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Extract http endpoint handler function

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AsamK 2022-11-02 21:13:52 +01:00
parent 9563496efb
commit 1b029b765f
1 changed files with 42 additions and 45 deletions
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87
src/main/java/org/asamk/signal/http/HttpServerHandler.java
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@ -40,58 +40,14 @@ public class HttpServerHandler {
}
public void init() throws IOException {
logger.info("Starting server on " + address.toString());
final var server = HttpServer.create(address, 0);
server.setExecutor(Executors.newFixedThreadPool(10));
server.createContext("/api/v1/rpc", httpExchange -> {
if (!"POST".equals(httpExchange.getRequestMethod())) {
sendResponse(405, null, httpExchange);
return;
}
if (!"application/json".equals(httpExchange.getRequestHeaders().getFirst("Content-Type"))) {
sendResponse(415, null, httpExchange);
return;
}
try {
final Object[] result = {null};
final var jsonRpcSender = new JsonRpcSender(s -> {
if (result[0] != null) {
throw new AssertionError("There should only be a single JSON-RPC response");
}
result[0] = s;
});
final var jsonRpcReader = new JsonRpcReader(jsonRpcSender, httpExchange.getRequestBody());
jsonRpcReader.readMessages((method, params) -> commandHandler.handleRequest(objectMapper,
method,
params), response -> logger.debug("Received unexpected response for id {}", response.getId()));
if (result[0] != null) {
sendResponse(200, result[0], httpExchange);
} else {
sendResponse(201, null, httpExchange);
}
} catch (Throwable aEx) {
logger.error("Failed to process request.", aEx);
sendResponse(200,
JsonRpcResponse.forError(new JsonRpcResponse.Error(JsonRpcResponse.Error.INTERNAL_ERROR,
"An internal server error has occurred.",
null), null),
httpExchange);
}
});
server.createContext("/api/v1/rpc", this::handleRpcEndpoint);
server.start();
}
private void sendResponse(int status, Object response, HttpExchange httpExchange) throws IOException {
@ -109,4 +65,45 @@ public class HttpServerHandler {
httpExchange.getResponseBody().close();
}
private void handleRpcEndpoint(HttpExchange httpExchange) throws IOException {
if (!"POST".equals(httpExchange.getRequestMethod())) {
sendResponse(405, null, httpExchange);
return;
}
if (!"application/json".equals(httpExchange.getRequestHeaders().getFirst("Content-Type"))) {
sendResponse(415, null, httpExchange);
return;
}
try {
final Object[] result = {null};
final var jsonRpcSender = new JsonRpcSender(s -> {
if (result[0] != null) {
throw new AssertionError("There should only be a single JSON-RPC response");
}
result[0] = s;
});
final var jsonRpcReader = new JsonRpcReader(jsonRpcSender, httpExchange.getRequestBody());
jsonRpcReader.readMessages((method, params) -> commandHandler.handleRequest(objectMapper, method, params),
response -> logger.debug("Received unexpected response for id {}", response.getId()));
if (result[0] != null) {
sendResponse(200, result[0], httpExchange);
} else {
sendResponse(201, null, httpExchange);
}
} catch (Throwable aEx) {
logger.error("Failed to process request.", aEx);
sendResponse(200,
JsonRpcResponse.forError(new JsonRpcResponse.Error(JsonRpcResponse.Error.INTERNAL_ERROR,
"An internal server error has occurred.",
null), null),
httpExchange);
}
}
}