/* 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.jobexecutor;
import java.io.Serializable;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.ActivitiIllegalArgumentException;
import org.activiti.engine.delegate.Expression;
import org.activiti.engine.delegate.VariableScope;
import org.activiti.engine.impl.calendar.BusinessCalendar;
import org.activiti.engine.impl.context.Context;
import org.activiti.engine.impl.el.NoExecutionVariableScope;
import org.activiti.engine.impl.persistence.entity.ExecutionEntity;
import org.activiti.engine.impl.persistence.entity.TimerEntity;
import org.joda.time.DateTime;
/**
* @author Tom Baeyens
*/
public class TimerDeclarationImpl implements Serializable {
private static final long serialVersionUID = 1L;
protected Expression description;
protected TimerDeclarationType type;
protected Expression endDateExpression;
protected Expression calendarNameExpression;
protected String jobHandlerType;
protected String jobHandlerConfiguration = null;
protected String repeat;
protected boolean exclusive = TimerEntity.DEFAULT_EXCLUSIVE;
protected int retries = TimerEntity.DEFAULT_RETRIES;
protected boolean isInterruptingTimer; // For boundary timers
public TimerDeclarationImpl(Expression expression, TimerDeclarationType type, String jobHandlerType, Expression endDateExpression, Expression calendarNameExpression) {
this(expression,type,jobHandlerType);
this.endDateExpression = endDateExpression;
this.calendarNameExpression = calendarNameExpression;
}
public TimerDeclarationImpl(Expression expression, TimerDeclarationType type, String jobHandlerType) {
this.jobHandlerType = jobHandlerType;
this.description = expression;
this.type= type;
}
public Expression getDescription() {
return description;
}
public String getJobHandlerType() {
return jobHandlerType;
}
public String getJobHandlerConfiguration() {
return jobHandlerConfiguration;
}
public void setJobHandlerConfiguration(String jobHandlerConfiguration) {
this.jobHandlerConfiguration = jobHandlerConfiguration;
}
public String getRepeat() {
return repeat;
}
public void setRepeat(String repeat) {
this.repeat = repeat;
}
public boolean isExclusive() {
return exclusive;
}
public void setExclusive(boolean exclusive) {
this.exclusive = exclusive;
}
public int getRetries() {
return retries;
}
public void setRetries(int retries) {
this.retries = retries;
}
public void setJobHandlerType(String jobHandlerType) {
this.jobHandlerType = jobHandlerType;
}
public boolean isInterruptingTimer() {
return isInterruptingTimer;
}
public void setInterruptingTimer(boolean isInterruptingTimer) {
this.isInterruptingTimer = isInterruptingTimer;
}
public TimerEntity prepareTimerEntity(ExecutionEntity executionEntity) {
// ACT-1415: timer-declaration on start-event may contain expressions NOT
// evaluating variables but other context, evaluating should happen nevertheless
VariableScope scopeForExpression = executionEntity;
if (scopeForExpression == null) {
scopeForExpression = NoExecutionVariableScope.getSharedInstance();
}
String calendarNameValue = type.calendarName;
if (this.calendarNameExpression != null) {
calendarNameValue = (String) this.calendarNameExpression.getValue(scopeForExpression);
}
BusinessCalendar businessCalendar = Context
.getProcessEngineConfiguration()
.getBusinessCalendarManager()
.getBusinessCalendar(calendarNameValue);
if (description==null) {
// Prevent NPE from happening in the next line
throw new ActivitiIllegalArgumentException("Timer '"+executionEntity.getActivityId()+"' was not configured with a valid duration/time");
}
String endDateString = null;
String dueDateString = null;
Date duedate = null;
Date endDate = null;
if (endDateExpression != null && !(scopeForExpression instanceof NoExecutionVariableScope)) {
Object endDateValue = endDateExpression.getValue(scopeForExpression);
if (endDateValue instanceof String) {
endDateString = (String) endDateValue;
} else if (endDateValue instanceof Date) {
endDate = (Date) endDateValue;
} else if (endDateValue instanceof DateTime) {
// Joda DateTime support
duedate = ((DateTime) endDateValue).toDate();
} else {
throw new ActivitiException("Timer '" + executionEntity.getActivityId() + "' was not configured with a valid duration/time, either hand in a java.util.Date or a String in format 'yyyy-MM-dd'T'hh:mm:ss'");
}
if (endDate == null) {
endDate = businessCalendar.resolveEndDate(endDateString);
}
}
Object dueDateValue = description.getValue(scopeForExpression);
if (dueDateValue instanceof String) {
dueDateString = (String) dueDateValue;
} else if (dueDateValue instanceof Date) {
duedate = (Date)dueDateValue;
} else if (dueDateValue instanceof DateTime) {
// Joda DateTime support
duedate = ((DateTime) dueDateValue).toDate();
} else if (dueDateValue != null) {
//dueDateValue==null is OK - but unexpected class type must throw an error.
throw new ActivitiException("Timer '"+executionEntity.getActivityId()+"' was not configured with a valid duration/time, either hand in a java.util.Date or a String in format 'yyyy-MM-dd'T'hh:mm:ss'");
}
if (duedate == null && dueDateString != null) {
duedate = businessCalendar.resolveDuedate(dueDateString);
}
TimerEntity timer = null;
// if dueDateValue is null -> this is OK - timer will be null and job not scheduled
if (duedate!=null) {
timer = new TimerEntity(this);
timer.setDuedate(duedate);
timer.setEndDate(endDate);
if (executionEntity != null) {
timer.setExecution(executionEntity);
timer.setProcessDefinitionId(executionEntity.getProcessDefinitionId());
timer.setProcessInstanceId(executionEntity.getProcessInstanceId());
// Inherit tenant identifier (if applicable)
if (executionEntity != null && executionEntity.getTenantId() != null) {
timer.setTenantId(executionEntity.getTenantId());
}
}
if (type == TimerDeclarationType.CYCLE) {
// See ACT-1427: A boundary timer with a cancelActivity='true', doesn't need to repeat itself
boolean repeat = !isInterruptingTimer;
// ACT-1951: intermediate catching timer events shouldn't repeat according to spec
if(TimerCatchIntermediateEventJobHandler.TYPE.equals(jobHandlerType)) {
repeat = false;
if (endDate!=null) {
long endDateMiliss = endDate.getTime();
long dueDateMiliss = duedate.getTime();
long dueDate = Math.min(endDateMiliss,dueDateMiliss);
timer.setDuedate(new Date(dueDate));
}
}
if (repeat) {
String prepared = prepareRepeat(dueDateString);
timer.setRepeat(prepared);
}
}
}
return timer;
}
private String prepareRepeat(String dueDate) {
if (dueDate.startsWith("R") && dueDate.split("/").length==2) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
return dueDate.replace("/","/"+sdf.format(Context.getProcessEngineConfiguration().getClock().getCurrentTime())+"/");
}
return dueDate;
}
}