FeatureInfos (Web API 2021)

All Known Implementing Classes:

FeatureInfosImpl
```
public interface FeatureInfos
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`applyChanges(java.lang.String sessionID)`	apply changes to I-Server
`void`	`collectData(java.lang.String sessionID)`	get feature infos data from I-Server or cache.
`FeatureInfo`	`getFeatureInfoByID(java.lang.String id)`	get the feature info by pulldown control's id.
`java.util.ArrayList<FeatureInfo>`	`getFeatureInfos()`	get the list of feature infos.
`boolean`	`hasData()`	whether we have the feature info data.
`void`	`loadDefaultStatus()`	load default status as feature info status.
`void`	`setHasData(boolean _hasData)`	set whether we have the feature info data.

- Method Detail
  - collectData
```
void collectData(java.lang.String sessionID)
          throws WebObjectsException
```
    get feature infos data from I-Server or cache.
    
    Parameters:
    
    sessionID -
    
    Throws:
    
    WebObjectsException
  - hasData
```
boolean hasData()
```
    whether we have the feature info data.
    
    Returns:
    
    whether we have the feature info data.
  - setHasData
```
void setHasData(boolean _hasData)
```
    set whether we have the feature info data. This is only used in PreferencesBean's serializer.
    
    Parameters:
    
    _hasData -
  - getFeatureInfos
```
java.util.ArrayList<FeatureInfo> getFeatureInfos()
```
    get the list of feature infos.
    
    Returns:
    
    the list of feature infos.
  - loadDefaultStatus
```
void loadDefaultStatus()
```
    load default status as feature info status.
  - applyChanges
```
void applyChanges(java.lang.String sessionID)
           throws WebObjectsException
```
    apply changes to I-Server
    
    Parameters:
    
    sessionID -
    
    Throws:
    
    WebObjectsException
  - getFeatureInfoByID
```
FeatureInfo getFeatureInfoByID(java.lang.String id)
```
    get the feature info by pulldown control's id.
    
    Parameters:
    
    id -
    
    Returns: