| /******************************************************************************* |
| * Copyright (c) 2000, 2004 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.dom.rewrite; |
| |
| |
| |
| /** |
| * |
| */ |
| public class NodeRewriteEvent extends RewriteEvent { |
| |
| private Object originalValue; |
| private Object newValue; |
| |
| public NodeRewriteEvent(Object originalValue, Object newValue) { |
| this.originalValue= originalValue; |
| this.newValue= newValue; |
| } |
| |
| /** |
| * @return Returns the new value. |
| */ |
| public Object getNewValue() { |
| return this.newValue; |
| } |
| |
| /** |
| * @return Returns the original value. |
| */ |
| public Object getOriginalValue() { |
| return this.originalValue; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jdt.internal.corext.dom.RewriteEvent#getChangeKind() |
| */ |
| public int getChangeKind() { |
| if (this.originalValue == this.newValue) { |
| return UNCHANGED; |
| } |
| if (this.originalValue == null) { |
| return INSERTED; |
| } |
| if (this.newValue == null) { |
| return REMOVED; |
| } |
| if (this.originalValue.equals(this.newValue)) { |
| return UNCHANGED; |
| } |
| return REPLACED; |
| } |
| |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jdt.internal.corext.dom.RewriteEvent#isListRewrite() |
| */ |
| public boolean isListRewrite() { |
| return false; |
| } |
| |
| /* |
| * Sets a new value for the new node. Internal access only. |
| * @param newValue The new value to set. |
| */ |
| public void setNewValue(Object newValue) { |
| this.newValue= newValue; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jdt.internal.corext.dom.RewriteEvent#getChildren() |
| */ |
| public RewriteEvent[] getChildren() { |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see java.lang.Object#toString() |
| */ |
| public String toString() { |
| StringBuffer buf= new StringBuffer(); |
| switch (getChangeKind()) { |
| case INSERTED: |
| buf.append(" [inserted: "); //$NON-NLS-1$ |
| buf.append(getNewValue()); |
| buf.append(']'); |
| break; |
| case REPLACED: |
| buf.append(" [replaced: "); //$NON-NLS-1$ |
| buf.append(getOriginalValue()); |
| buf.append(" -> "); //$NON-NLS-1$ |
| buf.append(getNewValue()); |
| buf.append(']'); |
| break; |
| case REMOVED: |
| buf.append(" [removed: "); //$NON-NLS-1$ |
| buf.append(getOriginalValue()); |
| buf.append(']'); |
| break; |
| default: |
| buf.append(" [unchanged]"); //$NON-NLS-1$ |
| } |
| return buf.toString(); |
| } |
| |
| |
| } |