public void ValidateQuery(String query)
{
ANTLRStringStream string_stream = new ANTLRStringStream(query);
QueryLexer lexer = new QueryLexer(string_stream);
CommonTokenStream tokens = new CommonTokenStream(lexer);
QueryParser parser = new QueryParser(tokens);
QueryParser.statement_return obj = parser.statement();
Statement StatementObject = obj.ret;
if (StatementObject is CreateTable)
{
CreateTable mod = (CreateTable)StatementObject;
}
}
public Statement ValidateQuery(string query)
{
Statement ret = null;
try
{
ANTLRStringStream string_stream = new ANTLRStringStream(query);
QueryLexer lexer = new QueryLexer(string_stream);
CommonTokenStream tokens = new CommonTokenStream(lexer);
QueryParser parser = new QueryParser(tokens);
QueryParser.statement_return obj = parser.statement();
ret = obj.ret;
}
catch (Antlr.Runtime.MismatchedTokenException ex)
{
string token = m_TokenProcessor.GetTokenName(ex.Expecting);
if (token == null)
token = ".";
else
token = token + ".";
string msg = "Error in processing query. Missing or invalid statement. Expecting: " + token;
QueryParserException exception = new QueryParserException(msg);
throw exception;
}
catch (Antlr.Runtime.MismatchedTreeNodeException ex)
{
QueryParserException exception = new QueryParserException(ex.Message);
throw exception;
}
catch (Antlr.Runtime.NoViableAltException ex)
{
QueryParserException exception = new QueryParserException(ex.Message);
throw exception;
}
catch (Antlr.Runtime.EarlyExitException ex)
{
QueryParserException exception = new QueryParserException(ex.Message);
throw exception;
}
catch (Antlr.Runtime.FailedPredicateException ex)
{
QueryParserException exception = new QueryParserException(ex.Message);
throw exception;
}
catch (Antlr.Runtime.MismatchedRangeException ex)
{
QueryParserException exception = new QueryParserException(ex.Message);
throw exception;
}
catch (Antlr.Runtime.MismatchedSetException ex)
{
QueryParserException exception = new QueryParserException(ex.Message);
throw exception;
}
catch (Antlr.Runtime.RecognitionException ex)
{
QueryParserException exception = new QueryParserException(ex.Message);
throw exception;
}
catch (QueryParserException ex)
{
throw ex;
}
return ret;
}
