org.zmpp.base
Interface MemoryReadAccess

All Known Subinterfaces:

MemoryAccess

All Known Implementing Classes:

DefaultMemoryAccess, MemorySection

public interface MemoryReadAccess

This interface defines an abstract read access to a region of memory.

Version:

1.0

Author:

Wei-ju Wu

Method Summary

byte	readByte(int address) Returns the signed 8 bit value at specified address.
short	readShort(int address) Returns the signed 16 bit word at the specified address.
long	readUnsigned32(int address) Reads the unsigned 32 bit word at the specified address.
short	readUnsignedByte(int address) Returns the unsigned 8 bit value at the specified address.
int	readUnsignedShort(int address) Reads the unsigned 16 bit word at the specified address.

Method Detail

readUnsigned32

long readUnsigned32(int address)

Reads the unsigned 32 bit word at the specified address.

Parameters:

address - the address

Returns:

the 32 bit unsigned value as long

readUnsignedShort

int readUnsignedShort(int address)

Reads the unsigned 16 bit word at the specified address.

Parameters:

address - the address

Returns:

the 16 bit unsigned value as int

readShort

short readShort(int address)

Returns the signed 16 bit word at the specified address.

Parameters:

address - the address

Returns:

the 16 bit signed value

readUnsignedByte

short readUnsignedByte(int address)

Returns the unsigned 8 bit value at the specified address.

Parameters:

address - the address

Returns:

the 8 bit unsigned value

readByte

byte readByte(int address)

Returns the signed 8 bit value at specified address.

Parameters:

address - the byte address

Returns:

the 8 bit signed value