-
Notifications
You must be signed in to change notification settings - Fork 6
Expand file tree
/
Copy pathIxRepeatCount.java
More file actions
68 lines (54 loc) · 1.6 KB
/
Copy pathIxRepeatCount.java
File metadata and controls
68 lines (54 loc) · 1.6 KB
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
/*
* Copyright 2011-2016 David Karnok
*
* 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 ix;
import java.util.*;
final class IxRepeatCount<T> extends Ix<T> {
final T value;
final long count;
IxRepeatCount(T value, long count) {
this.value = value;
this.count = count;
}
@Override
public Iterator<T> iterator() {
return new RepeatCountIterator<T>(value, count);
}
static final class RepeatCountIterator<T> implements Iterator<T> {
final T value;
long count;
RepeatCountIterator(T value, long count) {
this.value = value;
this.count = count;
}
@Override
public boolean hasNext() {
return count != 0L;
}
@Override
public T next() {
long c = count;
if (c != 0L) {
count = c - 1;
return value;
}
throw new NoSuchElementException();
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
}
}