jnr.ffi

类 StructLayout.Signed8

java.lang.Object

jnr.ffi.StructLayout.Field

jnr.ffi.StructLayout.NumberField

jnr.ffi.StructLayout.Signed8

封闭类:

StructLayout

public class StructLayout.Signed8
extends StructLayout.NumberField

An 8 bit signed integer

字段概要

从类继承的字段 jnr.ffi.StructLayout.NumberField

type

构造器概要

构造器

构造器和说明
Signed8() Creates a new 8 bit integer field.
Signed8(StructLayout.Offset offset) Creates a new 8 bit integer field at a specific offset

方法概要

限定符和类型	方法和说明
byte	byteValue(Pointer ptr) Returns a java byte representation of this field.
byte	get(Pointer ptr) Gets the value for this field.
int	intValue(Pointer ptr) Returns a java int representation of this field.
void	set(Pointer ptr, byte value) Sets the value for this field.
void	set(Pointer ptr, Number value) Sets the field to a new value.
short	shortValue(Pointer ptr) Returns a java short representation of this field.

从类继承的方法 jnr.ffi.StructLayout.NumberField

doubleValue, floatValue, longValue, toString

从类继承的方法 jnr.ffi.StructLayout.Field

enclosing, offset

从类继承的方法 java.lang.Object

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

构造器详细资料

Signed8

public Signed8()

Creates a new 8 bit integer field.

Signed8

public Signed8(StructLayout.Offset offset)

Creates a new 8 bit integer field at a specific offset

参数:

offset - The offset within the memory area

方法详细资料

get

public final byte get(Pointer ptr)

Gets the value for this field.

参数:

ptr - The pointer to the field.

返回:

a byte.

set

public final void set(Pointer ptr,
                      byte value)

Sets the value for this field.

参数:

ptr - The memory to set the value in.

value - the 8 bit value to set.

set

public void set(Pointer ptr,
                Number value)

从类复制的说明: StructLayout.NumberField

Sets the field to a new value.

指定者:

set 在类中 StructLayout.NumberField

参数:

ptr - The pointer to the field.

value - The new value.

byteValue

public final byte byteValue(Pointer ptr)

Returns a java byte representation of this field.

覆盖:

byteValue 在类中 StructLayout.NumberField

参数:

ptr - The pointer to the field.

返回:

a java byte value for this field.

shortValue

public final short shortValue(Pointer ptr)

Returns a java short representation of this field.

覆盖:

shortValue 在类中 StructLayout.NumberField

参数:

ptr - The pointer to the field.

返回:

a java short value for this field.

intValue

public final int intValue(Pointer ptr)

Returns a java int representation of this field.

指定者:

intValue 在类中 StructLayout.NumberField

参数:

ptr - The pointer to the field.

返回:

a java int value for this field.