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51263
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claudio.at
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package eu.dnetlib.dhp.common.java.io;
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import java.io.File;
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import java.io.IOException;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.FSDataInputStream;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.Path;
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/**
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* Path to a directory or a file along with information about the
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* file system in which the path is defined.
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*
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* @author Mateusz Kobos
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*
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*/
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public class FileSystemPath {
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private final FileSystem fs;
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private final Path path;
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/**
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* Path in the local file system
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*/
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public FileSystemPath(File file) throws IOException {
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this(new Path(file.toURI()));
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}
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/**
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* Path in the local file system
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*/
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public FileSystemPath(Path path) throws IOException{
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this(FileSystem.get(new Configuration(false)), path);
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}
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/**
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* Path in the given file system
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*/
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public FileSystemPath(FileSystem fs, Path path){
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this.fs = fs;
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this.path = path;
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}
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/** Create a path with a child element */
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public FileSystemPath(FileSystemPath parent, String child){
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this.fs = parent.getFileSystem();
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this.path = new Path(parent.getPath(), child);
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}
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public FileSystem getFileSystem() {
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return fs;
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}
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public Path getPath() {
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return path;
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}
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public FSDataInputStream getInputStream() throws IOException{
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return getFileSystem().open(getPath());
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}
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}
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