| /******************************************************************************* |
| * Copyright (c) 2000, 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 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.corext.fix; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.Assert; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.dom.ASTNode; |
| import org.eclipse.jdt.core.dom.Expression; |
| import org.eclipse.jdt.core.dom.SimpleName; |
| import org.eclipse.jdt.core.dom.VariableDeclarationFragment; |
| import org.eclipse.jdt.core.dom.rewrite.ASTRewrite; |
| |
| |
| /** |
| * Proposal for a default serial version id. |
| * |
| * @since 3.1 |
| */ |
| public final class SerialVersionDefaultOperation extends AbstractSerialVersionOperation { |
| |
| /** The initializer linked position group id */ |
| private static final String GROUP_INITIALIZER= "initializer"; //$NON-NLS-1$ |
| |
| /** |
| * Creates a new serial version default proposal. |
| * |
| * @param unit |
| * the compilation unit |
| * @param simpleNames |
| * the originally selected nodes |
| */ |
| |
| public SerialVersionDefaultOperation(ICompilationUnit unit, SimpleName[] simpleNames) { |
| super(unit, simpleNames); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| protected boolean addInitializer(final VariableDeclarationFragment fragment, final ASTNode declarationNode) { |
| Assert.isNotNull(fragment); |
| |
| final Expression expression= fragment.getAST().newNumberLiteral(DEFAULT_EXPRESSION); |
| if (expression != null) |
| fragment.setInitializer(expression); |
| return true; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| protected void addLinkedPositions(final ASTRewrite rewrite, final VariableDeclarationFragment fragment, final List positionGroups) { |
| |
| Assert.isNotNull(rewrite); |
| Assert.isNotNull(fragment); |
| |
| final Expression initializer= fragment.getInitializer(); |
| if (initializer != null) { |
| PositionGroup group= new PositionGroup(GROUP_INITIALIZER); |
| group.addFirstPosition(rewrite.track(initializer)); |
| positionGroups.add(group); |
| } |
| } |
| |
| } |