Package org.jbpm.process.instance.context.variable

Examples of org.jbpm.process.instance.context.variable.VariableScopeInstance

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        .addProcessInstance( processInstance );

        // set variable default values
        // TODO: should be part of processInstanceImpl?
        VariableScope variableScope = (VariableScope) ((ContextContainer) process).getDefaultContext( VariableScope.VARIABLE_SCOPE );
        VariableScopeInstance variableScopeInstance = (VariableScopeInstance) processInstance.getContextInstance( VariableScope.VARIABLE_SCOPE );
        // set input parameters
        if ( parameters != null ) {
            if ( variableScope != null ) {
                for ( Map.Entry<String, Object> entry : parameters.entrySet() ) {
                    variableScopeInstance.setVariable( entry.getKey(),
                                                       entry.getValue() );
                }
            } else {
                throw new IllegalArgumentException( "This process does not support parameters!" );
            }
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    protected Object getFaultData() {
      Object value = null;
      String faultVariable = getFaultNode().getFaultVariable();
      if (faultVariable != null) {
        VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
              resolveContextInstance(VariableScope.VARIABLE_SCOPE, faultVariable);
            if (variableScopeInstance != null) {
                value = variableScopeInstance.getVariable(faultVariable);
            } else {
                System.err.println("Could not find variable scope for variable " + faultVariable);
                System.err.println("when trying to execute fault node " + getFaultNode().getName());
                System.err.println("Continuing without setting value.");
            }
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        }
        Map<String, Object> parameters = new HashMap<String, Object>();
        for (Iterator<DataAssociation> iterator =  getSubProcessNode().getInAssociations().iterator(); iterator.hasNext(); ) {
          DataAssociation mapping = iterator.next();
          Object parameterValue = null;
            VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
                resolveContextInstance(VariableScope.VARIABLE_SCOPE, mapping.getSources().get(0));
            if (variableScopeInstance != null) {
                parameterValue = variableScopeInstance.getVariable(mapping.getSources().get(0));
            } else {
              try {
                parameterValue = MVEL.eval(mapping.getSources().get(0), new NodeInstanceResolverFactory(this));
              } catch (Throwable t) {
                System.err.println("Could not find variable scope for variable " + mapping.getSources().get(0));
                    System.err.println("when trying to execute SubProcess node " + getSubProcessNode().getName());
                    System.err.println("Continuing without setting parameter.");
              }
            }
            if (parameterValue != null) {
              parameters.put(mapping.getTarget(),parameterValue);
            }
        }
        String processId = getSubProcessNode().getProcessId();
        // resolve processId if necessary
        Map<String, String> replacements = new HashMap<String, String>();
    Matcher matcher = PARAMETER_MATCHER.matcher(processId);
        while (matcher.find()) {
          String paramName = matcher.group(1);
          if (replacements.get(paramName) == null) {
              VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
                  resolveContextInstance(VariableScope.VARIABLE_SCOPE, paramName);
                if (variableScopeInstance != null) {
                    Object variableValue = variableScopeInstance.getVariable(paramName);
                  String variableValueString = variableValue == null ? "" : variableValue.toString();
                  replacements.put(paramName, variableValueString);
                } else {
                  try {
                    Object variableValue = MVEL.eval(paramName, new NodeInstanceResolverFactory(this));
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        handleOutMappings(processInstance);
        triggerCompleted();
    }
   
    private void handleOutMappings(ProcessInstance processInstance) {
        VariableScopeInstance subProcessVariableScopeInstance = (VariableScopeInstance)
          processInstance.getContextInstance(VariableScope.VARIABLE_SCOPE);
      for (Iterator<org.jbpm.workflow.core.node.DataAssociation> iterator= getSubProcessNode().getOutAssociations().iterator(); iterator.hasNext(); ) {
        org.jbpm.workflow.core.node.DataAssociation mapping = iterator.next();
          VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
              resolveContextInstance(VariableScope.VARIABLE_SCOPE, mapping.getTarget());
          if (variableScopeInstance != null) {
            Object value = subProcessVariableScopeInstance.getVariable(mapping.getSources().get(0));
            if (value == null) {
              try {
                  value = MVEL.eval(mapping.getSources().get(0), new VariableScopeResolverFactory(subProcessVariableScopeInstance));
                } catch (Throwable t) {
                  // do nothing
                }
            }
              variableScopeInstance.setVariable(mapping.getTarget(), value);
          } else {
              System.err.println("Could not find variable scope for variable " + mapping.getTarget());
              System.err.println("when trying to complete SubProcess node " + getSubProcessNode().getName());
              System.err.println("Continuing without setting variable.");
          }
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        Map<String, String> replacements = new HashMap<String, String>();
        Matcher matcher = PARAMETER_MATCHER.matcher(s);
            while (matcher.find()) {
              String paramName = matcher.group(1);
              if (replacements.get(paramName) == null) {
                  VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
                      resolveContextInstance(VariableScope.VARIABLE_SCOPE, paramName);
                    if (variableScopeInstance != null) {
                        Object variableValue = variableScopeInstance.getVariable(paramName);
                      String variableValueString = variableValue == null ? "" : variableValue.toString();
                      replacements.put(paramName, variableValueString);
                    } else {
                      try {
                        Object variableValue = MVEL.eval(paramName, new NodeInstanceResolverFactory(this));
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   * @param variables
   */
  public void setProcessInstanceVariables(String processInstanceId, Map<String, Object> variables) {
    ProcessInstance processInstance = ksession.getProcessInstance(new Long(processInstanceId));
    if (processInstance != null) {
      VariableScopeInstance variableScope = (VariableScopeInstance)
        ((org.jbpm.process.instance.ProcessInstance) processInstance)
          .getContextInstance(VariableScope.VARIABLE_SCOPE);
      if (variableScope == null) {
        throw new IllegalArgumentException(
          "Could not find variable scope for process instance " + processInstanceId);
      }
      for (Map.Entry<String, Object> entry: variables.entrySet()) {
        variableScope.setVariable(entry.getKey(), entry.getValue());
      }
    } else {
      throw new IllegalArgumentException("Could not find process instance " + processInstanceId);
    }
  }
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Related Classes of org.jbpm.process.instance.context.variable.VariableScopeInstance

  • org.drools.event.ProcessEventSupport
  • org.jbpm.integration.console.CommandDelegate
  • org.jbpm.integrationtests.ProcessMarshallingTest
  • org.jbpm.integrationtests.ProcessMilestoneTest$ProcessUtils
  • org.jbpm.integrationtests.ProcessSplitTest$ProcessUtils
  • org.jbpm.integrationtests.ProcessSubProcessTest
  • org.jbpm.marshalling.impl.AbstractProcessInstanceMarshaller
  • org.jbpm.process.instance.AbstractProcessInstanceFactory
  • org.jbpm.workflow.instance.impl.NodeInstanceImpl
  • org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl
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