TournamentSelectionPolicyHandler.java

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package net.bmahe.genetics4j.core.selection;
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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.spec.AbstractEAConfiguration;
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import net.bmahe.genetics4j.core.spec.AbstractEAExecutionContext;
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import net.bmahe.genetics4j.core.spec.selection.SelectionPolicy;
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import net.bmahe.genetics4j.core.spec.selection.Tournament;
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public class TournamentSelectionPolicyHandler<T extends Comparable<T>> implements SelectionPolicyHandler<T> {
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	public static final Logger logger = LogManager.getLogger(TournamentSelectionPolicyHandler.class);
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	private final RandomGenerator randomGenerator;
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	public TournamentSelectionPolicyHandler(final RandomGenerator _randomGenerator) {
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		Objects.requireNonNull(_randomGenerator);
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23 1 1. <init> : Removed assignment to member variable randomGenerator → KILLED
 
		this.randomGenerator = _randomGenerator;
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	}
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	@Override
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	public boolean canHandle(final SelectionPolicy selectionPolicy) {
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		Objects.requireNonNull(selectionPolicy);
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30 2 1. canHandle : replaced boolean return with true for net/bmahe/genetics4j/core/selection/TournamentSelectionPolicyHandler::canHandle → KILLED
2. canHandle : replaced boolean return with false for net/bmahe/genetics4j/core/selection/TournamentSelectionPolicyHandler::canHandle → KILLED
 
		return selectionPolicy instanceof Tournament;
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	}
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	@Override
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	public Selector<T> resolve(final AbstractEAExecutionContext<T> eaExecutionContext,
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			final AbstractEAConfiguration<T> eaConfiguration,
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			final SelectionPolicyHandlerResolver<T> selectionPolicyHandlerResolver,
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			final SelectionPolicy selectionPolicy) {
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		Objects.requireNonNull(selectionPolicy);
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		Validate.isInstanceOf(Tournament.class, selectionPolicy);
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41 2 1. resolve : replaced return value with null for net/bmahe/genetics4j/core/selection/TournamentSelectionPolicyHandler::resolve → KILLED
2. resolve : removed call to net/bmahe/genetics4j/core/selection/TournamentSelector::<init> → KILLED
 
		return new TournamentSelector<>(selectionPolicy, randomGenerator);
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	}
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}

Mutations

23

1.1
Location : <init>
Killed by : net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest]/[method:selectMaximize()] Removed assignment to member variable randomGenerator → KILLED

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1.1
Location : canHandle
Killed by : net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest]/[method:canHandle()] replaced boolean return with true for net/bmahe/genetics4j/core/selection/TournamentSelectionPolicyHandler::canHandle → KILLED

2.2
Location : canHandle
Killed by : net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest]/[method:canHandle()] replaced boolean return with false for net/bmahe/genetics4j/core/selection/TournamentSelectionPolicyHandler::canHandle → KILLED

41

1.1
Location : resolve
Killed by : net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest]/[method:selectMaximize()] replaced return value with null for net/bmahe/genetics4j/core/selection/TournamentSelectionPolicyHandler::resolve → KILLED

2.2
Location : resolve
Killed by : net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest]/[method:selectMaximize()] removed call to net/bmahe/genetics4j/core/selection/TournamentSelector::<init> → KILLED

Active mutators

Tests examined


Report generated by PIT 1.25.7 support