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/* 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.engine.impl;
import org.activiti.engine.DynamicBpmnConstants;
import org.activiti.engine.DynamicBpmnService;
import org.activiti.engine.impl.cfg.ProcessEngineConfigurationImpl;
import org.activiti.engine.impl.cmd.GetProcessDefinitionInfoCmd;
import org.activiti.engine.impl.cmd.SaveProcessDefinitionInfoCmd;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
*/
public class DynamicBpmnServiceImpl extends ServiceImpl implements DynamicBpmnService, DynamicBpmnConstants {
public DynamicBpmnServiceImpl(ProcessEngineConfigurationImpl processEngineConfiguration) {
super(processEngineConfiguration);
}
public ObjectNode getProcessDefinitionInfo(String processDefinitionId) {
return commandExecutor.execute(new GetProcessDefinitionInfoCmd(processDefinitionId));
}
public void saveProcessDefinitionInfo(String processDefinitionId, ObjectNode infoNode) {
commandExecutor.execute(new SaveProcessDefinitionInfoCmd(processDefinitionId, infoNode));
}
public ObjectNode changeServiceTaskClassName(String id, String className) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeServiceTaskClassName(id, className, infoNode);
return infoNode;
}
public void changeServiceTaskClassName(String id, String className, ObjectNode infoNode) {
setElementProperty(id, SERVICE_TASK_CLASS_NAME, className, infoNode);
}
public ObjectNode changeServiceTaskExpression(String id, String expression) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeServiceTaskExpression(id, expression, infoNode);
return infoNode;
}
public void changeServiceTaskExpression(String id, String expression, ObjectNode infoNode) {
setElementProperty(id, SERVICE_TASK_EXPRESSION, expression, infoNode);
}
public ObjectNode changeServiceTaskDelegateExpression(String id, String expression) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeServiceTaskDelegateExpression(id, expression, infoNode);
return infoNode;
}
public void changeServiceTaskDelegateExpression(String id, String expression, ObjectNode infoNode) {
setElementProperty(id, SERVICE_TASK_DELEGATE_EXPRESSION, expression, infoNode);
}
public ObjectNode changeScriptTaskScript(String id, String script) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeScriptTaskScript(id, script, infoNode);
return infoNode;
}
public void changeScriptTaskScript(String id, String script, ObjectNode infoNode) {
setElementProperty(id, SCRIPT_TASK_SCRIPT, script, infoNode);
}
public ObjectNode changeUserTaskName(String id, String name) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskName(id, name, infoNode);
return infoNode;
}
public void changeUserTaskName(String id, String name, ObjectNode infoNode) {
setElementProperty(id, USER_TASK_NAME, name, infoNode);
}
public ObjectNode changeUserTaskDescription(String id, String description) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskDescription(id, description, infoNode);
return infoNode;
}
public void changeUserTaskDescription(String id, String description, ObjectNode infoNode) {
setElementProperty(id, USER_TASK_DESCRIPTION, description, infoNode);
}
public ObjectNode changeUserTaskDueDate(String id, String dueDate) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskDueDate(id, dueDate, infoNode);
return infoNode;
}
public void changeUserTaskDueDate(String id, String dueDate, ObjectNode infoNode) {
setElementProperty(id, USER_TASK_DUEDATE, dueDate, infoNode);
}
public ObjectNode changeUserTaskPriority(String id, String priority) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskPriority(id, priority, infoNode);
return infoNode;
}
public void changeUserTaskPriority(String id, String priority, ObjectNode infoNode) {
setElementProperty(id, USER_TASK_PRIORITY, priority, infoNode);
}
public ObjectNode changeUserTaskCategory(String id, String category) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskCategory(id, category, infoNode);
return infoNode;
}
public void changeUserTaskCategory(String id, String category, ObjectNode infoNode) {
setElementProperty(id, USER_TASK_CATEGORY, category, infoNode);
}
public ObjectNode changeUserTaskFormKey(String id, String formKey) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskFormKey(id, formKey, infoNode);
return infoNode;
}
public void changeUserTaskFormKey(String id, String formKey, ObjectNode infoNode) {
setElementProperty(id, USER_TASK_FORM_KEY, formKey, infoNode);
}
public ObjectNode changeUserTaskAssignee(String id, String assignee) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskAssignee(id, assignee, infoNode);
return infoNode;
}
public void changeUserTaskAssignee(String id, String assignee, ObjectNode infoNode) {
setElementProperty(id, USER_TASK_ASSIGNEE, assignee, infoNode);
}
public ObjectNode changeUserTaskOwner(String id, String owner) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskOwner(id, owner, infoNode);
return infoNode;
}
public void changeUserTaskOwner(String id, String owner, ObjectNode infoNode) {
setElementProperty(id, USER_TASK_OWNER, owner, infoNode);
}
public ObjectNode changeUserTaskCandidateUser(String id, String candidateUser, boolean overwriteOtherChangedEntries) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskCandidateUser(id, candidateUser, overwriteOtherChangedEntries, infoNode);
return infoNode;
}
public void changeUserTaskCandidateUser(String id, String candidateUser, boolean overwriteOtherChangedEntries, ObjectNode infoNode) {
ArrayNode valuesNode = null;
if (overwriteOtherChangedEntries) {
valuesNode = processEngineConfiguration.getObjectMapper().createArrayNode();
} else {
if (doesElementPropertyExist(id, USER_TASK_CANDIDATE_USERS, infoNode)) {
valuesNode = (ArrayNode) infoNode.get(BPMN_NODE).get(id).get(USER_TASK_CANDIDATE_USERS);
}
if (valuesNode == null || valuesNode.isNull()) {
valuesNode = processEngineConfiguration.getObjectMapper().createArrayNode();
}
}
valuesNode.add(candidateUser);
setElementProperty(id, USER_TASK_CANDIDATE_USERS, valuesNode, infoNode);
}
public ObjectNode changeUserTaskCandidateGroup(String id, String candidateGroup, boolean overwriteOtherChangedEntries) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeUserTaskCandidateGroup(id, candidateGroup, overwriteOtherChangedEntries, infoNode);
return infoNode;
}
public void changeUserTaskCandidateGroup(String id, String candidateGroup, boolean overwriteOtherChangedEntries, ObjectNode infoNode) {
ArrayNode valuesNode = null;
if (overwriteOtherChangedEntries) {
valuesNode = processEngineConfiguration.getObjectMapper().createArrayNode();
} else {
if (doesElementPropertyExist(id, USER_TASK_CANDIDATE_GROUPS, infoNode)) {
valuesNode = (ArrayNode) infoNode.get(BPMN_NODE).get(id).get(USER_TASK_CANDIDATE_GROUPS);
}
if (valuesNode == null || valuesNode.isNull()) {
valuesNode = processEngineConfiguration.getObjectMapper().createArrayNode();
}
}
valuesNode.add(candidateGroup);
setElementProperty(id, USER_TASK_CANDIDATE_GROUPS, valuesNode, infoNode);
}
public ObjectNode changeDmnTaskDecisionTableKey(String id, String decisionTableKey) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeDmnTaskDecisionTableKey(id, decisionTableKey, infoNode);
return infoNode;
}
public void changeDmnTaskDecisionTableKey(String id, String decisionTableKey, ObjectNode infoNode) {
setElementProperty(id, DMN_TASK_DECISION_TABLE_KEY, decisionTableKey, infoNode);
}
public ObjectNode changeSequenceFlowCondition(String id, String condition) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeSequenceFlowCondition(id, condition, infoNode);
return infoNode;
}
public void changeSequenceFlowCondition(String id, String condition, ObjectNode infoNode) {
setElementProperty(id, SEQUENCE_FLOW_CONDITION, condition, infoNode);
}
public ObjectNode getBpmnElementProperties(String id, ObjectNode infoNode) {
ObjectNode propertiesNode = null;
ObjectNode bpmnNode = getBpmnNode(infoNode);
if (bpmnNode != null) {
propertiesNode = (ObjectNode) bpmnNode.get(id);
}
return propertiesNode;
}
public ObjectNode changeLocalizationName(String language, String id, String value) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeLocalizationName(language, id, value, infoNode);
return infoNode;
}
public void changeLocalizationName(String language, String id, String value, ObjectNode infoNode) {
setLocalizationProperty(language, id, LOCALIZATION_NAME, value, infoNode);
}
public ObjectNode changeLocalizationDescription(String language, String id, String value) {
ObjectNode infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
changeLocalizationDescription(language, id, value, infoNode);
return infoNode;
}
public void changeLocalizationDescription(String language, String id, String value, ObjectNode infoNode) {
setLocalizationProperty(language, id, LOCALIZATION_DESCRIPTION, value, infoNode);
}
public ObjectNode getLocalizationElementProperties(String language, String id, ObjectNode infoNode) {
ObjectNode propertiesNode = null;
ObjectNode localizationNode = getLocalizationNode(infoNode);
if (localizationNode != null) {
JsonNode languageNode = localizationNode.get(language);
if (languageNode != null) {
propertiesNode = (ObjectNode) languageNode.get(id);
}
}
return propertiesNode;
}
protected boolean doesElementPropertyExist(String id, String propertyName, ObjectNode infoNode) {
boolean exists = false;
if (infoNode.get(BPMN_NODE) != null && infoNode.get(BPMN_NODE).get(id) != null && infoNode.get(BPMN_NODE).get(id).get(propertyName) != null) {
JsonNode propNode = infoNode.get(BPMN_NODE).get(id).get(propertyName);
if (!propNode.isNull()) {
exists = true;
}
}
return exists;
}
protected void setElementProperty(String id, String propertyName, String propertyValue, ObjectNode infoNode) {
ObjectNode bpmnNode = createOrGetBpmnNode(infoNode);
if (!bpmnNode.has(id)) {
bpmnNode.putObject(id);
}
((ObjectNode) bpmnNode.get(id)).put(propertyName, propertyValue);
}
protected void setElementProperty(String id, String propertyName, JsonNode propertyValue, ObjectNode infoNode) {
ObjectNode bpmnNode = createOrGetBpmnNode(infoNode);
if (!bpmnNode.has(id)) {
bpmnNode.putObject(id);
}
((ObjectNode) bpmnNode.get(id)).set(propertyName, propertyValue);
}
protected ObjectNode createOrGetBpmnNode(ObjectNode infoNode) {
if (!infoNode.has(BPMN_NODE)) {
infoNode.putObject(BPMN_NODE);
}
return (ObjectNode) infoNode.get(BPMN_NODE);
}
protected ObjectNode getBpmnNode(ObjectNode infoNode) {
return (ObjectNode) infoNode.get(BPMN_NODE);
}
protected void setLocalizationProperty(String language, String id, String propertyName, String propertyValue, ObjectNode infoNode) {
ObjectNode localizationNode = createOrGetLocalizationNode(infoNode);
if (!localizationNode.has(language)) {
localizationNode.putObject(language);
}
ObjectNode languageNode = (ObjectNode) localizationNode.get(language);
if (!languageNode.has(id)) {
languageNode.putObject(id);
}
((ObjectNode) languageNode.get(id)).put(propertyName, propertyValue);
}
protected ObjectNode createOrGetLocalizationNode(ObjectNode infoNode) {
if (!infoNode.has(LOCALIZATION_NODE)) {
infoNode.putObject(LOCALIZATION_NODE);
}
return (ObjectNode) infoNode.get(LOCALIZATION_NODE);
}
protected ObjectNode getLocalizationNode(ObjectNode infoNode) {
return (ObjectNode) infoNode.get(LOCALIZATION_NODE);
}
}
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