| /* |
| * 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.jackrabbit.oak.composite; |
| |
| import org.apache.jackrabbit.oak.commons.jmx.AbstractCheckpointMBean; |
| |
| import javax.management.openmbean.OpenDataException; |
| import javax.management.openmbean.TabularDataSupport; |
| import java.util.Date; |
| import java.util.Map; |
| import java.util.stream.StreamSupport; |
| |
| import static org.apache.jackrabbit.oak.composite.CompositeNodeStore.CHECKPOINT_METADATA; |
| |
| public class CompositeCheckpointMBean extends AbstractCheckpointMBean { |
| |
| private final CompositeNodeStore store; |
| |
| public CompositeCheckpointMBean(CompositeNodeStore store) { |
| this.store = store; |
| } |
| |
| @Override |
| public String createCheckpoint(long lifetime) { |
| return store.checkpoint(lifetime); |
| } |
| |
| @Override |
| public boolean releaseCheckpoint(String id) { |
| return store.release(id); |
| } |
| |
| @Override |
| protected void collectCheckpoints(TabularDataSupport tab) throws OpenDataException { |
| for (String id : store.checkpoints()) { |
| Map<String, String> info = store.allCheckpointInfo(id); |
| tab.put(id, toCompositeData( |
| id, |
| getDate(info, CHECKPOINT_METADATA + "created"), |
| getDate(info, CHECKPOINT_METADATA + "expires"), |
| store.checkpointInfo(id))); |
| } |
| } |
| |
| @Override |
| public long getOldestCheckpointCreationTimestamp() { |
| return StreamSupport.stream(store.checkpoints().spliterator(), false) |
| .map(store::allCheckpointInfo) |
| .map(i -> i.get(CHECKPOINT_METADATA + "created")) |
| .mapToLong(l -> l == null ? 0 : Long.valueOf(l)) |
| .sorted() |
| .findFirst() |
| .orElse(0); |
| } |
| |
| private static String getDate(Map<String, String> info, String name) { |
| String p = info.get(name); |
| if (p == null) { |
| return "NA"; |
| } |
| try { |
| return new Date(Long.valueOf(p)).toString(); |
| } catch (NumberFormatException e) { |
| return "NA"; |
| } |
| } |
| } |