Package org.apache.bcel.classfile

Class ConstantNameAndType

java.lang.Object

org.apache.bcel.classfile.Constant

org.apache.bcel.classfile.ConstantNameAndType

All Implemented Interfaces:

java.lang.Cloneable, Node

public final class ConstantNameAndType
extends Constant

This class is derived from the abstract Constant and represents a reference to the name and signature of a field or method.

See Also:

Constant

Field Summary

Fields

Modifier and Type	Field	Description
private int	nameIndex
private int	signatureIndex

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

EMPTY_ARRAY, tag

Constructor Summary

Constructors

Constructor	Description
ConstantNameAndType(int nameIndex, int signatureIndex)	Constructs a ConstantNameAndType.
ConstantNameAndType(java.io.DataInput file)	Initialize instance from file data.
ConstantNameAndType(ConstantNameAndType c)	Initialize from another object.

Method Summary

Modifier and Type	Method	Description
void	accept(Visitor v)	Called by objects that are traversing the nodes of the tree implicitly defined by the contents of a Java class.
void	dump(java.io.DataOutputStream file)	Dumps name and signature index to file stream in binary format.
java.lang.String	getName(ConstantPool cp)	Gets the name.
int	getNameIndex()	Gets the name index in constant pool of field/method name.
java.lang.String	getSignature(ConstantPool cp)	Gets the signature.
int	getSignatureIndex()	Gets the index in constant pool of field/method signature.
void	setNameIndex(int nameIndex)	Sets the name index.
void	setSignatureIndex(int signatureIndex)	Sets the signature index.
java.lang.String	toString()

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

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

Methods inherited from class java.lang.Object

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

Field Detail

nameIndex

private int nameIndex

signatureIndex

private int signatureIndex

Constructor Detail

ConstantNameAndType

public ConstantNameAndType(ConstantNameAndType c)

Initialize from another object.

Parameters:

c - Source to copy.

ConstantNameAndType

ConstantNameAndType(java.io.DataInput file)
             throws java.io.IOException

Initialize instance from file data.

Parameters:

file - Input stream.

Throws:

java.io.IOException - if an I/O error occurs.

ConstantNameAndType

public ConstantNameAndType(int nameIndex,
                           int signatureIndex)

Constructs a ConstantNameAndType.

Parameters:

nameIndex - Name of field/method.

signatureIndex - and its signature.

Method Detail

accept

public void accept(Visitor v)

Called by objects that are traversing the nodes of the tree implicitly defined by the contents of a Java class. I.e., the hierarchy of methods, fields, attributes, etc. spawns a tree of objects.

Specified by:

accept in interface Node

Specified by:

accept in class Constant

Parameters:

v - Visitor object.

dump

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

Dumps name and signature index to file stream in binary format.

Specified by:

dump in class Constant

Parameters:

file - Output file stream.

Throws:

java.io.IOException - if an I/O error occurs.

getName

public java.lang.String getName(ConstantPool cp)

Gets the name.

Parameters:

cp - the constant pool.

Returns:

name.

getNameIndex

public int getNameIndex()

Gets the name index in constant pool of field/method name.

Returns:

Name index in constant pool of field/method name.

getSignature

public java.lang.String getSignature(ConstantPool cp)

Gets the signature.

Parameters:

cp - the constant pool.

Returns:

signature.

getSignatureIndex

public int getSignatureIndex()

Gets the index in constant pool of field/method signature.

Returns:

Index in constant pool of field/method signature.

setNameIndex

public void setNameIndex(int nameIndex)

Sets the name index.

Parameters:

nameIndex - the name index of this constant.

setSignatureIndex

public void setSignatureIndex(int signatureIndex)

Sets the signature index.

Parameters:

signatureIndex - the signature index in the constant pool of this type.

toString

public java.lang.String toString()

Overrides:

toString in class Constant

Returns:

String representation.