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/*******************************************************************************
* Copyright (c) 2001, 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
* Jens Lukowski/Innoopract - initial renaming/restructuring
*
*******************************************************************************/
package org.eclipse.wst.sse.core.text;
import org.eclipse.jface.text.IRegion;
/**
* Similar to jface region except we wanted a setting on length
*/
public class SimpleStructuredRegion implements StructuredRegion {
/** 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;
}
}
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