org.apache.bcel.classfile
Class ConstantCP

java.lang.Object
  org.apache.bcel.classfile.Constant
      org.apache.bcel.classfile.ConstantCP

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, Node

Direct Known Subclasses:

ConstantFieldref, ConstantInterfaceMethodref, ConstantMethodref

public abstract class ConstantCP
extends Constant

Abstract super class for Fieldref and Methodref constants.

Version:

$Id: ConstantCP.java 386056 2006-03-15 11:31:56Z tcurdt $

Author:

M. Dahm

See Also:

ConstantFieldref, ConstantMethodref, ConstantInterfaceMethodref, Serialized Form

Field Summary

protected int	class_index References to the constants containing the class and the field signature
protected int	name_and_type_index References to the constants containing the class and the field signature

Fields inherited from class org.apache.bcel.classfile.Constant

tag

Constructor Summary

(package private)	ConstantCP(byte tag, java.io.DataInputStream file) Initialize instance from file data.
protected	ConstantCP(byte tag, int class_index, int name_and_type_index)
	ConstantCP(ConstantCP c) Initialize from another object.

Method Summary

void	dump(java.io.DataOutputStream file) Dump constant field reference to file stream in binary format.
java.lang.String	getClass(ConstantPool cp)
int	getClassIndex()
int	getNameAndTypeIndex()
void	setClassIndex(int class_index)
void	setNameAndTypeIndex(int name_and_type_index)
java.lang.String	toString()

Methods inherited from class org.apache.bcel.classfile.Constant

accept, clone, copy, equals, getComparator, getTag, hashCode, readConstant, setComparator

Methods inherited from class java.lang.Object

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

Field Detail

class_index

protected int class_index

References to the constants containing the class and the field signature

name_and_type_index

protected int name_and_type_index

References to the constants containing the class and the field signature

Constructor Detail

ConstantCP

public ConstantCP(ConstantCP c)

Initialize from another object.

ConstantCP

ConstantCP(byte tag,
           java.io.DataInputStream file)
     throws java.io.IOException

Initialize instance from file data.

Parameters:

tag - Constant type tag

file - Input stream

Throws:

java.io.IOException

ConstantCP

protected ConstantCP(byte tag,
                     int class_index,
                     int name_and_type_index)

Parameters:

class_index - Reference to the class containing the field

name_and_type_index - and the field signature

Method Detail

dump

public final void dump(java.io.DataOutputStream file)
                throws java.io.IOException

Dump constant field reference to file stream in binary format.

Specified by:

dump in class Constant

Parameters:

file - Output file stream

Throws:

java.io.IOException

getClassIndex

public final int getClassIndex()

Returns:

Reference (index) to class this field or method belongs to.

getNameAndTypeIndex

public final int getNameAndTypeIndex()

Returns:

Reference (index) to signature of the field.

setClassIndex

public final void setClassIndex(int class_index)

Parameters:

class_index - points to Constant_class

getClass

public java.lang.String getClass(ConstantPool cp)

Returns:

Class this field belongs to.

setNameAndTypeIndex

public final void setNameAndTypeIndex(int name_and_type_index)

Parameters:

name_and_type_index - points to Constant_NameAndType

toString

public final java.lang.String toString()

Overrides:

toString in class Constant

Returns:

String representation.