private static LambdaRequestHandler getLambdaRequestHandlerObject()

in aws-lambda-java-runtime-interface-client/src/main/java/com/amazonaws/services/lambda/runtime/api/client/AWSLambda.java [140:174]

26 lines of code
4 McCabe index (conditional complexity)


    private static LambdaRequestHandler getLambdaRequestHandlerObject(String handler, LambdaContextLogger lambdaLogger) throws ClassNotFoundException, IOException {
        UnsafeUtil.disableIllegalAccessWarning();

        System.setOut(new PrintStream(new LambdaOutputStream(System.out), false, "UTF-8"));
        System.setErr(new PrintStream(new LambdaOutputStream(System.err), false, "UTF-8"));
        setupRuntimeLogger(lambdaLogger);

        runtimeClient = new LambdaRuntimeApiClientImpl(LambdaEnvironment.RUNTIME_API);

        String taskRoot = System.getProperty("user.dir");
        String libRoot = "/opt/java";
        // Make system classloader the customer classloader's parent to ensure any aws-lambda-java-core classes
        // are loaded from the system classloader.
        customerClassLoader = new CustomerClassLoader(taskRoot, libRoot, ClassLoader.getSystemClassLoader());
        Thread.currentThread().setContextClassLoader(customerClassLoader);

        // Load the user's handler
        LambdaRequestHandler requestHandler = null;
        try {
            requestHandler = findRequestHandler(handler, customerClassLoader);
        } catch (UserFault userFault) {
            lambdaLogger.log(userFault.reportableError(), lambdaLogger.getLogFormat() == LogFormat.JSON ? LogLevel.ERROR : LogLevel.UNDEFINED);
            LambdaError error = new LambdaError(
                    LambdaErrorConverter.fromUserFault(userFault),
                    RapidErrorType.BadFunctionCode);
            runtimeClient.reportInitError(error);
            System.exit(1);
        }

        if (INIT_TYPE_SNAP_START.equals(AWS_LAMBDA_INITIALIZATION_TYPE)) {
            onInitComplete(lambdaLogger);
        }

        return requestHandler;
    }