| /* |
| * 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.segment.file.proc; |
| |
| import static org.apache.jackrabbit.oak.plugins.memory.PropertyStates.createProperty; |
| |
| import java.util.stream.Collectors; |
| import java.util.stream.StreamSupport; |
| |
| import com.google.common.collect.ImmutableList; |
| import org.apache.jackrabbit.oak.api.PropertyState; |
| import org.apache.jackrabbit.oak.plugins.memory.EmptyNodeState; |
| import org.apache.jackrabbit.oak.segment.file.proc.Proc.Backend; |
| import org.apache.jackrabbit.oak.spi.state.ChildNodeEntry; |
| import org.apache.jackrabbit.oak.spi.state.NodeState; |
| import org.jetbrains.annotations.NotNull; |
| |
| class TarNode extends AbstractNode { |
| |
| private final Backend backend; |
| |
| private final String name; |
| |
| TarNode(Backend backend, String name) { |
| this.backend = backend; |
| this.name = name; |
| } |
| |
| @NotNull |
| @Override |
| public Iterable<? extends PropertyState> getProperties() { |
| return ImmutableList.of( |
| createProperty("name", name), |
| createProperty("size", backend.getTarSize(name).orElse(-1L)) |
| ); |
| } |
| |
| @Override |
| public boolean hasChildNode(@NotNull String name) { |
| return backend.segmentExists(this.name, name); |
| } |
| |
| @NotNull |
| @Override |
| public NodeState getChildNode(@NotNull String name) throws IllegalArgumentException { |
| if (backend.segmentExists(this.name, name)) { |
| return SegmentNode.newSegmentNode(backend, name); |
| } |
| return EmptyNodeState.MISSING_NODE; |
| } |
| |
| @NotNull |
| @Override |
| public Iterable<? extends ChildNodeEntry> getChildNodeEntries() { |
| return StreamSupport.stream(backend.getSegmentIds(name).spliterator(), false) |
| .map(this::newSegmentEntry) |
| .collect(Collectors.toList()); |
| } |
| |
| ChildNodeEntry newSegmentEntry(String segmentId) { |
| return new SegmentEntry(backend, segmentId); |
| } |
| |
| } |