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/*******************************************************************************
* 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.jface.text;
/**
* Default implementation of {@link org.eclipse.jface.text.ITypedRegion}. A
* <code>TypedRegion</code> is a value object.
*/
public class TypedRegion extends Region implements ITypedRegion {
/** The region's type */
private String fType;
/**
* Creates a typed region based on the given specification.
*
* @param offset the region's offset
* @param length the region's length
* @param type the region's type
*/
public TypedRegion(int offset, int length, String type) {
super(offset, length);
fType= type;
}
/*
* @see org.eclipse.jface.text.ITypedRegion#getType()
*/
public String getType() {
return fType;
}
/*
* @see java.lang.Object#equals(java.lang.Object)
*/
public boolean equals(Object o) {
if (o instanceof TypedRegion) {
TypedRegion r= (TypedRegion) o;
return super.equals(r) && ((fType == null && r.getType() == null) || fType.equals(r.getType()));
}
return false;
}
/*
* @see java.lang.Object#hashCode()
*/
public int hashCode() {
int type= fType == null ? 0 : fType.hashCode();
return super.hashCode() | type;
}
}
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