org.nustaq.reallive.query

Class Parser

java.lang.Object

org.nustaq.reallive.query.Parser

public class Parser
extends Object

Class for parsing and evaluating query expressions

Since:

1.0 modified + massively extended by r.moeller

Version:

7.0

Author:

Dmytro Titov

Field Summary

Fields

Modifier and Type	Field and Description
protected EvalContext[]	ctxRef

Method Summary

Modifier and Type	Method and Description
CompiledQuery	compile(String query)
static void	main(String[] args)
protected void	parse(String expression) Parses the math expression (complicated formula) and stores the result
protected static void	testArray(Parser p, MapRecord hm)

Methods inherited from class java.lang.Object

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

Field Detail

ctxRef

protected EvalContext[] ctxRef

Method Detail

compile

public CompiledQuery compile(String query)

parse

protected void parse(String expression)

Parses the math expression (complicated formula) and stores the result

Parameters:

expression - String input expression (math formula)

Throws:

ParseException - if the input expression is not correct

Since:

3.0

main

public static void main(String[] args)
                 throws Throwable

Throws:

Throwable

testArray

protected static void testArray(Parser p,
                                MapRecord hm)