net.sf.saxon.expr

Class ExpressionLocation

public class ExpressionLocation extends Object implements SaxonLocator, Serializable

Class to hold details of the location of an expression, of an error in a source file, etc.

Constructor Summary
	ExpressionLocation() Create an ExpressionLocation
	ExpressionLocation(SourceLocator loc) Create an ExpressionLocation, taking the data from a supplied JAXP SourceLocator
	ExpressionLocation(LocationProvider provider, long locationId) Create an ExpressionLocation, taking the data from a supplied locationId along with a LocationProvider to interpret its meaning
	ExpressionLocation(String systemId, int lineNumber, int columnNumber) Create an ExpressionLocation corresponding to a given module, line number, and column number

Method Summary
int	getColumnNumber() Get the column number
int	getColumnNumber(long locationId)
int	getLineNumber() Get the line number
int	getLineNumber(long locationId) Get the line number corresponding to a given location Id
String	getPublicId() Get the Public ID
static SaxonLocator	getSourceLocator(long locationId, LocationProvider locationProvider) Construct an object holding location information for a validation error message
String	getSystemId() Get the system ID (the module URI)
String	getSystemId(long locationId) Get the system Id corresponding to a given location Id
static ExpressionLocation	makeFromSax(Locator loc) Create an ExpressionLocation, taking the data from a supplied SAX Locator
void	setColumnNumber(int columnNumber) Set the column number
void	setLineNumber(int lineNumber) Set the line number
void	setSystemId(String systemId) Set the systemId (the module URI)
static String	truncateURI(String uri) Truncate a URI to its last component

Constructor Detail

ExpressionLocation

public ExpressionLocation()

Create an ExpressionLocation

ExpressionLocation

public ExpressionLocation(SourceLocator loc)

Create an ExpressionLocation, taking the data from a supplied JAXP SourceLocator

Parameters: loc the JAXP SourceLocator

ExpressionLocation

public ExpressionLocation(LocationProvider provider, long locationId)

Create an ExpressionLocation, taking the data from a supplied locationId along with a LocationProvider to interpret its meaning

Parameters: provider the LocationProvider locationId the locationId

ExpressionLocation

public ExpressionLocation(String systemId, int lineNumber, int columnNumber)

Create an ExpressionLocation corresponding to a given module, line number, and column number

Parameters: systemId the module URI lineNumber the line number columnNumber the column number

Method Detail

getColumnNumber

public int getColumnNumber()

Get the column number

Returns: the column number

getColumnNumber

public int getColumnNumber(long locationId)

getLineNumber

public int getLineNumber()

Get the line number

Returns: the line number

getLineNumber

public int getLineNumber(long locationId)

Get the line number corresponding to a given location Id

Parameters: locationId the location Id

Returns: the line number

getPublicId

public String getPublicId()

Get the Public ID

Returns: always null in this implementation

getSourceLocator

public static SaxonLocator getSourceLocator(long locationId, LocationProvider locationProvider)

Construct an object holding location information for a validation error message

Parameters: locationId The locationId as supplied with an event such as startElement or attribute locationProvider The object that understands how to interpret the locationId

Returns: a SaxonLocator containing the location information