@Bean
    public HttpComponentsClientHttpRequestFactory clientHttpRequestFactory() {
        // httpClient connection configuration
        HttpComponentsClientHttpRequestFactory factory = new HttpComponentsClientHttpRequestFactory(httpClient());
        // Time to connect to the server (successful handshake), timeout throws connect timeout
        factory.setConnectTimeout(connectionTimeout);
        // The time for the server to return data (response), timeout throws read timeout
        factory.setReadTimeout(readTimeout);
        // Get the timeout of the connection from the connection pool
        factory.setConnectionRequestTimeout(connectionRequestTimeout);
        return factory;
    }
Get the timeout time of the connection from the connection pool,
and throw ConnectionPoolTimeoutException when timeout
inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/config/RestTemplateConfig.java