| /* |
| * 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.spi.mount; |
| |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Map; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Maps; |
| import org.apache.jackrabbit.oak.spi.mount.Mount; |
| import org.apache.jackrabbit.oak.spi.mount.MountInfoProvider; |
| import org.apache.jackrabbit.oak.spi.mount.Mounts; |
| |
| /** |
| * A simple and inefficient implementation to manage mount points |
| */ |
| final class SimpleMountInfoProvider implements MountInfoProvider { |
| |
| private final Map<String, Mount> mounts; |
| private final Mount defMount; |
| private final boolean hasMounts; |
| |
| SimpleMountInfoProvider(List<Mount> mountInfos) { |
| this.mounts = getMounts(mountInfos); |
| this.hasMounts = !this.mounts.isEmpty(); |
| this.defMount = defaultMount(this.mounts); |
| //TODO add validation of mountpoints |
| } |
| |
| @Override |
| public Mount getMountByPath(String path) { |
| for (Mount m : mounts.values()){ |
| if (m.isMounted(path)){ |
| return m; |
| } |
| } |
| return defMount; |
| } |
| |
| @Override |
| public Collection<Mount> getNonDefaultMounts() { |
| return mounts.values(); |
| } |
| |
| @Override |
| public Mount getMountByName(String name) { |
| return mounts.get(name); |
| } |
| |
| @Override |
| public boolean hasNonDefaultMounts() { |
| return hasMounts; |
| } |
| |
| @Override |
| public Collection<Mount> getMountsPlacedUnder(String path) { |
| Collection<Mount> mounts = Lists.newArrayList(); |
| for ( Mount mount : this.mounts.values()) { |
| if ( mount.isUnder(path) ) { |
| mounts.add(mount); |
| } |
| } |
| return mounts; |
| } |
| |
| @Override |
| public Collection<Mount> getMountsPlacedDirectlyUnder(String path) { |
| Collection<Mount> mounts = Lists.newArrayList(); |
| for ( Mount mount : this.mounts.values()) { |
| if ( mount.isDirectlyUnder(path) ) { |
| mounts.add(mount); |
| } |
| } |
| return mounts; |
| } |
| |
| @Override |
| public Mount getDefaultMount() { |
| return defMount; |
| } |
| |
| //~----------------------------------------< builder > |
| |
| //~----------------------------------------< private > |
| |
| private static Map<String, Mount> getMounts(List<Mount> mountInfos) { |
| Map<String, Mount> mounts = Maps.newHashMap(); |
| for (Mount mi : mountInfos) { |
| mounts.put(mi.getName(), mi); |
| } |
| return ImmutableMap.copyOf(mounts); |
| } |
| |
| private static Mount defaultMount(Map<String, Mount> mounts) { |
| return new Mounts.DefaultMount(mounts.values()); |
| } |
| |
| } |