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/**
* Copyright (c) 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v20.html
*
* Contributors:
* IBM - Initial API and implementation
*/
package org.eclipse.emf.codegen.merge.java.facade.ast;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.eclipse.jdt.core.dom.ASTNode;
import org.eclipse.jdt.core.dom.EnumDeclaration;
import org.eclipse.jdt.core.dom.rewrite.ListRewrite;
import org.eclipse.emf.codegen.merge.java.facade.JEnum;
import org.eclipse.emf.codegen.merge.java.facade.JNode;
public class ASTJEnum extends ASTJAbstractType<EnumDeclaration> implements JEnum
{
/**
* List of added interfaces by calling {@link #addSuperInterface(String)}.
* This list does not include existing interfaces, nor interfaces set by {@link #setSuperInterfaces(String[])}
*/
protected List<String> addedSuperInterfaces = null;
/**
* Array of cached super interfaces. All currently set super interfaces is a combination of
* this array and {@link #addedSuperInterfaces}.
*/
protected String[] superInterfaces = EMPTY_STRING_ARRAY;
/**
* @param enumDeclaration
*/
public ASTJEnum(EnumDeclaration enumDeclaration)
{
super(enumDeclaration);
}
@Override
public void dispose()
{
if (addedSuperInterfaces != null)
{
addedSuperInterfaces.clear();
addedSuperInterfaces = null;
}
superInterfaces = null;
super.dispose();
}
public void addSuperInterface(String superInterface)
{
if (addedSuperInterfaces == null)
{
addedSuperInterfaces = new ArrayList<String>();
}
addedSuperInterfaces.add(superInterface);
addValueToListProperty(getASTNode(), superInterface, EnumDeclaration.SUPER_INTERFACE_TYPES_PROPERTY, ASTNode.SIMPLE_TYPE);
}
@SuppressWarnings("unchecked")
public String[] getSuperInterfaces()
{
if (superInterfaces == EMPTY_STRING_ARRAY)
{
superInterfaces = convertASTNodeListToStringArray(getASTNode().superInterfaceTypes());
}
// add added super interfaces to the array
superInterfaces = combineArrayAndList(superInterfaces, addedSuperInterfaces);
return superInterfaces;
}
public void setSuperInterfaces(String[] superInterfaces)
{
this.superInterfaces = superInterfaces;
this.addedSuperInterfaces = null;
setListNodeProperty(getASTNode(), superInterfaces, EnumDeclaration.SUPER_INTERFACE_TYPES_PROPERTY, ASTNode.SIMPLE_TYPE);
}
/* (non-Javadoc)
* @see org.eclipse.emf.codegen.merge.java.facade.ast.ASTJAbstractType#insertSibling(org.eclipse.emf.codegen.merge.java.facade.ast.ASTJNode, org.eclipse.emf.codegen.merge.java.facade.ast.ASTJNode, boolean)
*/
@Override
public boolean insertSibling(ASTJNode<?> node, ASTJNode<?> newSibling, boolean before)
{
if (newSibling.getParent() != null || node.getParent() != this)
{
return false;
}
if (newSibling instanceof ASTJEnumConstant)
{
if (node instanceof ASTJEnumConstant)
{
insert(newSibling, EnumDeclaration.ENUM_CONSTANTS_PROPERTY, node, before);
}
else if (node instanceof ASTJAnnotation)
{
insertFirst(newSibling, EnumDeclaration.ENUM_CONSTANTS_PROPERTY);
}
else
{
insertLast(newSibling, EnumDeclaration.ENUM_CONSTANTS_PROPERTY);
}
return true;
}
else if (node instanceof ASTJEnumConstant)
{
if (newSibling instanceof ASTJAnnotation)
{
insertLastAnnotation((ASTJAnnotation)newSibling);
return true;
}
else if (newSibling instanceof ASTJMember<?>)
{
insertFirst(newSibling, getASTNode().getBodyDeclarationsProperty());
return true;
}
}
return super.insertSibling(node, newSibling, before);
}
/* (non-Javadoc)
* @see org.eclipse.emf.codegen.merge.java.facade.ast.ASTJAbstractType#addChild(org.eclipse.emf.codegen.merge.java.facade.ast.ASTJNode)
*/
@Override
public boolean addChild(ASTJNode<?> child)
{
if (child.getParent() != null)
{
return false;
}
if (child instanceof ASTJEnumConstant)
{
insertLast(child, EnumDeclaration.ENUM_CONSTANTS_PROPERTY);
return true;
}
return super.addChild(child);
}
/* (non-Javadoc)
* @see org.eclipse.emf.codegen.merge.java.facade.ast.ASTJAbstractType#remove(org.eclipse.emf.codegen.merge.java.facade.ast.ASTJNode)
*/
@Override
public boolean remove(ASTJNode<?> node)
{
if (node.getParent() != this)
{
return false;
}
if (node instanceof ASTJEnumConstant)
{
remove(node, EnumDeclaration.ENUM_CONSTANTS_PROPERTY);
return true;
}
return super.remove(node);
}
/* (non-Javadoc)
* @see org.eclipse.emf.codegen.merge.java.facade.ast.ASTJAbstractType#getChildren()
*/
@Override
public List<JNode> getChildren()
{
if (!isDisposed())
{
List<JNode> children = new ArrayList<JNode>();
children.addAll(getAnnotationList());
children.addAll(getEnumConstants());
children.addAll(getMembers());
if (!children.isEmpty())
{
return Collections.unmodifiableList(children);
}
}
return Collections.emptyList();
}
protected List<JNode> getEnumConstants()
{
List<JNode> constants = new ArrayList<JNode>();
ListRewrite listRewrite = rewriter.getListRewrite(getASTNode(), EnumDeclaration.ENUM_CONSTANTS_PROPERTY);
for (Object enumConstant : listRewrite.getRewrittenList())
{
JNode node = getFacadeHelper().convertToNode(enumConstant);
if (node != null)
{
constants.add(node);
}
}
return constants;
}
}
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