遵循上的文档
2.3.4. Connection manager shutdown
When an HttpClient instance is no longer needed and is about to go out of scope it is important to shut down its connection manager to ensure that all connections kept alive by the manager get closed and system resources allocated by those connections are r
我们有一个jersey客户端,具有基本配置: public class HttpClient {
private transient final WebTarget target;
public HttpClient(final String host, final int port, final String path, final int requestTimeout) {
final URI uri = UriBuilder.fromUri("http://" + host).port(port).build();
f
在HttpClient之前,我们有一个线程正在运行,它检查是否已到达MAX_TOTAL_CONNECTIONS。看起来是这样的:
@Override
public void run() {
try {
while (!shutdown) {
synchronized (this) {
wait(60000);
// this is an emergency check. if all connections have been
从这个到问题:,我看到最好的做法是不要在每个HTTP请求中释放一个System.Net.Http.HttpClient。特别指出:
HttpClient的标准用法不是在每次请求之后释放它。
这也没问题。
我的问题是,这种“模式”也适用于Windows.Web.Http.HttpClient吗?还是应该根据HTTP请求进行处理?我认为在这个问题上有点模糊。在其中一个样本中,它简单地指出:
// Once your app is done using the HttpClient object call dispose to
// free up system resources (th
在创建、使用和处理多个HttpClients时,我注意到在TIME_WAIT状态中仍然存在打开的套接字。
例如,在运行以下命令之后:
using System.Net.Http;
namespace HttpClientTest
{
public class Program
{
public static void Main(string[] args)
{
for (var i = 0; i < 10; i++)
{
using (var httpClien
我想知道,如果我创建一个OkHttpClient实例来服务于我的“整个安卓应用程序”,是否会有任何性能瓶颈或问题。在我的应用程序类中,我创建了一个包含OkHttpClient实例的静态公共变量,每当我需要做一个http请求时,我基本上都会构建一个请求对象,然后使用创建的okhttpclient实例来触发请求。
代码如下所示
public class MyApplication extends Application {
public static OkHttpClient httpClient;
@Override
public void onCreate() {
文档喷雾能够处理块状的反应,但我找不到任何例子开始。这就是我天真的实现:
object Main extends App {
implicit val system = ActorSystem()
import system.dispatcher
val log = Logging(system, getClass)
val ioBridge = IOExtension(system).ioBridge()
val httpClient = system.actorOf(Props(new HttpClient(ioBridge)))
val conduit = s
因此,问题是为什么在使用块时使用HttpClient是错误的,但在WebApi上下文中呢?
我一直在读这篇文章,。在它中,我们有以下示例:
public static async Task<JObject> GetJsonAsync(Uri uri)
{
// (real-world code shouldn't use HttpClient in a using block; this is just example code)
using (var client = new HttpClient())
{
var jsonString = await