Package com.tonic.parser.attribute

Class SourceFileAttribute

java.lang.Object

com.tonic.parser.attribute.Attribute

com.tonic.parser.attribute.SourceFileAttribute

public class SourceFileAttribute
extends Attribute

The SourceFile attribute: the constant-pool index of the source file name Utf8.

Constructor Summary

Constructors

Constructor	Description
SourceFileAttribute(ClassFile classFile, String name, MemberEntry parent, int nameIndex, int length)	Creates the attribute shell for parsing.

Method Summary

Modifier and Type	Method	Description
ClassFile	getClassFile()
int	getSourceFileIndex()
void	read(ClassFile classFile, int length)	Reads the attribute data from the class file.
String	resolveSourceFileName(int sourceFileIndex)	Helper method to retrieve the source file name from the constant pool.
String	toString()
void	updateLength()	Recomputes the attribute length field from the current in-memory content.

Methods inherited from class com.tonic.parser.attribute.Attribute

get, write

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SourceFileAttribute

public SourceFileAttribute(ClassFile classFile,
                           String name,
                           MemberEntry parent,
                           int nameIndex,
                           int length)

Creates the attribute shell for parsing.

Parameters:

classFile - the class the attribute belongs to

name - the attribute name

parent - the member the attribute belongs to, or null for a class-level attribute

nameIndex - constant-pool index of the name Utf8

length - the attribute length in bytes

Method Detail

getSourceFileIndex

public int getSourceFileIndex()

Returns:

the source file index

getClassFile

public ClassFile getClassFile()

Returns:

the class file

read

public void read(ClassFile classFile,
                 int length)

Description copied from class: Attribute

Reads the attribute data from the class file.

Specified by:

read in class Attribute

Parameters:

classFile - The ClassFile utility to read data.

length - The length of the attribute.

updateLength

public void updateLength()

Description copied from class: Attribute

Recomputes the attribute length field from the current in-memory content.

Specified by:

updateLength in class Attribute

toString

public String toString()

Overrides:

toString in class Attribute

resolveSourceFileName

public String resolveSourceFileName(int sourceFileIndex)

Helper method to retrieve the source file name from the constant pool.

Parameters:

sourceFileIndex - The index of the Utf8Item in the constant pool.

Returns:

The source file name as a String.