| /******************************************************************************* |
| * Copyright (c) 2009, 2017 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.cli.internal.commands; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.jacoco.cli.internal.Command; |
| import org.jacoco.core.tools.ExecFileLoader; |
| import org.kohsuke.args4j.Argument; |
| import org.kohsuke.args4j.Option; |
| |
| /** |
| * The <code>merge</code> command. |
| */ |
| public class Merge extends Command { |
| |
| @Argument(usage = "list of JaCoCo *.exec files to read", metaVar = "<execfiles>") |
| List<File> execfiles = new ArrayList<File>(); |
| |
| @Option(name = "-destfile", usage = "file to write merged execution data to", metaVar = "<path>", required = true) |
| File destfile; |
| |
| @Override |
| public String description() { |
| return "Merges multiple exec files into a new one."; |
| } |
| |
| @Override |
| public int execute(final PrintWriter out, final PrintWriter err) |
| throws IOException { |
| final ExecFileLoader loader = loadExecutionData(out); |
| out.printf("[INFO] Writing execution data to %s.%n", |
| destfile.getAbsolutePath()); |
| loader.save(destfile, true); |
| return 0; |
| } |
| |
| private ExecFileLoader loadExecutionData(final PrintWriter out) |
| throws IOException { |
| final ExecFileLoader loader = new ExecFileLoader(); |
| for (final File file : execfiles) { |
| out.printf("[INFO] Loading execution data file %s.%n", |
| file.getAbsolutePath()); |
| loader.load(file); |
| } |
| return loader; |
| } |
| |
| } |