| /******************************************************************************* |
| * Copyright (c) 2001, 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 |
| * Jens Lukowski/Innoopract - initial renaming/restructuring |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.sse.core.internal.text.rules; |
| |
| import org.eclipse.jface.text.IRegion; |
| |
| |
| |
| /** |
| * Similar to jface region except we wanted a setting on length |
| */ |
| public class SimpleStructuredRegion implements IStructuredRegion { |
| /** The region length */ |
| private int fLength; |
| |
| /** The region offset */ |
| private int fOffset; |
| |
| /** |
| * Create a new region. |
| * |
| * @param offset |
| * the offset of the region |
| * @param length |
| * the length of the region |
| */ |
| public SimpleStructuredRegion(int offset, int length) { |
| fOffset = offset; |
| fLength = length; |
| } |
| |
| /** |
| * Two regions are equal if they have the same offset and length. |
| * |
| * @see Object#equals |
| */ |
| public boolean equals(Object o) { |
| if (o instanceof IRegion) { |
| IRegion r = (IRegion) o; |
| return r.getOffset() == fOffset && r.getLength() == fLength; |
| } |
| return false; |
| } |
| |
| /* |
| * @see IRegion#getLength |
| */ |
| public int getLength() { |
| return fLength; |
| } |
| |
| /* |
| * @see IRegion#getOffset |
| */ |
| public int getOffset() { |
| return fOffset; |
| } |
| |
| /** |
| * @see Object#hashCode hascode is overridden since we provide our own |
| * equals. |
| */ |
| public int hashCode() { |
| return (fOffset << 24) | (fLength << 16); |
| } |
| |
| /** |
| * Sets the length. |
| * |
| * @param length |
| * The length to set |
| */ |
| public void setLength(int length) { |
| fLength = length; |
| } |
| |
| public void setOffset(int offset) { |
| fOffset = offset; |
| } |
| |
| } |