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Download URL content using jsp

Reddy007
Reddy007 Member Posts: 147 Red Ribbon
edited Feb 19, 2018 9:31PM in JavaServer Pages (JSP) and JSTL

Hi Every one,

i need to call one web service which downloads a PDF document, i am trying with jsp but final output is corrupted meaning unreadable format with question marks like ..

sb String - %PDF-1.4 %���� 2 0 obj <> stream ���� JFIF   ����C                     $        #," '.0,)7(  44418=9'.<2432��C        2! !22222222222222222222222222222222222222222222222222��   � �         ��                  ���             }       !1A  Qa "q 2��� #B�� R��$3br�      %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz���������������������������������������������������������������������������                     ���              w      !1  AQ aq "2�  B���� #3R� br�  $4�%�    &'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz�������������������������������������������������������������������������� ���       ?��(� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (� � (��&%  (  Ҁ`:P � ��� �� �@ (  � �� ��� �@ �    Nh ��i� � �� � q  qh�.  �#� �, [email protected]�[email protected]�  [email protected] �P  �* �[email protected] � � � P  m `�.!

Below is my code which i am trying

<%@ page import = "java.io.BufferedReader" %><%@ page import = "java.io.IOException;" %><%@ page import = "java.io.InputStreamReader" %><%@ page import = "java.io.OutputStream" %><%@ page import = "java.io.*" %><%@ page import = "java.net.HttpURLConnection" %><%@ page import = "java.net.MalformedURLException" %><%@ page import = "java.net.URL" %><%@ page import = "com.sun.org.apache.xerces.internal.impl.dv.util.Base64" %><html>     <body>      <center>         <table width = "100%" border = "1" align = "center">                        <%               String USER_AGENT = "Mozilla/5.0";               String targeturl = "http://XXX";\\Commented out my url                               String uniqueId = "12345678_236683804-121";                String doc_type="litpack";                String rtv_app="Portal";                URL myurl = new URL(targeturl + "?" + "unique_id=" + uniqueId + "&doc_type=" + doc_type + "&rtv_app=" + rtv_app);                HttpURLConnection con = (HttpURLConnection)myurl.openConnection();                con.setDoOutput(true);                con.setDoInput(true);                con.setRequestProperty("Accept", "application/pdf");                con.setRequestProperty("Method", "GET");                                String username = "admin";                String password = "password";                String userpassword = username + ":" + password;                String encodedAuthorization = Base64.encode(userpassword.getBytes());                con.setRequestProperty("Authorization", "Basic "+encodedAuthorization);                                OutputStream os = con.getOutputStream();                                                 StringBuilder sb = new StringBuilder();                                  int HttpResult =con.getResponseCode();                if(HttpResult ==HttpURLConnection.HTTP_OK)                {                BufferedReader br = new BufferedReader(new   InputStreamReader(con.getInputStream(),"utf-8"));                String line = null;                while ((line = br.readLine()) != null) {                  sb.append(line + "\n");                  }                 br.close();                  out.println("sb String - "+sb.toString());                }else{                    out.println(con.getResponseCode());                    out.println(con.getResponseMessage());                  }                String text = sb.toString();            %>         </table>      </center>      </body></html>
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