org.foray.graphic.factory
Class EPSFactory

java.lang.Object
  org.foray.graphic.factory.GraphicFactory
      org.foray.graphic.factory.EPSFactory

public class EPSFactory
extends GraphicFactory

GraphicFactory object for EPS graphic type.

Field Summary

protected static byte[]	EPS_HEADER_ASCII The header bytes at the beginning of an EPS file in ASCII format.
protected static byte[]	EPS_HEADER_BINARY The header bytes at the beginning of an EPS file in binary format.

Constructor Summary

EPSFactory(GraphicServer4a server)
Constructor.

Method Summary

EPSGraphic

attemptCreate(URL url, BufferedInputStream bis) Subclasses implement this method to try to create an appropriate Graphic instance.

Methods inherited from class org.foray.graphic.factory.GraphicFactory

getLogger, getServer, makeGraphic, maxBytesToVerify

Methods inherited from class java.lang.Object

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

Field Detail

EPS_HEADER_BINARY

protected static final byte[] EPS_HEADER_BINARY

The header bytes at the beginning of an EPS file in binary format.

EPS_HEADER_ASCII

protected static final byte[] EPS_HEADER_ASCII

The header bytes at the beginning of an EPS file in ASCII format.

Constructor Detail

EPSFactory

public EPSFactory(GraphicServer4a server)

Constructor.

Parameters:

server - The parent graphic server.

Method Detail

attemptCreate

public EPSGraphic attemptCreate(URL url,
                                BufferedInputStream bis)
                         throws IOException

Description copied from class: GraphicFactory

Subclasses implement this method to try to create an appropriate Graphic instance. Note that this superclass handles the task of marking and resetting the input stream, so all the subclass needs to do is read the stream.

Specified by:

attemptCreate in class GraphicFactory

Parameters:

url - The URL which contains the graphic content.

bis - The reusable input stream containing the bytes from url.

Returns:

The newly-created Graphic instance, or null if this factory was unable to create such an instance.

Throws:

IOException - For IO errors.