Rule (Easy Rules core module 1.0.1 API)

All Superinterfaces:

Comparable<Rule>

All Known Implementing Classes:

BasicRule, FastRule
```
public interface Rule
extends Comparable<Rule>
```
Abstraction for a rule that can be fired by a rules engine.
Rules are registered in a namespace of rule of type Rules in which they must have a unique name.

Author:

Mahmoud Ben Hassine ([email protected])

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`DEFAULT_DESCRIPTION`	Default rule description.
`static String`	`DEFAULT_NAME`	Default rule name.
`static int`	`DEFAULT_PRIORITY`	Default rule priority.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`boolean`	`evaluate(Facts facts)`	This method implements the rule's condition(s).
`void`	`execute(Facts facts)`	This method implements the rule's action(s).
`default String`	`getDescription()`	Getter for rule description.
`default String`	`getName()`	Getter for rule name.
`default int`	`getPriority()`	Getter for rule priority.

Methods inherited from interface java.lang.Comparable
compareTo

- Field Detail
  - DEFAULT_NAME
```
static final String DEFAULT_NAME
```
    Default rule name.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_DESCRIPTION
```
static final String DEFAULT_DESCRIPTION
```
    Default rule description.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_PRIORITY
```
static final int DEFAULT_PRIORITY
```
    Default rule priority.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - getName
```
default String getName()
```
    Getter for rule name.
    
    Returns:
    
    the rule name
  - getDescription
```
default String getDescription()
```
    Getter for rule description.
    
    Returns:
    
    rule description
  - getPriority
```
default int getPriority()
```
    Getter for rule priority.
    
    Returns:
    
    rule priority
  - evaluate
```
boolean evaluate(Facts facts)
```
    This method implements the rule's condition(s). Implementations should handle any runtime exception and return true/false accordingly
    
    Returns:
    
    true if the rule should be applied given the provided facts, false otherwise
  - execute
```
void execute(Facts facts)
      throws Exception
```
    This method implements the rule's action(s).
    
    Throws:
    
    Exception - thrown if an exception occurs when performing action(s)