com.android.dx.rop.code
Class SourcePosition

java.lang.Object
  com.android.dx.rop.code.SourcePosition

public final class SourcePosition
extends Object

Information about a source position for code, which includes both a line number and original bytecode address.

Field Summary

static SourcePosition

NO_INFO non-null; convenient "no information known" instance

Constructor Summary

SourcePosition(CstString sourceFile, int address, int line)
Constructs an instance.

Method Summary

boolean	equals(Object other)
int	getAddress() Gets the original bytecode address.
int	getLine() Gets the original line number.
CstString	getSourceFile() Gets the source file, if known.
int	hashCode()
boolean	sameLine(SourcePosition other) Returns whether the lines match between this instance and the one given.
boolean	sameLineAndFile(SourcePosition other) Returns whether the lines and files match between this instance and the one given.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

NO_INFO

public static final SourcePosition NO_INFO

non-null; convenient "no information known" instance

Constructor Detail

SourcePosition

public SourcePosition(CstString sourceFile,
                      int address,
                      int line)

Constructs an instance.

Parameters:

sourceFile - null-ok; name of the file of origin or null if unknown

address - >= -1; original bytecode address or -1 if unknown

line - >= -1; original line number or -1 if unknown

Method Detail

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

sameLine

public boolean sameLine(SourcePosition other)

Returns whether the lines match between this instance and the one given.

Parameters:

other - non-null; the instance to compare to

Returns:

true iff the lines match

sameLineAndFile

public boolean sameLineAndFile(SourcePosition other)

Returns whether the lines and files match between this instance and the one given.

Parameters:

other - non-null; the instance to compare to

Returns:

true iff the lines and files match

getSourceFile

public CstString getSourceFile()

Gets the source file, if known.

Returns:

null-ok; the source file or null if unknown

getAddress

public int getAddress()

Gets the original bytecode address.

Returns:

>= -1; the address or -1 if unknown

getLine

public int getLine()

Gets the original line number.

Returns:

>= -1; the original line number or -1 if unknown