spring post 图片

最新推荐文章于 2025-01-22 21:54:09 发布

转载最新推荐文章于 2025-01-22 21:54:09 发布 · 128 阅读

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#java

本文介绍了一个基于Java的RESTful API示例，该API接收两个文件参数并通过HTTP客户端发送到另一个服务进行处理。文章详细展示了如何使用MultipartFile处理文件上传，并通过HttpClient发起POST请求。

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@RequestMapping(value = "/post",method = RequestMethod.POST)
    @ResponseBody
     String GPost(@RequestParam("img1") MultipartFile[] img1,@RequestParam("img2") MultipartFile[] img2) throws IOException {
    	
    	byte[] bytes1 = img1[0].getBytes(); 
    	byte[] bytes2 = img2[0].getBytes(); 
    	
    	 HttpEntity reqEntity = MultipartEntityBuilder.create()
         		.addPart("img1", new ByteArrayBody(bytes1, "img1"))
         		.addPart("img2", new ByteArrayBody(bytes2, "img2"))
         		.build();
    	
    	 String result="0";
    	 CloseableHttpClient httpclient = HttpClients.createDefault();
         try {
             HttpPost httppost = new HttpPost("http://1.6.1.192:806/F/Comp");

             httppost.setEntity(reqEntity);

             System.out.println("executing request " + httppost.getRequestLine());
             CloseableHttpResponse response = httpclient.execute(httppost);
             
             int code = response.getStatusLine().getStatusCode(); // 这个取HTTP状态码。
             if (code == 302) {
            	 result="302";
             }
             
             
             try {
                 System.out.println("----------------------------------------");
                 System.out.println(response.getStatusLine());
                 HttpEntity resEntity = response.getEntity();
                 if (resEntity != null) {
                     System.out.println("Response content length: " + resEntity.getContentLength());
                     result = EntityUtils.toString(resEntity);
                 }
                 EntityUtils.consume(resEntity);
                
             } finally {
                 response.close();
             }
         } finally {
             httpclient.close();
         }
         
        return result; 
    	
    	
    	
    	
    	
     }
}