Package org.compiere.util

Class Evaluator

java.lang.Object

org.compiere.util.Evaluator

public class Evaluator
extends Object

Expression Evaluator

Version:

$Id: Evaluator.java,v 1.3 2006/07/30 00:54:36 jjanke Exp $

Author:

Jorg Janke

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Evaluator.SQLLogicResult	Value object for SQL logic result

Constructor Summary

Constructors

Constructor	Description
Evaluator()

Method Summary

Modifier and Type	Method	Description
static boolean	evaluateLogic(Evaluatee source, String logic)	Evaluate logic expression
static boolean	isAllVariablesDefined(Evaluatee source, String logic)	Check if All Variables are Defined
static void	parseDepends(ArrayList<String> list, String parseString)	Parse String and add variables with @ to the list.
static boolean	parseSQLLogic(String sqlLogic, Properties ctx, int windowNo, int tabNo, String targetObjectName)	Evaluate a logic expression base on SQL

Methods inherited from class java.lang.Object

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

Constructor Details

Evaluator

public Evaluator()

Method Details

isAllVariablesDefined

public static boolean isAllVariablesDefined(Evaluatee source,
 String logic)

Check if All Variables are Defined

Parameters:

source - source

logic - logic info

Returns:

true if fully defined

evaluateLogic

public static boolean evaluateLogic(Evaluatee source,
 String logic)

Evaluate logic expression

Parameters:

source - class implementing get_ValueAsString(variable)

logic - logic expression

Returns:

logic result

See Also:

• LogicEvaluator.evaluateLogic(Evaluatee, String)

parseDepends

public static void parseDepends(ArrayList<String> list,
 String parseString)

Parse String and add variables with @ to the list.

Parameters:

list - list to be added to

parseString - string to parse for variables

parseSQLLogic

public static boolean parseSQLLogic(String sqlLogic,
 Properties ctx,
 int windowNo,
 int tabNo,
 String targetObjectName)

Evaluate a logic expression base on SQL

Parameters:

sqlLogic -

ctx -

windowNo -

tabNo -

targetObjectName - expression logic is evaluated for, that target object (purpose for logging) can be field name, toolbar button name,..

Returns:

result of logic expression