| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.sling.distribution.queue.impl.simple; |
| |
| import org.apache.sling.distribution.queue.spi.DistributionQueue; |
| |
| import java.util.Map; |
| |
| import org.apache.sling.distribution.queue.DistributionQueueEntry; |
| import org.apache.sling.distribution.queue.DistributionQueueItemStatus; |
| import org.apache.sling.distribution.queue.impl.DistributionQueueProcessor; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * a simple scheduled {@link SimpleDistributionQueue}s processor |
| */ |
| public class SimpleDistributionQueueProcessor implements Runnable { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| private final DistributionQueue queue; |
| private final DistributionQueueProcessor queueProcessor; |
| private final Map<String, DistributionQueueItemStatus> statusMap; |
| |
| public SimpleDistributionQueueProcessor(DistributionQueue queue, |
| DistributionQueueProcessor queueProcessor, |
| Map<String, DistributionQueueItemStatus> statusMap) { |
| this.queue = queue; |
| this.queueProcessor = queueProcessor; |
| this.statusMap = statusMap; |
| } |
| |
| public void run() { |
| try { |
| DistributionQueueEntry entry; |
| while ((entry = queue.getHead()) != null) { |
| DistributionQueueItemStatus itemStatus = entry.getStatus(); |
| statusMap.put(entry.getId(), new DistributionQueueItemStatus(itemStatus.getEntered(), |
| itemStatus.getItemState(), itemStatus.getAttempts() + 1, queue.getName())); |
| if (queueProcessor.process(queue.getName(), entry)) { |
| if (queue.remove(entry.getId()) != null) { |
| log.debug("item {} processed and removed from the queue", entry.getItem()); |
| } |
| } else { |
| log.warn("processing of item {} failed", entry.getId()); |
| } |
| } |
| } catch (Exception e) { |
| log.error("error while processing queue {}", e); |
| } |
| |
| } |
| } |