com.danikula.videocache

Interface Source

All Known Implementing Classes:

ByteArraySource, HttpUrlSource

public interface Source

Source for proxy.

Method Summary

Modifier and Type	Method and Description
void	close() Closes source and release resources.
long	length() Returns length bytes or negative value if length is unknown.
void	open(long offset) Opens source.
int	read(byte[] buffer) Read data to byte buffer from source with current offset.

Method Detail

open

void open(long offset)
   throws ProxyCacheException

Opens source. Source should be open before using read(byte[])

Parameters:

offset - offset in bytes for source.

Throws:

ProxyCacheException - if error occur while opening source.

length

long length()
     throws ProxyCacheException

Returns length bytes or negative value if length is unknown.

Returns:

bytes length

Throws:

ProxyCacheException - if error occur while fetching source data.

read

int read(byte[] buffer)
  throws ProxyCacheException

Read data to byte buffer from source with current offset.

Parameters:

buffer - a buffer to be used for reading data.

Returns:

a count of read bytes

Throws:

ProxyCacheException - if error occur while reading source.

close

void close()
    throws ProxyCacheException

Closes source and release resources. Every opened source should be closed.

Throws:

ProxyCacheException - if error occur while closing source.