org.apache.jackrabbit.core.data.db
Class TempFileInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          org.apache.commons.io.input.ProxyInputStream
              org.apache.commons.io.input.AutoCloseInputStream
                  org.apache.jackrabbit.core.data.db.TempFileInputStream

All Implemented Interfaces:

Closeable

public class TempFileInputStream
extends org.apache.commons.io.input.AutoCloseInputStream

An input stream from a temporary file. The file is deleted when the stream is closed, fully read, or garbage collected.

This class does not support mark/reset. It is always to be wrapped using a BufferedInputStream.

Field Summary

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

TempFileInputStream(File file)
Construct a new temporary file input stream.

Method Summary

int	available()
void	close()
void	mark(int readlimit) This method does nothing.
boolean	markSupported() Check whether mark and reset are supported.
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)
void	reset()
long	skip(long n)
static long	writeToFileAndClose(InputStream in, File file) Copy the data to a file and close the input stream afterwards.

Methods inherited from class org.apache.commons.io.input.AutoCloseInputStream

finalize

Methods inherited from class java.lang.Object

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

Constructor Detail

TempFileInputStream

public TempFileInputStream(File file)
                    throws FileNotFoundException

Construct a new temporary file input stream. The file is deleted if the input stream is closed or fully read. Deleting is only attempted once.

Parameters:

file - the temporary file

Throws:

FileNotFoundException

Method Detail

writeToFileAndClose

public static long writeToFileAndClose(InputStream in,
                                       File file)
                                throws IOException

Copy the data to a file and close the input stream afterwards.

Parameters:

in - the input stream

file - the target file

Returns:

the size of the file

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Overrides:

close in class org.apache.commons.io.input.AutoCloseInputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class org.apache.commons.io.input.ProxyInputStream

Throws:

IOException

mark

public void mark(int readlimit)

This method does nothing.

Overrides:

mark in class org.apache.commons.io.input.ProxyInputStream

markSupported

public boolean markSupported()

Check whether mark and reset are supported.

Overrides:

markSupported in class org.apache.commons.io.input.ProxyInputStream

Returns:

false

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class org.apache.commons.io.input.ProxyInputStream

Throws:

IOException

reset

public void reset()
           throws IOException

Overrides:

reset in class org.apache.commons.io.input.ProxyInputStream

Throws:

IOException

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException

Overrides:

read in class org.apache.commons.io.input.AutoCloseInputStream

Throws:

IOException

read

public int read(byte[] b)
         throws IOException

Overrides:

read in class org.apache.commons.io.input.AutoCloseInputStream

Throws:

IOException

read

public int read()
         throws IOException

Overrides:

read in class org.apache.commons.io.input.AutoCloseInputStream

Throws:

IOException