hadoop Abfs 源码
haddop Abfs 代码
文件路径：/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/Abfs.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.azurebfs;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.DelegateToFileSystem;
import org.apache.hadoop.fs.azurebfs.constants.FileSystemUriSchemes;
/**
* Azure Blob File System implementation of AbstractFileSystem.
* This impl delegates to the old FileSystem
*/
@InterfaceStability.Evolving
public class Abfs extends DelegateToFileSystem {
Abfs(final URI theUri, final Configuration conf) throws IOException,
URISyntaxException {
super(theUri, new AzureBlobFileSystem(), conf, FileSystemUriSchemes.ABFS_SCHEME, false);
}
@Override
public int getUriDefaultPort() {
return -1;
}
/**
* Close the file system; the FileContext API doesn't have an explicit close.
*/
@Override
protected void finalize() throws Throwable {
fsImpl.close();
super.finalize();
}
}
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