程序包 cn.taketoday.bytecode

类 Handle

java.lang.Object

cn.taketoday.bytecode.Handle

public final class Handle
extends Object

A reference to a field or a method.

作者:

Remi Forax, Eric Bruneton

字段概要

字段

修饰符和类型	字段	说明
private final String	descriptor	The descriptor of the field or method designated by this handle.
private final boolean	isInterface	Whether the owner is an interface or not.
private final String	name	The name of the field or method designated by this handle.
private final String	owner	The internal name of the class that owns the field or method designated by this handle.
private final int	tag	The kind of field or method designated by this Handle.

构造器概要

构造器

构造器	说明
Handle(int tag, String owner, String name, String descriptor)	Constructs a new field or method handle.
Handle(int tag, String owner, String name, String descriptor, boolean isInterface)	Constructs a new field or method handle.

方法概要

修饰符和类型	方法	说明
boolean	equals(Object object)
String	getDesc()	Returns the descriptor of the field or method designated by this handle.
String	getName()	Returns the name of the field or method designated by this handle.
String	getOwner()	Returns the internal name of the class that owns the field or method designated by this handle.
int	getTag()	Returns the kind of field or method designated by this handle.
int	hashCode()
boolean	isInterface()	Returns true if the owner of the field or method designated by this handle is an interface.
String	toString()	Returns the textual representation of this handle.

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

字段详细资料

tag

private final int tag

The kind of field or method designated by this Handle. Should be Opcodes.H_GETFIELD, Opcodes.H_GETSTATIC, Opcodes.H_PUTFIELD, Opcodes.H_PUTSTATIC, Opcodes.H_INVOKEVIRTUAL, Opcodes.H_INVOKESTATIC, Opcodes.H_INVOKESPECIAL, Opcodes.H_NEWINVOKESPECIAL or Opcodes.H_INVOKEINTERFACE.

owner

private final String owner

The internal name of the class that owns the field or method designated by this handle.

name

private final String name

The name of the field or method designated by this handle.

descriptor

private final String descriptor

The descriptor of the field or method designated by this handle.

isInterface

private final boolean isInterface

Whether the owner is an interface or not.

构造器详细资料

Handle

public Handle(int tag,
 String owner,
 String name,
 String descriptor)

Constructs a new field or method handle.

参数:

tag - the kind of field or method designated by this Handle. Must be Opcodes.H_GETFIELD, Opcodes.H_GETSTATIC, Opcodes.H_PUTFIELD, Opcodes.H_PUTSTATIC, Opcodes.H_INVOKEVIRTUAL, Opcodes.H_INVOKESTATIC, Opcodes.H_INVOKESPECIAL, Opcodes.H_NEWINVOKESPECIAL or Opcodes.H_INVOKEINTERFACE.

owner - the internal name of the class that owns the field or method designated by this handle.

name - the name of the field or method designated by this handle.

descriptor - the descriptor of the field or method designated by this handle.

Handle

public Handle(int tag,
 String owner,
 String name,
 String descriptor,
 boolean isInterface)

Constructs a new field or method handle.

参数:

tag - the kind of field or method designated by this Handle. Must be Opcodes.H_GETFIELD, Opcodes.H_GETSTATIC, Opcodes.H_PUTFIELD, Opcodes.H_PUTSTATIC, Opcodes.H_INVOKEVIRTUAL, Opcodes.H_INVOKESTATIC, Opcodes.H_INVOKESPECIAL, Opcodes.H_NEWINVOKESPECIAL or Opcodes.H_INVOKEINTERFACE.

owner - the internal name of the class that owns the field or method designated by this handle.

name - the name of the field or method designated by this handle.

descriptor - the descriptor of the field or method designated by this handle.

isInterface - whether the owner is an interface or not.

方法详细资料

getTag

public int getTag()

Returns the kind of field or method designated by this handle.

返回:

Opcodes.H_GETFIELD, Opcodes.H_GETSTATIC, Opcodes.H_PUTFIELD, Opcodes.H_PUTSTATIC, Opcodes.H_INVOKEVIRTUAL, Opcodes.H_INVOKESTATIC, Opcodes.H_INVOKESPECIAL, Opcodes.H_NEWINVOKESPECIAL or Opcodes.H_INVOKEINTERFACE.

getOwner

public String getOwner()

Returns the internal name of the class that owns the field or method designated by this handle.

返回:

the internal name of the class that owns the field or method designated by this handle.

getName

public String getName()

Returns the name of the field or method designated by this handle.

返回:

the name of the field or method designated by this handle.

getDesc

public String getDesc()

Returns the descriptor of the field or method designated by this handle.

返回:

the descriptor of the field or method designated by this handle.

isInterface

public boolean isInterface()

Returns true if the owner of the field or method designated by this handle is an interface.

返回:

true if the owner of the field or method designated by this handle is an interface.

equals

public boolean equals(Object object)

覆盖:

equals 在类中 Object

hashCode

public int hashCode()

覆盖:

hashCode 在类中 Object

toString

public String toString()

Returns the textual representation of this handle. The textual representation is:

• for a reference to a class: owner "." name descriptor " (" tag ")",
• for a reference to an interface: owner "." name descriptor " (" tag " itf)".

覆盖:

toString 在类中 Object