content: /*******************************************************************************
   * Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *    Marc R. Hoffmann - initial API and implementation
   *    
   *******************************************************************************/
  package org.jacoco.examples;
  
  import java.io.File;
  import java.io.IOException;
  import java.io.PrintStream;
  
  import org.jacoco.core.analysis.Analyzer;
  import org.jacoco.core.analysis.IClassCoverage;
  import org.jacoco.core.analysis.ICoverageVisitor;
  import org.jacoco.core.data.ExecutionDataStore;
  
  /**
   * This example reads Java class files, directories or JARs given as program
   * arguments and dumps information about the classes.
   */
  public final class ClassInfo implements ICoverageVisitor {
  
  	private final PrintStream out;
  	private final Analyzer analyzer;
  
  	/**
  	 * Creates a new example instance printing to the given stream.
  	 * 
  	 * @param out
  	 *            stream for outputs
  	 */
  	public ClassInfo(final PrintStream out) {
  		this.out = out;
  		analyzer = new Analyzer(new ExecutionDataStore(), this);
  	}
  
  	/**
  	 * Run this example with the given parameters.
  	 * 
  	 * @param args
  	 *            command line parameters
  	 * @throws IOException
  	 *             in case of error reading a input file
  	 */
  	public void execute(final String[] args) throws IOException {
  		for (final String file : args) {
  			analyzer.analyzeAll(new File(file));
  		}
  	}
  
  	public void visitCoverage(final IClassCoverage coverage) {
  		out.printf("class name:   %s%n", coverage.getName());
  		out.printf("class id:     %016x%n", Long.valueOf(coverage.getId()));
  		out.printf("instructions: %s%n", Integer.valueOf(coverage
  				.getInstructionCounter().getTotalCount()));
  		out.printf("branches:     %s%n",
  				Integer.valueOf(coverage.getBranchCounter().getTotalCount()));
  		out.printf("lines:        %s%n",
  				Integer.valueOf(coverage.getLineCounter().getTotalCount()));
  		out.printf("methods:      %s%n",
  				Integer.valueOf(coverage.getMethodCounter().getTotalCount()));
  		out.printf("complexity:   %s%n%n", Integer.valueOf(coverage
  				.getComplexityCounter().getTotalCount()));
  	}
  
  	/**
  	 * Entry point to run this examples as a Java application.
  	 * 
  	 * @param args
  	 *            list of program arguments
  	 * @throws IOException
  	 *             in case of errors executing the example
  	 */
  	public static void main(final String[] args) throws IOException {
  		new ClassInfo(System.out).execute(args);
  	}
  
  }
  