org.mutabilitydetector.AllChecksRunner Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of MutabilityDetector Show documentation
Lightweight analysis tool for detecting mutability in Java classes.
There is a newer version: 0.10.6
/* 
 * Mutability Detector
 *
 * Copyright 2009 Graham Allan
 * 
 * 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.mutabilitydetector;

import static org.mutabilitydetector.locations.Dotted.dotted;
import static org.mutabilitydetector.locations.Dotted.fromClass;

import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;

import org.mutabilitydetector.IAnalysisSession.IsImmutable;
import org.mutabilitydetector.checkers.IMutabilityChecker;
import org.mutabilitydetector.checkers.ResultCalculator;
import org.mutabilitydetector.locations.Dotted;


public class AllChecksRunner {

	private IsImmutable isImmutable;
	private final Dotted toAnalyse;
	private final Collection reasons = new ArrayList();
	private IMutabilityCheckerFactory factory;
	private final ICheckerRunnerFactory checkerRunnerFactory;

	public AllChecksRunner(IMutabilityCheckerFactory factory, ICheckerRunnerFactory checkerRunnerFactory, Class toAnalyse) {
		this(factory, checkerRunnerFactory, fromClass(toAnalyse));
	}

	public AllChecksRunner(IMutabilityCheckerFactory factory, ICheckerRunnerFactory checkerRunnerFactory, String className) {
		this(factory, checkerRunnerFactory, dotted(className));
	}
	
	private AllChecksRunner(IMutabilityCheckerFactory checkerFactory, ICheckerRunnerFactory checkerRunnerFactory, Dotted toAnalyse) {
		factory = checkerFactory;
		this.checkerRunnerFactory = checkerRunnerFactory;
		this.toAnalyse = toAnalyse;
		
	}

	public IsImmutable isImmutable() {
		return isImmutable;
	}

	public void runCheckers(IAnalysisSession analysisSession) {
		Map results = new HashMap();
		
		Collection checkers = factory.createInstances(analysisSession);
		for (IMutabilityChecker checker : checkers) {
			checkerRunnerFactory.createRunner().run(analysisSession, checker, toAnalyse);
			IsImmutable result = checker.result();
			results.put(result, getNewCount(results, result));
			reasons.addAll(checker.reasons());
		}
		
		isImmutable = new ResultCalculator().calculateImmutableStatus(results);
			
		AnalysisResult result = new AnalysisResult(toAnalyse.asString(), isImmutable, reasons);
		analysisSession.addAnalysisResult(result);
	}

	private Integer getNewCount(Map results, IsImmutable result) {
		Integer oldCount = results.get(result);
		if(oldCount == null) oldCount = 0;
		return (oldCount + 1);
	}



	public Collection reasons() {
		return reasons;
	}

}