Interface ExtensionMethodHandler
- Functional Interface:
- This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
Handles a single raw JSON-RPC method owned by a
ServerExtension. Transport-neutral: the
handler sees the stable InteractionContext and a provider-neutral JsonObject,
never the underlying transport or server internals.
Register with ExtensionContext.registerHandler(String, ExtensionMethodHandler) from
ServerExtension.bootstrap(ExtensionContext).
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Method Summary
Modifier and TypeMethodDescription@Nullable Objecthandle(InteractionContext interaction, @Nullable JsonObject params) Handles the method and returns the result to serialize as the JSON-RPC response.
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Method Details
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handle
@Nullable Object handle(InteractionContext interaction, @Nullable JsonObject params) throws Exception Handles the method and returns the result to serialize as the JSON-RPC response.- Parameters:
interaction- the per-channel interaction view (protocol version, lifecycle, session)params- the method params as an immutable JSON object, ornullwhen absent- Returns:
- the result to serialize with the server's configured serde, or
nullfor an empty result - Throws:
Exception- on handler failure; surfaced to the client as aninternal-error
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