| /******************************************************************************* |
| * Copyright (c) 2010, 2012 IBM Corporation, SAP AG. |
| * 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: |
| * Thomas Watson, IBM Corporation - initial API and implementation |
| * Lazar Kirchev, SAP AG - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.equinox.console.command.adapter; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| import java.util.ArrayList; |
| |
| import org.eclipse.osgi.framework.console.CommandProvider; |
| |
| /** |
| * This adapter class provides for execution of legacy Equinox commands from |
| * the Gogo shell. The commands are executed through the main method of the |
| * adapter. It finds the appropriate Equinox command and executes |
| * it with the proper argument. |
| * |
| */ |
| public class CommandProviderAdapter { |
| |
| private final CommandProvider commandProvider; |
| private final Method[] commands; |
| |
| |
| public CommandProviderAdapter(CommandProvider commandProvider, Method[] commands) { |
| this.commandProvider = commandProvider; |
| this.commands = commands; |
| } |
| |
| public Object main(Object[] args) throws Exception { |
| try { |
| // first argument is the command |
| Method command = findCommand("_" + args[0]); |
| ArrayList<Object> argList = new ArrayList<Object>(); |
| for (int i = 1; i < args.length; i++) |
| argList.add(args[i]); |
| return command.invoke(commandProvider, new CustomCommandInterpreter(argList)); |
| } catch (InvocationTargetException e) { |
| if (e.getTargetException() instanceof Exception) |
| throw (Exception) e.getTargetException(); |
| throw (Error) e.getTargetException(); |
| } |
| } |
| |
| private Method findCommand(Object commandName) { |
| for (Method command : commands) { |
| if (command.getName().equalsIgnoreCase(commandName.toString())) |
| return command; |
| } |
| throw new IllegalArgumentException("Cannot find the command method for: " + commandName); |
| } |
| |
| // TODO Felix gogo seems to search for _main |
| public Object _main(Object[] args) throws Exception { |
| return main(args); |
| } |
| } |