at.dms.compiler
Class TokenReference

java.lang.Object
  at.dms.compiler.TokenReference

All Implemented Interfaces:

DeepCloneable, Serializable

public class TokenReference
extends Object
implements Serializable, DeepCloneable

This class defines objets that hold a reference to a file and a position in the file.

See Also:

Serialized Form

Field Summary

static TokenReference

NO_REF

Constructor Summary

TokenReference(String file, int line)
Construct a file and line reference

Method Summary

static TokenReference	build(String file, int line) Construct a line and file reference
Object	deepClone() Returns a deep clone of this object.
protected void	deepCloneInto(TokenReference other) Clones all fields of this into
String	getFile() Returns the file name of reference
int	getLine() Returns the line number of reference
String	getName() Returns the name of reference (getFile().baseName())
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

NO_REF

public static TokenReference NO_REF

Constructor Detail

TokenReference

public TokenReference(String file,
                      int line)

Construct a file and line reference

Parameters:

file - the file name

line - the line number

Method Detail

build

public static TokenReference build(String file,
                                   int line)

Construct a line and file reference

Parameters:

file - the file name

line - the line number WARNING: DOES NOT LIKE MULTITHREADING

getFile

public final String getFile()

Returns the file name of reference

getName

public final String getName()

Returns the name of reference (getFile().baseName())

getLine

public final int getLine()

Returns the line number of reference

toString

public String toString()

Overrides:

toString in class Object

deepClone

public Object deepClone()

Returns a deep clone of this object.

Specified by:

deepClone in interface DeepCloneable

deepCloneInto

protected void deepCloneInto(TokenReference other)

Clones all fields of this into

other