weaver-sxjg/src/main/java/com/weaver/seconddev/sxjg/util/Test.java

package com.weaver.seconddev.sxjg.util;

import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Base64;

import cn.com.infosec.netsign.agent.util.IOUtils;
import com.google.gson.Gson;
public class Test {

    public static void main(String[] args) throws Exception {
        System.out.println(1);
        InputStream inputStream = getInputStreamByUrl("http://10.73.4.5:20600/papi/file/local/download/897827c9a77c4199b629cc1d7b848b52?tenantKey=tl2qvzz346&response-expires=V2VkIERlYyAyNyAxNDo0NzozOSBDU1QgMjAyMw==&response-content-disposition=YXR0YWNobWVudDtmaWxlbmFtZT0i5paw5bu6IOaWh-acrOaWh-ahoyAoNCkudHh0Ig==&download=MA==");
        System.out.println("2222222222222222222222222222");
        byte[] fileBytesArray = null;
        fileBytesArray = readBytesFromInputStream(inputStream);
        System.out.println("3333333333333");
        String jsonResult = convertToJson("filename", fileBytesArray);
        System.out.println(jsonResult);
    }

    public static InputStream getInputStreamByUrl(String strUrl) {
        System.out.println("11111111");
        HttpURLConnection conn = null;
        try {
            URL url = new URL(strUrl);
            conn = (HttpURLConnection) url.openConnection();
            conn.setRequestMethod("GET");
            conn.setConnectTimeout(20 * 1000);
            final ByteArrayOutputStream output = new ByteArrayOutputStream();
            IOUtils.copy(conn.getInputStream(), output);
            return new ByteArrayInputStream(output.toByteArray());
        } catch (Exception e) {
           e.printStackTrace();
        } finally {
            try {
                if (conn != null) {
                    conn.disconnect();
                }
            } catch (Exception e) {
            }
        }
        return null;
    }


    public static byte[] readBytesFromInputStream(InputStream input) {
        System.out.println("111111111111111");
        try {
            System.out.println("2222222222222222");
            return org.apache.commons.io.IOUtils.toByteArray(input);
        } catch (IOException e) {
            System.out.println("2222222");
            e.printStackTrace();
        }
        return null;
    }



    public static String convertToJson(String fileName, byte[] fileBytesArray) {
        Gson gson = new Gson();
        String jsonResult = gson.toJson(new FileData(fileName, fileBytesArray));
        return jsonResult;
    }

    static class FileData {
        private String file_name;
        private byte[] filebytes_array;

        public FileData(String file_name, byte[] filebytes_array) {
            this.file_name = file_name;
            this.filebytes_array = filebytes_array;
        }

        public String getFile_name() {
            return file_name;
        }

        public void setFile_name(String file_name) {
            this.file_name = file_name;
        }

        public byte[] getFilebytes_array() {
            return filebytes_array;
        }

        public void setFilebytes_array(byte[] filebytes_array) {
            this.filebytes_array = filebytes_array;
        }
    }
}