/* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.activiti.editor.language.json.converter;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.activiti.bpmn.model.Activity;
import org.activiti.bpmn.model.Artifact;
import org.activiti.bpmn.model.Association;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.BoundaryEvent;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.DataAssociation;
import org.activiti.bpmn.model.DataStoreReference;
import org.activiti.bpmn.model.ErrorEventDefinition;
import org.activiti.bpmn.model.Event;
import org.activiti.bpmn.model.EventDefinition;
import org.activiti.bpmn.model.ExtensionElement;
import org.activiti.bpmn.model.FieldExtension;
import org.activiti.bpmn.model.FlowElement;
import org.activiti.bpmn.model.FlowElementsContainer;
import org.activiti.bpmn.model.FlowNode;
import org.activiti.bpmn.model.FormProperty;
import org.activiti.bpmn.model.FormValue;
import org.activiti.bpmn.model.Gateway;
import org.activiti.bpmn.model.GraphicInfo;
import org.activiti.bpmn.model.Lane;
import org.activiti.bpmn.model.MessageEventDefinition;
import org.activiti.bpmn.model.MessageFlow;
import org.activiti.bpmn.model.MultiInstanceLoopCharacteristics;
import org.activiti.bpmn.model.Process;
import org.activiti.bpmn.model.SequenceFlow;
import org.activiti.bpmn.model.ServiceTask;
import org.activiti.bpmn.model.SignalEventDefinition;
import org.activiti.bpmn.model.StartEvent;
import org.activiti.bpmn.model.SubProcess;
import org.activiti.bpmn.model.TerminateEventDefinition;
import org.activiti.bpmn.model.TimerEventDefinition;
import org.activiti.bpmn.model.UserTask;
import org.activiti.editor.constants.EditorJsonConstants;
import org.activiti.editor.constants.StencilConstants;
import org.activiti.editor.language.json.converter.util.CollectionUtils;
import org.activiti.editor.language.json.converter.util.JsonConverterUtil;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* @author Tijs Rademakers
*/
public abstract class BaseBpmnJsonConverter implements EditorJsonConstants, StencilConstants {
protected static final Logger LOGGER = LoggerFactory.getLogger(BaseBpmnJsonConverter.class);
public static final String NAMESPACE = "http://activiti.com/modeler";
protected ObjectMapper objectMapper = new ObjectMapper();
protected ActivityProcessor processor;
protected BpmnModel model;
protected ObjectNode flowElementNode;
protected double subProcessX;
protected double subProcessY;
protected ArrayNode shapesArrayNode;
public void convertToJson(BaseElement baseElement, ActivityProcessor processor, BpmnModel model, FlowElementsContainer container, ArrayNode shapesArrayNode, double subProcessX, double subProcessY) {
this.model = model;
this.processor = processor;
this.subProcessX = subProcessX;
this.subProcessY = subProcessY;
this.shapesArrayNode = shapesArrayNode;
GraphicInfo graphicInfo = model.getGraphicInfo(baseElement.getId());
String stencilId = null;
if (baseElement instanceof ServiceTask) {
ServiceTask serviceTask = (ServiceTask) baseElement;
if ("mail".equalsIgnoreCase(serviceTask.getType())) {
stencilId = STENCIL_TASK_MAIL;
} else if ("camel".equalsIgnoreCase(serviceTask.getType())) {
stencilId = STENCIL_TASK_CAMEL;
} else if ("mule".equalsIgnoreCase(serviceTask.getType())) {
stencilId = STENCIL_TASK_MULE;
} else {
stencilId = getStencilId(baseElement);
}
} else {
stencilId = getStencilId(baseElement);
}
flowElementNode = BpmnJsonConverterUtil.createChildShape(baseElement.getId(), stencilId, graphicInfo.getX() - subProcessX + graphicInfo.getWidth(), graphicInfo.getY() - subProcessY
+ graphicInfo.getHeight(), graphicInfo.getX() - subProcessX, graphicInfo.getY() - subProcessY);
shapesArrayNode.add(flowElementNode);
ObjectNode propertiesNode = objectMapper.createObjectNode();
propertiesNode.put(PROPERTY_OVERRIDE_ID, baseElement.getId());
if (baseElement instanceof FlowElement) {
FlowElement flowElement = (FlowElement) baseElement;
if (StringUtils.isNotEmpty(flowElement.getName())) {
propertiesNode.put(PROPERTY_NAME, flowElement.getName());
}
if (StringUtils.isNotEmpty(flowElement.getDocumentation())) {
propertiesNode.put(PROPERTY_DOCUMENTATION, flowElement.getDocumentation());
}
}
convertElementToJson(propertiesNode, baseElement);
flowElementNode.put(EDITOR_SHAPE_PROPERTIES, propertiesNode);
ArrayNode outgoingArrayNode = objectMapper.createArrayNode();
if (baseElement instanceof FlowNode) {
FlowNode flowNode = (FlowNode) baseElement;
for (SequenceFlow sequenceFlow : flowNode.getOutgoingFlows()) {
outgoingArrayNode.add(BpmnJsonConverterUtil.createResourceNode(sequenceFlow.getId()));
}
for (MessageFlow messageFlow : model.getMessageFlows().values()) {
if (messageFlow.getSourceRef().equals(flowNode.getId())) {
outgoingArrayNode.add(BpmnJsonConverterUtil.createResourceNode(messageFlow.getId()));
}
}
}
if (baseElement instanceof Activity) {
Activity activity = (Activity) baseElement;
for (BoundaryEvent boundaryEvent : activity.getBoundaryEvents()) {
outgoingArrayNode.add(BpmnJsonConverterUtil.createResourceNode(boundaryEvent.getId()));
}
propertiesNode.put(PROPERTY_ASYNCHRONOUS, activity.isAsynchronous());
propertiesNode.put(PROPERTY_EXCLUSIVE, !activity.isNotExclusive());
if (activity.getLoopCharacteristics() != null) {
MultiInstanceLoopCharacteristics loopDef = activity.getLoopCharacteristics();
if (StringUtils.isNotEmpty(loopDef.getLoopCardinality()) || StringUtils.isNotEmpty(loopDef.getInputDataItem()) || StringUtils.isNotEmpty(loopDef.getCompletionCondition())) {
if (loopDef.isSequential() == false) {
propertiesNode.put(PROPERTY_MULTIINSTANCE_TYPE, "Parallel");
} else {
propertiesNode.put(PROPERTY_MULTIINSTANCE_TYPE, "Sequential");
}
if (StringUtils.isNotEmpty(loopDef.getLoopCardinality())) {
propertiesNode.put(PROPERTY_MULTIINSTANCE_CARDINALITY, loopDef.getLoopCardinality());
}
if (StringUtils.isNotEmpty(loopDef.getInputDataItem())) {
propertiesNode.put(PROPERTY_MULTIINSTANCE_COLLECTION, loopDef.getInputDataItem());
}
if (StringUtils.isNotEmpty(loopDef.getElementVariable())) {
propertiesNode.put(PROPERTY_MULTIINSTANCE_VARIABLE, loopDef.getElementVariable());
}
if (StringUtils.isNotEmpty(loopDef.getCompletionCondition())) {
propertiesNode.put(PROPERTY_MULTIINSTANCE_CONDITION, loopDef.getCompletionCondition());
}
}
}
if (activity instanceof UserTask) {
BpmnJsonConverterUtil.convertListenersToJson(((UserTask) activity).getTaskListeners(), false, propertiesNode);
}
BpmnJsonConverterUtil.convertListenersToJson(activity.getExecutionListeners(), true, propertiesNode);
if (CollectionUtils.isNotEmpty(activity.getDataInputAssociations())) {
for (DataAssociation dataAssociation : activity.getDataInputAssociations()) {
if (model.getFlowElement(dataAssociation.getSourceRef()) != null) {
createDataAssociation(dataAssociation, true, activity);
}
}
}
if (CollectionUtils.isNotEmpty(activity.getDataOutputAssociations())) {
for (DataAssociation dataAssociation : activity.getDataOutputAssociations()) {
if (model.getFlowElement(dataAssociation.getTargetRef()) != null) {
createDataAssociation(dataAssociation, false, activity);
outgoingArrayNode.add(BpmnJsonConverterUtil.createResourceNode(dataAssociation.getId()));
}
}
}
}
for (Artifact artifact : container.getArtifacts()) {
if (artifact instanceof Association) {
Association association = (Association) artifact;
if (StringUtils.isNotEmpty(association.getSourceRef()) && association.getSourceRef().equals(baseElement.getId())) {
outgoingArrayNode.add(BpmnJsonConverterUtil.createResourceNode(association.getId()));
}
}
}
if (baseElement instanceof DataStoreReference) {
for (Process process : model.getProcesses()) {
processDataStoreReferences(process, baseElement.getId(), outgoingArrayNode);
}
}
flowElementNode.put("outgoing", outgoingArrayNode);
}
protected void processDataStoreReferences(FlowElementsContainer container, String dataStoreReferenceId, ArrayNode outgoingArrayNode) {
for (FlowElement flowElement : container.getFlowElements()) {
if (flowElement instanceof Activity) {
Activity activity = (Activity) flowElement;
if (CollectionUtils.isNotEmpty(activity.getDataInputAssociations())) {
for (DataAssociation dataAssociation : activity.getDataInputAssociations()) {
if (dataStoreReferenceId.equals(dataAssociation.getSourceRef())) {
outgoingArrayNode.add(BpmnJsonConverterUtil.createResourceNode(dataAssociation.getId()));
}
}
}
} else if (flowElement instanceof SubProcess) {
processDataStoreReferences((SubProcess) flowElement, dataStoreReferenceId, outgoingArrayNode);
}
}
}
protected void createDataAssociation(DataAssociation dataAssociation, boolean incoming, Activity activity) {
String sourceRef = null;
String targetRef = null;
if (incoming) {
sourceRef = dataAssociation.getSourceRef();
targetRef = activity.getId();
} else {
sourceRef = activity.getId();
targetRef = dataAssociation.getTargetRef();
}
ObjectNode flowNode = BpmnJsonConverterUtil.createChildShape(dataAssociation.getId(), STENCIL_DATA_ASSOCIATION, 172, 212, 128, 212);
ArrayNode dockersArrayNode = objectMapper.createArrayNode();
ObjectNode dockNode = objectMapper.createObjectNode();
dockNode.put(EDITOR_BOUNDS_X, model.getGraphicInfo(sourceRef).getWidth() / 2.0);
dockNode.put(EDITOR_BOUNDS_Y, model.getGraphicInfo(sourceRef).getHeight() / 2.0);
dockersArrayNode.add(dockNode);
if (model.getFlowLocationGraphicInfo(dataAssociation.getId()).size() > 2) {
for (int i = 1; i < model.getFlowLocationGraphicInfo(dataAssociation.getId()).size() - 1; i++) {
GraphicInfo graphicInfo = model.getFlowLocationGraphicInfo(dataAssociation.getId()).get(i);
dockNode = objectMapper.createObjectNode();
dockNode.put(EDITOR_BOUNDS_X, graphicInfo.getX());
dockNode.put(EDITOR_BOUNDS_Y, graphicInfo.getY());
dockersArrayNode.add(dockNode);
}
}
dockNode = objectMapper.createObjectNode();
dockNode.put(EDITOR_BOUNDS_X, model.getGraphicInfo(targetRef).getWidth() / 2.0);
dockNode.put(EDITOR_BOUNDS_Y, model.getGraphicInfo(targetRef).getHeight() / 2.0);
dockersArrayNode.add(dockNode);
flowNode.put("dockers", dockersArrayNode);
ArrayNode outgoingArrayNode = objectMapper.createArrayNode();
outgoingArrayNode.add(BpmnJsonConverterUtil.createResourceNode(targetRef));
flowNode.put("outgoing", outgoingArrayNode);
flowNode.put("target", BpmnJsonConverterUtil.createResourceNode(targetRef));
ObjectNode propertiesNode = objectMapper.createObjectNode();
propertiesNode.put(PROPERTY_OVERRIDE_ID, dataAssociation.getId());
flowNode.put(EDITOR_SHAPE_PROPERTIES, propertiesNode);
shapesArrayNode.add(flowNode);
}
public void convertToBpmnModel(JsonNode elementNode, JsonNode modelNode, ActivityProcessor processor, BaseElement parentElement,
Map<String, JsonNode> shapeMap, BpmnModel bpmnModel) {
this.processor = processor;
this.model = bpmnModel;
BaseElement baseElement = convertJsonToElement(elementNode, modelNode, shapeMap);
baseElement.setId(BpmnJsonConverterUtil.getElementId(elementNode));
if (baseElement instanceof FlowElement) {
FlowElement flowElement = (FlowElement) baseElement;
flowElement.setName(getPropertyValueAsString(PROPERTY_NAME, elementNode));
flowElement.setDocumentation(getPropertyValueAsString(PROPERTY_DOCUMENTATION, elementNode));
BpmnJsonConverterUtil.convertJsonToListeners(elementNode, flowElement);
if (baseElement instanceof Activity) {
Activity activity = (Activity) baseElement;
activity.setAsynchronous(getPropertyValueAsBoolean(PROPERTY_ASYNCHRONOUS, elementNode));
activity.setNotExclusive(!getPropertyValueAsBoolean(PROPERTY_EXCLUSIVE, elementNode));
String multiInstanceType = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_TYPE, elementNode);
String multiInstanceCardinality = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_CARDINALITY, elementNode);
String multiInstanceCollection = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_COLLECTION, elementNode);
String multiInstanceCondition = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_CONDITION, elementNode);
if (StringUtils.isNotEmpty(multiInstanceType) && "none".equalsIgnoreCase(multiInstanceType) == false) {
String multiInstanceVariable = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_VARIABLE, elementNode);
MultiInstanceLoopCharacteristics multiInstanceObject = new MultiInstanceLoopCharacteristics();
if ("sequential".equalsIgnoreCase(multiInstanceType)) {
multiInstanceObject.setSequential(true);
} else {
multiInstanceObject.setSequential(false);
}
multiInstanceObject.setLoopCardinality(multiInstanceCardinality);
multiInstanceObject.setInputDataItem(multiInstanceCollection);
multiInstanceObject.setElementVariable(multiInstanceVariable);
multiInstanceObject.setCompletionCondition(multiInstanceCondition);
activity.setLoopCharacteristics(multiInstanceObject);
}
} else if (baseElement instanceof Gateway) {
JsonNode flowOrderNode = getProperty(PROPERTY_SEQUENCEFLOW_ORDER, elementNode);
if (flowOrderNode != null) {
flowOrderNode = BpmnJsonConverterUtil.validateIfNodeIsTextual(flowOrderNode);
JsonNode orderArray = flowOrderNode.get("sequenceFlowOrder");
if (orderArray != null && orderArray.size() > 0) {
for (JsonNode orderNode : orderArray) {
ExtensionElement orderElement = new ExtensionElement();
orderElement.setName("EDITOR_FLOW_ORDER");
orderElement.setElementText(orderNode.asText());
flowElement.addExtensionElement(orderElement);
}
}
}
}
}
if (baseElement instanceof FlowElement) {
FlowElement flowElement = (FlowElement) baseElement;
if (flowElement instanceof SequenceFlow) {
ExtensionElement idExtensionElement = new ExtensionElement();
idExtensionElement.setName("EDITOR_RESOURCEID");
idExtensionElement.setElementText(elementNode.get(EDITOR_SHAPE_ID).asText());
flowElement.addExtensionElement(idExtensionElement);
}
if (parentElement instanceof Process) {
((Process) parentElement).addFlowElement(flowElement);
} else if (parentElement instanceof SubProcess) {
((SubProcess) parentElement).addFlowElement(flowElement);
} else if (parentElement instanceof Lane) {
Lane lane = (Lane) parentElement;
lane.getFlowReferences().add(flowElement.getId());
lane.getParentProcess().addFlowElement(flowElement);
}
} else if (baseElement instanceof Artifact) {
Artifact artifact = (Artifact) baseElement;
if (parentElement instanceof Process) {
((Process) parentElement).addArtifact(artifact);
} else if (parentElement instanceof SubProcess) {
((SubProcess) parentElement).addArtifact(artifact);
} else if (parentElement instanceof Lane) {
Lane lane = (Lane) parentElement;
lane.getFlowReferences().add(artifact.getId());
lane.getParentProcess().addArtifact(artifact);
}
}
}
protected abstract void convertElementToJson(ObjectNode propertiesNode, BaseElement baseElement);
protected abstract BaseElement convertJsonToElement(JsonNode elementNode, JsonNode modelNode, Map<String, JsonNode> shapeMap);
protected abstract String getStencilId(BaseElement baseElement);
protected void setPropertyValue(String name, String value, ObjectNode propertiesNode) {
if (StringUtils.isNotEmpty(value)) {
propertiesNode.put(name, value);
}
}
protected void addFormProperties(List<FormProperty> formProperties, ObjectNode propertiesNode) {
if (CollectionUtils.isEmpty(formProperties))
return;
ObjectNode formPropertiesNode = objectMapper.createObjectNode();
ArrayNode propertiesArrayNode = objectMapper.createArrayNode();
for (FormProperty property : formProperties) {
ObjectNode propertyItemNode = objectMapper.createObjectNode();
propertyItemNode.put(PROPERTY_FORM_ID, property.getId());
propertyItemNode.put(PROPERTY_FORM_NAME, property.getName());
propertyItemNode.put(PROPERTY_FORM_TYPE, property.getType());
if (StringUtils.isNotEmpty(property.getExpression())) {
propertyItemNode.put(PROPERTY_FORM_EXPRESSION, property.getExpression());
} else {
propertyItemNode.putNull(PROPERTY_FORM_EXPRESSION);
}
if (StringUtils.isNotEmpty(property.getVariable())) {
propertyItemNode.put(PROPERTY_FORM_VARIABLE, property.getVariable());
} else {
propertyItemNode.putNull(PROPERTY_FORM_VARIABLE);
}
if (StringUtils.isNotEmpty(property.getDatePattern())) {
propertyItemNode.put(PROPERTY_FORM_DATE_PATTERN, property.getDatePattern());
}
if (CollectionUtils.isNotEmpty(property.getFormValues())) {
ArrayNode valuesNode = objectMapper.createArrayNode();
for (FormValue formValue : property.getFormValues()) {
ObjectNode valueNode = objectMapper.createObjectNode();
valueNode.put(PROPERTY_FORM_ENUM_VALUES_NAME, formValue.getName());
valueNode.put(PROPERTY_FORM_ENUM_VALUES_ID, formValue.getId());
valuesNode.add(valueNode);
}
propertyItemNode.put(PROPERTY_FORM_ENUM_VALUES, valuesNode);
}
propertyItemNode.put(PROPERTY_FORM_REQUIRED, property.isRequired());
propertyItemNode.put(PROPERTY_FORM_READABLE, property.isReadable());
propertyItemNode.put(PROPERTY_FORM_WRITABLE, property.isWriteable());
propertiesArrayNode.add(propertyItemNode);
}
formPropertiesNode.put("formProperties", propertiesArrayNode);
propertiesNode.put(PROPERTY_FORM_PROPERTIES, formPropertiesNode);
}
protected void addFieldExtensions(List<FieldExtension> extensions, ObjectNode propertiesNode) {
ObjectNode fieldExtensionsNode = objectMapper.createObjectNode();
ArrayNode itemsNode = objectMapper.createArrayNode();
for (FieldExtension extension : extensions) {
ObjectNode propertyItemNode = objectMapper.createObjectNode();
propertyItemNode.put(PROPERTY_SERVICETASK_FIELD_NAME, extension.getFieldName());
if (StringUtils.isNotEmpty(extension.getStringValue())) {
propertyItemNode.put(PROPERTY_SERVICETASK_FIELD_STRING_VALUE, extension.getStringValue());
}
if (StringUtils.isNotEmpty(extension.getExpression())) {
propertyItemNode.put(PROPERTY_SERVICETASK_FIELD_EXPRESSION, extension.getExpression());
}
itemsNode.add(propertyItemNode);
}
fieldExtensionsNode.put("fields", itemsNode);
propertiesNode.put(PROPERTY_SERVICETASK_FIELDS, fieldExtensionsNode);
}
protected void addEventProperties(Event event, ObjectNode propertiesNode) {
List<EventDefinition> eventDefinitions = event.getEventDefinitions();
if (eventDefinitions.size() == 1) {
EventDefinition eventDefinition = eventDefinitions.get(0);
if (eventDefinition instanceof ErrorEventDefinition) {
ErrorEventDefinition errorDefinition = (ErrorEventDefinition) eventDefinition;
if (StringUtils.isNotEmpty(errorDefinition.getErrorCode())) {
propertiesNode.put(PROPERTY_ERRORREF, errorDefinition.getErrorCode());
}
} else if (eventDefinition instanceof SignalEventDefinition) {
SignalEventDefinition signalDefinition = (SignalEventDefinition) eventDefinition;
if (StringUtils.isNotEmpty(signalDefinition.getSignalRef())) {
propertiesNode.put(PROPERTY_SIGNALREF, signalDefinition.getSignalRef());
}
} else if (eventDefinition instanceof MessageEventDefinition) {
MessageEventDefinition messageDefinition = (MessageEventDefinition) eventDefinition;
if (StringUtils.isNotEmpty(messageDefinition.getMessageRef())) {
propertiesNode.put(PROPERTY_MESSAGEREF, messageDefinition.getMessageRef());
}
} else if (eventDefinition instanceof TimerEventDefinition) {
TimerEventDefinition timerDefinition = (TimerEventDefinition) eventDefinition;
if (StringUtils.isNotEmpty(timerDefinition.getTimeDuration())) {
propertiesNode.put(PROPERTY_TIMER_DURATON, timerDefinition.getTimeDuration());
}
if (StringUtils.isNotEmpty(timerDefinition.getTimeCycle())) {
propertiesNode.put(PROPERTY_TIMER_CYCLE, timerDefinition.getTimeCycle());
}
if (StringUtils.isNotEmpty(timerDefinition.getTimeDate())) {
propertiesNode.put(PROPERTY_TIMER_DATE, timerDefinition.getTimeDate());
}
if (StringUtils.isNotEmpty(timerDefinition.getEndDate())) {
propertiesNode.put(PROPERTY_TIMER_CYCLE_END_DATE, timerDefinition.getEndDate());
}
} else if (eventDefinition instanceof TerminateEventDefinition) {
TerminateEventDefinition terminateEventDefinition = (TerminateEventDefinition) eventDefinition;
propertiesNode.put(PROPERTY_TERMINATE_ALL, terminateEventDefinition.isTerminateAll());
}
}
}
protected void convertJsonToFormProperties(JsonNode objectNode, BaseElement element) {
JsonNode formPropertiesNode = getProperty(PROPERTY_FORM_PROPERTIES, objectNode);
if (formPropertiesNode != null) {
formPropertiesNode = BpmnJsonConverterUtil.validateIfNodeIsTextual(formPropertiesNode);
JsonNode propertiesArray = formPropertiesNode.get("formProperties");
if (propertiesArray != null) {
for (JsonNode formNode : propertiesArray) {
JsonNode formIdNode = formNode.get(PROPERTY_FORM_ID);
if (formIdNode != null && StringUtils.isNotEmpty(formIdNode.asText())) {
FormProperty formProperty = new FormProperty();
formProperty.setId(formIdNode.asText());
formProperty.setName(getValueAsString(PROPERTY_FORM_NAME, formNode));
formProperty.setType(getValueAsString(PROPERTY_FORM_TYPE, formNode));
formProperty.setExpression(getValueAsString(PROPERTY_FORM_EXPRESSION, formNode));
formProperty.setVariable(getValueAsString(PROPERTY_FORM_VARIABLE, formNode));
if ("date".equalsIgnoreCase(formProperty.getType())) {
formProperty.setDatePattern(getValueAsString(PROPERTY_FORM_DATE_PATTERN, formNode));
} else if ("enum".equalsIgnoreCase(formProperty.getType())) {
JsonNode enumValuesNode = formNode.get(PROPERTY_FORM_ENUM_VALUES);
if (enumValuesNode != null) {
List<FormValue> formValueList = new ArrayList<FormValue>();
for (JsonNode enumNode : enumValuesNode) {
if (enumNode.get(PROPERTY_FORM_ENUM_VALUES_ID) != null && enumNode.get(PROPERTY_FORM_ENUM_VALUES_ID).isNull() == false &&
enumNode.get(PROPERTY_FORM_ENUM_VALUES_NAME) != null && enumNode.get(PROPERTY_FORM_ENUM_VALUES_NAME).isNull() == false) {
FormValue formValue = new FormValue();
formValue.setId(enumNode.get(PROPERTY_FORM_ENUM_VALUES_ID).asText());
formValue.setName(enumNode.get(PROPERTY_FORM_ENUM_VALUES_NAME).asText());
formValueList.add(formValue);
} else if (enumNode.get("value") != null && enumNode.get("value").isNull() == false) {
FormValue formValue = new FormValue();
formValue.setId(enumNode.get("value").asText());
formValue.setName(enumNode.get("value").asText());
formValueList.add(formValue);
}
}
formProperty.setFormValues(formValueList);
}
}
formProperty.setRequired(getValueAsBoolean(PROPERTY_FORM_REQUIRED, formNode));
formProperty.setReadable(getValueAsBoolean(PROPERTY_FORM_READABLE, formNode));
formProperty.setWriteable(getValueAsBoolean(PROPERTY_FORM_WRITABLE, formNode));
if (element instanceof StartEvent) {
((StartEvent) element).getFormProperties().add(formProperty);
} else if (element instanceof UserTask) {
((UserTask) element).getFormProperties().add(formProperty);
}
}
}
}
}
}
protected void convertJsonToTimerDefinition(JsonNode objectNode, Event event) {
String timeDate = getPropertyValueAsString(PROPERTY_TIMER_DATE, objectNode);
String timeCycle = getPropertyValueAsString(PROPERTY_TIMER_CYCLE, objectNode);
String timeDuration = getPropertyValueAsString(PROPERTY_TIMER_DURATON, objectNode);
String endDate = getPropertyValueAsString(PROPERTY_TIMER_CYCLE_END_DATE, objectNode);
TimerEventDefinition eventDefinition = new TimerEventDefinition();
if (StringUtils.isNotEmpty(timeDate)) {
eventDefinition.setTimeDate(timeDate);
} else if (StringUtils.isNotEmpty(timeCycle)) {
eventDefinition.setTimeCycle(timeCycle);
} else if (StringUtils.isNotEmpty(timeDuration)) {
eventDefinition.setTimeDuration(timeDuration);
}
if (StringUtils.isNotEmpty(endDate)) {
eventDefinition.setEndDate(endDate);
}
event.getEventDefinitions().add(eventDefinition);
}
protected void convertJsonToSignalDefinition(JsonNode objectNode, Event event) {
String signalRef = getPropertyValueAsString(PROPERTY_SIGNALREF, objectNode);
SignalEventDefinition eventDefinition = new SignalEventDefinition();
eventDefinition.setSignalRef(signalRef);
event.getEventDefinitions().add(eventDefinition);
}
protected void convertJsonToMessageDefinition(JsonNode objectNode, Event event) {
String messageRef = getPropertyValueAsString(PROPERTY_MESSAGEREF, objectNode);
MessageEventDefinition eventDefinition = new MessageEventDefinition();
eventDefinition.setMessageRef(messageRef);
event.getEventDefinitions().add(eventDefinition);
}
protected void convertJsonToErrorDefinition(JsonNode objectNode, Event event) {
String errorRef = getPropertyValueAsString(PROPERTY_ERRORREF, objectNode);
ErrorEventDefinition eventDefinition = new ErrorEventDefinition();
eventDefinition.setErrorCode(errorRef);
event.getEventDefinitions().add(eventDefinition);
}
protected String getValueAsString(String name, JsonNode objectNode) {
String propertyValue = null;
JsonNode propertyNode = objectNode.get(name);
if (propertyNode != null && propertyNode.isNull() == false) {
propertyValue = propertyNode.asText();
}
return propertyValue;
}
protected boolean getValueAsBoolean(String name, JsonNode objectNode) {
boolean propertyValue = false;
JsonNode propertyNode = objectNode.get(name);
if (propertyNode != null && propertyNode.isNull() == false) {
propertyValue = propertyNode.asBoolean();
}
return propertyValue;
}
protected List<String> getValueAsList(String name, JsonNode objectNode) {
List<String> resultList = new ArrayList<String>();
JsonNode valuesNode = objectNode.get(name);
if (valuesNode != null) {
for (JsonNode valueNode : valuesNode) {
if (valueNode.get("value") != null && valueNode.get("value").isNull() == false) {
resultList.add(valueNode.get("value").asText());
}
}
}
return resultList;
}
protected void addField(String name, JsonNode elementNode, ServiceTask task) {
FieldExtension field = new FieldExtension();
field.setFieldName(name.substring(8));
String value = getPropertyValueAsString(name, elementNode);
if (StringUtils.isNotEmpty(value)) {
if ((value.contains("${") || value.contains("#{")) && value.contains("}")) {
field.setExpression(value);
} else {
field.setStringValue(value);
}
task.getFieldExtensions().add(field);
}
}
protected void addField(String name, String propertyName, JsonNode elementNode, ServiceTask task) {
FieldExtension field = new FieldExtension();
field.setFieldName(name);
String value = getPropertyValueAsString(propertyName, elementNode);
if (StringUtils.isNotEmpty(value)) {
if ((value.contains("${") || value.contains("#{")) && value.contains("}")) {
field.setExpression(value);
} else {
field.setStringValue(value);
}
task.getFieldExtensions().add(field);
}
}
protected String getPropertyValueAsString(String name, JsonNode objectNode) {
return JsonConverterUtil.getPropertyValueAsString(name, objectNode);
}
protected boolean getPropertyValueAsBoolean(String name, JsonNode objectNode) {
return JsonConverterUtil.getPropertyValueAsBoolean(name, objectNode);
}
protected List<String> getPropertyValueAsList(String name, JsonNode objectNode) {
return JsonConverterUtil.getPropertyValueAsList(name, objectNode);
}
protected JsonNode getProperty(String name, JsonNode objectNode) {
return JsonConverterUtil.getProperty(name, objectNode);
}
protected String convertListToCommaSeparatedString(List<String> stringList) {
String resultString = null;
if (stringList != null && stringList.size() > 0) {
StringBuilder expressionBuilder = new StringBuilder();
for (String singleItem : stringList) {
if (expressionBuilder.length() > 0) {
expressionBuilder.append(",");
}
expressionBuilder.append(singleItem);
}
resultString = expressionBuilder.toString();
}
return resultString;
}
}