/
JdkPattern.java
91 lines (74 loc) · 2.15 KB
/
JdkPattern.java
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
/*
* Copyright (C) 2016 The Guava Authors
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.common.base;
import com.google.common.annotations.GwtIncompatible;
import java.io.Serializable;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/** A regex pattern implementation which is backed by the {@link Pattern}. */
@ElementTypesAreNonnullByDefault
@GwtIncompatible
final class JdkPattern extends CommonPattern implements Serializable {
private final Pattern pattern;
JdkPattern(Pattern pattern) {
this.pattern = Preconditions.checkNotNull(pattern);
}
@Override
public CommonMatcher matcher(CharSequence t) {
return new JdkMatcher(pattern.matcher(t));
}
@Override
public String pattern() {
return pattern.pattern();
}
@Override
public int flags() {
return pattern.flags();
}
@Override
public String toString() {
return pattern.toString();
}
private static final class JdkMatcher extends CommonMatcher {
final Matcher matcher;
JdkMatcher(Matcher matcher) {
this.matcher = Preconditions.checkNotNull(matcher);
}
@Override
public boolean matches() {
return matcher.matches();
}
@Override
public boolean find() {
return matcher.find();
}
@Override
public boolean find(int index) {
return matcher.find(index);
}
@Override
public String replaceAll(String replacement) {
return matcher.replaceAll(replacement);
}
@Override
public int end() {
return matcher.end();
}
@Override
public int start() {
return matcher.start();
}
}
private static final long serialVersionUID = 0;
}