根据图片地址下载图片-蒲公英云

根据图片地址下载图片

Myth丶恋晨 2022-06-02 10:15 352阅读 0赞

public static void  saveFp(String url, String savePath,String filename){
            HttpGet httpGet = new HttpGet(url); 
            HttpClient httpClient=new DefaultHttpClient();
            try {
                HttpResponse response=httpClient.execute(httpGet);
                HttpEntity entity = response.getEntity();  
                if (entity != null) {  
                    byte[] byteArray = EntityUtils.toByteArray(entity); 
                    //创建目录
                    File pathFile = new File(savePath);
                    if(!pathFile.exists()){
                        pathFile.mkdir();
                    }
                    //创建pdf文件
                    File pdfFile = new File(savePath+filename+".pdf");
                    if(!pdfFile.exists()){
                        pdfFile.createNewFile();
                    }
//                            //如果该文件所在目录不存在，则新创建该目录
//                            if(!file.getParentFile().exists()){
//                                File file2=new File(savePath);
//                                file2.mkdir();
//                                System.out.println(file2.mkdir());
//                            }
//                            if(!file.exists()){  
//                                file.createNewFile();  
//                                //创建目录
//                                //file.mkdir();
//                                System.out.println(file.createNewFile());
//                            } else {  
//                                //file.delete();  
//                            }                 
                    FileOutputStream fos = new FileOutputStream(pdfFile);  
                    fos.write(byteArray);  
                    fos.flush();  
                    fos.close();  
                }
            } catch (ClientProtocolException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (FileNotFoundException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }  
        }