01: /*
02: * Copyright 2004-2006 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.compass.core.impl;
18:
19: import java.util.Iterator;
20: import java.util.NoSuchElementException;
21:
22: import org.compass.core.CompassHit;
23: import org.compass.core.CompassHitsOperations;
24:
25: /**
26: * @author kimchy
27: */
28: public class DefaultCompassHitIterator implements Iterator<CompassHit> {
29:
30: private CompassHitsOperations compassHits;
31:
32: private int hitNumber = 0;
33:
34: DefaultCompassHitIterator(CompassHitsOperations compassHits) {
35: this .compassHits = compassHits;
36: }
37:
38: public boolean hasNext() {
39: return hitNumber < compassHits.getLength();
40: }
41:
42: public CompassHit next() {
43: if (hitNumber == compassHits.getLength()) {
44: throw new NoSuchElementException();
45: }
46:
47: return compassHits.hit(hitNumber++);
48: }
49:
50: public void remove() {
51: throw new UnsupportedOperationException();
52: }
53:
54: public int length() {
55: return compassHits.getLength();
56: }
57: }
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