fr.gael.drb.query
Class DynamicException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.RuntimeException
              fr.gael.drb.query.DynamicException

All Implemented Interfaces:

Serializable

public class DynamicException
extends RuntimeException

Dynamic error of an XQuery dynamic evalutation phase. A dynamic error is an error that must be detected during the evaluation phase and may be detected during the analysis phase. Numeric overflow is an example of a dynamic error.

See Also:

Serialized Form

Constructor Summary

protected

DynamicException(fr.gael.drb.query.Expression expression, String message) Builds a dynamic exception with a contextual message.

Method Summary

int	getBeginColumn() Returns the column number where the dynamic error has started.
int	getBeginLine() Returns the line number where the dynamic error has stared.
int	getEndColumn() Returns the column number where the dynamic error has ended.
int	getEndLine() Returns the line number where the dynamic error has ended.
String	getMessage() Returns the exception message.

Methods inherited from class java.lang.Throwable

fillInStackTrace, getCause, getLocalizedMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DynamicException

protected DynamicException(fr.gael.drb.query.Expression expression,
                           String message)

Builds a dynamic exception with a contextual message.

Parameters:

expression - the expression associated to the error.

message - the contextual message that should fit in the sentence " at line l, column c.". It shall therefore, be a single line message whith no trailing sign or symbol (e.g. no trailing point, comma or question mark).

Method Detail

getBeginLine

public int getBeginLine()

Returns the line number where the dynamic error has stared.

Returns:

line the error started.

getEndLine

public int getEndLine()

Returns the line number where the dynamic error has ended.

Returns:

line the error ended.

getBeginColumn

public int getBeginColumn()

Returns the column number where the dynamic error has started.

Returns:

column the error started.

getEndColumn

public int getEndColumn()

Returns the column number where the dynamic error has ended.

Returns:

line the error ended.

getMessage

public String getMessage()

Returns the exception message. An example of output message would be:

 Dynamic error in FLWOR expression at line 1, column 26.
 The $a variable has already been declared.
 

It is a committment that the output message ends with a trailing ".".

Overrides:

getMessage in class Throwable

Returns:

the exception message.