/*******************************************************************************
 * Copyright (c) 2009, 2010 Oracle. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0, which accompanies this distribution
 * and is available at http://www.eclipse.org/legal/epl-v10.html.
 * 
 * Contributors:
 *     Oracle - initial API and implementation
 ******************************************************************************/
package org.eclipse.jpt.eclipselink2_0.core.tests.internal.context.java;

import java.util.Iterator;
import java.util.ListIterator;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jpt.core.MappingKeys;
import org.eclipse.jpt.core.context.AttributeOverride;
import org.eclipse.jpt.core.context.AttributeOverrideContainer;
import org.eclipse.jpt.core.context.BasicMapping;
import org.eclipse.jpt.core.context.Embeddable;
import org.eclipse.jpt.core.context.EmbeddedIdMapping;
import org.eclipse.jpt.core.context.EmbeddedMapping;
import org.eclipse.jpt.core.context.FetchType;
import org.eclipse.jpt.core.context.IdMapping;
import org.eclipse.jpt.core.context.ManyToManyMapping;
import org.eclipse.jpt.core.context.ManyToOneMapping;
import org.eclipse.jpt.core.context.OneToManyMapping;
import org.eclipse.jpt.core.context.PersistentAttribute;
import org.eclipse.jpt.core.context.PersistentType;
import org.eclipse.jpt.core.context.TransientMapping;
import org.eclipse.jpt.core.context.TypeMapping;
import org.eclipse.jpt.core.context.VersionMapping;
import org.eclipse.jpt.core.context.java.JavaAttributeOverride;
import org.eclipse.jpt.core.context.java.JavaAttributeOverrideContainer;
import org.eclipse.jpt.core.context.java.JavaPersistentType;
import org.eclipse.jpt.core.context.persistence.ClassRef;
import org.eclipse.jpt.core.jpa2.context.ElementCollectionMapping2_0;
import org.eclipse.jpt.core.jpa2.context.OrderColumn2_0;
import org.eclipse.jpt.core.jpa2.context.Orderable2_0;
import org.eclipse.jpt.core.jpa2.context.java.JavaElementCollectionMapping2_0;
import org.eclipse.jpt.core.jpa2.resource.java.ElementCollection2_0Annotation;
import org.eclipse.jpt.core.jpa2.resource.java.JPA2_0;
import org.eclipse.jpt.core.jpa2.resource.java.MapKeyClass2_0Annotation;
import org.eclipse.jpt.core.jpa2.resource.java.MapKeyColumn2_0Annotation;
import org.eclipse.jpt.core.resource.java.AttributeOverrideAnnotation;
import org.eclipse.jpt.core.resource.java.AttributeOverridesAnnotation;
import org.eclipse.jpt.core.resource.java.BasicAnnotation;
import org.eclipse.jpt.core.resource.java.ColumnAnnotation;
import org.eclipse.jpt.core.resource.java.EmbeddedAnnotation;
import org.eclipse.jpt.core.resource.java.EmbeddedIdAnnotation;
import org.eclipse.jpt.core.resource.java.IdAnnotation;
import org.eclipse.jpt.core.resource.java.JPA;
import org.eclipse.jpt.core.resource.java.JavaResourcePersistentAttribute;
import org.eclipse.jpt.core.resource.java.JavaResourcePersistentType;
import org.eclipse.jpt.core.resource.java.ManyToManyAnnotation;
import org.eclipse.jpt.core.resource.java.ManyToOneAnnotation;
import org.eclipse.jpt.core.resource.java.MapKeyAnnotation;
import org.eclipse.jpt.core.resource.java.NestableAnnotation;
import org.eclipse.jpt.core.resource.java.OneToManyAnnotation;
import org.eclipse.jpt.core.resource.java.TransientAnnotation;
import org.eclipse.jpt.core.resource.java.VersionAnnotation;
import org.eclipse.jpt.core.tests.internal.projects.TestJavaProject.SourceWriter;
import org.eclipse.jpt.eclipselink2_0.core.tests.internal.context.EclipseLink2_0ContextModelTestCase;
import org.eclipse.jpt.utility.internal.iterators.ArrayIterator;

@SuppressWarnings("nls")
public class EclipseLink2_0JavaElementCollectionMappingTests
	extends EclipseLink2_0ContextModelTestCase
{
	public static final String EMBEDDABLE_TYPE_NAME = "Address";
	public static final String FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME = PACKAGE_NAME + "." + EMBEDDABLE_TYPE_NAME;

	private ICompilationUnit createTestEntityWithElementCollectionMapping() throws Exception {
		return this.createTestType(new DefaultAnnotationWriter() {
			@Override
			public Iterator<String> imports() {
				return new ArrayIterator<String>(JPA.ENTITY, JPA2_0.ELEMENT_COLLECTION);
			}
			@Override
			public void appendTypeAnnotationTo(StringBuilder sb) {
				sb.append("@Entity").append(CR);
			}
			
			@Override
			public void appendIdFieldAnnotationTo(StringBuilder sb) {
				sb.append("@ElementCollection").append(CR);
			}
		});
	}
	
	private ICompilationUnit createTestEntityWithGenericEmbeddableElementCollectionMapping() throws Exception {
		return this.createTestType(new DefaultAnnotationWriter() {
			@Override
			public Iterator<String> imports() {
				return new ArrayIterator<String>(JPA.ENTITY, JPA2_0.ELEMENT_COLLECTION, JPA.ID);
			}
			@Override
			public void appendTypeAnnotationTo(StringBuilder sb) {
				sb.append("@Entity").append(CR);
			}
			
			@Override
			public void appendIdFieldAnnotationTo(StringBuilder sb) {
				sb.append(CR);
				sb.append("    @ElementCollection").append(CR);				
				sb.append("    private java.util.Collection<Address> addresses;").append(CR);			
				sb.append(CR);
				sb.append("    @Id").append(CR);				
			}
		});
	}
	
	private ICompilationUnit createTestEntityWithGenericBasicElementCollectionMapping() throws Exception {
		return this.createTestType(new DefaultAnnotationWriter() {
			@Override
			public Iterator<String> imports() {
				return new ArrayIterator<String>(JPA.ENTITY, JPA2_0.ELEMENT_COLLECTION, JPA.ID);
			}
			@Override
			public void appendTypeAnnotationTo(StringBuilder sb) {
				sb.append("@Entity").append(CR);
			}
			
			@Override
			public void appendIdFieldAnnotationTo(StringBuilder sb) {
				sb.append(CR);
				sb.append("    @ElementCollection").append(CR);				
				sb.append("    private java.util.Collection<String> addresses;").append(CR);			
				sb.append(CR);
				sb.append("    @Id").append(CR);				
			}
		});
	}
	
	private ICompilationUnit createTestEntityWithNonGenericElementCollectionMapping() throws Exception {
		return this.createTestType(new DefaultAnnotationWriter() {
			@Override
			public Iterator<String> imports() {
				return new ArrayIterator<String>(JPA.ENTITY, JPA2_0.ELEMENT_COLLECTION, JPA.ID);
			}
			@Override
			public void appendTypeAnnotationTo(StringBuilder sb) {
				sb.append("@Entity").append(CR);
			}
			
			@Override
			public void appendIdFieldAnnotationTo(StringBuilder sb) {
				sb.append(CR);
				sb.append("    @ElementCollection").append(CR);				
				sb.append("    private java.util.Collection addresses;").append(CR);			
				sb.append(CR);
				sb.append("    @Id").append(CR);				
			}
		});
	}

	private ICompilationUnit createTestEntityWithValidGenericMapElementCollectionMapping() throws Exception {
		return this.createTestType(new DefaultAnnotationWriter() {
			@Override
			public Iterator<String> imports() {
				return new ArrayIterator<String>(JPA.ENTITY, JPA2_0.ELEMENT_COLLECTION, JPA.ID);
			}
			@Override
			public void appendTypeAnnotationTo(StringBuilder sb) {
				sb.append("@Entity").append(CR);
			}
			
			@Override
			public void appendIdFieldAnnotationTo(StringBuilder sb) {
				sb.append(CR);
				sb.append("    @ElementCollection").append(CR);				
				sb.append("    private java.util.Map<Integer, Address> addresses;").append(CR);			
				sb.append(CR);
				sb.append("    @Id").append(CR);				
			}
		});
	}
	
	private ICompilationUnit createTestEntityWithValidNonGenericMapElementCollectionMapping() throws Exception {
		return this.createTestType(new DefaultAnnotationWriter() {
			@Override
			public Iterator<String> imports() {
				return new ArrayIterator<String>(JPA.ENTITY, JPA2_0.ELEMENT_COLLECTION, JPA.ID);
			}
			@Override
			public void appendTypeAnnotationTo(StringBuilder sb) {
				sb.append("@Entity").append(CR);
			}
			
			@Override
			public void appendIdFieldAnnotationTo(StringBuilder sb) {
				sb.append(CR);
				sb.append("    @ElementCollection").append(CR);				
				sb.append("    private java.util.Map addresses;").append(CR);			
				sb.append(CR);
				sb.append("    @Id").append(CR);				
			}
		});
	}

	private void createTestTargetEmbeddableAddress() throws Exception {
		SourceWriter sourceWriter = new SourceWriter() {
			public void appendSourceTo(StringBuilder sb) {
				sb.append(CR);
					sb.append("import ");
					sb.append(JPA.EMBEDDABLE);
					sb.append(";");
					sb.append(CR);
					sb.append("import ");
					sb.append(JPA.ID);
					sb.append(";");
					sb.append(CR);
					sb.append("import ");
					sb.append(JPA.EMBEDDED);
					sb.append(";");
					sb.append(CR);
				sb.append("@Embeddable");
				sb.append(CR);
				sb.append("public class ").append("Address").append(" ");
				sb.append("{").append(CR);
				sb.append(CR);
				sb.append("    private String city;").append(CR);
				sb.append(CR);
				sb.append("    @Embedded").append(CR);
				sb.append("    private State state;").append(CR);
				sb.append(CR);
				sb.append("    private int zip;").append(CR);
				sb.append(CR);
				sb.append("}").append(CR);
		}
		};
		this.javaProject.createCompilationUnit(PACKAGE_NAME, "Address.java", sourceWriter);
	}
	
	private void createTestEmbeddableState() throws Exception {
		SourceWriter sourceWriter = new SourceWriter() {
			public void appendSourceTo(StringBuilder sb) {
				sb.append(CR);
					sb.append("import ");
					sb.append(JPA.EMBEDDABLE);
					sb.append(";");
					sb.append(CR);
				sb.append("@Embeddable");
				sb.append(CR);
				sb.append("public class ").append("State").append(" ");
				sb.append("{").append(CR);
				sb.append(CR);
				sb.append("    private String name;").append(CR);
				sb.append(CR);
				sb.append("    private String abbr;").append(CR);
				sb.append(CR);
				sb.append("}").append(CR);
		}
		};
		this.javaProject.createCompilationUnit(PACKAGE_NAME, "State.java", sourceWriter);
	}

	public EclipseLink2_0JavaElementCollectionMappingTests(String name) {
		super(name);
	}
	
	public void testMorphToBasicMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.BASIC_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof BasicMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(BasicAnnotation.ANNOTATION_NAME));
	}
	
	public void testMorphToDefault() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.NULL_ATTRIBUTE_MAPPING_KEY);
		assertNull(persistentAttribute.getSpecifiedMapping());
		assertTrue(persistentAttribute.getMapping().isDefault());
	
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
	}
	
	public void testMorphToVersionMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.VERSION_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof VersionMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(VersionAnnotation.ANNOTATION_NAME));
	}
	
	public void testMorphToIdMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.ID_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof IdMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(IdAnnotation.ANNOTATION_NAME));
	}
	
	public void testMorphToEmbeddedMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.EMBEDDED_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof EmbeddedMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(EmbeddedAnnotation.ANNOTATION_NAME));
	}
	
	public void testMorphToEmbeddedIdMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.EMBEDDED_ID_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof EmbeddedIdMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(EmbeddedIdAnnotation.ANNOTATION_NAME));
	}
	
	public void testMorphToTransientMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.TRANSIENT_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof TransientMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(TransientAnnotation.ANNOTATION_NAME));
	}
	
	public void testMorphToManyToOneMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.MANY_TO_ONE_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof ManyToOneMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(ManyToOneAnnotation.ANNOTATION_NAME));
	}
	
	public void testMorphToOneToManyMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.ONE_TO_MANY_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof OneToManyMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(OneToManyAnnotation.ANNOTATION_NAME));
	}
	
	public void testMorphToManyToManyMapping() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		assertFalse(elementCollectionMapping.isDefault());
		
		persistentAttribute.setSpecifiedMappingKey(MappingKeys.MANY_TO_MANY_ATTRIBUTE_MAPPING_KEY);
		assertTrue(persistentAttribute.getMapping() instanceof ManyToManyMapping);
		assertFalse(persistentAttribute.getMapping().isDefault());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertNull(attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME));
		assertNotNull(attributeResource.getAnnotation(ManyToManyAnnotation.ANNOTATION_NAME));
	}
	
	public void testUpdateSpecifiedTargetEntity() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		ElementCollection2_0Annotation elementCollection = (ElementCollection2_0Annotation) attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME);
		
		assertNull(elementCollectionMapping.getSpecifiedTargetClass());
		assertNull(elementCollection.getTargetClass());
				
		//set target class in the resource model, verify context model updated
		elementCollection.setTargetClass("newTargetClass");
		assertEquals("newTargetClass", elementCollectionMapping.getSpecifiedTargetClass());
		assertEquals("newTargetClass", elementCollection.getTargetClass());
	
		//set target class to null in the resource model
		elementCollection.setTargetClass(null);
		assertNull(elementCollectionMapping.getSpecifiedTargetClass());
		assertNull(elementCollection.getTargetClass());
	}
	
	public void testModifySpecifiedTargetClass() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		ElementCollection2_0Annotation elementCollection = (ElementCollection2_0Annotation) attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME);
		
		assertNull(elementCollectionMapping.getSpecifiedTargetClass());
		assertNull(elementCollection.getTargetClass());
				
		//set target class in the context model, verify resource model updated
		elementCollectionMapping.setSpecifiedTargetClass("newTargetClass");
		assertEquals("newTargetClass", elementCollectionMapping.getSpecifiedTargetClass());
		assertEquals("newTargetClass", elementCollection.getTargetClass());
	
		//set target class to null in the context model
		elementCollectionMapping.setSpecifiedTargetClass(null);
		assertNull(elementCollectionMapping.getSpecifiedTargetClass());
		assertNull(elementCollection.getTargetClass());
	}
	
	public void testDefaultTargetClass() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		//targetEntity not in the persistence unit, default still set, handled by validation
		assertEquals(PACKAGE_NAME + ".Address", elementCollectionMapping.getDefaultTargetClass());
		
		//add targetEntity to the persistence unit
		addXmlClassRef(PACKAGE_NAME + ".Address");
		assertEquals(PACKAGE_NAME + ".Address", elementCollectionMapping.getDefaultTargetClass());

		//test default still the same when specified target entity it set
		elementCollectionMapping.setSpecifiedTargetClass("foo");
		assertEquals(PACKAGE_NAME + ".Address", elementCollectionMapping.getDefaultTargetClass());
		
		ListIterator<ClassRef> classRefs = getPersistenceUnit().specifiedClassRefs();
		classRefs.next();
		ClassRef addressClassRef = classRefs.next();
		JavaPersistentType addressPersistentType = addressClassRef.getJavaPersistentType();

		//test target is not an Embeddable, default target entity still exists, this case handled with validation
		addressPersistentType.setMappingKey(MappingKeys.NULL_TYPE_MAPPING_KEY);
		assertEquals(PACKAGE_NAME + ".Address", elementCollectionMapping.getDefaultTargetClass());
	}
	
	public void testDefaultTargetClassNonGenericCollection() throws Exception {
		createTestEntityWithNonGenericElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".Address");
	
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertNull(elementCollectionMapping.getDefaultTargetClass());
	}
	
	public void testDefaultTargetClassGenericCollection() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".Address");
	
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertEquals(PACKAGE_NAME + ".Address", elementCollectionMapping.getDefaultTargetClass());
	}

	public void testDefaultTargetClassNonGenericMap() throws Exception {
		createTestEntityWithValidNonGenericMapElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".Address");
	
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertNull(elementCollectionMapping.getDefaultTargetClass());
	}
	
	public void testDefaultTargetClassGenericMap() throws Exception {
		createTestEntityWithValidGenericMapElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".Address");
	
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertEquals(PACKAGE_NAME + ".Address", elementCollectionMapping.getDefaultTargetClass());
	}
	
	public void testTargetClass() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertEquals(PACKAGE_NAME + ".Address", elementCollectionMapping.getTargetClass());

		elementCollectionMapping.setSpecifiedTargetClass("foo");
		assertEquals("foo", elementCollectionMapping.getTargetClass());
		
		elementCollectionMapping.setSpecifiedTargetClass(null);
		assertEquals(PACKAGE_NAME + ".Address", elementCollectionMapping.getTargetClass());
	}
	
	public void testResolvedTargetEmbeddable() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		//target embeddable not in the persistence unit
		assertNull(elementCollectionMapping.getResolvedTargetEmbeddable());
		
		//add target embeddable to the persistence unit, now target embeddable should resolve
		createTestTargetEmbeddableAddress();
		addXmlClassRef(PACKAGE_NAME + ".Address");
		ListIterator<ClassRef> classRefs = getPersistenceUnit().specifiedClassRefs();
		classRefs.next();
		ClassRef addressClassRef = classRefs.next();
		TypeMapping addressTypeMapping = addressClassRef.getJavaPersistentType().getMapping();
		assertEquals(addressTypeMapping, elementCollectionMapping.getResolvedTargetEmbeddable());

		//test default still the same when specified target entity it set
		elementCollectionMapping.setSpecifiedTargetClass("foo");
		assertNull(elementCollectionMapping.getResolvedTargetEmbeddable());
		
		
		elementCollectionMapping.setSpecifiedTargetClass(PACKAGE_NAME + ".Address");
		assertEquals(addressTypeMapping, elementCollectionMapping.getResolvedTargetEmbeddable());
		

		elementCollectionMapping.setSpecifiedTargetClass(null);
		assertEquals(addressTypeMapping, elementCollectionMapping.getResolvedTargetEmbeddable());
	}
	
	public void testResolvedTargetEmbeddableWithBasicType() throws Exception {
		createTestEntityWithGenericBasicElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		//target is a basic type, so resolved target embeddable is null
		assertNull(elementCollectionMapping.getResolvedTargetEmbeddable());
	}

	public void testUpdateSpecifiedFetch() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		ElementCollection2_0Annotation elementCollection = (ElementCollection2_0Annotation) attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME);
		
		assertNull(elementCollectionMapping.getSpecifiedFetch());
		assertNull(elementCollection.getFetch());
				
		//set fetch in the resource model, verify context model updated
		elementCollection.setFetch(org.eclipse.jpt.core.resource.java.FetchType.EAGER);
		getJpaProject().synchronizeContextModel();
		
		assertEquals(FetchType.EAGER, elementCollectionMapping.getSpecifiedFetch());
		assertEquals(org.eclipse.jpt.core.resource.java.FetchType.EAGER, elementCollection.getFetch());
		
		elementCollection.setFetch(org.eclipse.jpt.core.resource.java.FetchType.LAZY);
		getJpaProject().synchronizeContextModel();
		
		assertEquals(FetchType.LAZY, elementCollectionMapping.getSpecifiedFetch());
		assertEquals(org.eclipse.jpt.core.resource.java.FetchType.LAZY, elementCollection.getFetch());
		
		//set fetch to null in the resource model
		elementCollection.setFetch(null);
		getJpaProject().synchronizeContextModel();
		
		assertNull(elementCollectionMapping.getSpecifiedFetch());
		assertNull(elementCollection.getFetch());
	}
	
	public void testModifySpecifiedFetch() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		ElementCollection2_0Annotation elementCollection = (ElementCollection2_0Annotation) attributeResource.getAnnotation(ElementCollection2_0Annotation.ANNOTATION_NAME);
		
		assertNull(elementCollectionMapping.getSpecifiedFetch());
		assertNull(elementCollection.getFetch());
				
		//set fetch in the context model, verify resource model updated
		elementCollectionMapping.setSpecifiedFetch(FetchType.EAGER);
		assertEquals(FetchType.EAGER, elementCollectionMapping.getSpecifiedFetch());
		assertEquals(org.eclipse.jpt.core.resource.java.FetchType.EAGER, elementCollection.getFetch());
	
		elementCollectionMapping.setSpecifiedFetch(FetchType.LAZY);
		assertEquals(FetchType.LAZY, elementCollectionMapping.getSpecifiedFetch());
		assertEquals(org.eclipse.jpt.core.resource.java.FetchType.LAZY, elementCollection.getFetch());
		
		//set fetch to null in the context model
		elementCollectionMapping.setSpecifiedFetch(null);
		assertNull(elementCollectionMapping.getSpecifiedFetch());
		assertNull(elementCollection.getFetch());
	}
	
	public void testGetValueTypeEmbeddable() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertEquals(ElementCollectionMapping2_0.Type.EMBEDDABLE_TYPE, elementCollectionMapping.getValueType());
	}
	
	public void testGetValueTypeNone() throws Exception {
		createTestEntityWithNonGenericElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertEquals(ElementCollectionMapping2_0.Type.NO_TYPE, elementCollectionMapping.getValueType());
		
		elementCollectionMapping.setSpecifiedTargetClass("Address");
		assertEquals(ElementCollectionMapping2_0.Type.EMBEDDABLE_TYPE, elementCollectionMapping.getValueType());
	}
	
	public void testGetValueTypeBasic() throws Exception {
		createTestEntityWithGenericBasicElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertEquals(ElementCollectionMapping2_0.Type.BASIC_TYPE, elementCollectionMapping.getValueType());
	}
	
	public void testUpdateMapKey() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		
		assertNull(elementCollectionMapping.getSpecifiedMapKey());
		assertNull(attributeResource.getAnnotation(MapKeyAnnotation.ANNOTATION_NAME));
		
		//set mapKey in the resource model, verify context model does not change
		attributeResource.addAnnotation(MapKeyAnnotation.ANNOTATION_NAME);
		getJpaProject().synchronizeContextModel();
		
		assertNull(elementCollectionMapping.getSpecifiedMapKey());
		MapKeyAnnotation mapKey = (MapKeyAnnotation) attributeResource.getAnnotation(MapKeyAnnotation.ANNOTATION_NAME);
		assertNotNull(mapKey);
				
		//set mapKey name in the resource model, verify context model updated
		mapKey.setName("myMapKey");
		getJpaProject().synchronizeContextModel();
		
		assertEquals("myMapKey", elementCollectionMapping.getSpecifiedMapKey());
		assertEquals("myMapKey", mapKey.getName());
		
		//set mapKey name to null in the resource model
		mapKey.setName(null);
		getJpaProject().synchronizeContextModel();
		assertNull(elementCollectionMapping.getSpecifiedMapKey());
		assertNull(mapKey.getName());
		
		mapKey.setName("myMapKey");
		attributeResource.removeAnnotation(MapKeyAnnotation.ANNOTATION_NAME);
		assertNull(elementCollectionMapping.getSpecifiedMapKey());
		assertNull(attributeResource.getAnnotation(MapKeyAnnotation.ANNOTATION_NAME));
	}
	
	public void testModifyMapKey() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		
		assertNull(elementCollectionMapping.getSpecifiedMapKey());
		assertNull(attributeResource.getAnnotation(MapKeyAnnotation.ANNOTATION_NAME));
					
		//set mapKey  in the context model, verify resource model updated
		elementCollectionMapping.setSpecifiedMapKey("myMapKey");
		MapKeyAnnotation mapKey = (MapKeyAnnotation) attributeResource.getAnnotation(MapKeyAnnotation.ANNOTATION_NAME);
		assertEquals("myMapKey", elementCollectionMapping.getSpecifiedMapKey());
		assertEquals("myMapKey", mapKey.getName());
	
		//set mapKey to null in the context model
		elementCollectionMapping.setSpecifiedMapKey(null);
		assertNull(elementCollectionMapping.getSpecifiedMapKey());
		assertNull(attributeResource.getAnnotation(MapKeyAnnotation.ANNOTATION_NAME));
	}
	
	public void testCandidateMapKeyNames() throws Exception {
		createTestEntityWithValidGenericMapElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".Address");
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping2_0 = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		Iterator<String> mapKeyNames = 
			elementCollectionMapping2_0.candidateMapKeyNames();
		assertEquals("city", mapKeyNames.next());
		assertEquals("state", mapKeyNames.next());
		assertEquals("state.name", mapKeyNames.next());
		assertEquals("state.abbr", mapKeyNames.next());
		assertEquals("zip", mapKeyNames.next());
		assertFalse(mapKeyNames.hasNext());
	}
	
	public void testCandidateMapKeyNames2() throws Exception {
		createTestEntityWithValidNonGenericMapElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".Address");
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping2_0 = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		Iterator<String> mapKeyNames = elementCollectionMapping2_0.candidateMapKeyNames();
		assertEquals(false, mapKeyNames.hasNext());
		
		elementCollectionMapping2_0.setSpecifiedTargetClass("Address");
		mapKeyNames = elementCollectionMapping2_0.candidateMapKeyNames();
		assertEquals("city", mapKeyNames.next());
		assertEquals("state", mapKeyNames.next());
		assertEquals("state.name", mapKeyNames.next());
		assertEquals("state.abbr", mapKeyNames.next());
		assertEquals("zip", mapKeyNames.next());
		assertFalse(mapKeyNames.hasNext());
		
		elementCollectionMapping2_0.setSpecifiedTargetClass("String");
		mapKeyNames = elementCollectionMapping2_0.candidateMapKeyNames();
		assertEquals(false, mapKeyNames.hasNext());
	}
	
	public void testUpdateMapKeyClass() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		
		assertNull(elementCollectionMapping.getSpecifiedMapKeyClass());
		assertNull(attributeResource.getAnnotation(MapKeyClass2_0Annotation.ANNOTATION_NAME));
		
		//set mapKey in the resource model, verify context model does not change
		attributeResource.addAnnotation(MapKeyClass2_0Annotation.ANNOTATION_NAME);
		assertNull(elementCollectionMapping.getSpecifiedMapKeyClass());
		MapKeyClass2_0Annotation mapKeyClass = (MapKeyClass2_0Annotation) attributeResource.getAnnotation(MapKeyClass2_0Annotation.ANNOTATION_NAME);
		assertNotNull(mapKeyClass);
				
		//set mapKey name in the resource model, verify context model updated
		mapKeyClass.setValue("myMapKeyClass");
		assertEquals("myMapKeyClass", elementCollectionMapping.getSpecifiedMapKeyClass());
		assertEquals("myMapKeyClass", mapKeyClass.getValue());
		
		//set mapKey name to null in the resource model
		mapKeyClass.setValue(null);
		getJpaProject().synchronizeContextModel();
		
		assertNull(elementCollectionMapping.getSpecifiedMapKeyClass());
		assertNull(mapKeyClass.getValue());
		
		mapKeyClass.setValue("myMapKeyClass");
		attributeResource.removeAnnotation(MapKeyClass2_0Annotation.ANNOTATION_NAME);
		getJpaProject().synchronizeContextModel();
		
		assertNull(elementCollectionMapping.getSpecifiedMapKeyClass());
		assertNull(attributeResource.getAnnotation(MapKeyClass2_0Annotation.ANNOTATION_NAME));
	}
	
	public void testModifyMapKeyClass() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		
		assertNull(elementCollectionMapping.getSpecifiedMapKeyClass());
		assertNull(attributeResource.getAnnotation(MapKeyClass2_0Annotation.ANNOTATION_NAME));
					
		//set mapKey  in the context model, verify resource model updated
		elementCollectionMapping.setSpecifiedMapKeyClass("String");
		MapKeyClass2_0Annotation mapKeyClass = (MapKeyClass2_0Annotation) attributeResource.getAnnotation(MapKeyClass2_0Annotation.ANNOTATION_NAME);
		assertEquals("String", elementCollectionMapping.getSpecifiedMapKeyClass());
		assertEquals("String", mapKeyClass.getValue());
	
		//set mapKey to null in the context model
		elementCollectionMapping.setSpecifiedMapKeyClass(null);
		assertNull(elementCollectionMapping.getSpecifiedMapKeyClass());
		assertNull(attributeResource.getAnnotation(MapKeyClass2_0Annotation.ANNOTATION_NAME));
	}

	public void testDefaultMapKeyClass() throws Exception {
		createTestEntityWithValidGenericMapElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertEquals("java.lang.Integer", elementCollectionMapping.getDefaultMapKeyClass());

		//test default still the same when specified target entity it set
		elementCollectionMapping.setSpecifiedMapKeyClass("foo");
		assertEquals("java.lang.Integer", elementCollectionMapping.getDefaultMapKeyClass());
	}
	
	public void testDefaultMapKeyClassCollectionType() throws Exception {
		createTestEntityWithGenericBasicElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
	
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertNull(elementCollectionMapping.getDefaultMapKeyClass());
	}
	
	public void testMapKeyClass() throws Exception {
		createTestEntityWithValidGenericMapElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		assertEquals("java.lang.Integer", elementCollectionMapping.getMapKeyClass());

		elementCollectionMapping.setSpecifiedMapKeyClass("foo");
		assertEquals("foo", elementCollectionMapping.getMapKeyClass());
		
		elementCollectionMapping.setSpecifiedMapKeyClass(null);
		assertEquals("java.lang.Integer", elementCollectionMapping.getMapKeyClass());
	}

	public void testOrderColumnDefaults() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getMapping();

		Orderable2_0 orderable = ((Orderable2_0) elementCollectionMapping.getOrderable());
		assertEquals(false, orderable.isOrderColumnOrdering());
		assertEquals(true, orderable.isNoOrdering());
		
		orderable.setOrderColumnOrdering(true);
		OrderColumn2_0 orderColumn = orderable.getOrderColumn();
		assertEquals(true, orderable.isOrderColumnOrdering());
		assertEquals(null, orderColumn.getSpecifiedName());
		assertEquals("addresses_ORDER", orderColumn.getDefaultName());
		assertEquals(TYPE_NAME + "_addresses", orderColumn.getTable());
		
		orderColumn.setSpecifiedName("FOO");
		assertEquals("FOO", orderColumn.getSpecifiedName());
		assertEquals("addresses_ORDER", orderColumn.getDefaultName());
		assertEquals(TYPE_NAME + "_addresses", orderColumn.getTable());
	}
	
	public void testGetValueColumn() throws Exception {
		createTestEntityWithElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		
		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getSpecifiedMapping();
		
		assertNull(elementCollectionMapping.getValueColumn().getSpecifiedName());
		assertEquals("id", elementCollectionMapping.getValueColumn().getName());
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		ColumnAnnotation column = (ColumnAnnotation) attributeResource.addAnnotation(JPA.COLUMN);
		column.setName("foo");
		getJpaProject().synchronizeContextModel();
		
		assertEquals("foo", elementCollectionMapping.getValueColumn().getSpecifiedName());
		assertEquals("foo", elementCollectionMapping.getValueColumn().getName());
		assertEquals("id", elementCollectionMapping.getValueColumn().getDefaultName());
	}
	
	public void testSpecifiedAttributeOverrides() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		JavaElementCollectionMapping2_0 elementCollectionMapping = (JavaElementCollectionMapping2_0) getJavaPersistentType().getAttributeNamed("addresses").getMapping();
		JavaAttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();
		
		ListIterator<JavaAttributeOverride> specifiedAttributeOverrides = attributeOverrideContainer.specifiedAttributeOverrides();
		
		assertFalse(specifiedAttributeOverrides.hasNext());

		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		
		//add an annotation to the resource model and verify the context model is updated
		AttributeOverrideAnnotation attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("FOO");
		getJpaProject().synchronizeContextModel();
		specifiedAttributeOverrides = attributeOverrideContainer.specifiedAttributeOverrides();		
		assertEquals("FOO", specifiedAttributeOverrides.next().getName());
		assertFalse(specifiedAttributeOverrides.hasNext());

		attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(1, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("BAR");
		getJpaProject().synchronizeContextModel();
		specifiedAttributeOverrides = attributeOverrideContainer.specifiedAttributeOverrides();		
		assertEquals("FOO", specifiedAttributeOverrides.next().getName());
		assertEquals("BAR", specifiedAttributeOverrides.next().getName());
		assertFalse(specifiedAttributeOverrides.hasNext());


		attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("BAZ");
		getJpaProject().synchronizeContextModel();
		specifiedAttributeOverrides = attributeOverrideContainer.specifiedAttributeOverrides();		
		assertEquals("BAZ", specifiedAttributeOverrides.next().getName());
		assertEquals("FOO", specifiedAttributeOverrides.next().getName());
		assertEquals("BAR", specifiedAttributeOverrides.next().getName());
		assertFalse(specifiedAttributeOverrides.hasNext());
	
		//move an annotation to the resource model and verify the context model is updated
		attributeResource.moveAnnotation(1, 0, JPA.ATTRIBUTE_OVERRIDES);
		getJpaProject().synchronizeContextModel();
		specifiedAttributeOverrides = attributeOverrideContainer.specifiedAttributeOverrides();		
		assertEquals("FOO", specifiedAttributeOverrides.next().getName());
		assertEquals("BAZ", specifiedAttributeOverrides.next().getName());
		assertEquals("BAR", specifiedAttributeOverrides.next().getName());
		assertFalse(specifiedAttributeOverrides.hasNext());

		attributeResource.removeAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		getJpaProject().synchronizeContextModel();
		specifiedAttributeOverrides = attributeOverrideContainer.specifiedAttributeOverrides();		
		assertEquals("BAZ", specifiedAttributeOverrides.next().getName());
		assertEquals("BAR", specifiedAttributeOverrides.next().getName());
		assertFalse(specifiedAttributeOverrides.hasNext());
	
		attributeResource.removeAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		getJpaProject().synchronizeContextModel();
		specifiedAttributeOverrides = attributeOverrideContainer.specifiedAttributeOverrides();		
		assertEquals("BAR", specifiedAttributeOverrides.next().getName());
		assertFalse(specifiedAttributeOverrides.hasNext());

		
		attributeResource.removeAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		getJpaProject().synchronizeContextModel();
		specifiedAttributeOverrides = attributeOverrideContainer.specifiedAttributeOverrides();		
		assertFalse(specifiedAttributeOverrides.hasNext());
	}

	public void testVirtualAttributeOverrides() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) getJavaPersistentType().getAttributeNamed("addresses").getMapping();
		AttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();

		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		assertEquals("addresses", attributeResource.getName());
		assertNull(attributeResource.getAnnotation(AttributeOverrideAnnotation.ANNOTATION_NAME));
		assertNull(attributeResource.getAnnotation(AttributeOverridesAnnotation.ANNOTATION_NAME));
		
		assertEquals(4, attributeOverrideContainer.virtualAttributeOverridesSize());
		AttributeOverride defaultAttributeOverride = attributeOverrideContainer.virtualAttributeOverrides().next();
		assertEquals("city", defaultAttributeOverride.getName());
		assertEquals("city", defaultAttributeOverride.getColumn().getName());
		assertEquals(TYPE_NAME +"_addresses", defaultAttributeOverride.getColumn().getTable());
		assertEquals(null, defaultAttributeOverride.getColumn().getColumnDefinition());
		assertEquals(true, defaultAttributeOverride.getColumn().isInsertable());
		assertEquals(true, defaultAttributeOverride.getColumn().isUpdatable());
		assertEquals(false, defaultAttributeOverride.getColumn().isUnique());
		assertEquals(true, defaultAttributeOverride.getColumn().isNullable());
		assertEquals(255, defaultAttributeOverride.getColumn().getLength());
		assertEquals(0, defaultAttributeOverride.getColumn().getPrecision());
		assertEquals(0, defaultAttributeOverride.getColumn().getScale());
		
		
		ListIterator<ClassRef> classRefs = getPersistenceUnit().specifiedClassRefs();
		classRefs.next();
		Embeddable embeddable = (Embeddable) classRefs.next().getJavaPersistentType().getMapping();
		
		BasicMapping cityMapping = (BasicMapping) embeddable.getPersistentType().getAttributeNamed("city").getMapping();
		cityMapping.getColumn().setSpecifiedName("FOO");
		cityMapping.getColumn().setSpecifiedTable("BAR");
		cityMapping.getColumn().setColumnDefinition("COLUMN_DEF");
		cityMapping.getColumn().setSpecifiedInsertable(Boolean.FALSE);
		cityMapping.getColumn().setSpecifiedUpdatable(Boolean.FALSE);
		cityMapping.getColumn().setSpecifiedUnique(Boolean.TRUE);
		cityMapping.getColumn().setSpecifiedNullable(Boolean.FALSE);
		cityMapping.getColumn().setSpecifiedLength(Integer.valueOf(5));
		cityMapping.getColumn().setSpecifiedPrecision(Integer.valueOf(6));
		cityMapping.getColumn().setSpecifiedScale(Integer.valueOf(7));
		
		assertEquals("addresses", attributeResource.getName());
		assertNull(attributeResource.getAnnotation(AttributeOverrideAnnotation.ANNOTATION_NAME));
		assertNull(attributeResource.getAnnotation(AttributeOverridesAnnotation.ANNOTATION_NAME));

		assertEquals(4, attributeOverrideContainer.virtualAttributeOverridesSize());
		defaultAttributeOverride = attributeOverrideContainer.virtualAttributeOverrides().next();
		assertEquals("city", defaultAttributeOverride.getName());
		assertEquals("FOO", defaultAttributeOverride.getColumn().getName());
		assertEquals("BAR", defaultAttributeOverride.getColumn().getTable());
		assertEquals("COLUMN_DEF", defaultAttributeOverride.getColumn().getColumnDefinition());
		assertEquals(false, defaultAttributeOverride.getColumn().isInsertable());
		assertEquals(false, defaultAttributeOverride.getColumn().isUpdatable());
		assertEquals(true, defaultAttributeOverride.getColumn().isUnique());
		assertEquals(false, defaultAttributeOverride.getColumn().isNullable());
		assertEquals(5, defaultAttributeOverride.getColumn().getLength());
		assertEquals(6, defaultAttributeOverride.getColumn().getPrecision());
		assertEquals(7, defaultAttributeOverride.getColumn().getScale());

		cityMapping.getColumn().setSpecifiedName(null);
		cityMapping.getColumn().setSpecifiedTable(null);
		cityMapping.getColumn().setColumnDefinition(null);
		cityMapping.getColumn().setSpecifiedInsertable(null);
		cityMapping.getColumn().setSpecifiedUpdatable(null);
		cityMapping.getColumn().setSpecifiedUnique(null);
		cityMapping.getColumn().setSpecifiedNullable(null);
		cityMapping.getColumn().setSpecifiedLength(null);
		cityMapping.getColumn().setSpecifiedPrecision(null);
		cityMapping.getColumn().setSpecifiedScale(null);
		defaultAttributeOverride = attributeOverrideContainer.virtualAttributeOverrides().next();
		assertEquals("city", defaultAttributeOverride.getName());
		assertEquals("city", defaultAttributeOverride.getColumn().getName());
		assertEquals(TYPE_NAME +"_addresses", defaultAttributeOverride.getColumn().getTable());
		assertEquals(null, defaultAttributeOverride.getColumn().getColumnDefinition());
		assertEquals(true, defaultAttributeOverride.getColumn().isInsertable());
		assertEquals(true, defaultAttributeOverride.getColumn().isUpdatable());
		assertEquals(false, defaultAttributeOverride.getColumn().isUnique());
		assertEquals(true, defaultAttributeOverride.getColumn().isNullable());
		assertEquals(255, defaultAttributeOverride.getColumn().getLength());
		assertEquals(0, defaultAttributeOverride.getColumn().getPrecision());
		assertEquals(0, defaultAttributeOverride.getColumn().getScale());
		
		AttributeOverrideAnnotation annotation = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		annotation.setName("city");
		getJpaProject().synchronizeContextModel();
		assertEquals(3, attributeOverrideContainer.virtualAttributeOverridesSize());
	}
	
	public void testSpecifiedAttributeOverridesSize() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) getJavaPersistentType().getAttributeNamed("addresses").getMapping();
		AttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();
		assertEquals(0, attributeOverrideContainer.specifiedAttributeOverridesSize());

		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();

		//add an annotation to the resource model and verify the context model is updated
		AttributeOverrideAnnotation attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("FOO");
		attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("BAR");
		getJpaProject().synchronizeContextModel();

		assertEquals(2, attributeOverrideContainer.specifiedAttributeOverridesSize());
	}
	
	public void testAttributeOverridesSize() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) getJavaPersistentType().getAttributeNamed("addresses").getMapping();
		AttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();
		assertEquals(4, attributeOverrideContainer.attributeOverridesSize());

		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();

		//add an annotation to the resource model and verify the context model is updated
		AttributeOverrideAnnotation attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("FOO");
		attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("BAR");
		getJpaProject().synchronizeContextModel();

		assertEquals(6, attributeOverrideContainer.attributeOverridesSize());
		
		attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("city");
		getJpaProject().synchronizeContextModel();
		assertEquals(6, attributeOverrideContainer.attributeOverridesSize());	
	}
	
	public void testVirtualAttributeOverridesSize() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) getJavaPersistentType().getAttributeNamed("addresses").getMapping();
		AttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();
		assertEquals(4, attributeOverrideContainer.virtualAttributeOverridesSize());

		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();

		//add an annotation to the resource model and verify the context model is updated
		AttributeOverrideAnnotation attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("FOO");
		getJpaProject().synchronizeContextModel();

		assertEquals(4, attributeOverrideContainer.virtualAttributeOverridesSize());
		
		attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("city");
		getJpaProject().synchronizeContextModel();
		assertEquals(3, attributeOverrideContainer.virtualAttributeOverridesSize());
		
		attributeOverride = (AttributeOverrideAnnotation) attributeResource.addAnnotation(0, JPA.ATTRIBUTE_OVERRIDE, JPA.ATTRIBUTE_OVERRIDES);
		attributeOverride.setName("state.name");
		getJpaProject().synchronizeContextModel();
		assertEquals(2, attributeOverrideContainer.virtualAttributeOverridesSize());
	}

	public void testAttributeOverrideSetVirtual() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");
				
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) getJavaPersistentType().getAttributeNamed("addresses").getMapping();
		AttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();
		attributeOverrideContainer.virtualAttributeOverrides().next().setVirtual(false);
		attributeOverrideContainer.virtualAttributeOverrides().next().setVirtual(false);
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		Iterator<NestableAnnotation> attributeOverrides = attributeResource.annotations(AttributeOverrideAnnotation.ANNOTATION_NAME, AttributeOverridesAnnotation.ANNOTATION_NAME);
		
		assertEquals("city", ((AttributeOverrideAnnotation) attributeOverrides.next()).getName());
		assertEquals("state.name", ((AttributeOverrideAnnotation) attributeOverrides.next()).getName());
		assertFalse(attributeOverrides.hasNext());
		
		attributeOverrideContainer.specifiedAttributeOverrides().next().setVirtual(true);
		attributeOverrides = attributeResource.annotations(AttributeOverrideAnnotation.ANNOTATION_NAME, AttributeOverridesAnnotation.ANNOTATION_NAME);
		assertEquals("state.name", ((AttributeOverrideAnnotation) attributeOverrides.next()).getName());
		assertFalse(attributeOverrides.hasNext());
		
		assertEquals("state.abbr", attributeOverrideContainer.virtualAttributeOverrides().next().getName());
		assertEquals(3, attributeOverrideContainer.virtualAttributeOverridesSize());
		
		attributeOverrideContainer.specifiedAttributeOverrides().next().setVirtual(true);
		attributeOverrides = attributeResource.annotations(AttributeOverrideAnnotation.ANNOTATION_NAME, AttributeOverridesAnnotation.ANNOTATION_NAME);
		assertFalse(attributeOverrides.hasNext());
		
		Iterator<AttributeOverride> virtualAttributeOverrides = attributeOverrideContainer.virtualAttributeOverrides();
		assertEquals("state.abbr", virtualAttributeOverrides.next().getName());
		assertEquals("zip", virtualAttributeOverrides.next().getName());
		assertEquals("city", virtualAttributeOverrides.next().getName());
		assertEquals("state.name", virtualAttributeOverrides.next().getName());
		assertEquals(4, attributeOverrideContainer.virtualAttributeOverridesSize());
	}
	
	public void testAttributeOverrideSetVirtual2() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) getJavaPersistentType().getAttributeNamed("addresses").getMapping();
		AttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();
		ListIterator<AttributeOverride> virtualAttributeOverrides = attributeOverrideContainer.virtualAttributeOverrides();
		virtualAttributeOverrides.next();	
		virtualAttributeOverrides.next().setVirtual(false);
		attributeOverrideContainer.virtualAttributeOverrides().next().setVirtual(false);
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		Iterator<NestableAnnotation> attributeOverrides = attributeResource.annotations(AttributeOverrideAnnotation.ANNOTATION_NAME, AttributeOverridesAnnotation.ANNOTATION_NAME);
		
		assertEquals("state.name", ((AttributeOverrideAnnotation) attributeOverrides.next()).getName());
		assertEquals("city", ((AttributeOverrideAnnotation) attributeOverrides.next()).getName());
		assertFalse(attributeOverrides.hasNext());
	}
	
	public void testMoveSpecifiedAttributeOverride() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");
		
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) getJavaPersistentType().getAttributeNamed("addresses").getMapping();
		AttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();
		attributeOverrideContainer.virtualAttributeOverrides().next().setVirtual(false);
		attributeOverrideContainer.virtualAttributeOverrides().next().setVirtual(false);
		
		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		
		attributeResource.moveAnnotation(1, 0, AttributeOverridesAnnotation.ANNOTATION_NAME);
		
		Iterator<NestableAnnotation> attributeOverrides = attributeResource.annotations(AttributeOverrideAnnotation.ANNOTATION_NAME, AttributeOverridesAnnotation.ANNOTATION_NAME);

		assertEquals("state.name", ((AttributeOverrideAnnotation) attributeOverrides.next()).getName());
		assertEquals("city", ((AttributeOverrideAnnotation) attributeOverrides.next()).getName());
		assertFalse(attributeOverrides.hasNext());
	}
	
	public void testNestedVirtualAttributeOverrides() throws Exception {
		createTestEntityWithGenericEmbeddableElementCollectionMapping();
		createTestTargetEmbeddableAddress();
		createTestEmbeddableState();
		
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);
		addXmlClassRef(FULLY_QUALIFIED_EMBEDDABLE_TYPE_NAME);
		addXmlClassRef(PACKAGE_NAME + ".State");

		ListIterator<ClassRef> specifiedClassRefs = getPersistenceUnit().specifiedClassRefs();
		PersistentType persistentType = specifiedClassRefs.next().getJavaPersistentType();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentType.getAttributeNamed("addresses").getMapping();
		AttributeOverrideContainer attributeOverrideContainer = elementCollectionMapping.getValueAttributeOverrideContainer();
		
		assertEquals(4, attributeOverrideContainer.virtualAttributeOverridesSize());
		ListIterator<AttributeOverride> virtualAttributeOverrides = attributeOverrideContainer.virtualAttributeOverrides();
		AttributeOverride virtualAttributeOverride = virtualAttributeOverrides.next();
		assertEquals("city", virtualAttributeOverride.getName());
		virtualAttributeOverride = virtualAttributeOverrides.next();
		assertEquals("state.name", virtualAttributeOverride.getName());
		virtualAttributeOverride = virtualAttributeOverrides.next();
		assertEquals("state.abbr", virtualAttributeOverride.getName());
		virtualAttributeOverride = virtualAttributeOverrides.next();
		assertEquals("zip", virtualAttributeOverride.getName());
		assertEquals(false, virtualAttributeOverrides.hasNext());

		
		PersistentType addressPersistentType = specifiedClassRefs.next().getJavaPersistentType();
		EmbeddedMapping nestedEmbeddedMapping = (EmbeddedMapping) addressPersistentType.getAttributeNamed("state").getMapping();
		AttributeOverrideContainer nestedAttributeOverrideContainer = nestedEmbeddedMapping.getAttributeOverrideContainer();
		assertEquals(2, nestedAttributeOverrideContainer.virtualAttributeOverridesSize());
		virtualAttributeOverrides = nestedAttributeOverrideContainer.virtualAttributeOverrides();
		virtualAttributeOverride = virtualAttributeOverrides.next();
		assertEquals("name", virtualAttributeOverride.getName());
		virtualAttributeOverride = virtualAttributeOverrides.next();
		assertEquals("abbr", virtualAttributeOverride.getName());
		
		PersistentType statePersistentType = specifiedClassRefs.next().getJavaPersistentType();
		BasicMapping abbrMapping = (BasicMapping) statePersistentType.getAttributeNamed("abbr").getMapping();
		abbrMapping.getColumn().setSpecifiedName("BLAH");
		abbrMapping.getColumn().setSpecifiedTable("BLAH_TABLE");
		abbrMapping.getColumn().setColumnDefinition("COLUMN_DEFINITION");
		abbrMapping.getColumn().setSpecifiedInsertable(Boolean.FALSE);
		abbrMapping.getColumn().setSpecifiedUpdatable(Boolean.FALSE);
		abbrMapping.getColumn().setSpecifiedUnique(Boolean.TRUE);
		abbrMapping.getColumn().setSpecifiedNullable(Boolean.FALSE);
		abbrMapping.getColumn().setSpecifiedLength(Integer.valueOf(5));
		abbrMapping.getColumn().setSpecifiedPrecision(Integer.valueOf(6));
		abbrMapping.getColumn().setSpecifiedScale(Integer.valueOf(7));

		//check the nested embedded (Address.state) attribute override to verify it is getting settings from the specified column on State.abbr
		virtualAttributeOverride = ((EmbeddedMapping) addressPersistentType.getAttributeNamed("state").getMapping()).getAttributeOverrideContainer().getAttributeOverrideNamed("abbr");
		assertEquals("abbr", virtualAttributeOverride.getName());
		assertEquals("BLAH", virtualAttributeOverride.getColumn().getName());
		assertEquals("BLAH_TABLE", virtualAttributeOverride.getColumn().getTable());	
		assertEquals("COLUMN_DEFINITION", virtualAttributeOverride.getColumn().getColumnDefinition());
		assertEquals(false, virtualAttributeOverride.getColumn().isInsertable());
		assertEquals(false, virtualAttributeOverride.getColumn().isUpdatable());
		assertEquals(true, virtualAttributeOverride.getColumn().isUnique());
		assertEquals(false, virtualAttributeOverride.getColumn().isNullable());
		assertEquals(5, virtualAttributeOverride.getColumn().getLength());
		assertEquals(6, virtualAttributeOverride.getColumn().getPrecision());
		assertEquals(7, virtualAttributeOverride.getColumn().getScale());
	}

	public void testGetMapKeyColumn() throws Exception {
		createTestEntityWithValidGenericMapElementCollectionMapping();
		addXmlClassRef(FULLY_QUALIFIED_TYPE_NAME);

		PersistentAttribute persistentAttribute = getJavaPersistentType().attributes().next();
		ElementCollectionMapping2_0 elementCollectionMapping = (ElementCollectionMapping2_0) persistentAttribute.getSpecifiedMapping();

		assertNull(elementCollectionMapping.getMapKeyColumn().getSpecifiedName());
		assertEquals("addresses_KEY", elementCollectionMapping.getMapKeyColumn().getName());
		assertEquals(TYPE_NAME + "_addresses", elementCollectionMapping.getMapKeyColumn().getTable());//collection table name

		elementCollectionMapping.getCollectionTable().setSpecifiedName("MY_COLLECTION_TABLE");
		assertEquals("MY_COLLECTION_TABLE", elementCollectionMapping.getMapKeyColumn().getTable());

		JavaResourcePersistentType typeResource = getJpaProject().getJavaResourcePersistentType(FULLY_QUALIFIED_TYPE_NAME);
		JavaResourcePersistentAttribute attributeResource = typeResource.persistableAttributes().next();
		MapKeyColumn2_0Annotation column = (MapKeyColumn2_0Annotation) attributeResource.addAnnotation(JPA2_0.MAP_KEY_COLUMN);
		column.setName("foo");
		getJpaProject().synchronizeContextModel();

		assertEquals("foo", elementCollectionMapping.getMapKeyColumn().getSpecifiedName());
		assertEquals("foo", elementCollectionMapping.getMapKeyColumn().getName());
		assertEquals("addresses_KEY", elementCollectionMapping.getMapKeyColumn().getDefaultName());
	}
}