Namespace Xpath
Class CXpathException

class CXpathException: public IException {
public:
    enum {
        illegalExprChar,
        nonTerminatedLiteral,
        invalidVariableReference,
        invalidOperatorName,
        invalidFunctionName,
        invalidAxisName,
        invalidExprSyntax,
        missingColonColon,
        missingParenleft,
        missingParenright,
        missingBracketright,
        invalidNodeTest,
        invalidPrimaryExpr,
        prefixNotFoundInExpressionContext,
        variableNotBoundInExpressionContext,
        functionNotFoundInExpressionContext,
        invalidNumberOfArguments,
        invalidArgumentType,
        comparisonNotSupported
        };
public:
    CXpathException(int nCode);
    CXpathException(int nCode, const CString &strArg);
    CXpathException(
        int nCode, 
        const CString &strArg1,
        const CString &strArg2);
    CXpathException(
        int nCode, 
        const CString &strArg1,
        const CString &strArg2,
        const CString &strArg3);
    CXpathException(CXpathException *e);
    ~CXpathException();
public:
    CString ToString();
    };

The exception thrown by the XPath engine.

Every exception of this class is assigned an integer exception code. Allowed values for exception codes are specified by the anonymous enumeration contained in this class declaration.

Optionally, up to three informational strings may be associated with the exception.

Since:

1.00.00

Version:

1.00.00

Author:

Alexey Gokhberg

CXpathException

CXpathException(int nCode);

Constructs the XPath exception.

Parameters:

nCode - the exception code

CXpathException

CXpathException(int nCode, const CString &strArg);

Constructs the XPath exception with one informational string.

Parameters:

nCode - the exception code

strArg - the informational string

CXpathException

CXpathException(
    int nCode, 
    const CString &strArg1,
    const CString &strArg2);

Constructs the XPath exception with two informational strings.

Parameters:

nCode - the exception code

strArg1 - the first informational string

strArg2 - the second informational string

CXpathException

CXpathException(
    int nCode, 
    const CString &strArg1,
    const CString &strArg2,
    const CString &strArg3);

Constructs the XPath exception with three informational strings.

Parameters:

nCode - the exception code

strArg1 - the first informational string

strArg2 - the second informational string

strArg3 - the third informational string

CXpathException

CXpathException(CXpathException *e);

Constructs the XPath exception by copying another XPath exception.

Parameters:

e - the XPath exception to copy

~CXpathException

~CXpathException();

Destroys the XPath exception.

ToString

CString ToString();

Returns the string representation of this exception.

Returns:

the string representation of this exception