Metacat

 /**

   * unRegister a an XML file (data file) from the database (actually, 

   * just make it a revision in the xml_revisions table and delete it

   * from xml_documents table). 

   *

   * @param docid the ID of the document to be deleted from the database

   */

  public static void unRegisterDocument( Connection conn, String accnum,

                                 String user, String[] groups )

                throws Exception 

  {

    // NEW - WHEN CLIENT ALWAYS PROVIDE ACCESSION NUMBER INCLUDING REV IN IT

    AccessionNumber ac = new AccessionNumber(conn, accnum, "DELETE");

    String docid = ac.getDocid();

    String rev = ac.getRev();

    // check for 'write' permission for 'user' to delete this document

    if ( !hasPermission(conn, user, groups, docid) ) {

      throw new Exception("User " + user + 

              " does not have permission to delete XML Document #" + accnum);

    }

    conn.setAutoCommit(false);

    // Copy the record to the xml_revisions table

    DocumentImpl.archiveDocRevision( conn, docid, user );

    // Now delete it from the xml_documents table

    Statement stmt = conn.createStatement();

    //stmt.execute("DELETE FROM xml_access WHERE docid = '" + docid + "'");

    stmt.execute("DELETE FROM xml_documents WHERE docid = '" + docid + "'");

    stmt.close();

    conn.commit();

    conn.setAutoCommit(true);

  }

        //ture mean it is xml document

        ForceReplicationHandler frh = new ForceReplicationHandler(accnum, true);

      //true mean it is xml document

      ForceReplicationHandler frh = new ForceReplicationHandler

                                                         (accnum, action, true);