odk/examples/DevelopersGuide/UCB/ResourceRemover.java

   1 /* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  35
  36 /**
  37  * Deleting a resource
  38  */
  39 public class ResourceRemover {
  40
  41     /**
  42      * Member properties
  43      */
  44     private  Helper   m_helper;
  45     private  String   m_contenturl    = "";
  46     private  com.sun.star.ucb.XContent m_content;
  47
  48     /**
  49      * Constructor.
  50      *
  51      *@param      args   This constructor requires the arguments:
  52      *                          -url=...     (optional)
  53      *                          -workdir=... (optional)
  54      *                       See Help (method printCmdLineUsage()).
  55      *                       Without the arguments a new connection to a
  56      *                       running office cannot created.
  57      */
  58     public ResourceRemover( String args[] ) throws java.lang.Exception {
  59
  60         // Parse arguments
  61         parseArguments( args );
  62
  63         // Init
  64         m_helper       = new Helper( getContentURL() );
  65
  66         // Create UCB content
  67         m_content      = m_helper.createUCBContent();
  68     }
  69
  70     /**
  71      *  Delete resource.
  72      *
  73      *@return true if resource successfully deleted, false otherwise
  74      */
  75     public boolean deleteResource()
  76         throws com.sun.star.ucb.CommandAbortedException, com.sun.star.uno.Exception {
  77
  78         boolean result = false;
  79         if ( m_content != null ) {
  80
  81
  82             // Destroy a resource physically...
  83
  84
  85             Boolean deletePhysically = Boolean.TRUE;
  86
  87             // Execute command "delete".
  88             m_helper.executeCommand( m_content, "delete", deletePhysically );
  89             result = true;
  90         }
  91         return result;
  92     }
  93
  94     /**
  95      *  Get connect URL.
  96      *
  97      *@return   String    That contains the connect URL
  98      */
  99     public String getContentURL() {
 100         return m_contenturl;
 101     }
 102
 103     /**
 104      * Parse arguments
 105      */
 106     public void parseArguments( String[] args ) throws java.lang.Exception {
 107
 108         String workdir = "";
 109
 110         for ( int i = 0; i < args.length; i++ ) {
 111             if ( args[i].startsWith( "-url=" )) {
 112                 m_contenturl    = args[i].substring( 5 );
 113             } else if ( args[i].startsWith( "-workdir=" )) {
 114                 workdir = args[i].substring( 9 );
 115             } else if ( args[i].startsWith( "-help" ) ||
 116                         args[i].startsWith( "-?" )) {
 117                 printCmdLineUsage();
 118                 System.exit( 0 );
 119             }
 120          }
 121
 122         if ( m_contenturl == null || m_contenturl.equals( "" )) {
 123             m_contenturl = Helper.createTargetDataFile( workdir );
 124         }
 125     }
 126
 127     /**
 128      * Print the commands options
 129      */
 130     public void printCmdLineUsage() {
 131         System.out.println(
 132             "Usage   : ResourceRemover -url=... -workdir=..." );
 133         System.out.println(
 134             "Defaults: -url=<workdir>/resource-<uniquepostfix> -workdir=<currentdir>" );
 135         System.out.println(
 136             "\nExample  : -url=file:///temp/MyFile.txt \n" );
 137     }
 138
 139     /**
 140      *  Create a new connection with the specific args to a running office and
 141      *  delete a resource.
 142      */
 143     public static void main ( String args[] ) {
 144
 145         System.out.println( "\n" );
 146         System.out.println(
 147             "-----------------------------------------------------------------" );
 148         System.out.println(
 149             "ResourceRemover - destroys a resource." );
 150         System.out.println(
 151             "-----------------------------------------------------------------" );
 152
 153         try {
 154             ResourceRemover delete = new ResourceRemover( args );
 155             boolean result = delete.deleteResource();
 156             String url = delete.getContentURL();
 157             if ( result )  {
 158                 System.out.println(
 159                         "Delete of resource " + url + " succeeded." );
 160             } else  {
 161                 System.out.println(
 162                         "Delete of resource " + url + " failed." );
 163             }
 164         } catch ( com.sun.star.ucb.CommandAbortedException e ) {
 165             System.out.println( "Error: " + e );
 166         } catch ( com.sun.star.uno.Exception e ) {
 167             System.out.println( "Error: " + e );
 168         } catch ( java.lang.Exception e ) {
 169             System.out.println( "Error: " + e );
 170         }
 171         System.exit( 0 );
 172     }
 173 }
 174
 175 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */