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