/* * 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.parquet.hadoop.util; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.fs.FileStatus; import org.apache.hadoop.fs.FileSystem; import org.apache.hadoop.fs.Path; import org.apache.parquet.io.SeekableInputStream; import org.apache.parquet.io.InputFile; import java.io.IOException; public class HadoopInputFile implements InputFile { private final FileSystem fs; private final FileStatus stat; private final Configuration conf; public static HadoopInputFile fromPath(Path path, Configuration conf) throws IOException { FileSystem fs = path.getFileSystem(conf); return new HadoopInputFile(fs, fs.getFileStatus(path), conf); } public static HadoopInputFile fromStatus(FileStatus stat, Configuration conf) throws IOException { FileSystem fs = stat.getPath().getFileSystem(conf); return new HadoopInputFile(fs, stat, conf); } private HadoopInputFile(FileSystem fs, FileStatus stat, Configuration conf) { this.fs = fs; this.stat = stat; this.conf = conf; } public Configuration getConfiguration() { return conf; } @Override public long getLength() { return stat.getLen(); } @Override public SeekableInputStream newStream() throws IOException { return HadoopStreams.wrap(fs.open(stat.getPath())); } @Override public String toString() { return stat.getPath().toString(); } }