org.zmpp.iff
Class DefaultFormChunk

java.lang.Object
  org.zmpp.iff.DefaultChunk
      org.zmpp.iff.DefaultFormChunk

All Implemented Interfaces:

Chunk, FormChunk

public class DefaultFormChunk
extends DefaultChunk
implements FormChunk

This class implements the FormChunk interface.

Version:

1.0

Author:

Wei-ju Wu

Field Summary

Fields inherited from class org.zmpp.iff.DefaultChunk

memaccess

Fields inherited from interface org.zmpp.iff.Chunk

CHUNK_HEADER_LENGTH, CHUNK_ID_LENGTH, CHUNK_SIZEWORD_LENGTH

Constructor Summary

DefaultFormChunk(MemoryAccess memaccess)
Constructor.

Method Summary

Chunk	getSubChunk(byte[] id) Returns the chunk with the specified id.
Iterator<Chunk>	getSubChunks() Returns an iterator of chunks contained in this form chunk.
byte[]	getSubId() Returns the sub id.
boolean	isValid() Returns true if this is a valid chunk.

Methods inherited from class org.zmpp.iff.DefaultChunk

getId, getMemoryAccess, getSize

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.zmpp.iff.Chunk

getId, getMemoryAccess, getSize

Constructor Detail

DefaultFormChunk

public DefaultFormChunk(MemoryAccess memaccess)

Constructor.

Parameters:

memaccess - a MemoryAccess object

Method Detail

isValid

public boolean isValid()

Returns true if this is a valid chunk.

Specified by:

isValid in interface Chunk

Overrides:

isValid in class DefaultChunk

Returns:

true if valid, false otherwise

getSubId

public byte[] getSubId()

Returns the sub id.

Specified by:

getSubId in interface FormChunk

Returns:

the sub id

getSubChunks

public Iterator<Chunk> getSubChunks()

Returns an iterator of chunks contained in this form chunk.

Specified by:

getSubChunks in interface FormChunk

Returns:

the enumeration of sub chunks

getSubChunk

public Chunk getSubChunk(byte[] id)

Returns the chunk with the specified id.

Specified by:

getSubChunk in interface FormChunk

Parameters:

id - the id

Returns:

the chunk with the specified id or null if it does not exist