org.zmpp.iff
Class DefaultChunk

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

All Implemented Interfaces:

Chunk

Direct Known Subclasses:

DefaultFormChunk

public class DefaultChunk
extends Object
implements Chunk

This is the default implementation of the Chunk interface.

Version:

1.0

Author:

Wei-ju Wu

Field Summary

protected MemoryAccess

memaccess The memory access object.

Fields inherited from interface org.zmpp.iff.Chunk

CHUNK_HEADER_LENGTH, CHUNK_ID_LENGTH, CHUNK_SIZEWORD_LENGTH

Constructor Summary

DefaultChunk(MemoryAccess memaccess)
Constructor.

Method Summary

byte[]	getId() Returns this IFF chunk's id.
MemoryAccess	getMemoryAccess() Returns a memory access object to the chunk.
int	getSize() The chunk data size, excluding id and size word.
boolean	isValid() Returns true if this is a valid chunk.

Methods inherited from class java.lang.Object

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

Field Detail

memaccess

protected MemoryAccess memaccess

The memory access object.

Constructor Detail

DefaultChunk

public DefaultChunk(MemoryAccess memaccess)

Constructor.

Parameters:

memaccess - a memory access object to the chunk data

Method Detail

isValid

public boolean isValid()

Returns true if this is a valid chunk.

Specified by:

isValid in interface Chunk

Returns:

true if valid, false otherwise

getId

public byte[] getId()

Returns this IFF chunk's id. An id is a 4 byte array.

Specified by:

getId in interface Chunk

Returns:

the id

getSize

public int getSize()

The chunk data size, excluding id and size word.

Specified by:

getSize in interface Chunk

Returns:

the size

getMemoryAccess

public MemoryAccess getMemoryAccess()

Returns a memory access object to the chunk.

Specified by:

getMemoryAccess in interface Chunk

Returns:

the MemoryAccess object