| /* |
| * 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.ignite.internal.processors.igfs; |
| |
| import org.apache.ignite.binary.BinaryObjectException; |
| import org.apache.ignite.binary.BinaryRawReader; |
| import org.apache.ignite.binary.BinaryRawWriter; |
| import org.apache.ignite.binary.BinaryReader; |
| import org.apache.ignite.binary.BinaryWriter; |
| import org.apache.ignite.binary.Binarylizable; |
| import org.apache.ignite.igfs.IgfsFile; |
| import org.apache.ignite.igfs.IgfsPath; |
| import org.apache.ignite.internal.util.typedef.internal.A; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.apache.ignite.lang.IgniteUuid; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.io.Externalizable; |
| import java.io.IOException; |
| import java.io.ObjectInput; |
| import java.io.ObjectOutput; |
| import java.util.Collections; |
| import java.util.Map; |
| |
| /** |
| * File or directory information. |
| */ |
| public final class IgfsFileImpl implements IgfsFile, Externalizable, Binarylizable { |
| /** */ |
| private static final long serialVersionUID = 0L; |
| |
| /** Path to this file. */ |
| private IgfsPath path; |
| |
| /** File id. */ |
| private IgniteUuid fileId; |
| |
| /** Block size. */ |
| private int blockSize; |
| |
| /** Group block size. */ |
| private long grpBlockSize; |
| |
| /** File length. */ |
| private long len; |
| |
| /** Last access time. */ |
| private long accessTime; |
| |
| /** Last modification time. */ |
| private long modificationTime; |
| |
| /** Flags. */ |
| private byte flags; |
| |
| /** Properties. */ |
| private Map<String, String> props; |
| |
| /** |
| * Empty constructor required by {@link Externalizable}. |
| */ |
| public IgfsFileImpl() { |
| // No-op. |
| } |
| |
| /** |
| * A copy constructor. All the fields are copied from the copied {@code igfsFile}, but the {@code groupBlockSize} |
| * which is specified separately. |
| * |
| * @param igfsFile The file to copy. |
| * @param grpBlockSize Group block size. |
| */ |
| public IgfsFileImpl(IgfsFile igfsFile, long grpBlockSize) { |
| A.notNull(igfsFile, "igfsFile"); |
| |
| this.path = igfsFile.path(); |
| this.fileId = igfsFile instanceof IgfsFileImpl ? ((IgfsFileImpl)igfsFile).fileId : IgniteUuid.randomUuid(); |
| |
| this.blockSize = igfsFile.blockSize(); |
| this.len = igfsFile.length(); |
| |
| this.grpBlockSize = igfsFile.isFile() ? grpBlockSize : 0L; |
| |
| this.props = igfsFile.properties(); |
| |
| this.accessTime = igfsFile.accessTime(); |
| this.modificationTime = igfsFile.modificationTime(); |
| this.flags = IgfsUtils.flags(igfsFile.isDirectory(), igfsFile.isFile()); |
| } |
| |
| /** |
| * Constructs directory info. |
| * |
| * @param path Path. |
| * @param info Entry info. |
| * @param globalGrpBlockSize Global group block size. |
| */ |
| public IgfsFileImpl(IgfsPath path, IgfsEntryInfo info, long globalGrpBlockSize) { |
| A.notNull(path, "path"); |
| A.notNull(info, "info"); |
| |
| this.path = path; |
| |
| fileId = info.id(); |
| |
| flags = IgfsUtils.flags(info.isDirectory(), info.isFile()); |
| |
| if (info.isFile()) { |
| blockSize = info.blockSize(); |
| |
| len = info.length(); |
| |
| grpBlockSize = info.affinityKey() == null ? globalGrpBlockSize : |
| info.length() == 0 ? globalGrpBlockSize : info.length(); |
| } |
| |
| props = info.properties(); |
| |
| if (props == null) |
| props = Collections.emptyMap(); |
| |
| accessTime = info.accessTime(); |
| modificationTime = info.modificationTime(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public IgfsPath path() { |
| return path; |
| } |
| |
| /** |
| * @return File ID. |
| */ |
| public IgniteUuid fileId() { |
| return fileId; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean isFile() { |
| return IgfsUtils.isFile(flags); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean isDirectory() { |
| return IgfsUtils.isDirectory(flags); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long length() { |
| return len; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int blockSize() { |
| return blockSize; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long groupBlockSize() { |
| return grpBlockSize; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long accessTime() { |
| return accessTime; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long modificationTime() { |
| return modificationTime; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String property(String name) throws IllegalArgumentException { |
| String val = props.get(name); |
| |
| if (val == null) |
| throw new IllegalArgumentException("File property not found [path=" + path + ", name=" + name + ']'); |
| |
| return val; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String property(String name, @Nullable String dfltVal) { |
| String val = props.get(name); |
| |
| return val == null ? dfltVal : val; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Map<String, String> properties() { |
| return props; |
| } |
| |
| /** |
| * Writes object to data output. |
| * |
| * @param out Data output. |
| */ |
| @Override public void writeExternal(ObjectOutput out) throws IOException { |
| path.writeExternal(out); |
| |
| out.writeInt(blockSize); |
| out.writeLong(grpBlockSize); |
| out.writeLong(len); |
| IgfsUtils.writeStringMap(out, props); |
| out.writeLong(accessTime); |
| out.writeLong(modificationTime); |
| out.writeByte(flags); |
| } |
| |
| /** |
| * Reads object from data input. |
| * |
| * @param in Data input. |
| */ |
| @Override public void readExternal(ObjectInput in) throws IOException { |
| path = IgfsUtils.readPath(in); |
| blockSize = in.readInt(); |
| grpBlockSize = in.readLong(); |
| len = in.readLong(); |
| props = IgfsUtils.readStringMap(in); |
| accessTime = in.readLong(); |
| modificationTime = in.readLong(); |
| flags = in.readByte(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void writeBinary(BinaryWriter writer) throws BinaryObjectException { |
| BinaryRawWriter rawWriter = writer.rawWriter(); |
| |
| IgfsUtils.writePath(rawWriter, path); |
| rawWriter.writeInt(blockSize); |
| rawWriter.writeLong(grpBlockSize); |
| rawWriter.writeLong(len); |
| IgfsUtils.writeProperties(rawWriter, props); |
| rawWriter.writeLong(accessTime); |
| rawWriter.writeLong(modificationTime); |
| rawWriter.writeByte(flags); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void readBinary(BinaryReader reader) throws BinaryObjectException { |
| BinaryRawReader rawReader = reader.rawReader(); |
| |
| path = IgfsUtils.readPath(rawReader); |
| blockSize = rawReader.readInt(); |
| grpBlockSize = rawReader.readLong(); |
| len = rawReader.readLong(); |
| props = IgfsUtils.readProperties(rawReader); |
| accessTime = rawReader.readLong(); |
| modificationTime = rawReader.readLong(); |
| flags = rawReader.readByte(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int hashCode() { |
| return path.hashCode(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean equals(Object o) { |
| if (o == this) |
| return true; |
| |
| if (o == null || getClass() != o.getClass()) |
| return false; |
| |
| IgfsFileImpl that = (IgfsFileImpl)o; |
| |
| return path.equals(that.path); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(IgfsFileImpl.class, this); |
| } |
| } |