/**
* Copyright 2010 JBoss Inc
*
* 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.drools.time.impl;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.Date;
import org.drools.runtime.Calendars;
import org.drools.time.Trigger;
public class PointInTimeTrigger
implements
Trigger {
private Date timestamp;
public PointInTimeTrigger() {
}
public PointInTimeTrigger(long timestamp,
String[] calendarNames,
Calendars calendars) {
boolean included = true;
if ( calendars != null && calendarNames != null && calendarNames.length > 0 ) {
for ( String calName : calendarNames ) {
// all calendars must not block, as soon as one blocks break
org.drools.time.Calendar cal = calendars.get( calName );
if ( cal != null && !cal.isTimeIncluded( timestamp ) ) {
included = false;
break;
}
}
}
if ( included ) {
this.timestamp = new Date( timestamp );
}
}
public Date hasNextFireTime() {
return this.timestamp;
}
public Date nextFireTime() {
Date next = timestamp;
this.timestamp = null;
return next;
}
public void readExternal(ObjectInput in) throws IOException,
ClassNotFoundException {
this.timestamp = (Date) in.readObject();
}
public void writeExternal(ObjectOutput out) throws IOException {
out.writeObject( this.timestamp );
}
}