/* * Copyright (c) 2001 Sun Microsystems, Inc.  All rights * reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * * 2. 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. * * 3. The end-user documentation included with the redistribution, *    if any, must include the following acknowledgment: *       "This product includes software developed by the *       Sun Microsystems, Inc. for Project JXTA." *    Alternately, this acknowledgment may appear in the software itself, *    if and wherever such third-party acknowledgments normally appear. * * 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must *    not be used to endorse or promote products derived from this *    software without prior written permission. For written *    permission, please contact Project JXTA at http://www.jxta.org. * * 5. Products derived from this software may not be called "JXTA", *    nor may "JXTA" appear in their name, without prior written *    permission of Sun. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 SUN MICROSYSTEMS OR * ITS 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. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of Project JXTA.  For more * information on Project JXTA, please see * <http://www.jxta.org/>. * * This license is based on the BSD license adopted by the Apache Foundation. * * $Id: ls.java,v 1.2 2004/04/14 19:56:33 bondolo Exp $ * */package net.jxta.impl.shell.bin.cms;import net.jxta.impl.shell.*;import net.jxta.impl.shell.bin.cms.cms;import java.io.*;import java.util.*;import java.net.URL;import java.net.MalformedURLException;import java.lang.reflect.InvocationTargetException;import net.jxta.pipe.*;import net.jxta.document.*;import net.jxta.exception.*;import net.jxta.peergroup.*;import net.jxta.protocol.PipeAdvertisement;import net.jxta.share.*;import net.jxta.share.client.*;/** * share Shell command - CMS extension to Shell * * share command is to share any kind of contents with * others in a peer group. Its an extension to shell commands * using Content Management Service. */public class ls extends ShellApp {    ShellEnv env;    ListRequestor request = null;    PipeAdvertisement destPipe = null;    String subStr = null;    private static String destPipeName = null;    private static ContentAdvertisement[] lsResults = null;    /**     *  {@inheritDoc}     **/    public int startApp (String[] args) {        env = getEnv();        // get the std group        ShellObject obj = env.get("stdgroup");        PeerGroup group = (PeerGroup)obj.getObject();        if (null == args || 0 == args.length) {            localContent(group);            return ShellApp.appNoError;        }        if (args.length > 0 && "-r".equals(args[0])) {            // show results of last remote ls            if (1 == args.length) {                remoteContent();                return ShellApp.appNoError;            }            // start a new remote ls            if (args.length > 1) {                subStr = args[1];            }            request = new ListRequestor(group, subStr);            request.activateRequest();        }        return ShellApp.appNoError;    }    /**     *  {@inheritDoc}     **/    public String getDescription() {        return "ls of content (file)";    }        /**     *  {@inheritDoc}     **/    public void help() {        println( "NAME" );        println( "     ls - " + getDescription() );        println( " " );        println( "SYNOPSIS" );        println( "     ls -r <substring>");        println( "<substring> is optional" );    }    static int localNumber = 0;    private void localContent(PeerGroup group) {        int i;        for (i = 0; i < localNumber; i++) {            env.remove("content"+i);        }        ContentManager contentManager = cms.getCMS(group).getContentManager();        Content[] content = contentManager.getContent();        if (content != null) {            for (i=0; i<content.length; i++) {                ContentAdvertisement cadv = content[i].getContentAdvertisement();                env.add("content"+i,new ShellObject("stored local content advertisement",                     cadv));                println("content"+i+": "+cadv.getName());            }            localNumber = i;        }    }      static int remoteNumber = 0;    private void remoteContent() {        int i;        for (i = 0; i < remoteNumber; i++) {            env.remove(destPipeName+"#content"+i);        }        if (lsResults != null) {            for (i=0; i<lsResults.length; i++) {                env.add(destPipeName+"#content"+i,new ShellObject("stored remote content advertisement",                     lsResults[i]));                println(destPipeName+"#content"+i+": "+lsResults[i].getName());            }            remoteNumber = i;        }    }    class ListRequestor extends ListContentRequest {        public ListRequestor(PeerGroup group, String inSubStr) {            super(group, inSubStr);        }        public void notifyDone() {            System.out.println("Requestor done");            lsResults = this.getResults();        }    }}