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HADOOP-6709. Re-instate deprecated FileSystem methods that were removed after 0.20. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@939470 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Thomas White 2010-04-29 19:55:44 +00:00
parent 750fb2dbc1
commit b56827c591
2 changed files with 54 additions and 0 deletions
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3
CHANGES.txt
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@ -376,6 +376,9 @@ Trunk (unreleased changes)
HADOOP-6634. Fix AccessControlList to use short names to verify access HADOOP-6634. Fix AccessControlList to use short names to verify access
control. (Vinod Kumar Vavilapalli via sharad) control. (Vinod Kumar Vavilapalli via sharad)
HADOOP-6709. Re-instate deprecated FileSystem methods that were removed
after 0.20. (tomwhite)
Release 0.21.0 - Unreleased Release 0.21.0 - Unreleased
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

51
src/java/org/apache/hadoop/fs/FileSystem.java
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@ -137,6 +137,17 @@ public abstract class FileSystem extends Configured implements Closeable {
/** Returns a URI whose scheme and authority identify this FileSystem.*/ /** Returns a URI whose scheme and authority identify this FileSystem.*/
public abstract URI getUri(); public abstract URI getUri();
/** @deprecated call #getUri() instead.*/
@Deprecated
public String getName() { return getUri().toString(); }
/** @deprecated call #get(URI,Configuration) instead. */
@Deprecated
public static FileSystem getNamed(String name, Configuration conf)
throws IOException {
return get(URI.create(fixName(name)), conf);
}
/** Update old-format filesystem names, for back-compatibility. This should /** Update old-format filesystem names, for back-compatibility. This should
* eventually be replaced with a checkName() method that throws an exception * eventually be replaced with a checkName() method that throws an exception
* for old-format names. */ * for old-format names. */
@ -813,6 +824,19 @@ public abstract class FileSystem extends Configured implements Closeable {
public abstract FSDataOutputStream append(Path f, int bufferSize, public abstract FSDataOutputStream append(Path f, int bufferSize,
Progressable progress) throws IOException; Progressable progress) throws IOException;
/**
* Get replication.
*
* @deprecated Use getFileStatus() instead
* @param src file name
* @return file replication
* @throws IOException
*/
@Deprecated
public short getReplication(Path src) throws IOException {
return getFileStatus(src).getReplication();
}
/** /**
* Set replication for an existing file. * Set replication for an existing file.
* *
@ -922,6 +946,15 @@ public abstract class FileSystem extends Configured implements Closeable {
} }
} }
/**
* Delete a file
* @deprecated Use {@link #delete(Path, boolean)} instead.
*/
@Deprecated
public boolean delete(Path f) throws IOException {
return delete(f, true);
}
/** Delete a file. /** Delete a file.
* *
* @param f the path to delete. * @param f the path to delete.
@ -1010,6 +1043,13 @@ public abstract class FileSystem extends Configured implements Closeable {
} }
} }
/** The number of bytes in a file. */
/** @deprecated Use getFileStatus() instead */
@Deprecated
public long getLength(Path f) throws IOException {
return getFileStatus(f).getLen();
}
/** Return the {@link ContentSummary} of a given {@link Path}. */ /** Return the {@link ContentSummary} of a given {@link Path}. */
public ContentSummary getContentSummary(Path f) throws IOException { public ContentSummary getContentSummary(Path f) throws IOException {
FileStatus status = getFileStatus(f); FileStatus status = getFileStatus(f);
@ -1609,6 +1649,17 @@ public abstract class FileSystem extends Configured implements Closeable {
return used; return used;
} }
/**
* Get the block size for a particular file.
* @param f the filename
* @return the number of bytes in a block
*/
/** @deprecated Use getFileStatus() instead */
@Deprecated
public long getBlockSize(Path f) throws IOException {
return getFileStatus(f).getBlockSize();
}
/** Return the number of bytes that large input files should be optimally /** Return the number of bytes that large input files should be optimally
* be split into to minimize i/o time. */ * be split into to minimize i/o time. */
public long getDefaultBlockSize() { public long getDefaultBlockSize() {