com.tangosol.net
Class CompressionFilter

java.lang.Object
  com.tangosol.util.Base
      com.tangosol.net.CompressionFilter

All Implemented Interfaces:

WrapperStreamFactory, XmlConfigurable

public class CompressionFilter
extends Base
implements WrapperStreamFactory, XmlConfigurable

Provides a compression wrapper for an InputStream and OutputStream.

Author:

cp 2002.08.20

Nested Class Summary

static class	CompressionFilter.DeflaterOutputShell DeflaterOutputShell enforces the "end" call for the corresponding Deflater object.
static class	CompressionFilter.InflaterInputShell InflaterInputShell enforces the "end" call for the corresponding Inflater object.

Constructor Summary

CompressionFilter()

Method Summary

XmlElement	getConfig() Determine the current configuration of the object.
InputStream	getInputStream(InputStream stream) Requests an InputStream that wraps the passed InputStream.
OutputStream	getOutputStream(OutputStream stream) Requests an OutputStream that wraps the passed OutputStream.
void	setConfig(XmlElement xml) Specify the configuration for the object.

Constructor Detail

CompressionFilter

public CompressionFilter()

Method Detail

getInputStream

public InputStream getInputStream(InputStream stream)

Requests an InputStream that wraps the passed InputStream.

Specified by:

getInputStream in interface WrapperStreamFactory

Parameters:

stream - the java.io.InputStream to be wrapped

Returns:

an InputStream that delegates to ("wraps") the passed InputStream

getOutputStream

public OutputStream getOutputStream(OutputStream stream)

Requests an OutputStream that wraps the passed OutputStream.

Specified by:

getOutputStream in interface WrapperStreamFactory

Parameters:

stream - the java.io.OutputStream to be wrapped

Returns:

an OutputStream that delegates to ("wraps") the passed OutputStream

getConfig

public XmlElement getConfig()

Determine the current configuration of the object.

Specified by:

getConfig in interface XmlConfigurable

Returns:

the XML configuration or null

setConfig

public void setConfig(XmlElement xml)

Specify the configuration for the object.

Specified by:

setConfig in interface XmlConfigurable

Parameters:

xml - the XML configuration for the object

Throws:

IllegalStateException - if the object is not in a state that allows the configuration to be set; for example, if the object has already been configured and cannot be reconfigured