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Polish #33

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Signed-off-by: Dariusz Jędrzejczyk <dariusz.jedrzejczyk@broadcom.com>
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Dariusz Jędrzejczyk 2025-04-23 11:06:26 +02:00
commit 866732c383
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1 changed files with 27 additions and 31 deletions
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58
mcp/src/main/java/io/modelcontextprotocol/spec/McpClientSession.java
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@ -122,42 +122,38 @@ public class McpClientSession implements McpSession {
// Observation associated with the individual message - it can be used to // Observation associated with the individual message - it can be used to
// create child Observation and emit it together with the message to the // create child Observation and emit it together with the message to the
// consumer // consumer
this.connection = this.transport.connect(mono -> mono.doOnNext(message -> handle(message).subscribe())) this.connection = this.transport.connect(mono -> mono.doOnNext(this::handle)).subscribe();
.subscribe();
} }
public Mono<Void> handle(McpSchema.JSONRPCMessage message) { private void handle(McpSchema.JSONRPCMessage message) {
return Mono.defer(() -> { if (message instanceof McpSchema.JSONRPCResponse response) {
if (message instanceof McpSchema.JSONRPCResponse response) { logger.debug("Received Response: {}", response);
logger.debug("Received Response: {}", response); var sink = pendingResponses.remove(response.id());
var sink = pendingResponses.remove(response.id()); if (sink == null) {
if (sink == null) { logger.warn("Unexpected response for unknown id {}", response.id());
logger.warn("Unexpected response for unknown id {}", response.id());
}
else {
sink.success(response);
}
return Mono.empty();
}
else if (message instanceof McpSchema.JSONRPCRequest request) {
logger.debug("Received request: {}", request);
return handleIncomingRequest(request).onErrorResume(error -> {
var errorResponse = new McpSchema.JSONRPCResponse(McpSchema.JSONRPC_VERSION, request.id(), null,
new McpSchema.JSONRPCResponse.JSONRPCError(McpSchema.ErrorCodes.INTERNAL_ERROR,
error.getMessage(), null));
return this.transport.sendMessage(errorResponse).then(Mono.empty());
}).flatMap(this.transport::sendMessage);
}
else if (message instanceof McpSchema.JSONRPCNotification notification) {
logger.debug("Received notification: {}", notification);
return handleIncomingNotification(notification)
.doOnError(error -> logger.error("Error handling notification: {}", error.getMessage()));
} }
else { else {
logger.warn("Received unknown message type: {}", message); sink.success(response);
return Mono.empty();
} }
}); }
else if (message instanceof McpSchema.JSONRPCRequest request) {
logger.debug("Received request: {}", request);
handleIncomingRequest(request).onErrorResume(error -> {
var errorResponse = new McpSchema.JSONRPCResponse(McpSchema.JSONRPC_VERSION, request.id(), null,
new McpSchema.JSONRPCResponse.JSONRPCError(McpSchema.ErrorCodes.INTERNAL_ERROR,
error.getMessage(), null));
return this.transport.sendMessage(errorResponse).then(Mono.empty());
}).flatMap(this.transport::sendMessage).subscribe();
}
else if (message instanceof McpSchema.JSONRPCNotification notification) {
logger.debug("Received notification: {}", notification);
handleIncomingNotification(notification)
.doOnError(error -> logger.error("Error handling notification: {}", error.getMessage()))
.subscribe();
}
else {
logger.warn("Received unknown message type: {}", message);
}
} }
/** /**