RxHttp

allprojects {
        repositories {
            ...
            maven { url 'https://jitpack.io' }
        }
    }
    
    
    dependencies {
    	        implementation 'com.github.wyba:RxHttp:V1.0.3'
    	}

Application:

    RxHttp.init("http://192.168.2.112:8081/", 20 * 1000);

Use:

    RxHttp.post(url, content, new CommonCallBack<String>() {
                      @Override
                      public void onFinal(String s) {
                          
                      }
                  });