Package org.jbpm.workflow.core.node

Examples of org.jbpm.workflow.core.node.DataAssociation

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          String from = ssubNode.getTextContent();
          String to = ssubNode.getNextSibling().getTextContent();
          assignments.add(new Assignment("XPath", from, to));
            subNode = subNode.getNextSibling();
        }
        workItemNode.addInAssociation(new DataAssociation(
            source,
            dataInputs.get(target), assignments, null));
    } else {
      // targetRef
      String to = subNode.getTextContent();
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      String from = ssubNode.getTextContent();
      String to = ssubNode.getNextSibling().getTextContent();
      assignments.add(new Assignment("XPath", from, to));
        subNode = subNode.getNextSibling();
    }
    workItemNode.addOutAssociation(new DataAssociation(dataOutputs.get(source), target, assignments, null));
    }
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        workItem = new WorkItemImpl();
        ((WorkItem) workItem).setName(work.getName());
        ((WorkItem) workItem).setProcessInstanceId(getProcessInstance().getId());
        ((WorkItem) workItem).setParameters(new HashMap<String, Object>(work.getParameters()));
        for (Iterator<DataAssociation> iterator = workItemNode.getInAssociations().iterator(); iterator.hasNext(); ) {
            DataAssociation association = iterator.next();
            if (association.getAssignments() == null || association.getAssignments().isEmpty()) {
                Object parameterValue = null;
                VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
                resolveContextInstance(VariableScope.VARIABLE_SCOPE, association.getSources().get(0));
                if (variableScopeInstance != null) {
                    parameterValue = variableScopeInstance.getVariable(association.getSources().get(0));
                } else {
                    try {
                        parameterValue = MVEL.eval(association.getSources().get(0), new NodeInstanceResolverFactory(this));
                    } catch (Throwable t) {
                        System.err.println("Could not find variable scope for variable " + association.getSources().get(0));
                        System.err.println("when trying to execute Work Item " + work.getName());
                        System.err.println("Continuing without setting parameter.");
                    }
                }
                if (parameterValue != null) {
                    ((WorkItem) workItem).setParameter(association.getTarget(), parameterValue);
                }
            } else {
                for(Iterator<Assignment> it = association.getAssignments().iterator(); it.hasNext(); ) {
                    handleAssignment(it.next());
                }
            }
        }
       
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    public void triggerCompleted(WorkItem workItem) {
        this.workItem = workItem;
        WorkItemNode workItemNode = getWorkItemNode();
        if (workItemNode != null) {
            for (Iterator<DataAssociation> iterator = getWorkItemNode().getOutAssociations().iterator(); iterator.hasNext(); ) {
                DataAssociation association = iterator.next();
                if (association.getAssignments() == null || association.getAssignments().isEmpty()) {
                    VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
                    resolveContextInstance(VariableScope.VARIABLE_SCOPE, association.getTarget());
                    if (variableScopeInstance != null) {
                        Object value = workItem.getResult(association.getSources().get(0));
                        if (value == null) {
                            try {
                                value = MVEL.eval(association.getSources().get(0), new WorkItemResolverFactory(workItem));
                            } catch (Throwable t) {
                                // do nothing
                            }
                        }
                        variableScopeInstance.setVariable(association.getTarget(), value);
                    } else {
                        System.out.println("Could not find variable scope for variable " + association.getTarget());
                        System.out.println("when trying to complete Work Item " + workItem.getName());
                        System.out.println("Continuing without setting variable.");
                    }

                } else {
                    try {
                        for (Iterator<Assignment> it = association.getAssignments().iterator(); it.hasNext(); ) {
                            handleAssignment(it.next());
                        }
                    } catch (Exception e) {
                        throw new RuntimeException(e);
                    }
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            throw new IllegalArgumentException(
                "A SubProcess node only accepts default incoming connections!");
        }
        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>();
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Related Classes of org.jbpm.workflow.core.node.DataAssociation

  • org.jbpm.bpmn2.xml.TaskHandler
  • org.jbpm.workflow.instance.node.SubProcessNodeInstance
  • org.jbpm.workflow.instance.node.WorkItemNodeInstance
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