ServletEngineAdapter (AppEngine :: runtime-impl 2.0.13 API)

All Superinterfaces:

UPRequestHandler

All Known Implementing Classes:

JettyServletEngineAdapter
```
public interface ServletEngineAdapter
extends UPRequestHandler
```
This interface abstracts away the details of starting up and shutting down a servlet engine, as well as adapting between the concrete classes that implement the Java Servlet API and the Prometheus Untrusted Process API.

Nested Class Summary

Nested Classes
Modifier and Type	Interface	Description
`static class`	`ServletEngineAdapter.Config`	Options to configure a Jetty HTTP server, forwarding servlet requests to the GAE Java runtime.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addAppVersion(AppVersion appVersion)`	Register the specified application version for future calls to `serviceRequest`.
`void`	`deleteAppVersion(AppVersion appVersion)`	Remove the specified application version and free up any resources associated with it.
`void`	`setSessionStoreFactory(SessionStoreFactory factory)`	Sets the `SessionStoreFactory` that will be used to create the list of `SessionStore`s to which the HTTP Session will be stored, if sessions are enabled.
`void`	`start(String serverInfo, ServletEngineAdapter.Config runtimeOptions)`	Performs whatever setup is necessary for this servlet container.
`void`	`stop()`	Perform any shutdown procedures necessary for this servlet container.

Methods inherited from interface com.google.apphosting.runtime.UPRequestHandler
serviceRequest

- Method Detail
  - start
```
void start(String serverInfo,
           ServletEngineAdapter.Config runtimeOptions)
```
    Performs whatever setup is necessary for this servlet container. This method waits for setup to complete before returning.
    
    Parameters:
    
    serverInfo - The string that should be returned by ServletContext.getServerInfo().
    
    runtimeOptions - Extra options, currently used for the Jetty HTTP adapter only.
  - stop
```
void stop()
```
    Perform any shutdown procedures necessary for this servlet container. This method should return once the shutdown has been completed.
  - addAppVersion
```
void addAppVersion(AppVersion appVersion)
            throws FileNotFoundException
```
    Register the specified application version for future calls to serviceRequest.
    
    Throws:
    
    FileNotFoundException - If any of the specified files could not be located.
  - deleteAppVersion
```
void deleteAppVersion(AppVersion appVersion)
```
    Remove the specified application version and free up any resources associated with it.
  - setSessionStoreFactory
```
void setSessionStoreFactory(SessionStoreFactory factory)
```
    Sets the SessionStoreFactory that will be used to create the list of SessionStores to which the HTTP Session will be stored, if sessions are enabled. This method must be invoked after start(java.lang.String, com.google.apphosting.runtime.ServletEngineAdapter.Config).