DigitalExpressionFactory (JMRI API)

All Known Implementing Classes:

DigitalFactory, ExpressionFactory
```
public interface DigitalExpressionFactory
```
Factory class for DigitalExpressionBean classes.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`java.util.Set<java.util.Map.Entry<Category,java.lang.Class<? extends DigitalExpressionBean>>>`	`getExpressionClasses()`	Get a set of classes that implements the DigitalExpressionBean interface.
`default void`	`init()`	Init the factory, for example create categories.

- Method Detail
  - init
```
default void init()
```
    Init the factory, for example create categories.
  - getExpressionClasses
```
java.util.Set<java.util.Map.Entry<Category,java.lang.Class<? extends DigitalExpressionBean>>> getExpressionClasses()
```
    Get a set of classes that implements the DigitalExpressionBean interface.
    
    Returns:
    
    a set of entries with category and class