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.fs.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.Shell;
027import org.nuxeo.shell.ShellConsole;
028import org.nuxeo.shell.fs.FileSystem;
029
030/**
031 * @author <a href="mailto:[email protected]">Bogdan Stefanescu</a>
032 */
033@Command(name = "ls", help = "List file names in a local directory")
034public class Ls implements Runnable {
035
036    @Context
037    protected Shell shell;
038
039    @Argument(name = "file", index = 0, required = false, help = "A local directory to list its content. Defaults to the working directory")
040    protected File file;
041
042    public void run() {
043        ShellConsole console = shell.getConsole();
044        if (file == null) {
045            file = shell.getContextObject(FileSystem.class).pwd();
046        }
047        String[] names = file.list();
048        if (names != null) {
049            for (String name : names) {
050                console.println(name);
051            }
052        }
053    }
054
055}