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b1baa808 MK |
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 | *******************************************************************************/ | |
a3fc8213 AM |
11 | package org.eclipse.linuxtools.tmf.core.ctfadaptor; |
12 | ||
13 | import org.eclipse.linuxtools.tmf.core.event.ITmfTimestamp; | |
14 | import org.eclipse.linuxtools.tmf.core.trace.ITmfLocation; | |
15 | ||
b1baa808 | 16 | /** |
d09f973b FC |
17 | * The nugget of information that is unique to a location in a CTF trace. |
18 | * | |
19 | * It can be copied and used to restore a position in a given trace. | |
20 | * | |
21 | * @version 1.0 | |
22 | * @author Matthew Khouzam | |
b1baa808 | 23 | */ |
0879b6b9 | 24 | public class CtfLocation implements ITmfLocation<Long>, Cloneable { |
a3fc8213 | 25 | |
9ac2eb62 MK |
26 | /** |
27 | * An invalid location | |
28 | */ | |
57c073c5 MK |
29 | public static final Long INVALID_LOCATION = -1L; |
30 | ||
b1baa808 MK |
31 | /** |
32 | * Constructor for CtfLocation. | |
33 | * @param location Long | |
34 | */ | |
a3fc8213 AM |
35 | public CtfLocation(Long location) { |
36 | setLocation(location); | |
37 | } | |
ce2388e0 | 38 | |
b1baa808 MK |
39 | /** |
40 | * Constructor for CtfLocation. | |
41 | * @param timestamp ITmfTimestamp | |
42 | */ | |
a3fc8213 AM |
43 | public CtfLocation(ITmfTimestamp timestamp) { |
44 | setLocation(timestamp.getValue()); | |
45 | } | |
46 | ||
47 | private Long fTimestamp; | |
48 | ||
b1baa808 MK |
49 | /** |
50 | * Method setLocation. | |
51 | * @param location Long | |
52 | */ | |
a3fc8213 AM |
53 | public void setLocation(Long location) { |
54 | this.fTimestamp = location; | |
55 | } | |
56 | ||
b1baa808 MK |
57 | /** |
58 | * Method getLocation. | |
59 | * @return Long | |
60 | * @see org.eclipse.linuxtools.tmf.core.trace.ITmfLocation#getLocation() | |
61 | */ | |
a3fc8213 AM |
62 | @Override |
63 | public Long getLocation() { | |
64 | return this.fTimestamp; | |
65 | } | |
66 | ||
b1baa808 MK |
67 | /** |
68 | * Method clone. | |
69 | * @return CtfLocation | |
70 | * @see org.eclipse.linuxtools.tmf.core.trace.ITmfLocation#clone() | |
71 | */ | |
a3fc8213 AM |
72 | @Override |
73 | public CtfLocation clone() { | |
408e65d2 | 74 | return new CtfLocation(getLocation().longValue()); |
a3fc8213 AM |
75 | } |
76 | ||
81c8e6f7 MK |
77 | /* (non-Javadoc) |
78 | * @see java.lang.Object#hashCode() | |
79 | */ | |
80 | @Override | |
81 | public int hashCode() { | |
82 | final int prime = 31; | |
83 | int result = 1; | |
84 | result = (prime * result) | |
85 | + ((fTimestamp == null) ? 0 : fTimestamp.hashCode()); | |
86 | return result; | |
87 | } | |
88 | ||
89 | /* (non-Javadoc) | |
90 | * @see java.lang.Object#equals(java.lang.Object) | |
91 | */ | |
92 | @Override | |
93 | public boolean equals(Object obj) { | |
94 | if (this == obj) { | |
95 | return true; | |
96 | } | |
97 | if (obj == null) { | |
98 | return false; | |
99 | } | |
100 | if (!(obj instanceof CtfLocation)) { | |
101 | return false; | |
102 | } | |
103 | CtfLocation other = (CtfLocation) obj; | |
104 | if (fTimestamp == null) { | |
105 | if (other.fTimestamp != null) { | |
106 | return false; | |
107 | } | |
108 | } else if (!fTimestamp.equals(other.fTimestamp)) { | |
109 | return false; | |
110 | } | |
111 | return true; | |
112 | } | |
113 | ||
eea58fe7 MK |
114 | /* (non-Javadoc) |
115 | * @see java.lang.Object#toString() | |
116 | */ | |
117 | @Override | |
118 | public String toString() { | |
119 | if( this.getLocation().equals(CtfLocation.INVALID_LOCATION )) { | |
120 | return "CtfLocation: INVALID"; //$NON-NLS-1$ | |
121 | } | |
122 | return "CtfLocation: " + getLocation().toString(); //$NON-NLS-1$ | |
123 | } | |
124 | ||
a3fc8213 | 125 | } |