| /* |
| * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> |
| * 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.debug; |
| |
| import java.io.IOException; |
| import java.net.URL; |
| |
| import org.eclipse.jgit.pgm.Command; |
| import org.eclipse.jgit.pgm.CommandCatalog; |
| import org.eclipse.jgit.pgm.CommandRef; |
| import org.eclipse.jgit.pgm.TextBuiltin; |
| import org.eclipse.jgit.pgm.internal.CLIText; |
| import org.eclipse.jgit.util.io.ThrowingPrintWriter; |
| import org.kohsuke.args4j.Option; |
| |
| @Command(usage = "usage_displayAListOfAllRegisteredJgitCommands") |
| class ShowCommands extends TextBuiltin { |
| @Option(name = "--pretty", metaVar = "metaVar_commandDetail", usage = "usage_alterTheDetailShown") |
| private Format pretty = Format.USAGE; |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected void run() throws Exception { |
| final CommandRef[] list = CommandCatalog.all(); |
| |
| int width = 0; |
| for (CommandRef c : list) |
| width = Math.max(width, c.getName().length()); |
| width += 2; |
| |
| for (CommandRef c : list) { |
| errw.print(c.isCommon() ? '*' : ' '); |
| errw.print(' '); |
| |
| errw.print(c.getName()); |
| for (int i = c.getName().length(); i < width; i++) |
| errw.print(' '); |
| |
| pretty.print(errw, c); |
| errw.println(); |
| } |
| errw.println(); |
| } |
| |
| static enum Format { |
| /** */ |
| USAGE { |
| @Override |
| void print(ThrowingPrintWriter err, CommandRef c) throws IOException { |
| String usage = c.getUsage(); |
| if (usage != null && usage.length() > 0) |
| err.print(CLIText.get().resourceBundle().getString(usage)); |
| } |
| }, |
| |
| /** */ |
| CLASSES { |
| @Override |
| void print(ThrowingPrintWriter err, CommandRef c) throws IOException { |
| err.print(c.getImplementationClassName()); |
| } |
| }, |
| |
| /** */ |
| URLS { |
| @Override |
| void print(ThrowingPrintWriter err, CommandRef c) throws IOException { |
| final ClassLoader ldr = c.getImplementationClassLoader(); |
| |
| String cn = c.getImplementationClassName(); |
| cn = cn.replace('.', '/') + ".class"; //$NON-NLS-1$ |
| |
| final URL url = ldr.getResource(cn); |
| if (url == null) { |
| err.print(CLIText.get().notFound); |
| return; |
| } |
| |
| String rn = url.toExternalForm(); |
| if (rn.endsWith(cn)) |
| rn = rn.substring(0, rn.length() - cn.length()); |
| |
| err.print(rn); |
| } |
| }; |
| |
| abstract void print(ThrowingPrintWriter err, CommandRef c) throws IOException; |
| } |
| } |