/**
* 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.hadoop.fs;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import com.facebook.swift.codec.ThriftField;
import com.facebook.swift.codec.ThriftStruct;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.io.Writable;
/**
* Metadata for a currently open file
* @see FileSystem#iterativeGetOpenFiles
*/
@ThriftStruct
public class OpenFileInfo implements Writable {
public OpenFileInfo() {
}
public OpenFileInfo(String filePath, long millisOpen) {
this.filePath = filePath;
this.millisOpen = millisOpen;
}
public void write(DataOutput out) throws IOException {
Text.writeString(out, filePath);
out.writeLong(millisOpen);
}
public void readFields(DataInput in) throws IOException {
filePath = Text.readString(in);
millisOpen = in.readLong();
}
@ThriftField(1)
public String filePath; // full path of the file
@ThriftField(2)
public long millisOpen; // milliseconds that the file has been held open
public static void write(DataOutput out, OpenFileInfo elem) throws IOException {
OpenFileInfo info = new OpenFileInfo(elem.filePath, elem.millisOpen);
info.write(out);
}
public static OpenFileInfo read(DataInput in) throws IOException {
OpenFileInfo info = new OpenFileInfo();
info.readFields(in);
return info;
}
}