httppost请求“Content-Type“,“application/x-www-form-urlencoded；charset=utf-8“参数传递

秒速五厘米 2022-12-17 10:57 96阅读 0赞

"Content-Type","application/x-www-form-urlencoded;charset=utf-8"

/** 
    	 * 请求服务   "Content-Type","application/x-www-form-urlencoded;charset=utf-8"
    	 *
    	 * @return
    	 */
    	public  static String httpPost(String url,Map<String,String> param,String appkey){
    
    		HttpPost httpPost = new HttpPost(url);
    		httpPost.setHeader("appkey",appkey);
    		ArrayList<BasicNameValuePair> list = new ArrayList<>();
    		param.forEach((key, value) -> list.add(new BasicNameValuePair(key, value)));
    		CloseableHttpClient httpClient = HttpClients.createDefault();
    		try {
    			if (Objects.nonNull(param) && param.size() >0) {
    				httpPost.setEntity(new UrlEncodedFormEntity(list, "UTF-8"));
    			}
    			/*InputStream content = httpPost.getEntity().getContent();
    			InputStreamReader inputStreamReader = new InputStreamReader(content, "UTF-8");
    			BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
    			String readLine = bufferedReader.readLine();
    			String s = URLDecoder.decode(readLine, "UTF-8");
    			System.out.println("readLine===================================" + readLine);
    			System.out.println("s==========================================" + s);*/
    			HttpResponse response = httpClient.execute(httpPost);
    			HttpEntity entity = response.getEntity();
    
    			return EntityUtils.toString(entity, "UTF-8");
    		}catch (IOException e) {
    			e.printStackTrace();
    		}finally {
    			if (Objects.nonNull(httpClient)){
    				try {
    					httpClient.close();
    				} catch (IOException e) {
    					e.printStackTrace();
    				}
    			}
    		}
    		return null;
    	}

请求参数 “啊啊啊啊啊”，却变成了 “%E7%B2%A4LX255Q” 这种格式的字符串。

*  URLDecoder类包含一个decode(String s,String enc)静态方法，它可以将application/x-www-form-urlencoded MIME字符串转成普通字符串；
 *  URLEncoder类包含一个encode(String s,String enc)静态方法，它可以将普通字符串转换成application/x-www-form-urlencoded MIME字符串。