JavaFX基础学习之OkHttp/Gson

Posted 2020-08-24

导入jar包，使用OkHttp/Okio/Gson请求解析

 

 

 

package application;



import java.io.IOException;
import java.net.URL;
import java.util.ResourceBundle;
import com.google.gson.Gson;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.fxml.Initializable;
import javafx.scene.control.Button;
import javafx.scene.control.TextArea;
import javafx.scene.control.TextField;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;

public class Controller implements Initializable{
    
    @FXML
    private Button button;
    @FXML
    private TextField textfield;
    @FXML
    private TextArea textarea;
    
    
    
    private static OkHttpClient client = new OkHttpClient();
    
    
    //发起请求，获取内容
    public static String getjson (String url) throws IOException {
          Request request = new Request.Builder()
              .url(url)
              .build();

          Response response = client.newCall(request).execute();
          return response.body().string();
        }
    
    
    //函数调用api,并利用gson解析json数据
    public static String getdata(String corpid,String corpsecret){
        
        String json = null;
        try{
                        
            json = getjson("https://qyapi.weixin.qq.com/cgi-bin/gettoken?corpid="+corpid+"&corpsecret="+corpsecret);
            
        }catch (Exception e){
            
            e.printStackTrace();
        }
        
        Gson gson = new Gson();
        
        weixinapi wxapi = gson.fromJson(json, weixinapi.class);
        
        return wxapi.getAccess_token();
        
        
    }
    
    
    
    
      
    
    
    @FXML
    private void handleButtonAction(ActionEvent event) {

        String key=getdata("test","test");
            
        textarea.appendText(key);
               
        
           

    }
    

    
    
    

    @Override
    public void initialize(URL arg0, ResourceBundle arg1) {
        // TODO Auto-generated method stub
        
    }
    
    

}