TrimTreePolicyHandler.java

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package net.bmahe.genetics4j.gp.mutation;
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import java.util.Objects;
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import java.util.random.RandomGenerator;
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import org.apache.commons.lang3.Validate;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import net.bmahe.genetics4j.core.mutation.MutationPolicyHandler;
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import net.bmahe.genetics4j.core.mutation.MutationPolicyHandlerResolver;
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import net.bmahe.genetics4j.core.mutation.Mutator;
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import net.bmahe.genetics4j.core.spec.AbstractEAConfiguration;
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import net.bmahe.genetics4j.core.spec.AbstractEAExecutionContext;
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import net.bmahe.genetics4j.core.spec.mutation.MutationPolicy;
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import net.bmahe.genetics4j.gp.program.ProgramGenerator;
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import net.bmahe.genetics4j.gp.spec.mutation.TrimTree;
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public class TrimTreePolicyHandler<T extends Comparable<T>> implements MutationPolicyHandler<T> {
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	public static final Logger logger = LogManager.getLogger(TrimTreePolicyHandler.class);
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	final RandomGenerator randomGenerator;
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	final ProgramGenerator programGenerator;
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	public TrimTreePolicyHandler(final RandomGenerator _randomGenerator, final ProgramGenerator _programGenerator) {
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		Objects.requireNonNull(_randomGenerator);
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		Objects.requireNonNull(_programGenerator);
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29 1 1. <init> : Removed assignment to member variable randomGenerator → NO_COVERAGE
 
		this.randomGenerator = _randomGenerator;
30 1 1. <init> : Removed assignment to member variable programGenerator → NO_COVERAGE
 
		this.programGenerator = _programGenerator;
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	}
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	@Override
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	public boolean canHandle(final MutationPolicyHandlerResolver<T> mutationPolicyHandlerResolver,
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			final MutationPolicy mutationPolicy) {
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		Objects.requireNonNull(mutationPolicyHandlerResolver);
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		Objects.requireNonNull(mutationPolicy);
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39 2 1. canHandle : replaced boolean return with false for net/bmahe/genetics4j/gp/mutation/TrimTreePolicyHandler::canHandle → NO_COVERAGE
2. canHandle : replaced boolean return with true for net/bmahe/genetics4j/gp/mutation/TrimTreePolicyHandler::canHandle → NO_COVERAGE
 
		return mutationPolicy instanceof TrimTree;
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	}
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	@Override
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	public Mutator createMutator(final AbstractEAExecutionContext<T> eaExecutionContext,
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			final AbstractEAConfiguration<T> eaConfiguration,
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			final MutationPolicyHandlerResolver<T> mutationPolicyHandlerResolver, final MutationPolicy mutationPolicy) {
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		Objects.requireNonNull(eaExecutionContext);
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		Objects.requireNonNull(eaConfiguration);
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		Objects.requireNonNull(mutationPolicyHandlerResolver);
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		Objects.requireNonNull(mutationPolicy);
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		Validate.isInstanceOf(TrimTree.class, mutationPolicy);
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		final TrimTree trimTree = (TrimTree) mutationPolicy;
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54 2 1. createMutator : replaced return value with null for net/bmahe/genetics4j/gp/mutation/TrimTreePolicyHandler::createMutator → NO_COVERAGE
2. createMutator : removed call to net/bmahe/genetics4j/gp/mutation/TrimTreeMutator::<init> → NO_COVERAGE
 
		return new TrimTreeMutator(programGenerator, randomGenerator, eaConfiguration, trimTree);
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	}
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}

Mutations

29

1.1
Location : <init>
Killed by : none Removed assignment to member variable randomGenerator → NO_COVERAGE

30

1.1
Location : <init>
Killed by : none Removed assignment to member variable programGenerator → NO_COVERAGE

39

1.1
Location : canHandle
Killed by : none replaced boolean return with false for net/bmahe/genetics4j/gp/mutation/TrimTreePolicyHandler::canHandle → NO_COVERAGE

2.2
Location : canHandle
Killed by : none replaced boolean return with true for net/bmahe/genetics4j/gp/mutation/TrimTreePolicyHandler::canHandle → NO_COVERAGE

54

1.1
Location : createMutator
Killed by : none replaced return value with null for net/bmahe/genetics4j/gp/mutation/TrimTreePolicyHandler::createMutator → NO_COVERAGE

2.2
Location : createMutator
Killed by : none removed call to net/bmahe/genetics4j/gp/mutation/TrimTreeMutator::<init> → NO_COVERAGE

Active mutators

Tests examined


Report generated by PIT 1.25.7 support