package org.activiti.engine.impl.jobexecutor;
/* 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.
*/
import org.activiti.engine.delegate.Expression;
import org.activiti.engine.impl.util.json.JSONException;
import org.activiti.engine.impl.util.json.JSONObject;
public class TimerEventHandler {
public static final String PROPERTYNAME_TIMER_ACTIVITY_ID = "activityId";
public static final String PROPERTYNAME_END_DATE_EXPRESSION = "timerEndDate";
public static final String PROPERTYNAME_PROCESS_DEFINITION_KEY = "processDefinitionKey";
public static final String PROPERTYNAME_CALENDAR_NAME_EXPRESSION = "calendarName";
public static String createConfiguration(String id, Expression endDate, Expression calendarName) {
JSONObject cfgJson = new JSONObject();
cfgJson.put(PROPERTYNAME_TIMER_ACTIVITY_ID, id);
if (endDate!=null) {
cfgJson.put(PROPERTYNAME_END_DATE_EXPRESSION, endDate.getExpressionText());
}
if (calendarName != null) {
cfgJson.put(PROPERTYNAME_CALENDAR_NAME_EXPRESSION, calendarName.getExpressionText());
}
return cfgJson.toString();
}
public String setActivityIdToConfiguration(String jobHandlerConfiguration, String activityId) {
try {
JSONObject cfgJson = new JSONObject(jobHandlerConfiguration);
cfgJson.put(PROPERTYNAME_TIMER_ACTIVITY_ID, activityId);
return cfgJson.toString();
} catch (JSONException ex){
return jobHandlerConfiguration;
}
}
public static String getActivityIdFromConfiguration(String jobHandlerConfiguration) {
try {
JSONObject cfgJson = new JSONObject(jobHandlerConfiguration);
return cfgJson.get(PROPERTYNAME_TIMER_ACTIVITY_ID).toString();
} catch (JSONException ex){
return jobHandlerConfiguration;
}
}
public static String geCalendarNameFromConfiguration(String jobHandlerConfiguration) {
try {
JSONObject cfgJson = new JSONObject(jobHandlerConfiguration);
return cfgJson.get(PROPERTYNAME_CALENDAR_NAME_EXPRESSION).toString();
} catch (JSONException ex) {
// calendar name is not specified
return "";
}
}
public String setEndDateToConfiguration(String jobHandlerConfiguration, String endDate) {
JSONObject cfgJson =null;
try {
cfgJson = new JSONObject(jobHandlerConfiguration);
} catch (JSONException ex){
//create the json config
cfgJson = new JSONObject();
cfgJson.put(PROPERTYNAME_TIMER_ACTIVITY_ID, jobHandlerConfiguration);
}
if (endDate!=null) {
cfgJson.put(PROPERTYNAME_END_DATE_EXPRESSION, endDate);
}
return cfgJson.toString();
}
public static String getEndDateFromConfiguration(String jobHandlerConfiguration) {
try{
JSONObject cfgJson = new JSONObject(jobHandlerConfiguration);
return cfgJson.get(PROPERTYNAME_END_DATE_EXPRESSION).toString();
} catch (JSONException ex){
return null;
}
}
public String setProcessDefinitionKeyToConfiguration(String jobHandlerConfiguration, String activityId) {
try{
JSONObject cfgJson = new JSONObject(jobHandlerConfiguration);
cfgJson.put(PROPERTYNAME_PROCESS_DEFINITION_KEY, activityId);
return cfgJson.toString();
} catch (JSONException ex){
return jobHandlerConfiguration;
}
}
public String getProcessDefinitionKeyFromConfiguration(String jobHandlerConfiguration) {
try{
JSONObject cfgJson = new JSONObject(jobHandlerConfiguration);
return cfgJson.get(PROPERTYNAME_PROCESS_DEFINITION_KEY).toString();
} catch (JSONException ex){
return null;
}
}
/**
* Before Activiti 5.21, the jobHandlerConfiguration would have as activityId the process definition key
* (as only one timer start event was supported). In >= 5.21, this changed and in >= 5.21 the activityId
* is the REAL activity id. It can be recognized by having the 'processDefinitionKey' in the configuration.
* A < 5.21 job would not have that.
*/
public static boolean hasRealActivityId(String jobHandlerConfiguration) {
try{
JSONObject cfgJson = new JSONObject(jobHandlerConfiguration);
Object processDefinitionKey = cfgJson.get(PROPERTYNAME_PROCESS_DEFINITION_KEY);
if (processDefinitionKey != null) {
return processDefinitionKey.toString().length() > 0;
}
}catch (JSONException ex){
return false;
}
return false;
}
}