Package org.drools.command

Examples of org.drools.command.Command


   
    /**
     * build json query command and send it to drools
     */
    private QueryResults query(String queryName, Object[] args) {
        Command command = CommandFactory.newQuery("persons", queryName, args);
        String queryStr = template.requestBody("direct:marshall", command, String.class);

        String json = template.requestBody("direct:test-session", queryStr, String.class);
        ExecutionResults res = (ExecutionResults) template.requestBody("direct:unmarshall", json);
        return (QueryResults) res.getValue("persons");
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                    reader.moveUp();
                }
                reader.moveUp();
            }

            Command cmd;
            if ( processInstanceId != null ) {
                cmd = CommandFactory.newSignalEvent( Long.parseLong( processInstanceId ),
                                                     eventType,
                                                     event );
            } else {
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        KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
        kbase.addKnowledgePackages( kbuilder.getKnowledgePackages() );
       
        StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
       
        Command insertCmd = CommandFactory.newInsert( stilton, "outStilton" );
        Command fireCmd = CommandFactory.newFireAllRules();
       
        Command cmds = CommandFactory.newBatchExecution( Arrays.asList( new Command[] { insertCmd,fireCmd} ) );
       
        ExecutionResults result = (ExecutionResults) ksession.execute( cmds );
        stilton = ( Cheese ) result.getValue( "outStilton" );
        assertEquals( 30,
                      stilton.getPrice() );
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        List list1 = new ArrayList();
        List list2 = new ArrayList();
        List list3 = new ArrayList();
       
        StatelessKnowledgeSession ksession = getSession2( ResourceFactory.newByteArrayResource( str.getBytes() ) );
        Command setGlobal1 = CommandFactory.newSetGlobal( "list1", list1 );
        Command setGlobal2 = CommandFactory.newSetGlobal( "list2", list2, true );
        Command setGlobal3 = CommandFactory.newSetGlobal( "list3", list3, "outList3" );
        Command insert = CommandFactory.newInsert( stilton  );
       
        List cmds = new ArrayList();
        cmds.add( setGlobal1 );
        cmds.add( setGlobal2 );
        cmds.add( setGlobal3 );
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    }

    public void process(Exchange exchange) throws Exception {

        try {
            Command cmd = null;
//            if ( de.dataFormat != null ) {
//                String str = exchange.getIn().getBody( String.class );
//                ByteArrayInputStream bais = new ByteArrayInputStream( str.getBytes() );
//                cmd = (Command) de.dataFormat.unmarshal( exchange,
//                                                         bais );
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                                UnmarshallingContext context) {
            reader.moveDown();
            FactHandle factHandle = new DefaultFactHandle( reader.getValue() );
            reader.moveUp();

            Command cmd = CommandFactory.newRetract( factHandle );

            return cmd;
        }
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                setters.add( setter );

                reader.moveUp();
            }

            Command cmd = CommandFactory.newModify( factHandle,
                                                    setters );
            return cmd;
        }
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      Object event = readItem( reader,
                               context,
                               null );
      reader.moveUp();

      Command cmd;
      if ( processInstanceId != null ) {
          cmd = CommandFactory.newSignalEvent( Long.parseLong( processInstanceId ),
                                               eventType,
                                               event );
      } else {
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          results.put( identifier,
                       value );
          reader.moveUp();
      }

      Command cmd = CommandFactory.newCompleteWorkItem( Long.parseLong( id ),
                                                        results );

      return cmd;
  }
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  }

  public Object unmarshal(HierarchicalStreamReader reader,
                          UnmarshallingContext context) {
      String id = reader.getAttribute( "id" );
      Command cmd = CommandFactory.newAbortWorkItem( Long.parseLong( id ) );

      return cmd;
  }
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