org.apache.hadoop.fs
Class ContentSummary

java.lang.Object
  org.apache.hadoop.fs.ContentSummary

All Implemented Interfaces:

Writable

public class ContentSummary
extends Object
implements Writable

Store the summary of a content (a directory or a file).

Constructor Summary

ContentSummary()
Constructor

ContentSummary(long length, long fileCount, long directoryCount)
Constructor

ContentSummary(long length, long fileCount, long directoryCount, long quota)
Constructor

Method Summary

long	getDirectoryCount()
long	getFileCount()
static String	getHeader(boolean qOption) Return the header of the output.
long	getLength()
long	getQuota() Return the directory quota
void	readFields(DataInput in) Deserialize the fields of this object from in.
String	toString()
String	toString(boolean qOption) Return the string representation of the object in the output format.
void	write(DataOutput out) Serialize the fields of this object to out.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ContentSummary

public ContentSummary()

Constructor

ContentSummary

public ContentSummary(long length,
                      long fileCount,
                      long directoryCount)

Constructor

ContentSummary

public ContentSummary(long length,
                      long fileCount,
                      long directoryCount,
                      long quota)

Constructor

Method Detail

getLength

public long getLength()

Returns:

the length

getDirectoryCount

public long getDirectoryCount()

Returns:

the directory count

getFileCount

public long getFileCount()

Returns:

the file count

getQuota

public long getQuota()

Return the directory quota

write

public void write(DataOutput out)
           throws IOException

Serialize the fields of this object to out.

Specified by:

write in interface Writable

Parameters:

out - DataOuput to serialize this object into.

Throws:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

Deserialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Specified by:

readFields in interface Writable

Parameters:

in - DataInput to deseriablize this object from.

Throws:

IOException

getHeader

public static String getHeader(boolean qOption)

Return the header of the output. if qOption is false, output directory count, file count, and content size; if qOption is true, output quota and remaining quota as well.

Parameters:

qOption - a flag indicating if quota needs to be printed or not

Returns:

the header of the output

toString

public String toString()

Overrides:

toString in class Object

toString

public String toString(boolean qOption)

Return the string representation of the object in the output format. if qOption is false, output directory count, file count, and content size; if qOption is true, output quota and remaining quota as well.

Parameters:

qOption - a flag indicating if quota needs to be printed or not

Returns:

the string representation of the object