SourceRange


1   /*******************************************************************************
2    * Copyright (c) 2000, 2006 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    *
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   *******************************************************************************/
11  package org.eclipse.jdt.internal.core;
12  
13  import org.eclipse.jdt.core.ISourceRange;
14  
15  /**
16   * @see ISourceRange
17   */
18  public class SourceRange implements ISourceRange {
19  
20  protected int offset, length;
21  
22  public SourceRange(int offset, int length) {
23      this.offset = offset;
24      this.length = length;
25  }
26  /*
27   * @see Object#equals(Object)
28   */
29  public boolean equals(Object   obj) {
30      if (!(obj instanceof ISourceRange))
31          return false;
32      ISourceRange sourceRange = (ISourceRange) obj;
33      return sourceRange.getOffset() == this.offset && sourceRange.getLength() == this.length;
34  }
35  /**
36   * @see ISourceRange
37   */
38  public int getLength() {
39      return this.length;
40  }
41  /**
42   * @see ISourceRange
43   */
44  public int getOffset() {
45      return this.offset;
46  }
47  /*
48   * @see Object#hashCode()
49   */
50  public int hashCode() {
51      return this.length ^ this.offset;
52  }
53  public String   toString() {
54      StringBuffer   buffer = new StringBuffer  ();
55      buffer.append("[offset="); //$NON-NLS-1$
56      buffer.append(this.offset);
57      buffer.append(", length="); //$NON-NLS-1$
58      buffer.append(this.length);
59      buffer.append("]"); //$NON-NLS-1$
60      return buffer.toString();
61  }
62  }
63
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