com.jn.langx.util.memory.objectsize

类 Arch64UncompressedMemoryLayoutSpecification

java.lang.Object

com.jn.langx.util.memory.objectsize.Arch64UncompressedMemoryLayoutSpecification

所有已实现的接口:

MemoryLayoutSpecification

public class Arch64UncompressedMemoryLayoutSpecification
extends Object
implements MemoryLayoutSpecification

64-bit uncompressed OOPs object model

构造器概要

构造器

构造器和说明
Arch64UncompressedMemoryLayoutSpecification()

方法概要

限定符和类型	方法和说明
int	getArrayHeaderSize() Returns the fixed overhead of an array of any type or length in this JVM.
int	getObjectHeaderSize() Returns the fixed overhead of for any Object subclass in this JVM.
int	getObjectPadding() Returns the quantum field size for a field owned by an object in this JVM.
int	getReferenceSize() Returns the fixed size of an object reference in this JVM.
int	getSuperclassFieldPadding() Returns the quantum field size for a field owned by one of an object's ancestor superclasses in this JVM.

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

Arch64UncompressedMemoryLayoutSpecification

public Arch64UncompressedMemoryLayoutSpecification()

方法详细资料

getArrayHeaderSize

public int getArrayHeaderSize()

从接口复制的说明: MemoryLayoutSpecification

Returns the fixed overhead of an array of any type or length in this JVM.

指定者:

getArrayHeaderSize 在接口中 MemoryLayoutSpecification

返回:

the fixed overhead of an array.

getObjectHeaderSize

public int getObjectHeaderSize()

从接口复制的说明: MemoryLayoutSpecification

Returns the fixed overhead of for any Object subclass in this JVM.

指定者:

getObjectHeaderSize 在接口中 MemoryLayoutSpecification

返回:

the fixed overhead of any object.

getObjectPadding

public int getObjectPadding()

从接口复制的说明: MemoryLayoutSpecification

Returns the quantum field size for a field owned by an object in this JVM.

指定者:

getObjectPadding 在接口中 MemoryLayoutSpecification

返回:

the quantum field size for an object.

getReferenceSize

public int getReferenceSize()

从接口复制的说明: MemoryLayoutSpecification

Returns the fixed size of an object reference in this JVM.

指定者:

getReferenceSize 在接口中 MemoryLayoutSpecification

返回:

the size of all object references.

getSuperclassFieldPadding

public int getSuperclassFieldPadding()

从接口复制的说明: MemoryLayoutSpecification

Returns the quantum field size for a field owned by one of an object's ancestor superclasses in this JVM.

指定者:

getSuperclassFieldPadding 在接口中 MemoryLayoutSpecification

返回:

the quantum field size for a superclass field.