org.apache.camel.converter.stream
Class FileInputStreamCache

java.lang.Object
  java.io.InputStream
      org.apache.camel.converter.stream.FileInputStreamCache

All Implemented Interfaces:

Closeable, StreamCache

public final class FileInputStreamCache
extends InputStream
implements StreamCache

A StreamCache for Files

Field Summary

Fields inherited from interface org.apache.camel.StreamCache

DEFAULT_SPOOL_THRESHOLD

Constructor Summary

FileInputStreamCache(File file)

Method Summary

int	available()
void	close()
protected InputStream	getInputStream()
boolean	inMemory() Whether this StreamCache is in memory only or spooled to persistent storage such as files.
long	length() Gets the length of the cached stream.
int	read()
void	reset() Resets the StreamCache for a new stream consumption.
void	writeTo(OutputStream os) Writes the stream to the given output

Methods inherited from class java.io.InputStream

mark, markSupported, read, read, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

FileInputStreamCache

public FileInputStreamCache(File file)
                     throws FileNotFoundException

Throws:

FileNotFoundException

Method Detail

close

public void close()

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

reset

public void reset()

Description copied from interface: StreamCache

Resets the StreamCache for a new stream consumption.

Specified by:

reset in interface StreamCache

Overrides:

reset in class InputStream

writeTo

public void writeTo(OutputStream os)
             throws IOException

Description copied from interface: StreamCache

Writes the stream to the given output

Specified by:

writeTo in interface StreamCache

Parameters:

os - the destination to write to

Throws:

IOException - is thrown if write fails

inMemory

public boolean inMemory()

Description copied from interface: StreamCache

Whether this StreamCache is in memory only or spooled to persistent storage such as files.

Specified by:

inMemory in interface StreamCache

length

public long length()

Description copied from interface: StreamCache

Gets the length of the cached stream.

The implementation may return 0 in cases where the length cannot be computed, or if the implementation does not support this.

Specified by:

length in interface StreamCache

Returns:

number of bytes in the cache.

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

getInputStream

protected InputStream getInputStream()
                              throws IOException

Throws:

IOException