branch-0.23.1/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/local/LocalFs.java

/**
 * 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.local;

import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;

import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.AbstractFileSystem;
import org.apache.hadoop.fs.ChecksumFs;

/**
 * The LocalFs implementation of ChecksumFs.
 */
@InterfaceAudience.Private
@InterfaceStability.Evolving /*Evolving for a release,to be changed to Stable */
public class LocalFs extends ChecksumFs {
  LocalFs(final Configuration conf) throws IOException, URISyntaxException {
    super(new RawLocalFs(conf));
  }
  
  /**
   * This constructor has the signature needed by
   * {@link AbstractFileSystem#createFileSystem(URI, Configuration)}.
   * 
   * @param theUri which must be that of localFs
   * @param conf
   * @throws IOException
   * @throws URISyntaxException 
   */
  LocalFs(final URI theUri, final Configuration conf) throws IOException,
      URISyntaxException {
    this(conf);
  }
}