RestletHelper (Restlet Framework

java.lang.Object
- org.restlet.engine.Helper
- - org.restlet.engine.RestletHelper<T>

Direct Known Subclasses:

CompositeHelper, ConnectorHelper
```
public abstract class RestletHelper<T extends Restlet>
extends Helper
```
Delegate used by API classes to get support from the implementation classes. Note that this is an SPI class that is not intended for public usage.

Author:

Jerome Louvel

Constructor Summary

Constructors
Constructor and Description

RestletHelper(T helped)
Constructor.

Constructors
Constructor and Description
`RestletHelper(T helped)` Constructor.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method and Description
`Map<String,Object>`	`getAttributes()` Returns the map of attributes exchanged between the API and the Engine via this helper.
`Context`	`getContext()` Returns the helped Restlet context.
`T`	`getHelped()` Returns the helped Restlet.
`Series<Parameter>`	`getHelpedParameters()` Returns the helped Restlet parameters.
`Logger`	`getLogger()` Returns the helped Restlet logger.
`MetadataService`	`getMetadataService()` Returns the metadata service.
`void`	`handle(Request request, Response response)` Handles a call.
`void`	`setHelped(T helpedRestlet)` Sets the helped Restlet.
`abstract void`	`start()` Start callback.
`abstract void`	`stop()` Stop callback.
`abstract void`	`update()` Update callback with less impact than a `stop()` followed by a `start()`.

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

- Constructor Detail
  - RestletHelper
```
public RestletHelper(T helped)
```
    Constructor.
    
    Parameters:
    
    helped - The helped Restlet.
- Method Detail
  - getAttributes
```
public Map<String,Object> getAttributes()
```
    Returns the map of attributes exchanged between the API and the Engine via this helper.
    
    Returns:
    
    The map of attributes.
  - getContext
```
public Context getContext()
```
    Returns the helped Restlet context.
    
    Returns:
    
    The helped Restlet context.
  - getHelped
```
public T getHelped()
```
    Returns the helped Restlet.
    
    Returns:
    
    The helped Restlet.
  - getHelpedParameters
```
public Series<Parameter> getHelpedParameters()
```
    Returns the helped Restlet parameters.
    
    Returns:
    
    The helped Restlet parameters.
  - getLogger
```
public Logger getLogger()
```
    Returns the helped Restlet logger.
    
    Returns:
    
    The helped Restlet logger.
  - getMetadataService
```
public MetadataService getMetadataService()
```
    Returns the metadata service. If the parent application doesn't exist, a new instance is created.
    
    Returns:
    
    The metadata service.
  - handle
```
public void handle(Request request,
                   Response response)
```
    Handles a call.
    
    Parameters:
    
    request - The request to handle.
    
    response - The response to update.
  - setHelped
```
public void setHelped(T helpedRestlet)
```
    Sets the helped Restlet.
    
    Parameters:
    
    helpedRestlet - The helped Restlet.
  - start
```
public abstract void start()
                    throws Exception
```
    Start callback.
    
    Throws:
    
    Exception
  - stop
```
public abstract void stop()
                   throws Exception
```
    Stop callback.
    
    Throws:
    
    Exception
  - update
```
public abstract void update()
                     throws Exception
```
    Update callback with less impact than a stop() followed by a start().
    
    Throws:
    
    Exception

Class RestletHelper<T extends Restlet>

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

RestletHelper

Method Detail

getAttributes

getContext

getHelped

getHelpedParameters

getLogger

getMetadataService

handle

setHelped

start

stop

update