/* 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.Map;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.FlowElementsContainer;
import org.activiti.bpmn.model.GraphicInfo;
import org.activiti.bpmn.model.MessageFlow;
import org.apache.commons.lang3.StringUtils;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* @author Tijs Rademakers
*/
public class MessageFlowJsonConverter extends BaseBpmnJsonConverter {
public static void fillTypes(Map<String, Class<? extends BaseBpmnJsonConverter>> convertersToBpmnMap,
Map<Class<? extends BaseElement>, Class<? extends BaseBpmnJsonConverter>> convertersToJsonMap) {
fillJsonTypes(convertersToBpmnMap);
fillBpmnTypes(convertersToJsonMap);
}
public static void fillJsonTypes(Map<String, Class<? extends BaseBpmnJsonConverter>> convertersToBpmnMap) {
convertersToBpmnMap.put(STENCIL_MESSAGE_FLOW, MessageFlowJsonConverter.class);
}
public static void fillBpmnTypes(Map<Class<? extends BaseElement>, Class<? extends BaseBpmnJsonConverter>> convertersToJsonMap) {
convertersToJsonMap.put(MessageFlow.class, MessageFlowJsonConverter.class);
}
@Override
protected String getStencilId(BaseElement baseElement) {
return STENCIL_MESSAGE_FLOW;
}
@Override
public void convertToJson(BaseElement baseElement, ActivityProcessor processor,
BpmnModel model, FlowElementsContainer container, ArrayNode shapesArrayNode, double subProcessX, double subProcessY) {
MessageFlow messageFlow = (MessageFlow) baseElement;
ObjectNode flowNode = BpmnJsonConverterUtil.createChildShape(messageFlow.getId(), STENCIL_MESSAGE_FLOW, 172, 212, 128, 212);
ArrayNode dockersArrayNode = objectMapper.createArrayNode();
ObjectNode dockNode = objectMapper.createObjectNode();
dockNode.put(EDITOR_BOUNDS_X, model.getGraphicInfo(messageFlow.getSourceRef()).getWidth() / 2.0);
dockNode.put(EDITOR_BOUNDS_Y, model.getGraphicInfo(messageFlow.getSourceRef()).getHeight() / 2.0);
dockersArrayNode.add(dockNode);
if (model.getFlowLocationGraphicInfo(messageFlow.getId()).size() > 2) {
for (int i = 1; i < model.getFlowLocationGraphicInfo(messageFlow.getId()).size() - 1; i++) {
GraphicInfo graphicInfo = model.getFlowLocationGraphicInfo(messageFlow.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(messageFlow.getTargetRef()).getWidth() / 2.0);
dockNode.put(EDITOR_BOUNDS_Y, model.getGraphicInfo(messageFlow.getTargetRef()).getHeight() / 2.0);
dockersArrayNode.add(dockNode);
flowNode.put("dockers", dockersArrayNode);
ArrayNode outgoingArrayNode = objectMapper.createArrayNode();
outgoingArrayNode.add(BpmnJsonConverterUtil.createResourceNode(messageFlow.getTargetRef()));
flowNode.put("outgoing", outgoingArrayNode);
flowNode.put("target", BpmnJsonConverterUtil.createResourceNode(messageFlow.getTargetRef()));
ObjectNode propertiesNode = objectMapper.createObjectNode();
propertiesNode.put(PROPERTY_OVERRIDE_ID, messageFlow.getId());
if (StringUtils.isNotEmpty(messageFlow.getName())) {
propertiesNode.put(PROPERTY_NAME, messageFlow.getName());
}
flowNode.put(EDITOR_SHAPE_PROPERTIES, propertiesNode);
shapesArrayNode.add(flowNode);
}
@Override
protected void convertElementToJson(ObjectNode propertiesNode, BaseElement baseElement) {
// nothing to do
}
@Override
protected BaseElement convertJsonToElement(JsonNode elementNode, JsonNode modelNode, Map<String, JsonNode> shapeMap) {
MessageFlow flow = new MessageFlow();
String sourceRef = BpmnJsonConverterUtil.lookForSourceRef(elementNode.get(EDITOR_SHAPE_ID).asText(),
modelNode.get(EDITOR_CHILD_SHAPES));
if (sourceRef != null) {
flow.setSourceRef(sourceRef);
JsonNode targetNode = elementNode.get("target");
if (targetNode != null && targetNode.isNull() == false) {
String targetId = targetNode.get(EDITOR_SHAPE_ID).asText();
if (shapeMap.get(targetId) != null) {
flow.setTargetRef(BpmnJsonConverterUtil.getElementId(shapeMap.get(targetId)));
}
}
}
return flow;
}
}