1 | package net.bmahe.genetics4j.gp.program; | |
2 | ||
3 | import java.util.List; | |
4 | import java.util.random.RandomGenerator; | |
5 | ||
6 | import org.apache.commons.lang3.Validate; | |
7 | ||
8 | import net.bmahe.genetics4j.core.chromosomes.TreeNode; | |
9 | import net.bmahe.genetics4j.gp.Operation; | |
10 | ||
11 | public class RampedHalfAndHalfProgramGenerator implements ProgramGenerator { | |
12 | ||
13 | private final RandomGenerator randomGenerator; | |
14 | private final ProgramHelper programHelper; | |
15 | ||
16 | private final ProgramGenerator programGenerator; | |
17 | ||
18 | public RampedHalfAndHalfProgramGenerator(final RandomGenerator _randomGenerator, | |
19 | final ProgramHelper _programHelper) { | |
20 | Validate.notNull(_randomGenerator); | |
21 | Validate.notNull(_programHelper); | |
22 | ||
23 |
1
1. <init> : Removed assignment to member variable randomGenerator → NO_COVERAGE |
this.randomGenerator = _randomGenerator; |
24 |
1
1. <init> : Removed assignment to member variable programHelper → NO_COVERAGE |
this.programHelper = _programHelper; |
25 | ||
26 |
1
1. <init> : removed call to net/bmahe/genetics4j/gp/program/GrowProgramGenerator::<init> → NO_COVERAGE |
final GrowProgramGenerator growProgramGenerator = new GrowProgramGenerator(programHelper); |
27 |
1
1. <init> : removed call to net/bmahe/genetics4j/gp/program/FullProgramGenerator::<init> → NO_COVERAGE |
final FullProgramGenerator fullProgramGenerator = new FullProgramGenerator(programHelper); |
28 | ||
29 | this.programGenerator = new MultiProgramGenerator(randomGenerator, | |
30 |
3
1. <init> : removed call to net/bmahe/genetics4j/gp/program/MultiProgramGenerator::<init> → NO_COVERAGE 2. <init> : removed call to java/util/List::of → NO_COVERAGE 3. <init> : Removed assignment to member variable programGenerator → NO_COVERAGE |
List.of(fullProgramGenerator, growProgramGenerator)); |
31 | } | |
32 | ||
33 | @Override | |
34 | public TreeNode<Operation<?>> generate(final Program program) { | |
35 | Validate.notNull(program); | |
36 | ||
37 |
2
1. generate : replaced return value with null for net/bmahe/genetics4j/gp/program/RampedHalfAndHalfProgramGenerator::generate → NO_COVERAGE 2. generate : removed call to net/bmahe/genetics4j/gp/program/ProgramGenerator::generate → NO_COVERAGE |
return programGenerator.generate(program); |
38 | } | |
39 | ||
40 | @Override | |
41 | public <T> TreeNode<Operation<T>> generate(final Program program, final int maxDepth) { | |
42 | Validate.notNull(program); | |
43 | Validate.isTrue(maxDepth > 0); | |
44 | ||
45 |
4
1. generate : Substituted 1 with 0 → NO_COVERAGE 2. generate : replaced call to java/util/random/RandomGenerator::nextInt with argument → NO_COVERAGE 3. generate : Replaced integer addition with subtraction → NO_COVERAGE 4. generate : removed call to java/util/random/RandomGenerator::nextInt → NO_COVERAGE |
final int newMaxDepth = 1 + randomGenerator.nextInt(maxDepth); |
46 |
2
1. generate : removed call to net/bmahe/genetics4j/gp/program/ProgramGenerator::generate → NO_COVERAGE 2. generate : replaced return value with null for net/bmahe/genetics4j/gp/program/RampedHalfAndHalfProgramGenerator::generate → NO_COVERAGE |
return programGenerator.generate(program, newMaxDepth); |
47 | } | |
48 | ||
49 | @Override | |
50 | public <T, U> TreeNode<Operation<T>> generate(final Program program, final int maxDepth, final Class<U> rootType) { | |
51 | Validate.notNull(program); | |
52 | Validate.notNull(rootType); | |
53 | Validate.isTrue(maxDepth > 0); | |
54 | ||
55 |
4
1. generate : removed call to java/util/random/RandomGenerator::nextInt → NO_COVERAGE 2. generate : replaced call to java/util/random/RandomGenerator::nextInt with argument → NO_COVERAGE 3. generate : Substituted 1 with 0 → NO_COVERAGE 4. generate : Replaced integer addition with subtraction → NO_COVERAGE |
final int newMaxDepth = 1 + randomGenerator.nextInt(maxDepth); |
56 |
2
1. generate : removed call to net/bmahe/genetics4j/gp/program/ProgramGenerator::generate → NO_COVERAGE 2. generate : replaced return value with null for net/bmahe/genetics4j/gp/program/RampedHalfAndHalfProgramGenerator::generate → NO_COVERAGE |
return programGenerator.generate(program, newMaxDepth, rootType); |
57 | } | |
58 | ||
59 | } | |
Mutations | ||
23 |
1.1 |
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24 |
1.1 |
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26 |
1.1 |
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27 |
1.1 |
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30 |
1.1 2.2 3.3 |
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37 |
1.1 2.2 |
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45 |
1.1 2.2 3.3 4.4 |
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46 |
1.1 2.2 |
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55 |
1.1 2.2 3.3 4.4 |
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56 |
1.1 2.2 |