BcStateAware (IO Cxbox - Core 3.0.5 API)

All Known Implementing Classes:

BcStateAwareImpl
```
public interface BcStateAware
```
Cxbox component that allows change state of current Business component between http requests. Used for share changes between readOnly requests (type of requests, when no changes was stored in persistence layer (e.g. database))

See Also:

BcState, BusinessComponent, CrudmaGateway

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`clear()`	Clear all state records for current client
`BcState`	`getState(BusinessComponent bc)`	Obtain state for business component instance
`boolean`	`isPersisted(BusinessComponent bc)`	Obtain information if this record was already persisted.
`void`	`set(BusinessComponent bc, BcState state)`	Change state for business component instance

- Method Detail
  - getState
```
BcState getState(BusinessComponent bc)
```
    Obtain state for business component instance
    
    Parameters:
    
    bc - is Business component state key (name and record identifier)
    
    Returns:
    
    a state for current business component and current client
  - clear
```
void clear()
```
    Clear all state records for current client
  - set
```
void set(BusinessComponent bc,
         BcState state)
```
    Change state for business component instance
    
    Parameters:
    
    bc - is Business component state key (name and record identifier)
    
    state - is BCState that must be changed
  - isPersisted
```
boolean isPersisted(BusinessComponent bc)
```
    Obtain information if this record was already persisted. This method is necessary to determine whether to create a record from current state.
    
    Parameters:
    
    bc - is Business component state key (name and record identifier)