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• finder4j-backtrack
• 0.1
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• FirstSolutionTerminationStrategy.java

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com.github.k0zka.finder4j.backtrack.termination.FirstSolutionTerminationStrategy Maven / Gradle / Ivy

package com.github.k0zka.finder4j.backtrack.termination;

import com.github.k0zka.finder4j.backtrack.SolutionListener;
import com.github.k0zka.finder4j.backtrack.State;
import com.github.k0zka.finder4j.backtrack.Step;
import com.github.k0zka.finder4j.backtrack.TerminationStrategy;

/**
 * Terminate the search after the first solution is received.
 * 
 * @param 
 * @param 
 */
public class FirstSolutionTerminationStrategy>
		implements TerminationStrategy, SolutionListener {

	private X state = null;

	public X getSolution() {
		return state;
	}

	public void onSolution(final X state) {
		this.state = state;
	}

	public boolean stop(final X state) {
		return this.state != null;
	}
}