org.apache.bcel.classfile
Class Constant
java.lang.Object
  |
  +--org.apache.bcel.classfile.Constant
- All Implemented Interfaces: 
- java.lang.Cloneable, Node, java.io.Serializable
- Direct Known Subclasses: 
- ConstantClass, ConstantCP, ConstantDouble, ConstantFloat, ConstantInteger, ConstantLong, ConstantNameAndType, ConstantString, ConstantUtf8
- public abstract class Constant- extends java.lang.Object- implements java.lang.Cloneable, Node, java.io.Serializable
Abstract superclass for classes to represent the different constant types
 in the constant pool of a class file. The classes keep closely to
 the JVM specification.
- Version:
- $Id: Constant.java,v 1.3 2002/07/11 19:39:04 mdahm Exp $
- Author:
- M. Dahm
- See Also:
- Serialized Form
| Field Summary | 
| protected  byte | tag
 | 
 
| Method Summary | 
| abstract  void | accept(Visitor v)Called by objects that are traversing the nodes of the tree implicitely
 defined by the contents of a Java class.
 | 
|  java.lang.Object | clone()
 | 
|  Constant | copy()
 | 
| abstract  void | dump(java.io.DataOutputStream file)
 | 
|  byte | getTag()
 | 
|  java.lang.String | toString()
 | 
 
| Methods inherited from class java.lang.Object | 
| equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait | 
 
tag
protected byte tag
accept
public abstract void accept(Visitor v)
- Called by objects that are traversing the nodes of the tree implicitely
 defined by the contents of a Java class. I.e., the hierarchy of methods,
 fields, attributes, etc. spawns a tree of objects.
 
- 
- Specified by:
- acceptin interface- Node
 
- 
- Parameters:
- v- Visitor object
 
dump
public abstract void dump(java.io.DataOutputStream file)
                   throws java.io.IOException
- 
 
- 
- java.io.IOException
 
getTag
public final byte getTag()
- 
 
- 
- Returns:
- Tag of constant, i.e., its type. No setTag() method to avoid
 confusion.
 
toString
public java.lang.String toString()
- 
- Overrides:
- toStringin class- java.lang.Object
 
- 
- Returns:
- String representation.
 
copy
public Constant copy()
- 
 
- 
- Returns:
- deep copy of this constant
 
clone
public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException
- 
- Overrides:
- clonein class- java.lang.Object
 
- 
- java.lang.CloneNotSupportedException
 
Copyright © 2002-2003 Apache Software Foundation. All Rights Reserved.