PreFilters

```
public class PreFilters
extends java.lang.Object
```
Filter criteria for Inventory. PreFilters will be applied before each round of Inventory. Access operations also invole implicit Inventory before the Access operation can be performed. Simple Inventory operation (i.e. without PostFilters) gets the Tags selected out of PreFilter(s) Tags as a result of (implicit) Inventory Operation move in for further Access Operation.

Nested Classes
Modifier and Type	Class and Description
`class`	`PreFilters.PreFilter` PreFilter Information.
`class`	`PreFilters.StateAwareActionParams` Parameters for StateAware action.
`class`	`PreFilters.StateUnawareAction` Parameters for StateUnaware action.

Fields
Modifier and Type	Field and Description
`API3Abstract`	`api3Abstract`

Constructors
Constructor and Description
`PreFilters()`

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`add(PreFilters.PreFilter preFilter)` This method adds a PreFilter.
`void`	`delete(PreFilters.PreFilter preFilter)` This method deletes an added PreFilter.
`void`	`deleteAll()` Deletes all PreFilters.
`PreFilters.PreFilter`	`getPreFilter(int index)`
`int`	`length()` Number of added PreFilters.

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

public PreFilters.PreFilter getPreFilter(int index)
                                  throws InvalidUsageException

public void deleteAll()
               throws InvalidUsageException,
                      OperationFailureException

Deletes all PreFilters.

Class PreFilters