org.multijava.util.classfile
Class Attribute

java.lang.Object
  org.multijava.util.classfile.Attribute

Direct Known Subclasses:

AnchorAttribute, CodeInfo, ConstantValueAttribute, DeprecatedAttribute, DispatcherAttribute, ExceptionsAttribute, GenericAttribute, GenericFunctionsAttribute, InnerClassTable, LineNumberTable, LocalVariableTable, MultimethodBodyAttribute, RedirectorAttribute, RMJAttribute, RuntimeVisibleAnnotationsAttribute, RuntimeVisibleParameterAnnotationsAttribute, SignatureAttribute, SourceFileAttribute, SyntheticAttribute, UniverseClassAttribute, UniverseFieldAttribute, UniverseMethodAttribute

public abstract class Attribute

extends Object

This is the root class of every attribute

Constructor Summary

Attribute()

 

Method Summary
protected abstract  int	getSize()           Returns the space in bytes used by this attribute in the classfile
protected abstract  int	getTag()           Returns the attribute's tag
protected abstract  void	resolveConstants(ConstantPool cp)           Insert or check location of constant value on constant pool
protected abstract  void	write(ConstantPool cp, DataOutput out)           Write this class into the the file (out) getting data position from the constant pool

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

Attribute

public Attribute()

getTag

protected abstract int getTag()

Returns the attribute's tag

getSize

protected abstract int getSize()

Returns the space in bytes used by this attribute in the classfile

resolveConstants

protected abstract void resolveConstants(ConstantPool cp)
                                  throws ClassFileFormatException

Insert or check location of constant value on constant pool

Parameters:

cp - the constant pool for this class

Throws:

ClassFileFormatException

write

protected abstract void write(ConstantPool cp,
                              DataOutput out)
                       throws IOException,
                              ClassFileFormatException

Write this class into the the file (out) getting data position from the constant pool

Parameters:

cp - the constant pool that contain all data

out - the file where to write this object info

Throws:

IOException - an io problem has occured

ClassFileFormatException - attempt to write a bad classfile info