-
Notifications
You must be signed in to change notification settings - Fork 37
/
CompositeMoveSelector.java
81 lines (70 loc) · 3.13 KB
/
CompositeMoveSelector.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
/*
* Copyright 2012 JBoss Inc
*
* 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 org.optaplanner.core.impl.heuristic.selector.move.composite;
import java.util.List;
import org.optaplanner.core.api.domain.valuerange.ValueRange;
import org.optaplanner.core.impl.heuristic.selector.move.AbstractMoveSelector;
import org.optaplanner.core.impl.heuristic.selector.move.MoveSelector;
/**
* Abstract superclass for every composite {@link MoveSelector}.
* @see MoveSelector
*/
public abstract class CompositeMoveSelector extends AbstractMoveSelector {
protected final List<MoveSelector> childMoveSelectorList;
protected final boolean randomSelection;
protected CompositeMoveSelector(List<MoveSelector> childMoveSelectorList, boolean randomSelection) {
this.childMoveSelectorList = childMoveSelectorList;
this.randomSelection = randomSelection;
for (MoveSelector childMoveSelector : childMoveSelectorList) {
phaseLifecycleSupport.addEventListener(childMoveSelector);
}
if (!randomSelection) {
// Only the last childMoveSelector can be neverEnding
if (!childMoveSelectorList.isEmpty()) {
for (MoveSelector childMoveSelector
: childMoveSelectorList.subList(0, childMoveSelectorList.size() - 1)) {
if (childMoveSelector.isNeverEnding()) {
throw new IllegalStateException("The selector (" + this
+ ")'s non-last childMoveSelector (" + childMoveSelector
+ ") has neverEnding (" + childMoveSelector.isNeverEnding()
+ ") with randomSelection (" + randomSelection + ")."
+ (childMoveSelector.isCountable() ? ""
: "\nThe selector is not countable, check the "
+ ValueRange.class.getSimpleName() + "s involved."));
}
}
}
}
}
public List<MoveSelector> getChildMoveSelectorList() {
return childMoveSelectorList;
}
// ************************************************************************
// Worker methods
// ************************************************************************
public boolean isCountable() {
for (MoveSelector moveSelector : childMoveSelectorList) {
if (!moveSelector.isCountable()) {
return false;
}
}
return true;
}
@Override
public String toString() {
return getClass().getSimpleName() + "(" + childMoveSelectorList + ")";
}
}