001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.activemq.broker.scheduler;
018
019import java.util.Collections;
020import java.util.List;
021import org.apache.kahadb.util.ByteSequence;
022
023public class JobSchedulerFacade implements JobScheduler {
024
025    private final SchedulerBroker broker;
026    
027    JobSchedulerFacade(SchedulerBroker broker){
028        this.broker=broker;
029    }
030    public void addListener(JobListener l) throws Exception {
031        JobScheduler js = this.broker.getInternalScheduler();
032        if (js !=null) {
033            js.addListener(l);
034        }
035    }
036
037    public List<Job> getAllJobs() throws Exception {
038        JobScheduler js = this.broker.getInternalScheduler();
039        if (js !=null) {
040            return js.getAllJobs();
041        }
042        return Collections.emptyList();
043    }
044
045    public List<Job> getAllJobs(long start, long finish) throws Exception {
046        JobScheduler js = this.broker.getInternalScheduler();
047        if (js !=null) {
048            return js.getAllJobs(start,finish);
049        }
050        return Collections.emptyList();
051    }
052
053    public String getName() throws Exception {
054        JobScheduler js = this.broker.getInternalScheduler();
055        if (js !=null) {
056            return js.getName();
057        }
058        return "";
059    }
060
061    public List<Job> getNextScheduleJobs() throws Exception {
062        JobScheduler js = this.broker.getInternalScheduler();
063        if (js !=null) {
064            return js.getNextScheduleJobs();
065        }
066        return Collections.emptyList();
067    }
068
069    public long getNextScheduleTime() throws Exception {
070        JobScheduler js = this.broker.getInternalScheduler();
071        if (js !=null) {
072            return js.getNextScheduleTime();
073        }
074        return 0;
075    }
076
077    public void remove(long time) throws Exception {
078        JobScheduler js = this.broker.getInternalScheduler();
079        if (js !=null) {
080            js.remove(time);
081        }
082    }
083
084    public void remove(String jobId) throws Exception {
085        JobScheduler js = this.broker.getInternalScheduler();
086        if (js !=null) {
087            js.remove(jobId);
088        }
089
090    }
091
092    public void removeAllJobs() throws Exception {
093        JobScheduler js = this.broker.getInternalScheduler();
094        if (js !=null) {
095            js.removeAllJobs();
096        }
097    }
098
099    public void removeAllJobs(long start, long finish) throws Exception {
100        JobScheduler js = this.broker.getInternalScheduler();
101        if (js !=null) {
102            js.removeAllJobs(start,finish);
103        }
104
105    }
106
107    public void removeListener(JobListener l) throws Exception {
108        JobScheduler js = this.broker.getInternalScheduler();
109        if (js !=null) {
110            js.removeListener(l);
111        }
112
113    }
114
115    public void schedule(String jobId, ByteSequence payload, long delay) throws Exception {
116        JobScheduler js = this.broker.getInternalScheduler();
117        if (js !=null) {
118            js.schedule(jobId, payload, delay);
119        }
120    }
121
122    public void schedule(String jobId, ByteSequence payload,String cronEntry, long start, long period, int repeat) throws Exception {
123        JobScheduler js = this.broker.getInternalScheduler();
124        if (js !=null) {
125            js.schedule(jobId, payload, cronEntry,start,period,repeat);
126        }
127    }
128    public void schedule(String jobId, ByteSequence payload, String cronEntry) throws Exception {
129        JobScheduler js = this.broker.getInternalScheduler();
130        if (js !=null) {
131            js.schedule(jobId, payload, cronEntry);
132        }
133        
134    }
135}