/*******************************************************************************
 * Copyright (c) 2006, 2007 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.core.internal.content.java.mappings;

import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.internal.IMappingKeys;
import org.eclipse.jpt.core.internal.IPersistentAttribute;
import org.eclipse.jpt.core.internal.jdtutility.DeclarationAnnotationAdapter;
import org.eclipse.jpt.core.internal.jdtutility.SimpleDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.internal.jdtutility.Type;
import org.eclipse.jpt.core.internal.mappings.IMappedSuperclass;
import org.eclipse.jpt.core.internal.mappings.ITable;
import org.eclipse.jpt.utility.internal.iterators.EmptyIterator;
import org.eclipse.jpt.utility.internal.iterators.FilteringIterator;
import org.eclipse.jpt.utility.internal.iterators.TransformationIterator;

/**
 * <!-- begin-user-doc -->
 * A representation of the model object '<em><b>Java Mapped Superclass</b></em>'.
 * <!-- end-user-doc -->
 *
 *
 * @see org.eclipse.jpt.core.internal.content.java.mappings.JpaJavaMappingsPackage#getJavaMappedSuperclass()
 * @model kind="class"
 * @generated
 */
public class JavaMappedSuperclass extends JavaTypeMapping
	implements IMappedSuperclass
{
	public static final DeclarationAnnotationAdapter ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(JPA.MAPPED_SUPERCLASS);

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected JavaMappedSuperclass() {
		super();
	}

	protected JavaMappedSuperclass(Type type) {
		super(type);
	}

	@Override
	public DeclarationAnnotationAdapter declarationAnnotationAdapter() {
		return ANNOTATION_ADAPTER;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return JpaJavaMappingsPackage.Literals.JAVA_MAPPED_SUPERCLASS;
	}

	public String getKey() {
		return IMappingKeys.MAPPED_SUPERCLASS_TYPE_MAPPING_KEY;
	}

	public boolean tableNameIsInvalid(String tableName) {
		return false;
	}

	public Iterator<String> associatedTableNamesIncludingInherited() {
		return EmptyIterator.instance();
	}

	public Iterator<ITable> associatedTables() {
		return EmptyIterator.instance();
	}

	public Iterator<ITable> associatedTablesIncludingInherited() {
		return EmptyIterator.instance();
	}

	public Iterator<String> overridableAttributeNames() {
		return new TransformationIterator<IPersistentAttribute, String>(new FilteringIterator<IPersistentAttribute>(getPersistentType().attributes()) {
			@Override
			protected boolean accept(Object o) {
				String key = ((IPersistentAttribute) o).getMappingKey();
				return key == IMappingKeys.BASIC_ATTRIBUTE_MAPPING_KEY || key == IMappingKeys.ID_ATTRIBUTE_MAPPING_KEY;
			}
		}) {
			@Override
			protected String transform(IPersistentAttribute next) {
				return next.getName();
			}
		};
	}

	public Iterator<String> overridableAssociationNames() {
		return new TransformationIterator<IPersistentAttribute, String>(new FilteringIterator<IPersistentAttribute>(getPersistentType().attributes()) {
			@Override
			protected boolean accept(Object o) {
				String key = ((IPersistentAttribute) o).getMappingKey();
				return key == IMappingKeys.ONE_TO_ONE_ATTRIBUTE_MAPPING_KEY || key == IMappingKeys.MANY_TO_ONE_ATTRIBUTE_MAPPING_KEY;
			}
		}) {
			@Override
			protected String transform(IPersistentAttribute next) {
				return next.getName();
			}
		};
	}

	public List<String> candidateValuesFor(int pos, CompilationUnit astRoot) {
		return Collections.emptyList();
	}
}