模拟表单提交post请求

 pom配置：

<dependency>
<groupId>com.squareup.okhttp3</groupId>
<artifactId>okhttp</artifactId>
<version>3.14.2</version>
</dependency>

 

后端代码：

/**

* 模拟表单提交

* @return

* @throws Exception

*/

public static String doPost_ok(String url,String requestData) throws Exception {

　　String strResult = "";

　　OkHttpClient client = new OkHttpClient().newBuilder().build();

　　MediaType mediaType = MediaType.parse("application/json");

　　RequestBody body = RequestBody.create(mediaType, requestData);

　　Request request = new Request.Builder()

　　.url(url)

　　.method("POST", body)

　　.addHeader("Content-Type", "application/json")

　　.build();

　　Response response = client.newCall(request).execute();

　　int code = response.code();

if(code==200){

　　strResult = response.body().string();

}

　　return strResult;

}