Example usage for javax.xml.stream XMLStreamReader hasNext

List of usage examples for javax.xml.stream XMLStreamReader hasNext

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Introduction

In this page you can find the example usage for javax.xml.stream XMLStreamReader hasNext.

Prototype

public boolean hasNext() throws XMLStreamException;

Source Link

Document

Returns true if there are more parsing events and false if there are no more events.

Usage

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private StartEvent parseStartEvent(XMLStreamReader xtr) {
    StartEvent startEvent = null;/*from w  w  w . j a v a2 s .  co  m*/
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "formKey"))) {
        String[] formTypes = PreferencesUtil.getStringArray(Preferences.ALFRESCO_FORMTYPES_STARTEVENT);
        for (String form : formTypes) {
            if (form.equals(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "formKey"))) {
                startEvent = new AlfrescoStartEvent();
            }
        }
    }
    if (startEvent == null) {
        startEvent = new StartEvent();
    }

    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "initiator"))) {
        startEvent.setInitiator(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "initiator"));
    }

    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "formKey"))) {
        startEvent.setFormKey(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "formKey"));
    }
    boolean readyWithStartEvent = false;
    try {
        while (readyWithStartEvent == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "formProperty".equalsIgnoreCase(xtr.getLocalName())) {
                FormProperty property = new FormProperty();
                startEvent.getFormProperties().add(property);
                parseFormProperty(property, xtr);

            } else if (xtr.isStartElement() && "errorEventDefinition".equalsIgnoreCase(xtr.getLocalName())) {
                startEvent.getEventDefinitions().add(parseErrorEventDefinition(xtr));

            } else if (xtr.isStartElement() && "timerEventDefinition".equalsIgnoreCase(xtr.getLocalName())) {
                startEvent.getEventDefinitions().add(parseTimerEventDefinition(xtr));

            } else if (xtr.isEndElement() && "startEvent".equalsIgnoreCase(xtr.getLocalName())) {
                readyWithStartEvent = true;
            }
        }
    } catch (Exception e) {
    }
    return startEvent;
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private void parseFormProperty(FormProperty property, XMLStreamReader xtr) {
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "id"))) {
        property.setId(xtr.getAttributeValue(null, "id"));
    }/*from w ww . java 2  s.com*/
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "name"))) {
        property.setName(xtr.getAttributeValue(null, "name"));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "type"))) {
        property.setType(xtr.getAttributeValue(null, "type"));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "value"))) {
        property.setValue(xtr.getAttributeValue(null, "value"));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "variable"))) {
        property.setVariable(xtr.getAttributeValue(null, "variable"));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "expression"))) {
        property.setExpression(xtr.getAttributeValue(null, "expression"));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "default"))) {
        property.setDefaultExpression(xtr.getAttributeValue(null, "default"));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "datePattern"))) {
        property.setDatePattern(xtr.getAttributeValue(null, "datePattern"));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "required"))) {
        property.setRequired(Boolean.valueOf(xtr.getAttributeValue(null, "required")));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "readable"))) {
        property.setReadable(Boolean.valueOf(xtr.getAttributeValue(null, "readable")));
    }
    if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, "writable"))) {
        property.setWriteable(Boolean.valueOf(xtr.getAttributeValue(null, "writable")));
    }

    boolean readyWithFormProperty = false;
    try {
        while (readyWithFormProperty == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "value".equalsIgnoreCase(xtr.getLocalName())) {
                FormValue value = new FormValue();
                value.setId(xtr.getAttributeValue(null, "id"));
                value.setName(xtr.getAttributeValue(null, "name"));
                property.getFormValues().add(value);

            } else if (xtr.isEndElement() && "formProperty".equalsIgnoreCase(xtr.getLocalName())) {
                readyWithFormProperty = true;
            }
        }
    } catch (Exception e) {
    }
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private MultiInstanceLoopCharacteristics parseMultiInstanceDef(XMLStreamReader xtr) {
    MultiInstanceLoopCharacteristics multiInstanceDef = new MultiInstanceLoopCharacteristics();

    if (xtr.getAttributeValue(null, "isSequential") != null) {
        multiInstanceDef.setSequential(Boolean.valueOf(xtr.getAttributeValue(null, "isSequential")));
    }// w w w . ja  v a 2s  .c  o  m

    if (xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "collection") != null) {
        multiInstanceDef.setInputDataItem(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "collection"));
    }
    if (xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "elementVariable") != null) {
        multiInstanceDef
                .setElementVariable(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "elementVariable"));
    }

    boolean readyWithMultiInstance = false;
    try {
        while (readyWithMultiInstance == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "loopCardinality".equalsIgnoreCase(xtr.getLocalName())) {
                multiInstanceDef.setLoopCardinality(xtr.getElementText());

            } else if (xtr.isStartElement() && "loopDataInputRef".equalsIgnoreCase(xtr.getLocalName())) {
                multiInstanceDef.setInputDataItem(xtr.getElementText());

            } else if (xtr.isStartElement() && "inputDataItem".equalsIgnoreCase(xtr.getLocalName())) {
                if (xtr.getAttributeValue(null, "name") != null) {
                    multiInstanceDef.setElementVariable(xtr.getAttributeValue(null, "name"));
                }

            } else if (xtr.isStartElement() && "completionCondition".equalsIgnoreCase(xtr.getLocalName())) {
                multiInstanceDef.setCompletionCondition(xtr.getElementText());

            } else if (xtr.isEndElement()
                    && "multiInstanceLoopCharacteristics".equalsIgnoreCase(xtr.getLocalName())) {
                readyWithMultiInstance = true;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return multiInstanceDef;
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private EndEvent parseEndEvent(XMLStreamReader xtr) {
    EndEvent endEvent = new EndEvent();

    boolean readyWithEndEvent = false;
    try {/*from w  w w .ja  v a2s  .  co m*/
        while (readyWithEndEvent == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "errorEventDefinition".equalsIgnoreCase(xtr.getLocalName())) {
                endEvent.getEventDefinitions().add(parseErrorEventDefinition(xtr));

            } else if (xtr.isEndElement() && "endEvent".equalsIgnoreCase(xtr.getLocalName())) {
                readyWithEndEvent = true;
            }
        }
    } catch (Exception e) {
    }
    return endEvent;
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private TextAnnotation parseTextAnnotation(XMLStreamReader xtr) throws XMLStreamException {
    final TextAnnotation ta = new TextAnnotation();
    ta.setId(xtr.getAttributeValue(null, "id"));
    ta.setTextFormat(xtr.getAttributeValue(null, "textFormat"));
    while (xtr.hasNext()) {
        xtr.next();//from   w  ww  .  j a  v  a 2 s.co  m
        if (xtr.isStartElement() && "text".equalsIgnoreCase(xtr.getLocalName())) {
            ta.setText(xtr.getElementText());
            break;
        }
    }
    return ta;
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private static String parseSequenceFlowCondition(XMLStreamReader xtr, SequenceFlowModel sequenceFlow) {
    String condition = null;//from ww w .j av a 2s . c  om
    if (xtr.getAttributeValue(null, "name") != null && xtr.getAttributeValue(null, "name").contains("${")) {
        condition = xtr.getAttributeValue(null, "name");
    }
    boolean readyWithSequenceFlow = false;
    try {
        while (readyWithSequenceFlow == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "conditionExpression".equalsIgnoreCase(xtr.getLocalName())) {
                condition = xtr.getElementText();

            } else if (xtr.isStartElement() && "extensionElements".equalsIgnoreCase(xtr.getLocalName())) {
                sequenceFlow.listenerList.addAll(parseListeners(xtr));

            } else if (xtr.isEndElement() && "sequenceFlow".equalsIgnoreCase(xtr.getLocalName())) {
                readyWithSequenceFlow = true;
            }
        }
    } catch (Exception e) {
    }
    return condition;
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private UserTask parseUserTask(XMLStreamReader xtr) {
    UserTask userTask = null;/*from   www.ja  v a 2  s  .c o m*/
    if (xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "formKey") != null) {
        String[] formTypes = PreferencesUtil.getStringArray(Preferences.ALFRESCO_FORMTYPES_USERTASK);
        for (String form : formTypes) {
            if (form.equals(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "formKey"))) {
                userTask = new AlfrescoUserTask();
            }
        }
    }
    if (userTask == null) {
        userTask = new UserTask();
    }

    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "dueDate"))) {
        userTask.setDueDate(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "dueDate"));
    }

    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "assignee"))) {
        String assignee = xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "assignee");
        userTask.setAssignee(assignee);

    }

    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "candidateUsers"))) {
        String expression = xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "candidateUsers");
        String[] expressionList = null;
        if (expression.contains(";")) {
            expressionList = expression.split(";");
        } else {
            expressionList = new String[] { expression };
        }
        for (String user : expressionList) {
            userTask.getCandidateUsers().add(user);
        }

    }

    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "candidateGroups"))) {
        String expression = xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "candidateGroups");
        String[] expressionList = null;
        if (expression.contains(";")) {
            expressionList = expression.split(";");
        } else {
            expressionList = new String[] { expression };
        }
        for (String group : expressionList) {
            userTask.getCandidateGroups().add(group);
        }
    }

    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "formKey"))) {
        userTask.setFormKey(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "formKey"));
    }

    if (StringUtils.isNotEmpty(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "priority"))) {
        Integer priorityValue = null;
        try {
            priorityValue = Integer.valueOf(xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, "priority"));
        } catch (Exception e) {
        }
        userTask.setPriority(priorityValue);
    }

    boolean readyWithUserTask = false;
    try {
        String assignmentType = null;
        ActivitiListener listener = null;
        while (readyWithUserTask == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "humanPerformer".equalsIgnoreCase(xtr.getLocalName())) {
                assignmentType = "humanPerformer";

            } else if (xtr.isStartElement() && "potentialOwner".equalsIgnoreCase(xtr.getLocalName())) {
                assignmentType = "potentialOwner";

            } else if (xtr.isStartElement() && "formalExpression".equalsIgnoreCase(xtr.getLocalName())) {
                if ("potentialOwner".equals(assignmentType)) {
                    List<String> assignmentList = new ArrayList<String>();
                    String assignmentText = xtr.getElementText();
                    if (assignmentText.contains(",")) {
                        String[] assignmentArray = assignmentText.split(",");
                        assignmentList = Arrays.asList(assignmentArray);
                    } else {
                        assignmentList.add(assignmentText);
                    }
                    for (String assignmentValue : assignmentList) {
                        if (assignmentValue == null)
                            continue;
                        assignmentValue = assignmentValue.trim();
                        if (assignmentValue.length() == 0)
                            continue;

                        if (assignmentValue.trim().startsWith("user(")) {
                            userTask.getCandidateUsers().add(assignmentValue);

                        } else {
                            userTask.getCandidateGroups().add(assignmentValue);
                        }
                    }

                } else {
                    userTask.setAssignee(xtr.getElementText());
                }

            } else if (xtr.isStartElement() && ("taskListener".equalsIgnoreCase(xtr.getLocalName()))) {

                if (xtr.getAttributeValue(null, "class") != null
                        && "org.alfresco.repo.workflow.activiti.listener.ScriptExecutionListener"
                                .equals(xtr.getAttributeValue(null, "class"))
                        || "org.alfresco.repo.workflow.activiti.tasklistener.ScriptTaskListener"
                                .equals(xtr.getAttributeValue(null, "class"))) {

                    listener = new ActivitiListener();
                    listener.setEvent(xtr.getAttributeValue(null, "event"));
                    listener.setImplementationType(ALFRESCO_TYPE);
                    boolean readyWithAlfrescoType = false;
                    while (readyWithAlfrescoType == false && xtr.hasNext()) {
                        xtr.next();
                        if (xtr.isStartElement() && "field".equalsIgnoreCase(xtr.getLocalName())) {
                            String script = getFieldExtensionValue(xtr);
                            if (script != null && script.length() > 0) {
                                listener.setImplementation(script);
                            }
                            readyWithAlfrescoType = true;
                        } else if (xtr.isEndElement()
                                && "extensionElements".equalsIgnoreCase(xtr.getLocalName())) {
                            readyWithAlfrescoType = true;
                            readyWithUserTask = true;
                        }
                    }
                } else {
                    listener = parseListener(xtr);
                }
                userTask.getTaskListeners().add(listener);

            } else if (xtr.isStartElement() && "field".equalsIgnoreCase(xtr.getLocalName())) {
                listener.getFieldExtensions().add(parseFieldExtension(xtr));

            } else if (xtr.isStartElement() && "formProperty".equalsIgnoreCase(xtr.getLocalName())) {
                FormProperty property = new FormProperty();
                userTask.getFormProperties().add(property);
                parseFormProperty(property, xtr);

            } else if (xtr.isStartElement() && "documentation".equalsIgnoreCase(xtr.getLocalName())) {

                String docText = xtr.getElementText();
                if (StringUtils.isEmpty(docText) == false) {
                    userTask.setDocumentation(docText);
                }

            } else if (xtr.isStartElement()
                    && "multiInstanceLoopCharacteristics".equalsIgnoreCase(xtr.getLocalName())) {
                userTask.setLoopCharacteristics(parseMultiInstanceDef(xtr));

            } else if (xtr.isEndElement() && "userTask".equalsIgnoreCase(xtr.getLocalName())) {
                readyWithUserTask = true;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return userTask;
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private ScriptTask parseScriptTask(XMLStreamReader xtr) {
    ScriptTask scriptTask = new ScriptTask();
    scriptTask.setScriptFormat(xtr.getAttributeValue(null, "scriptFormat"));
    boolean readyWithScriptTask = false;
    try {/* w  w w  .  java 2s . c  o m*/
        while (readyWithScriptTask == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "script".equalsIgnoreCase(xtr.getLocalName())) {
                scriptTask.setScript(xtr.getElementText());

            } else if (xtr.isStartElement() && "extensionElements".equalsIgnoreCase(xtr.getLocalName())) {
                scriptTask.getExecutionListeners().addAll(parseListeners(xtr));

            } else if (xtr.isStartElement()
                    && "multiInstanceLoopCharacteristics".equalsIgnoreCase(xtr.getLocalName())) {
                scriptTask.setLoopCharacteristics(parseMultiInstanceDef(xtr));

            } else if (xtr.isEndElement() && "scriptTask".equalsIgnoreCase(xtr.getLocalName())) {
                readyWithScriptTask = true;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return scriptTask;
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private MailTask parseMailTask(XMLStreamReader xtr, String taskType) {
    MailTask mailTask = new MailTask();
    boolean readyWithMailTask = false;
    try {//from   w  w  w  .j  a  va  2  s. com
        while (readyWithMailTask == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "extensionElements".equalsIgnoreCase(xtr.getLocalName())) {
                fillExtensionsForMailTask(xtr, mailTask);

            } else if (xtr.isStartElement()
                    && "multiInstanceLoopCharacteristics".equalsIgnoreCase(xtr.getLocalName())) {
                mailTask.setLoopCharacteristics(parseMultiInstanceDef(xtr));

            } else if (xtr.isEndElement() && taskType.equalsIgnoreCase(xtr.getLocalName())) {
                readyWithMailTask = true;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return mailTask;
}

From source file:org.activiti.designer.eclipse.bpmn.BpmnParser.java

private Task parseAlfrescoScriptTask(XMLStreamReader xtr) {
    List<FieldModel> fieldList = new ArrayList<FieldModel>();
    boolean readyWithExtensions = false;
    ActivitiListener listener = null;/* w w w .j av a  2  s .c  o m*/
    Task task = null;
    MultiInstanceLoopCharacteristics multiInstanceDef = null;
    List<ActivitiListener> listenerList = new ArrayList<ActivitiListener>();
    try {
        while (readyWithExtensions == false && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && "field".equalsIgnoreCase(xtr.getLocalName())) {
                FieldModel field = parseFieldModel(xtr);
                fieldList.add(field);

            } else if (xtr.isStartElement() && "executionListener".equalsIgnoreCase(xtr.getLocalName())) {
                if (fieldList.size() > 0) {
                    task = fillAlfrescoScriptTaskElements(fieldList);
                    fieldList = new ArrayList<FieldModel>();
                }
                listener = parseListener(xtr);
                listenerList.add(listener);

            } else if (xtr.isEndElement() && "executionListener".equalsIgnoreCase(xtr.getLocalName())) {
                if (fieldList.size() > 0) {
                    fillListenerWithFields(listener, fieldList);
                    fieldList = new ArrayList<FieldModel>();
                }

            } else if (xtr.isEndElement() && "extensionElements".equalsIgnoreCase(xtr.getLocalName())) {
                if (fieldList.size() > 0) {
                    task = fillAlfrescoScriptTaskElements(fieldList);
                }

            } else if (xtr.isStartElement()
                    && "multiInstanceLoopCharacteristics".equalsIgnoreCase(xtr.getLocalName())) {
                multiInstanceDef = parseMultiInstanceDef(xtr);

            } else if (xtr.isEndElement() && "serviceTask".equalsIgnoreCase(xtr.getLocalName())) {
                readyWithExtensions = true;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }

    if (task == null) {
        return null;
    }

    if (multiInstanceDef != null) {
        task.setLoopCharacteristics(multiInstanceDef);
    }

    if (listenerList.size() > 0) {
        task.getExecutionListeners().addAll(listenerList);
    }

    return task;
}