MessageHandler (OpenSAML :: Messaging API 4.0.1 API)

All Superinterfaces:

Component, InitializableComponent

All Known Subinterfaces:

MessageHandlerChain

All Known Implementing Classes:

AbstractMessageHandler
```
public interface MessageHandler
extends InitializableComponent
```
A message handler represents some reusable logic that may be invoked on a message context.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  void invoke(MessageContext messageContext)
  Invoke the handler on the specified message context.
  - Methods inherited from interface net.shibboleth.utilities.java.support.component.InitializableComponent
    initialize, isInitialized

- Method Detail
  - invoke
```
void invoke(@Nonnull
            MessageContext messageContext)
     throws MessageHandlerException
```
    Invoke the handler on the specified message context.
    
    Parameters:
    
    messageContext - the message context on which to invoke the handler
    
    Throws:
    
    MessageHandlerException - if the there is an error invoking the handler on the message context