# Package com.google.appengine.tools.development

- Interface Summary
  Interface | Description
  --- | ---
  ApiProxyLocal | A local service object, suitable for testing of service-client code as well as for local runtime use in `dev_appserver`.
  ContainerService | Provides the backing servlet container support for the `DevAppServer`, as discovered via `ServiceProvider`.
  DevAppServer | `DevAppServer` launches a local Jetty server (by default) with a single hosted web application.

- Class Summary
  Class | Description
  --- | ---
  AbstractContainerService | Common implementation for the `ContainerService` interface.
  AbstractContainerService.LocalInitializationEnvironment | A fake `LocalEnvironment` implementation that is used during the initialization of the Development AppServer.
  ApiProxyLocalFactory | Factory class for an `ApiProxy.Delegate` object configured to use local services.
  DevAppServerFactory | Creates new `DevAppServers` which can be used to launch web applications.
  DevAppServerMain | The command-line entry point for DevAppServer.

- Enum Summary
  Enum | Description
  --- | ---
  ContainerService.EnvironmentVariableMismatchSeverity | The severity with which we'll treat environment variable mismatches.