Package jakarta.websocket
Class ContainerProvider
- java.lang.Object
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- jakarta.websocket.ContainerProvider
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public abstract class ContainerProvider extends Object
Provider class that allows the developer to get a reference to the implementation of the WebSocketContainer. The provider class uses the ServiceLoader to load an implementation of ContainerProvider. Specifically, the fully qualified class name of the container implementation of ContainerProvider must be listed in the "META-INF/services/jakarta.websocket.ContainerProvider" file in the implementation JAR file.- Author:
- dannycoward
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Constructor Summary
Constructors Constructor Description ContainerProvider()
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description protected abstract WebSocketContainer
getContainer()
Create a new instance of the the WebSocket container implementation.static WebSocketContainer
getWebSocketContainer()
Obtain a new instance of a WebSocketContainer.
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Method Detail
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getWebSocketContainer
public static WebSocketContainer getWebSocketContainer()
Obtain a new instance of a WebSocketContainer. The method looks for the ContainerProvider implementation class in the order listed in the "META-INF/services/jakarta.websocket.ContainerProvider" file, returning the first WebSocketContainer implementation from the ContainerProvider implementation that is notnull
.- Returns:
- an implementation provided instance of type WebSocketContainer
- Throws:
ServiceConfigurationError
- If there is a problem loading one of the discovered ContainerProvider implementations. A ServiceConfigurationError is viewed as a serious problem so the exception is allowed to propagate rather than swallowing the exception and attempting to load the next provider (if any).
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getContainer
protected abstract WebSocketContainer getContainer()
Create a new instance of the the WebSocket container implementation.- Returns:
- the new instance
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