org.python.modules.jffi
Class NullMemory

java.lang.Object
  org.python.modules.jffi.InvalidMemory
      org.python.modules.jffi.NullMemory

All Implemented Interfaces:

DirectMemory, Memory

public class NullMemory
extends InvalidMemory
implements DirectMemory

An implementation of MemoryIO that throws an exception on any access.

Constructor Summary

NullMemory()

Method Summary

boolean	equals(Object obj)
long	getAddress()
int	hashCode()
boolean	isDirect() Checks if the memory area is a native memory pointer.
boolean	isNull() Checks if the memory area is NULL.

Methods inherited from class org.python.modules.jffi.InvalidMemory

asByteBuffer, clear, get, get, get, get, get, get, getAddress, getByte, getDouble, getFloat, getInt, getLong, getMemory, getNativeLong, getShort, getZeroTerminatedByteArray, getZeroTerminatedByteArray, indexOf, indexOf, put, put, put, put, put, put, putAddress, putAddress, putByte, putDouble, putFloat, putInt, putLong, putMemory, putNativeLong, putShort, putZeroTerminatedByteArray, setMemory, slice

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.python.modules.jffi.Memory

get, get, get, get, get, get, getAddress, getByte, getDouble, getFloat, getInt, getLong, getMemory, getNativeLong, getShort, getZeroTerminatedByteArray, indexOf, indexOf, put, put, put, put, put, put, putAddress, putAddress, putByte, putDouble, putFloat, putInt, putLong, putNativeLong, putShort, putZeroTerminatedByteArray, setMemory, slice

Constructor Detail

NullMemory

public NullMemory()

Method Detail

getAddress

public long getAddress()

Specified by:

getAddress in interface DirectMemory

isNull

public boolean isNull()

Description copied from interface: Memory

Checks if the memory area is NULL.

Specified by:

isNull in interface Memory

Returns:

true if the memory area is invalid.

isDirect

public final boolean isDirect()

Description copied from interface: Memory

Checks if the memory area is a native memory pointer.

Specified by:

isDirect in interface Memory

Returns:

true if the memory area is a native pointer.

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object