NullMemory (Jython API documentation)

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

Constructors

Constructor

Description

NullMemory()
Method Summary

Modifier and Type

Method

Description

boolean

equals(Object obj)

long

getAddress()

int

hashCode()

final 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 Details
- NullMemory
  
  public NullMemory()
Method Details
- 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