ExpressionCondition (Jadex Active Component Platform 4.0.180 API)

java.lang.Object
- jadex.rules.eca.ExpressionCondition

All Implemented Interfaces:: ICondition

public class ExpressionCondition
extends java.lang.Object
implements ICondition

Field Summary

Fields
Modifier and Type Field Description

protected UnparsedExpression expression
The condition expression.

protected SimpleValueFetcher fetcher
The fetcher.
- Fields inherited from interface jadex.rules.eca.ICondition
  FALSE, TRUE, TRUE_CONDITION

Constructor Summary

Constructors
Constructor Description

ExpressionCondition(UnparsedExpression expression, IValueFetcher fetcher)
Create a new ExpressionCondition.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`IFuture<Tuple2<java.lang.Boolean,java.lang.Object>>`	`evaluate(IEvent event)`	Evaluate the condition.
`UnparsedExpression`	`getExpression()`	Get the expression.
`SimpleValueFetcher`	`getFetcher()`	Get the fetcher.
`void`	`setExpression(UnparsedExpression expression)`	Set the expression.
`void`	`setFetcher(SimpleValueFetcher fetcher)`	Set the fetcher.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - expression
```
protected UnparsedExpression expression
```
    The condition expression.
  - fetcher
```
protected SimpleValueFetcher fetcher
```
    The fetcher.
- Constructor Detail
  - ExpressionCondition
```
public ExpressionCondition(UnparsedExpression expression,
                           IValueFetcher fetcher)
```
    Create a new ExpressionCondition.
- Method Detail
  - evaluate
```
public IFuture<Tuple2<java.lang.Boolean,java.lang.Object>> evaluate(IEvent event)
```
    Evaluate the condition.
    
    Specified by:
    
    evaluate in interface ICondition
    
    Parameters:
    
    event - The event.
    
    Returns:
    
    True, if condition is met (plus additional user data).
  - getExpression
```
public UnparsedExpression getExpression()
```
    Get the expression.
    
    Returns:
    
    The expression.
  - setExpression
```
public void setExpression(UnparsedExpression expression)
```
    Set the expression.
    
    Parameters:
    
    expression - The expression to set.
  - getFetcher
```
public SimpleValueFetcher getFetcher()
```
    Get the fetcher.
    
    Returns:
    
    The fetcher.
  - setFetcher
```
public void setFetcher(SimpleValueFetcher fetcher)
```
    Set the fetcher.
    
    Parameters:
    
    fetcher - The fetcher to set.