001/*
002 * (C) Copyright 2006-2010 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bstefanescu
018 */
019package org.nuxeo.shell.cmds;
020
021import java.io.File;
022
023import org.nuxeo.shell.Argument;
024import org.nuxeo.shell.Command;
025import org.nuxeo.shell.Context;
026import org.nuxeo.shell.Parameter;
027import org.nuxeo.shell.Shell;
028import org.nuxeo.shell.ShellException;
029import org.nuxeo.shell.fs.cmds.Cat;
030
031/**
032 * @author <a href="mailto:[email protected]">Bogdan Stefanescu</a>
033 */
034@Command(name = "settings", help = "Print or modify the shell settings.")
035public class Settings implements Runnable {
036
037    @Context
038    protected Shell shell;
039
040    @Argument(name = "name", index = 0, required = false, help = "The variable to print or set.")
041    protected String name;
042
043    @Argument(name = "value", index = 1, required = false, help = "The variable value to set.")
044    protected String value;
045
046    @Parameter(name = "-reset", hasValue = false, help = "Reset settings to their defaults. Need to restart shell.")
047    protected boolean reset;
048
049    public void run() {
050        File file = shell.getSettingsFile();
051        if (reset) {
052            file.delete();
053            return;
054        }
055        try {
056            if (name == null) {
057                Cat.cat(shell.getConsole(), file);
058            } else if (value == null) {
059                shell.getConsole().println((String) shell.getSetting(name, "NULL"));
060            } else {
061                shell.setSetting(name, value);
062            }
063        } catch (Exception e) {
064            throw new ShellException(e);
065        }
066    }
067}