edu.rice.cs.cunit.classFile.attributes
Class UnknownAttributeInfo

java.lang.Object
  extended by edu.rice.cs.cunit.classFile.attributes.AAttributeInfo
      extended by edu.rice.cs.cunit.classFile.attributes.UnknownAttributeInfo
All Implemented Interfaces:
java.lang.Cloneable

public class UnknownAttributeInfo
extends AAttributeInfo

Represents an unknown attribute in a class file.

Author:
Mathias Ricken

Field Summary
 
Fields inherited from class edu.rice.cs.cunit.classFile.attributes.AAttributeInfo
_constantPool, _data, _name
 
Constructor Summary
UnknownAttributeInfo(AUTFPoolInfo name, byte[] data, ConstantPool cp)
          Constructor.
 
Method Summary
 void adjustPC(int startPC, int deltaPC)
          Adjust program counter values contained in this attribute, starting at startPC, by adding deltaPC to them.
 java.lang.Object clone()
          Creates and returns a copy of this object.
<R,D> R
execute(IAttributeVisitor<R,D> visitor, D param)
          Execute a visitor on this attribute.
static java.lang.String getAttributeName()
          Returns the name of the attribute as it appears in the class file.
 void translatePC(int index, int deltaIndex, LineNumberTable oldLnt, LineNumberTable newLnt)
          Translate the program counter values contained in this attribute from an old line number table to a new one.
 
Methods inherited from class edu.rice.cs.cunit.classFile.attributes.AAttributeInfo
equals, getData, getName, hashCode, read, setData, setName, toString, write
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

UnknownAttributeInfo

public UnknownAttributeInfo(AUTFPoolInfo name,
                            byte[] data,
                            ConstantPool cp)
                     throws java.lang.ClassFormatError
Constructor.

Parameters:
name - attribute name
data - attribute data
cp - constant pool
Throws:
java.lang.ClassFormatError
Method Detail

execute

public <R,D> R execute(IAttributeVisitor<R,D> visitor,
                       D param)
Execute a visitor on this attribute.

Specified by:
execute in class AAttributeInfo
Parameters:
visitor - visitor
param - visitor-specific parameter
Returns:
visitor-specific return value

adjustPC

public void adjustPC(int startPC,
                     int deltaPC)
Adjust program counter values contained in this attribute, starting at startPC, by adding deltaPC to them.

Specified by:
adjustPC in class AAttributeInfo
Parameters:
startPC - program counter to start at
deltaPC - change in program counter values

translatePC

public void translatePC(int index,
                        int deltaIndex,
                        LineNumberTable oldLnt,
                        LineNumberTable newLnt)
Translate the program counter values contained in this attribute from an old line number table to a new one.

Specified by:
translatePC in class AAttributeInfo
Parameters:
index - critical point (insertion or deletion point)
deltaIndex - delta value to add to all old line numbers greater than the critical point
oldLnt - old line number table
newLnt - new line number table

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException
Creates and returns a copy of this object.

Overrides:
clone in class AAttributeInfo
Throws:
java.lang.CloneNotSupportedException

getAttributeName

public static java.lang.String getAttributeName()
Returns the name of the attribute as it appears in the class file.

Returns:
name of the attribute.