/
AbstractRangeSet.java
124 lines (104 loc) · 2.79 KB
/
AbstractRangeSet.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
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
/*
* Copyright (C) 2011 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.collect;
import com.google.common.annotations.GwtIncompatible;
import org.checkerframework.checker.nullness.compatqual.NullableDecl;
/**
* A skeletal implementation of {@code RangeSet}.
*
* @author Louis Wasserman
*/
@GwtIncompatible
abstract class AbstractRangeSet<C extends Comparable> implements RangeSet<C> {
AbstractRangeSet() {}
@Override
public boolean contains(C value) {
return rangeContaining(value) != null;
}
@Override
public abstract Range<C> rangeContaining(C value);
@Override
public boolean isEmpty() {
return asRanges().isEmpty();
}
@Override
public void add(Range<C> range) {
throw new UnsupportedOperationException();
}
@Override
public void remove(Range<C> range) {
throw new UnsupportedOperationException();
}
@Override
public void clear() {
remove(Range.<C>all());
}
@Override
public boolean enclosesAll(RangeSet<C> other) {
return enclosesAll(other.asRanges());
}
@Override
public boolean enclosesAll(Iterable<Range<C>> ranges) {
for (Range<C> range : ranges) {
if (!encloses(range)) {
return false;
}
}
return true;
}
@Override
public void addAll(RangeSet<C> other) {
addAll(other.asRanges());
}
@Override
public void addAll(Iterable<Range<C>> ranges) {
for (Range<C> range : ranges) {
add(range);
}
}
@Override
public void removeAll(RangeSet<C> other) {
removeAll(other.asRanges());
}
@Override
public void removeAll(Iterable<Range<C>> ranges) {
for (Range<C> range : ranges) {
remove(range);
}
}
@Override
public boolean intersects(Range<C> otherRange) {
return !subRangeSet(otherRange).isEmpty();
}
@Override
public abstract boolean encloses(Range<C> otherRange);
@Override
public boolean equals(@NullableDecl Object obj) {
if (obj == this) {
return true;
} else if (obj instanceof RangeSet) {
RangeSet<?> other = (RangeSet<?>) obj;
return this.asRanges().equals(other.asRanges());
}
return false;
}
@Override
public final int hashCode() {
return asRanges().hashCode();
}
@Override
public final String toString() {
return asRanges().toString();
}
}