post 方式提交XML文件调用接口

最新推荐文章于 2021-09-17 19:44:10 发布

原创最新推荐文章于 2021-09-17 19:44:10 发布 · 5.7k 阅读

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#xml #exception #string #import #url #class

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该博客展示了如何使用Java的Apache Commons HTTPClient库通过POST方式发送XML数据来调用API接口。首先，代码创建了一个XML字符串，然后构造了一个PostMethod对象，设置请求实体为XML字符串，并执行HTTP请求。如果响应状态码为200，说明请求成功，打印接口返回的信息。

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import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Date;
import java.util.HashMap;
import java.util.List;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.RequestEntity;
import org.apache.commons.httpclient.methods.StringRequestEntity;

public class Test {

/**
* @param args
*/
public static void main(String[] args) throws Exception{

//直接字符串拼接
  StringBuffer sb = new StringBuffer();
  sb.append("<app_ei_sync_req><enabler_id>pengxwtest</enabler_id><dev_id>pengxwtest</dev_id>" +
    "<app_id>pengxwtest</app_id><app_secret>pengxwtest</app_secret>" +
    "<app_status>2</app_status><app_level>0</app_level><app_ei><ei_id>1</ei_id>" +
    "<ei_id>2</ei_id><ei_id>3</ei_id></app_ei></app_ei_sync_req>");//xml数据存储
  String data = sb.toString();
  String url = "接口地址";
  HttpClient httpclient = new HttpClient();
        PostMethod post = new PostMethod(url);
        String info = null;
        try {
            RequestEntity entity = new StringRequestEntity(data, "text/xml",
            "iso-8859-1");
            post.setRequestEntity(entity);
            httpclient.executeMethod(post);
            int code = post.getStatusCode();
            if (code == HttpStatus.SC_OK)
                info = new String(post.getResponseBodyAsString()); //接口返回的信息
        } catch (Exception ex) {
            ex.printStackTrace();
        } finally {
            post.releaseConnection();
        }
  System.out.println(info);

}

//读取xml文件

public class xmlTool(){

InputStreamReader read = new InputStreamReader (new FileInputStream("f://aa.xml"),"UTF-8");

  StringBuffer sb = new StringBuffer();

     BufferedReader br = new BufferedReader(read);
     String row;
     while((row = br.readLine())!=null){
      sb.append(row.trim());

     }
     String data = sb.toString();
     String url = "http://localhost:9099/vtoss/cloudapi/rp_video_transcode_batch.do";
   HttpClient httpclient = new HttpClient();
         PostMethod post = new PostMethod(url);
         String info = null;
         try {
             RequestEntity entity = new StringRequestEntity(data, "text/xml",
             "UTF-8");
             post.setRequestEntity(entity);
             httpclient.executeMethod(post);
             int code = post.getStatusCode();
             if (code == HttpStatus.SC_OK)
                 info = new String(post.getResponseBodyAsString());
         } catch (Exception ex) {
             ex.printStackTrace();
         } finally {
             post.releaseConnection();
         }
         System.out.println(info);

}
}