| /* |
| * 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.geode.cache.lucene.internal.filesystem; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.util.UUID; |
| |
| import org.apache.geode.internal.serialization.DataSerializableFixedID; |
| import org.apache.geode.internal.serialization.DeserializationContext; |
| import org.apache.geode.internal.serialization.SerializationContext; |
| import org.apache.geode.internal.serialization.Version; |
| |
| /** |
| * The key for a single chunk on a file stored within a region. |
| */ |
| public class ChunkKey implements DataSerializableFixedID { |
| UUID fileId; |
| int chunkId; |
| |
| /** |
| * Constructor used for serialization only. |
| */ |
| public ChunkKey() {} |
| |
| ChunkKey(UUID fileName, int chunkId) { |
| this.fileId = fileName; |
| this.chunkId = chunkId; |
| } |
| |
| /** |
| * @return the fileName |
| */ |
| public UUID getFileId() { |
| return fileId; |
| } |
| |
| /** |
| * @return the chunkId |
| */ |
| public int getChunkId() { |
| return chunkId; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + fileId.hashCode(); |
| result = prime * result + chunkId; |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null) { |
| return false; |
| } |
| if (!(obj instanceof ChunkKey)) { |
| return false; |
| } |
| ChunkKey other = (ChunkKey) obj; |
| if (chunkId != other.chunkId) { |
| return false; |
| } |
| if (fileId == null) { |
| if (other.fileId != null) { |
| return false; |
| } |
| } else if (!fileId.equals(other.fileId)) { |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public Version[] getSerializationVersions() { |
| return null; |
| } |
| |
| @Override |
| public int getDSFID() { |
| return LUCENE_CHUNK_KEY; |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| out.writeInt(chunkId); |
| out.writeLong(fileId.getMostSignificantBits()); |
| out.writeLong(fileId.getLeastSignificantBits()); |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| chunkId = in.readInt(); |
| long high = in.readLong(); |
| long low = in.readLong(); |
| fileId = new UUID(high, low); |
| } |
| |
| |
| } |