java.util.TreeSet; | |
import org.eclipse.persistence.descriptors.ClassDescriptor; | |
import org.eclipse.persistence.mappings.CollectionMapping; | |
import org.eclipse.persistence.mappings.DatabaseMapping; | |
import org.eclipse.persistence.mappings.ForeignReferenceMapping; | |
import org.eclipse.persistence.sessions.Project; | |
import org.eclipse.persistence.testing.framework.TestCase; | |
import org.eclipse.persistence.testing.framework.TestErrorException; | |
import org.eclipse.persistence.testing.models.collections.Location; | |
import org.eclipse.persistence.testing.models.employee.domain.Employee; | |
import org.eclipse.persistence.testing.models.employee.relational.EmployeeProject; | |
import org.eclipse.persistence.sessions.factories.XMLProjectReader; | |
import org.eclipse.persistence.sessions.factories.XMLProjectWriter; | |
import org.eclipse.persistence.internal.queries.ContainerPolicy; | |
import org.eclipse.persistence.internal.queries.SortedCollectionContainerPolicy; | |
/* | |
* Note, this test not intent to verify the function for the sorted collectionMapping. | |
* it just test whether sorted collection mapping with specified comparator | |
* can be written to or read from project.xml correctly. | |
*/ | |
public class ProjectXMLSortedCollectionMapping extends TestCase { | |
protected static final String TEMP_FILE = "TempProjectSafeToDelete.xml"; | |
protected Exception exception = null; | |
protected Project readBackProject; | |
public ProjectXMLSortedCollectionMapping() { | |
setDescription("Tests sorted collection mapping with specified comparator can be written to or read from project XML correctly."); | |
} | |
public void reset() { | |
} | |
public void setup() { | |
} | |
public void test() { | |
try{ | |
Project writeToProject = new EmployeeProject(); | |
ClassDescriptor descriptorToModify = writeToProject.getDescriptors().get(Employee.class); | |
DatabaseMapping mappingToModify = descriptorToModify.getMappingForAttributeName("projects"); | |
if (mappingToModify.isForeignReferenceMapping()) { | |
if (((ForeignReferenceMapping)mappingToModify).isCollectionMapping()) { | |
CollectionMapping collectionMapping = (CollectionMapping)(((ForeignReferenceMapping)mappingToModify)); | |
collectionMapping.useSortedSetClassName(TreeSet.class.getName(),getComparator().getName()); | |
} | |
}else{ | |
throw new Exception("The test must have sorted collection mapping specified in the class descriptor in order to test."); | |
} | |
// Write out the project with changes and read back in again. | |
XMLProjectWriter.write(TEMP_FILE, writeToProject); | |
readBackProject = XMLProjectReader.read(TEMP_FILE, getClass().getClassLoader()); | |
}catch(Exception e){ | |
exception = e; | |
} | |
} | |
protected void verify() { | |
if (exception != null){ | |
throw new TestErrorException("There is problem when read project back from project.xml",exception); | |
} | |
ClassDescriptor readBackDescriptor = readBackProject.getDescriptors().get(Employee.class); | |
DatabaseMapping readBackMapping = readBackDescriptor.getMappingForAttributeName("projects"); | |
CollectionMapping collectionMapping = (CollectionMapping)readBackMapping; | |
ContainerPolicy containerPolciy = collectionMapping.getContainerPolicy(); | |
if(containerPolciy.isCollectionPolicy()){ | |
Class conatinerClass = ((SortedCollectionContainerPolicy)containerPolciy).getContainerClass(); | |
Class comparatorClass = ((SortedCollectionContainerPolicy)containerPolciy).getComparatorClass(); | |
if(!conatinerClass.equals(TreeSet.class) ){ | |
throw new TestErrorException("The container class read was not equal to the conatiner class set originally, which expected as the java.util.TreeSet class. "); | |
} | |
if(!comparatorClass.equals(ProjectXMLSortedCollectionMapping.ProjectComparator.class)){ | |
throw new TestErrorException("The comparator class read was not equal to the comparator class set originally, which expected as the ProjectXMLCollectionMappingUseSortedClassNameTest.ProjectComparator class. "); | |
} | |
}else{ | |
throw new TestErrorException("The container policy expect to set as SortedCollectionContainerPolicy."); | |
} | |
} | |
public Class getComparator(){ | |
return ProjectXMLSortedCollectionMapping.ProjectComparator.class; | |
} | |
public static class ProjectComparator implements Comparator{ | |
public int compare(Object object1, Object object2) { | |
if ((object1.getClass() != Project.class) || (object2.getClass() != Project.class)) { | |
throw new ClassCastException("Invalid comparison : " + object1 + ", " + object2); | |
} | |
Location loc1 = (Location)object1; | |
Location loc2 = (Location)object2; | |
return String.CASE_INSENSITIVE_ORDER.compare(loc1.getArea(), loc2.getArea()); | |
} | |
} | |
} |