org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/ctfadaptor/CtfLocationInfo.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are made
   5  * available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors: Matthew Khouzam - Initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.linuxtools.tmf.core.ctfadaptor;
  12
  13 /**
  14  * The data object to go in a {@link CtfLocation}.
  15  *
  16  * @author Matthew Khouzam
  17  * @since 2.0
  18  */
  19 public class CtfLocationInfo implements Comparable<CtfLocationInfo> {
  20
  21     private final long timestamp;
  22     private final long index;
  23
  24     /**
  25      * @param ts
  26      *            Timestamp
  27      * @param index
  28      *            Index of this event (if there are N elements with the same
  29      *            timestamp, which one is it.)
  30      */
  31     public CtfLocationInfo(long ts, long index) {
  32         this.timestamp = ts;
  33         this.index = index;
  34     }
  35
  36     /**
  37      * @return The timestamp
  38      */
  39     public long getTimestamp() {
  40         return timestamp;
  41     }
  42
  43     /**
  44      * @return The index of the element
  45      */
  46     public long getIndex() {
  47         return index;
  48     }
  49
  50     // ------------------------------------------------------------------------
  51     // Object
  52     // ------------------------------------------------------------------------
  53
  54     @Override
  55     public int hashCode() {
  56         final int prime = 31;
  57         int result = 1;
  58         result = (prime * result) + (int) (index ^ (index >>> 32));
  59         result = (prime * result) + (int) (timestamp ^ (timestamp >>> 32));
  60         return result;
  61     }
  62
  63     @Override
  64     public boolean equals(Object obj) {
  65         if (this == obj) {
  66             return true;
  67         }
  68         if (obj == null) {
  69             return false;
  70         }
  71         if (!(obj instanceof CtfLocationInfo)) {
  72             return false;
  73         }
  74         CtfLocationInfo other = (CtfLocationInfo) obj;
  75         if (index != other.index) {
  76             return false;
  77         }
  78         if (timestamp != other.timestamp) {
  79             return false;
  80         }
  81         return true;
  82     }
  83
  84     @Override
  85     public String toString() {
  86         return "Element [" + timestamp + '/' + index + ']'; //$NON-NLS-1$
  87     }
  88
  89     // ------------------------------------------------------------------------
  90     // Comparable
  91     // ------------------------------------------------------------------------
  92
  93     @Override
  94     public int compareTo(CtfLocationInfo other) {
  95         if (this.timestamp > other.getTimestamp()) {
  96             return 1;
  97         }
  98         if (this.timestamp < other.getTimestamp()) {
  99             return -1;
 100         }
 101         if (this.index > other.getIndex()) {
 102             return 1;
 103         }
 104         if (this.index < other.getIndex()) {
 105             return -1;
 106         }
 107         return 0;
 108     }
 109
 110 }