| /* |
| * Copyright (C) 2011-2012, IBM Corporation and others. |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| package org.eclipse.jgit.pgm; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.text.MessageFormat; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.jgit.lib.Repository; |
| import org.eclipse.jgit.pgm.internal.CLIText; |
| import org.eclipse.jgit.pgm.opt.CmdLineParser; |
| import org.eclipse.jgit.pgm.opt.SubcommandHandler; |
| import org.eclipse.jgit.util.IO; |
| import org.kohsuke.args4j.Argument; |
| |
| public class CLIGitCommand { |
| @Argument(index = 0, metaVar = "metaVar_command", required = true, handler = SubcommandHandler.class) |
| private TextBuiltin subcommand; |
| |
| @Argument(index = 1, metaVar = "metaVar_arg") |
| private List<String> arguments = new ArrayList<String>(); |
| |
| public TextBuiltin getSubcommand() { |
| return subcommand; |
| } |
| |
| public List<String> getArguments() { |
| return arguments; |
| } |
| |
| public static List<String> execute(String str, Repository db) |
| throws Exception { |
| try { |
| return IO.readLines(new String(rawExecute(str, db))); |
| } catch (Die e) { |
| return IO.readLines(MessageFormat.format(CLIText.get().fatalError, |
| e.getMessage())); |
| } |
| } |
| |
| public static byte[] rawExecute(String str, Repository db) |
| throws Exception { |
| String[] args = split(str); |
| if (!args[0].equalsIgnoreCase("git") || args.length < 2) |
| throw new IllegalArgumentException( |
| "Expected 'git <command> [<args>]', was:" + str); |
| String[] argv = new String[args.length - 1]; |
| System.arraycopy(args, 1, argv, 0, args.length - 1); |
| |
| CLIGitCommand bean = new CLIGitCommand(); |
| final CmdLineParser clp = new CmdLineParser(bean); |
| clp.parseArgument(argv); |
| |
| final TextBuiltin cmd = bean.getSubcommand(); |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| cmd.outs = baos; |
| if (cmd.requiresRepository()) |
| cmd.init(db, null); |
| else |
| cmd.init(null, null); |
| try { |
| cmd.execute(bean.getArguments().toArray( |
| new String[bean.getArguments().size()])); |
| } finally { |
| if (cmd.outw != null) |
| cmd.outw.flush(); |
| } |
| return baos.toByteArray(); |
| } |
| |
| /** |
| * Split a command line into a string array. |
| * |
| * A copy of Gerrit's |
| * com.google.gerrit.sshd.CommandFactoryProvider#split(String) |
| * |
| * @param commandLine |
| * a command line |
| * @return the array |
| */ |
| static String[] split(String commandLine) { |
| final List<String> list = new ArrayList<String>(); |
| boolean inquote = false; |
| boolean inDblQuote = false; |
| StringBuilder r = new StringBuilder(); |
| for (int ip = 0; ip < commandLine.length();) { |
| final char b = commandLine.charAt(ip++); |
| switch (b) { |
| case '\t': |
| case ' ': |
| if (inquote || inDblQuote) |
| r.append(b); |
| else if (r.length() > 0) { |
| list.add(r.toString()); |
| r = new StringBuilder(); |
| } |
| continue; |
| case '\"': |
| if (inquote) |
| r.append(b); |
| else |
| inDblQuote = !inDblQuote; |
| continue; |
| case '\'': |
| if (inDblQuote) |
| r.append(b); |
| else |
| inquote = !inquote; |
| continue; |
| case '\\': |
| if (inquote || ip == commandLine.length()) |
| r.append(b); // literal within a quote |
| else |
| r.append(commandLine.charAt(ip++)); |
| continue; |
| default: |
| r.append(b); |
| continue; |
| } |
| } |
| if (r.length() > 0) |
| list.add(r.toString()); |
| return list.toArray(new String[list.size()]); |
| } |
| |
| } |