com.espertech.esper.common.internal.epl.script.mvel

Class MVELHelper

java.lang.Object

com.espertech.esper.common.internal.epl.script.mvel.MVELHelper

public class MVELHelper
extends Object

============= Without MVEL dependencies in classpath, this call verifies and compiles an MVEL script. =============

Constructor Summary

Constructors

Constructor and Description
MVELHelper()

Method Summary

Modifier and Type	Method and Description
static ExpressionScriptCompiled	compile(String scriptName, String expression, Map<String,Class> mvelInputParamTypes, ClasspathImportService classpathImportService)
static void	verifyScript(ExpressionScriptProvided script, ClasspathImportService classpathImportService) Verify MVEL script (not compiling it).

Methods inherited from class java.lang.Object

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

Constructor Detail

MVELHelper

public MVELHelper()

Method Detail

verifyScript

public static void verifyScript(ExpressionScriptProvided script,
                                ClasspathImportService classpathImportService)
                         throws ExprValidationException

Verify MVEL script (not compiling it). Compiling is done by the first expression node using the expression since only then parameter types can be bound.

Parameters:

script - to verify/analyze

classpathImportService - imports

Throws:

ExprValidationException - when not all parameters are resolved

compile

public static ExpressionScriptCompiled compile(String scriptName,
                                               String expression,
                                               Map<String,Class> mvelInputParamTypes,
                                               ClasspathImportService classpathImportService)
                                        throws ExprValidationException

Throws:

ExprValidationException