<dependency>
  <groupId>com.github.icecooly</groupId>
  <artifactId>FastHttpClient</artifactId>
  <version>1.3</version>
</dependency>

compile 'com.github.icecooly:FastHttpClient:1.3'

String url="https://www.baidu.com";
String resp=FastHttpClient.get().url(url).build().execute().string();

FastHttpClient.get().url("https://www.baidu.com").build().
	executeAsync(new StringCallback() {
		@Override
		public void onFailure(Call call, Exception e, int id) {
			logger.error(e.getMessage(),e);
		}
		@Override
		public void onSuccess(Call call, String response, int id) {
			logger.info("response:{}",response);
		}
	});

String html = FastHttpClient.get().
				url("http://www.baidu.com/s").
				addParams("wd", "微信机器人").
				addParams("tn", "baidu").
				build().
				execute().
				string();

String savePath="/tmp/tmp.jpg";
FastHttpClient.get().
		url("http://e.hiphotos.baidu.com/image/pic/item/faedab64034f78f0b31a05a671310a55b3191c55.jpg").
		build().addNetworkInterceptor(new DownloadFileInterceptor(){
			@Override
			public void updateProgress(long downloadLenth, long totalLength, boolean isFinish) {
				System.out.println("updateProgress downloadLenth:"+downloadLenth+
						",totalLength:"+totalLength+",isFinish:"+isFinish);
			}
		}).
		executeAsync(new DownloadFileCallback(savePath) {
				@Override
				public void onFailure(Call call, Exception e, int id) {
					e.printStackTrace();
				}
				@Override
				public void onSuccess(Call call, File file, int id) {
					super.onSuccess(call, file, id);
					System.out.println("filePath:"+file.getAbsolutePath());
				}
				@Override
				public void onSuccess(Call call, InputStream fileStream, int id) {
					System.out.println("onSuccessWithInputStream");
				}
		});

byte[] imageContent=FileUtil.getBytes("/tmp/test.png");
		response = FastHttpClient.post().
				url(url).
				addFile("file", "b.jpg", imageContent).
				build().
				connTimeOut(10000).
				execute();
System.out.println(response.body().string());

Proxy proxy = new Proxy(Proxy.Type.SOCKS, new InetSocketAddress("127.0.0.1", 1088));
Response response = FastHttpClient.
		newBuilder().
		addNetworkInterceptor(logging).
		proxy(proxy).
		build().
		get().
		url("http://www.baidu.com").
		build().
		execute();
logger.info(response.string());

String url="https://www.baidu.com";
Response response=FastHttpClient.
			get().
			addHeader("Referer","http://news.baidu.com/").
			addHeader("cookie", "uin=test;skey=111111;").
			url(url).
			build().
			execute();
System.out.println(response.string());