Package org.apache.slide.projector

Examples of org.apache.slide.projector.Processor

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        return resultDescriptor;
    }

    static ParameterDescriptor getParameterDescriptor(Map parameter, Context context) throws ProcessException {
        URI actionUri = (URIValue)parameter.get(ACTION);
        Processor action = ProcessorManager.getInstance().getProcessor(actionUri);
        String parameterName = parameter.get(PARAMETER).toString();
        ParameterDescriptor parameterDescriptor = ProcessorHelper.getParameterDescriptor(action, parameterName);
        if ( parameterDescriptor == null ) throw new ProcessException(new ErrorMessage("control/actionParameterNotFound", new Object[] { parameterName, actionUri }));
        return parameterDescriptor;
    }
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      super();
    }

    public Result process(Map parameter, Context context) throws Exception {
        URI actionUri = (URIValue)parameter.get(Control.ACTION);
        Processor action = ProcessorManager.getInstance().getProcessor(actionUri);
        Locale locale = ((LocaleValue)parameter.get(LOCALE)).getLocale();
        ParameterDescriptor []actionParameterDescriptors = action.getParameterDescriptors();
        StringBuffer buffer = new StringBuffer();
        List controlDescriptors = new ArrayList();
        // Collect controls to compose...
        for (int i = 0; i < actionParameterDescriptors.length; i++) {
          String parameterName = actionParameterDescriptors[i].getName();
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            }
            controlParameters.put(Control.STATE, controlState);
            controlParameters.put(Control.VALUE, controlValue);
            Result controlResult = control.process(controlParameters, context);
            if ( controlContainerUri != NullValue.NULL ) {
              Processor controlContainer = ProcessorManager.getInstance().getProcessor((URI)controlContainerUri);
              Map controlContainerParameters = new HashMap();
              controlContainerParameters.putAll(parameter);
              if ( hasErrors(informations, parameterName) ) {
                explodeInformations(controlContainerParameters, informations, parameterName, locale);
              }
              controlContainerParameters.put(Control.STATE, controlState);
              controlContainerParameters.put(CONTROL, controlResult.getResultEntries().get(OUTPUT));
              controlContainerParameters.put(TITLE, description.getTitle(locale, parameterName ));
              try {
                controlContainerParameters.put(TEXT, description.getText(locale));
                controlContainerParameters.put(PROMPT, description.getPrompt(locale));
              } catch ( MessageNotFoundException exception ) {
                controlContainerParameters.put(TEXT, NO_PARAMETER_MESSAGE_AVAILABLE.getText(locale, "&nbsp;"));
                controlContainerParameters.put(PROMPT, NO_PARAMETER_MESSAGE_AVAILABLE.getPrompt(locale, "&nbsp;"));
              }
              try {
                ProcessorManager.prepareValues(controlContainer.getParameterDescriptors(), controlContainerParameters, context);
              } catch ( ValidationException exception ) {
                throw new ValidationException(new ErrorMessage("controlComposer/controlContainerParameterInvalid", new Object[] { controlContainerUri }), exception);
              }
              Result controlContainerResult = controlContainer.process(controlContainerParameters, context);
              generatedControls.add(new MapValue(controlName, (Value)controlContainerResult.getResultEntries().get(OUTPUT)));
            } else {
              generatedControls.add(new MapValue(controlName, (Value)controlResult.getResultEntries().get(OUTPUT)));
            }
            if ( controlState == Control.OPTIONAL_INVALID_CONTROL || controlState == Control.REQUIRED_INVALID_CONTROL  ) {
              state = INVALID_STATE;
            } else if ( state == DEFAULT_STATE && ( controlState == Control.OPTIONAL_VALID_CONTROL || controlState == Control.REQUIRED_VALID_CONTROL ) ) {
              state = VALID_STATE;
            }
        }
        Result composerResult = new Result(state, GENERATED_CONTROLS, new ArrayValue((Value [])generatedControls.toArray(new Value[generatedControls.size()])));
    List generatedTriggers = new ArrayList();
    for (int i = 0; i < triggerDescriptions.length; i++ ) {
          Map triggerParameters = ((MapValue)triggerDescriptions[i]).getMap();
          String triggerName = triggerParameters.get(TRIGGER_NAME).toString();
          Value involvedTriggerParameters = (Value)triggerParameters.get(Trigger.INVOLVED_PARAMETERS);
          if ( involvedTriggerParameters == NullValue.NULL ) {
            involvedTriggerParameters = new ArrayValue((StringValue[])involvedParameters.toArray(new StringValue[involvedParameters.size()]));
          }
          triggerParameters.put(Trigger.INVOLVED_PARAMETERS, involvedTriggerParameters);
          URI triggerUri = (URI)triggerParameters.get(TRIGGER);
          Trigger trigger = (Trigger)ProcessorManager.getInstance().getProcessor(triggerUri);
          Value triggerActionUri = (Value)triggerParameters.get(Trigger.ACTION);
          if ( triggerActionUri == NullValue.NULL ) triggerActionUri = actionUri;
           triggerParameters.put(Trigger.ACTION, triggerActionUri);
          try {
            ProcessorManager.prepareValues(trigger.getParameterDescriptors(), triggerParameters, context);
          } catch ( ValidationException exception ) {
            throw new ValidationException(new ErrorMessage("controlComposer/triggerParameterInvalid", new Object[] { triggerUri }), exception);
          }
            Value triggerContainerUri = (Value)triggerParameters.get(TRIGGER_CONTAINER);
            Result triggerResult = trigger.process(triggerParameters, context);
            if ( triggerContainerUri != NullValue.NULL ) {
              Processor triggerContainer = ProcessorManager.getInstance().getProcessor((URI)triggerContainerUri);
              Map triggerContainerParameters = new HashMap();
              triggerContainerParameters.putAll(parameter);
              triggerContainerParameters.put(TRIGGER, triggerResult.getResultEntries().get(OUTPUT));
              try {
                ProcessorManager.prepareValues(triggerContainer.getParameterDescriptors(), triggerContainerParameters, context);
              } catch ( ValidationException exception ) {
                throw new ValidationException(new ErrorMessage("controlComposer/triggerContainerParameterInvalid", new Object[] { triggerContainerUri }), exception);
              }
              Result triggerContainerResult = triggerContainer.process(triggerContainerParameters, context);
              generatedTriggers.add(new MapValue(triggerName, (Value)triggerContainerResult.getResultEntries().get(OUTPUT)));
            } else {
              generatedTriggers.add(new MapValue(triggerName, (Value)triggerResult.getResultEntries().get(OUTPUT)));
            }
        }
        composerResult.addResultEntry(GENERATED_TRIGGERS, new ArrayValue((Value [])generatedTriggers.toArray(new Value[generatedTriggers.size()])));
        if ( errorsProcessorUri instanceof URI ) {
          Processor errorsTable = ProcessorManager.getInstance().getProcessor((URI)errorsProcessorUri);
          List errorList = new ArrayList();
          for ( Iterator i = context.getInformations().iterator(); i.hasNext(); ) {
            Information info = (Information)i.next();
            Map errors = new HashMap();
            explodeInformation(errors, info, locale );
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        map.put(ControlComposer.VALIDATE, new BooleanValue(validate));
      map.put(Process.STEP, new StringValue(targetStep));
      map.putAll(parameter);
      if ( validate ) {
        // 2. Validate parameters
        Processor processor = ProcessorManager.getInstance().getProcessor(actionURI);
        try {
          // Validate only given parameters to enable wizard like forms
          ParameterDescriptor[] parameterDescriptors = processor.getParameterDescriptors();
              for ( int i = 0; i < parameterDescriptors.length; i++ ) {
                String parameterName = parameterDescriptors[i].getName();
                  if ( involvedParamters.contains(parameterName) ) {
                    map.put(parameterName, ProcessorManager.prepareValue(parameterDescriptors[i], parameter.get(parameterName), context));
                  }
              }
              if ( wizard ) {
                  // Don't validate target step form
                map.put(ControlComposer.VALIDATE, BooleanValue.FALSE);
              }
          } catch ( ValidationException exception ) {
            // 3. Go back to form step if validation failes
          map.put(Process.STEP, new StringValue(lastStep));
        }
      }
      // 4. Launch target step if validation is successfull
    Processor formProcess = ProcessorManager.getInstance().getProcessor(new URIValue(domain));
        map.remove(RESULT);
        Result formResult = formProcess.process(parameter,  context);
        map.put(RESULT, formResult);
    Processor bookmark = ProcessorManager.getInstance().getProcessor(context.getBookmark());
        return bookmark.process(parameter,  context);
    }
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        step = FORM_STEP;
      } else {
        step = stepResource.toString();
      }
    context.setStep(step);
    Processor formProcessor = ProcessorManager.getInstance().getProcessor(FORM_PROCESSOR);
        Processor resultRenderer = ProcessorManager.getInstance().getProcessor(RESULT_RENDERER);
        Processor processor = ProcessorManager.getInstance().getProcessor((URI)uri);
      parameter.put(Control.ACTION, uri);
        parameter.put(ControlComposer.LOCALE, ProcessorManager.getInstance().process(ProcessorManager.LOCALE_RESOLVER, context.getStore(Store.REQUEST_HEADER).get("accept-language"), context));
        parameter.put(FormGenerator.TARGET_STEP, PROCESS_STEP);
        Result result = null;
        if ( step.equals(FORM_STEP) ) {
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    do {
      logger.log(Level.FINE, "Processing "+processorUri+", step=" + nextStep);
      context.setStep(nextStep);          // Remember current step in context
      step = (Step)steps.get(nextStep);
      if (step == null) throw new ProcessException(new ErrorMessage("stepNotFound", new String[]{nextStep}));
      Processor processor = ProcessorManager.getInstance().getProcessor(step.getProcessorURI());
      try {
        Map processorParameters = loadParameters(step, processor, context);
        if ( processor instanceof EnvironmentConsumer ) {
          checkRequirements((EnvironmentConsumer)processor, context);
        }
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        logger.log(Level.SEVERE, "Requested URI for processor=" + processor + " not found!");
        throw new ProcessException(new ErrorMessage("processorNotFound", new Object[] {processor.toString()}));
    }

    public Result process(URI processorUri, Map parameters, Context context) throws Exception {
        Processor  processor = getProcessor(processorUri);
        return process(processor, parameters, context);
    }
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    public Value process(URI simpleProcessorUri, Object input, Context context) throws Exception {
        return process(simpleProcessorUri, input, null, context);
    }

    public Value process(URI simpleProcessorUri, Object input, String resultKey, Context context) throws Exception {
        Processor  processor = getProcessor(simpleProcessorUri);
        ParameterDescriptor[] parameterDescriptors = processor.getParameterDescriptors();
        if ( parameterDescriptors.length > 1 && countRequiredParameters(parameterDescriptors) > 1 ) {
            throw new ProcessException(new ErrorMessage("valueProcessorNeedsTooManyParametersException"));
        }
        if ( resultKey  == null ) {
            ResultDescriptor resultDescriptor = processor.getResultDescriptor();
            if ( resultDescriptor.getResultEntryDescriptors().length == 0 ) {
                throw new ProcessException(new ErrorMessage("parameterProcessingException", new String[] { simpleProcessorUri.toString() }));
            } else {
                resultKey = resultDescriptor.getResultEntryDescriptors()[0].getName();
            }
        }
        if ( input == null && parameterDescriptors.length == 1 && parameterDescriptors[0].isRequired()) {
            throw new ProcessException(new ErrorMessage("requiredParameterMissing", new String[]{parameterDescriptors[0].getName()}));
        } else if ( input == null && parameterDescriptors.length > 1 ) {
            ParameterDescriptor requiredParameter = getRequiredParameter(parameterDescriptors);
            if ( requiredParameter != null ) throw new ProcessException(new ErrorMessage("requiredParameterMissing", new String[]{ requiredParameter.getName()}));
        } else {
            try {
                // check for SimpleProcessor to avoid HashMap creation
                if ( processor instanceof EnvironmentConsumer ) {
                    Process.checkRequirements((EnvironmentConsumer)processor, context);
                }
                if ( processor instanceof SimpleProcessor ) {
                    Value preparedValue = prepareValue(parameterDescriptors[0], input, context);
                    input = ((SimpleProcessor)processor).process(preparedValue, context);
                } else {
                    Map parameters = new HashMap();
                    if ( parameterDescriptors.length == 1 ) {
                        parameters.put(parameterDescriptors[0].getName(), prepareValue(parameterDescriptors[0], input, context));
                    } else {
                      for ( int i = 0; i < parameterDescriptors.length; i++ ) {
                            if ( parameterDescriptors[i].isRequired() ) {
                                parameters.put(parameterDescriptors[i].getName(), prepareValue(parameterDescriptors[i], input, context));
                            } else {
                                parameters.put(parameterDescriptors[i].getName(), parameterDescriptors[i].getDefaultValue());
                            }
                        }
                     
                    }
                    Result processorResult = processor.process(parameters, context);
                    input = processorResult.getResultEntries().get(resultKey);
                }
            } catch ( Exception exception ) {
                throw new ProcessException(new ErrorMessage("parameterProcessingException", new String[] { simpleProcessorUri.toString(), exception.getMessage() }), exception);
            }
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                String descriptionKey = attributes.getValue("description");
                String smallIcon = attributes.getValue("small-icon");
                String largeIcon = attributes.getValue("large-icon");
                String clazz = attributes.getValue("class");
                String bookmark = attributes.getValue("bookmark");
                Processor processor = (Processor)processorMap.get(uri);
                ProcessorDescriptor processorDescriptor = (ProcessorDescriptor)processorDescriptors.get(uri);
                try {
                  if ( processor == null ) {
                    processor = (Processor)processorClassLoader.loadClass(clazz).getConstructor(new Class[0]).newInstance(new Object[0]);
                    added = true;
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    }

    class ConfigurationListener implements Subscriber {
      public void notify(String uri, Map information) {
        URI processorUri = new URIValue(uri);
        Processor processor = (Processor)configuredProcessors.get(processorUri);
        logger.log(Level.FINE, "Reloading processor with configuration URI='"+uri+"'");
        try {
          StreamableValue config = (StreamableValue)Projector.getRepository().getResource(processorUri, Projector.getCredentials());
          ((ConfigurableProcessor)processor).configure(config);
        } catch ( IOException e ) {
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Related Classes of org.apache.slide.projector.Processor

  • org.apache.slide.projector.engine.ProcessorManager
  • org.apache.slide.projector.engine.ProcessorManager$ConfigurationHandler
  • org.apache.slide.projector.engine.ProcessorManager$ConfigurationListener
  • org.apache.slide.projector.engine.ProcessServlet
  • org.apache.slide.projector.engine.Scheduler
  • org.apache.slide.projector.processor.core.Thread
  • org.apache.slide.projector.processor.form.Control
  • org.apache.slide.projector.processor.form.ControlComposer
  • org.apache.slide.projector.processor.form.FormGenerator
  • org.apache.slide.projector.processor.form.FormHandler
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