/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 *  The Contents of this file are made available subject to the terms of
 *  the BSD license.
 *
 *  Copyright 2000, 2010 Oracle and/or its affiliates.
 *  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.
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 *     documentation and/or other materials provided with the distribution.
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 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
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 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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/**
 * Deleting a resource
 */
public class ResourceRemover {

    /**
     * Member properties
     */
    private  Helper   m_helper;
    private  String   m_contenturl    = "";
    private  com.sun.star.ucb.XContent m_content;

    /**
     * Constructor.
     *
     *@param      args   This constructor requires the arguments:
     *                          -url=...     (optional)
     *                          -workdir=... (optional)
     *                       See Help (method printCmdLineUsage()).
     *                       Without the arguments a new connection to a
     *                       running office cannot created.
     */
    public ResourceRemover( String args[] ) throws java.lang.Exception {

        // Parse arguments
        parseArguments( args );

        // Init
        m_helper       = new Helper( getContentURL() );

        // Create UCB content
        m_content      = m_helper.createUCBContent();
    }

    /**
     *  Delete resource.
     *
     *@return true if resource successfully deleted, false otherwise
     */
    public boolean deleteResource()
        throws com.sun.star.ucb.CommandAbortedException, com.sun.star.uno.Exception {

        boolean result = false;
        if ( m_content != null ) {


            // Destroy a resource physically...


            Boolean deletePhysically = Boolean.TRUE;

            // Execute command "delete".
            m_helper.executeCommand( m_content, "delete", deletePhysically );
            result = true;
        }
        return result;
    }

    /**
     *  Get connect URL.
     *
     *@return   String    That contains the connect URL
     */
    public String getContentURL() {
        return m_contenturl;
    }

    /**
     * Parse arguments
     */
    public void parseArguments( String[] args ) throws java.lang.Exception {

        String workdir = "";

        for ( int i = 0; i < args.length; i++ ) {
            if ( args[i].startsWith( "-url=" )) {
                m_contenturl    = args[i].substring( 5 );
            } else if ( args[i].startsWith( "-workdir=" )) {
                workdir = args[i].substring( 9 );
            } else if ( args[i].startsWith( "-help" ) ||
                        args[i].startsWith( "-?" )) {
                printCmdLineUsage();
                System.exit( 0 );
            }
         }

        if ( m_contenturl == null || m_contenturl.equals( "" )) {
            m_contenturl = Helper.createTargetDataFile( workdir );
        }
    }

    /**
     * Print the commands options
     */
    public void printCmdLineUsage() {
        System.out.println(
            "Usage   : ResourceRemover -url=... -workdir=..." );
        System.out.println(
            "Defaults: -url=<workdir>/resource-<uniquepostfix> -workdir=<currentdir>" );
        System.out.println(
            "\nExample  : -url=file:///temp/MyFile.txt \n" );
    }

    /**
     *  Create a new connection with the specific args to a running office and
     *  delete a resource.
     */
    public static void main ( String args[] ) {

        System.out.println( "\n" );
        System.out.println(
            "-----------------------------------------------------------------" );
        System.out.println(
            "ResourceRemover - destroys a resource." );
        System.out.println(
            "-----------------------------------------------------------------" );

        try {
            ResourceRemover delete = new ResourceRemover( args );
            boolean result = delete.deleteResource();
            String url = delete.getContentURL();
            if ( result )  {
                System.out.println(
                        "Delete of resource " + url + " succeeded." );
            } else  {
                System.out.println(
                        "Delete of resource " + url + " failed." );
            }
        } catch ( com.sun.star.ucb.CommandAbortedException e ) {
            System.out.println( "Error: " + e );
        } catch ( com.sun.star.uno.Exception e ) {
            System.out.println( "Error: " + e );
        } catch ( java.lang.Exception e ) {
            System.out.println( "Error: " + e );
        }
        System.exit( 0 );
    }
}

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