org.eclipse.eef.core.api.utils

Class EvalFactory.Eval<TYPE>

java.lang.Object

org.eclipse.eef.core.api.utils.EvalFactory.Eval<TYPE>

Type Parameters:

TYPE - The type of the result returned by the execution of the expression

Enclosing class:

EvalFactory

public static final class EvalFactory.Eval<TYPE>
extends java.lang.Object

This class will be used to evaluate the expression.

Method Summary

Modifier and Type	Method and Description
void	call(java.lang.String expression) Executes the given expression and process its result using the given consumer.
void	call(java.lang.String expression, java.util.function.Consumer<TYPE> consumer) Executes the given expression and process its result using the given consumer.
EvalFactory.Eval<TYPE>	defaultValue(TYPE value) Indicates the value to use by default if the result of the evaluation of the expression is null.
TYPE	evaluate(java.lang.String expression) Executes the given expression.
EvalFactory.Eval<TYPE>	logIfBlank(org.eclipse.emf.ecore.EAttribute attribute) Indicates that an error should be logged using the given EAttribute if the expression to execute is blank.
<E> EvalFactory.Eval<E>	logIfInvalidType(java.lang.Class<E> expectedType) Indicates that the result should have the same type as the given class.

Methods inherited from class java.lang.Object

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

Method Detail

logIfBlank

public EvalFactory.Eval<TYPE> logIfBlank(org.eclipse.emf.ecore.EAttribute attribute)

Indicates that an error should be logged using the given EAttribute if the expression to execute is blank.

Parameters:

attribute - The EAttribute containing the expression to execute

Returns:

The current EvalFactory.Eval

logIfInvalidType

public <E> EvalFactory.Eval<E> logIfInvalidType(java.lang.Class<E> expectedType)

Indicates that the result should have the same type as the given class. It will log an error if the type of the result does not match the given type.

Type Parameters:

E - The expected type of the execution of the expression

Parameters:

expectedType - The expected type

Returns:

The current EvalFactory.Eval

defaultValue

public EvalFactory.Eval<TYPE> defaultValue(TYPE value)

Indicates the value to use by default if the result of the evaluation of the expression is null.

Parameters:

value - The default value

Returns:

The current EvalFactory.Eval

call

public void call(java.lang.String expression)

Executes the given expression and process its result using the given consumer.

Parameters:

expression - The expression

call

public void call(java.lang.String expression,
                 java.util.function.Consumer<TYPE> consumer)

Executes the given expression and process its result using the given consumer.

Parameters:

expression - The expression

consumer - The consumer

evaluate

public TYPE evaluate(java.lang.String expression)

Executes the given expression.

Parameters:

expression - The expression

Returns:

The result of the expression