1/******************************************************************************* 2 * Copyright (c) 2009, 2017 Mountainminds GmbH & Co. KG and Contributors 3 * All rights reserved. This program and the accompanying materials 4 * are made available under the terms of the Eclipse Public License v1.0 5 * which accompanies this distribution, and is available at 6 * http://www.eclipse.org/legal/epl-v10.html 7 * 8 * Contributors: 9 * Marc R. Hoffmann - initial API and implementation 10 * 11 *******************************************************************************/ 12package org.jacoco.cli.internal.commands; 13 14import java.io.File; 15import java.io.IOException; 16import java.io.PrintWriter; 17import java.util.ArrayList; 18import java.util.List; 19 20import org.jacoco.cli.internal.Command; 21import org.jacoco.core.analysis.Analyzer; 22import org.jacoco.core.analysis.IClassCoverage; 23import org.jacoco.core.analysis.ICoverageVisitor; 24import org.jacoco.core.data.ExecutionDataStore; 25import org.kohsuke.args4j.Argument; 26 27/** 28 * The <code>classinfo</code> command. 29 */ 30public class ClassInfo extends Command { 31 32 @Argument(usage = "location of Java class files", metaVar = "<classlocations>") 33 List<File> classfiles = new ArrayList<File>(); 34 35 @Override 36 public String description() { 37 return "Print information about Java class files at the provided location."; 38 } 39 40 @Override 41 public int execute(final PrintWriter out, final PrintWriter err) 42 throws IOException { 43 final Analyzer analyzer = new Analyzer(new ExecutionDataStore(), 44 new ICoverageVisitor() { 45 public void visitCoverage(final IClassCoverage coverage) { 46 print(coverage, out); 47 } 48 }); 49 50 for (final File file : classfiles) { 51 analyzer.analyzeAll(file); 52 } 53 return 0; 54 } 55 56 private void print(final IClassCoverage coverage, final PrintWriter out) { 57 out.printf("class name: %s%n", coverage.getName()); 58 out.printf("class id: %016x%n", Long.valueOf(coverage.getId())); 59 out.printf("instructions: %s%n", Integer 60 .valueOf(coverage.getInstructionCounter().getTotalCount())); 61 out.printf("branches: %s%n", 62 Integer.valueOf(coverage.getBranchCounter().getTotalCount())); 63 out.printf("lines: %s%n", 64 Integer.valueOf(coverage.getLineCounter().getTotalCount())); 65 out.printf("methods: %s%n", 66 Integer.valueOf(coverage.getMethodCounter().getTotalCount())); 67 out.printf("complexity: %s%n%n", Integer 68 .valueOf(coverage.getComplexityCounter().getTotalCount())); 69 } 70 71} 72