| /******************************************************************************* |
| * Copyright (c) 2000, 2005 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.core; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaModelStatus; |
| import org.eclipse.jdt.core.IJavaModelStatusConstants; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.dom.ASTNode; |
| import org.eclipse.jdt.core.dom.AbstractTypeDeclaration; |
| import org.eclipse.jdt.core.dom.SimpleName; |
| import org.eclipse.jdt.core.dom.rewrite.ASTRewrite; |
| import org.eclipse.jdt.internal.core.util.Messages; |
| import org.eclipse.jface.text.IDocument; |
| |
| /** |
| * <p>This operation creates a class or interface. |
| * |
| * <p>Required Attributes:<ul> |
| * <li>Parent element - must be a compilation unit, or type. |
| * <li>The source code for the type. No verification of the source is |
| * performed. |
| * </ul> |
| */ |
| public class CreateTypeOperation extends CreateTypeMemberOperation { |
| /** |
| * When executed, this operation will create a type unit |
| * in the given parent element (a compilation unit, type) |
| */ |
| public CreateTypeOperation(IJavaElement parentElement, String source, boolean force) { |
| super(parentElement, source, force); |
| } |
| protected ASTNode generateElementAST(ASTRewrite rewriter, IDocument document, ICompilationUnit cu) throws JavaModelException { |
| ASTNode node = super.generateElementAST(rewriter, document, cu); |
| if (!(node instanceof AbstractTypeDeclaration)) |
| throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.INVALID_CONTENTS)); |
| return node; |
| } |
| |
| /** |
| * @see CreateElementInCUOperation#generateResultHandle() |
| */ |
| protected IJavaElement generateResultHandle() { |
| IJavaElement parent= getParentElement(); |
| switch (parent.getElementType()) { |
| case IJavaElement.COMPILATION_UNIT: |
| return ((ICompilationUnit)parent).getType(getASTNodeName()); |
| case IJavaElement.TYPE: |
| return ((IType)parent).getType(getASTNodeName()); |
| // Note: creating local/anonymous type is not supported |
| } |
| return null; |
| } |
| /** |
| * @see CreateElementInCUOperation#getMainTaskName() |
| */ |
| public String getMainTaskName(){ |
| return Messages.operation_createTypeProgress; |
| } |
| /** |
| * Returns the <code>IType</code> the member is to be created in. |
| */ |
| protected IType getType() { |
| IJavaElement parent = getParentElement(); |
| if (parent.getElementType() == IJavaElement.TYPE) { |
| return (IType) parent; |
| } |
| return null; |
| } |
| /** |
| * @see CreateTypeMemberOperation#verifyNameCollision |
| */ |
| protected IJavaModelStatus verifyNameCollision() { |
| IJavaElement parent = getParentElement(); |
| switch (parent.getElementType()) { |
| case IJavaElement.COMPILATION_UNIT: |
| String typeName = getASTNodeName(); |
| if (((ICompilationUnit) parent).getType(typeName).exists()) { |
| return new JavaModelStatus( |
| IJavaModelStatusConstants.NAME_COLLISION, |
| Messages.bind(Messages.status_nameCollision, typeName)); |
| } |
| break; |
| case IJavaElement.TYPE: |
| typeName = getASTNodeName(); |
| if (((IType) parent).getType(typeName).exists()) { |
| return new JavaModelStatus( |
| IJavaModelStatusConstants.NAME_COLLISION, |
| Messages.bind(Messages.status_nameCollision, typeName)); |
| } |
| break; |
| // Note: creating local/anonymous type is not supported |
| } |
| return JavaModelStatus.VERIFIED_OK; |
| } |
| private String getASTNodeName() { |
| return ((AbstractTypeDeclaration) this.createdNode).getName().getIdentifier(); |
| } |
| protected SimpleName rename(ASTNode node, SimpleName newName) { |
| AbstractTypeDeclaration type = (AbstractTypeDeclaration) node; |
| SimpleName oldName = type.getName(); |
| type.setName(newName); |
| return oldName; |
| } |
| } |