net.sf.saxon.expr.parser

Class ExpressionLocation

java.lang.Object

net.sf.saxon.expr.parser.ExpressionLocation

All Implemented Interfaces:

SourceLocator, Locator

public class ExpressionLocation
extends Object
implements SourceLocator, Locator

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

Constructor Summary

Constructors

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

Method Summary

Methods

Modifier and Type	Method and Description
int	getColumnNumber() Get the column number
int	getLineNumber() Get the line number
String	getPublicId() Get the Public ID
static SourceLocator	getSourceLocator(int locationId, LocationProvider locationProvider) Construct an object holding location information for a validation error message
String	getSystemId() Get the system ID (the module URI)
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)

Methods inherited from class java.lang.Object

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

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,
                  int 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

makeFromSax

public static ExpressionLocation makeFromSax(Locator loc)

Create an ExpressionLocation, taking the data from a supplied SAX Locator

Parameters:

loc - the SAX Locator

getSystemId

public String getSystemId()

Get the system ID (the module URI)

Specified by:

getSystemId in interface SourceLocator

Specified by:

getSystemId in interface Locator

Returns:

the system ID

getPublicId

public String getPublicId()

Get the Public ID

Specified by:

getPublicId in interface SourceLocator

Specified by:

getPublicId in interface Locator

Returns:

always null in this implementation

getLineNumber

public int getLineNumber()

Get the line number

Specified by:

getLineNumber in interface SourceLocator

Specified by:

getLineNumber in interface Locator

Returns:

the line number

getColumnNumber

public int getColumnNumber()

Get the column number

Specified by:

getColumnNumber in interface SourceLocator

Specified by:

getColumnNumber in interface Locator

Returns:

the column number

setSystemId

public void setSystemId(String systemId)

Set the systemId (the module URI)

Parameters:

systemId - the systemId

setLineNumber

public void setLineNumber(int lineNumber)

Set the line number

Parameters:

lineNumber - the line number within the module

setColumnNumber

public void setColumnNumber(int columnNumber)

Set the column number

Parameters:

columnNumber - the column number

getSourceLocator

public static SourceLocator getSourceLocator(int 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 SourceLocator containing the location information, or null if none is available