1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
/*
* Copyright (C) 2009, Google Inc.
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* - Neither the name of the Eclipse Foundation, Inc. nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.eclipse.jgit.revwalk;
import java.nio.charset.Charset;
import org.eclipse.jgit.util.RawParseUtils;
/**
* Single line at the end of a message, such as a "Signed-off-by: someone".
* <p>
* These footer lines tend to be used to represent additional information about
* a commit, like the path it followed through reviewers before finally being
* accepted into the project's main repository as an immutable commit.
*
* @see RevCommit#getFooterLines()
*/
public final class FooterLine {
private final byte[] buffer;
private final Charset enc;
private final int keyStart;
private final int keyEnd;
private final int valStart;
private final int valEnd;
FooterLine(final byte[] b, final Charset e, final int ks, final int ke,
final int vs, final int ve) {
buffer = b;
enc = e;
keyStart = ks;
keyEnd = ke;
valStart = vs;
valEnd = ve;
}
/**
* @param key
* key to test this line's key name against.
* @return true if {@code key.getName().equalsIgnorecase(getKey())}.
*/
public boolean matches(final FooterKey key) {
final byte[] kRaw = key.raw;
final int len = kRaw.length;
int bPtr = keyStart;
if (keyEnd - bPtr != len)
return false;
for (int kPtr = 0; kPtr < len;) {
byte b = buffer[bPtr++];
if ('A' <= b && b <= 'Z')
b += 'a' - 'A';
if (b != kRaw[kPtr++])
return false;
}
return true;
}
/**
* @return key name of this footer; that is the text before the ":" on the
* line footer's line. The text is decoded according to the commit's
* specified (or assumed) character encoding.
*/
public String getKey() {
return RawParseUtils.decode(enc, buffer, keyStart, keyEnd);
}
/**
* @return value of this footer; that is the text after the ":" and any
* leading whitespace has been skipped. May be the empty string if
* the footer has no value (line ended with ":"). The text is
* decoded according to the commit's specified (or assumed)
* character encoding.
*/
public String getValue() {
return RawParseUtils.decode(enc, buffer, valStart, valEnd);
}
/**
* Extract the email address (if present) from the footer.
* <p>
* If there is an email address looking string inside of angle brackets
* (e.g. "<a@b>"), the return value is the part extracted from inside the
* brackets. If no brackets are found, then {@link #getValue()} is returned
* if the value contains an '@' sign. Otherwise, null.
*
* @return email address appearing in the value of this footer, or null.
*/
public String getEmailAddress() {
final int lt = RawParseUtils.nextLF(buffer, valStart, '<');
if (valEnd <= lt) {
final int at = RawParseUtils.nextLF(buffer, valStart, '@');
if (valStart < at && at < valEnd)
return getValue();
return null;
}
final int gt = RawParseUtils.nextLF(buffer, lt, '>');
if (valEnd < gt)
return null;
return RawParseUtils.decode(enc, buffer, lt, gt - 1);
}
@Override
public String toString() {
return getKey() + ": " + getValue();
}
}
|
