Android Open Source - ExampleApp Refresh Token Task

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License

The source code is released under:

Copyright (c) 2014, Altinn All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redis...

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Java Source Code

package com.altinn.apps.fisher.net.tasks;
/**//ww w  .j  av a  2 s.  com
 * This is an Async Task used to refresh a token, 
 * and executed from scheduler of AppContext
 * This task is executed in background
 */
import java.net.SocketTimeoutException;

import javax.net.ssl.SSLPeerUnverifiedException;

import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ConnectTimeoutException;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;

import android.os.AsyncTask;

import com.altinn.apps.fisher.common.AppConstants;
import com.altinn.apps.fisher.net.CookieHelper;



public class RefreshTokenTask extends AsyncTask {

  
  private int error_code = AppConstants.ERROR_TYPE_NONE;

  public RefreshTokenTask() {  
    
  }
  
  @Override
  protected void onPreExecute(){
    super.onPreExecute();
  }
  
  @Override
  protected Object doInBackground(Object... params) {
    System.out.println("DO IN BACK GROUND REFRESH-TOKEN-Task");    
    DefaultHttpClient httpClient = new DefaultHttpClient();
    HttpParams connectionParams = httpClient.getParams();
    HttpConnectionParams.setConnectionTimeout(connectionParams, AppConstants.TIME_OUT);
    HttpConnectionParams.setSoTimeout(connectionParams, AppConstants.TIME_OUT);
    httpClient.setParams(connectionParams);
    try{
      
      HttpGet get = new HttpGet(AppConstants.LOGIN_WEBSERVICE_URL);
      HttpResponse getResponse = null;
      get.addHeader(CookieHelper.getInstance().getCookieHeader());
      get.setHeader("Content-Type", "application/json");
      get.setHeader("Accept", "application/json");
      get.setHeader(AppConstants.API_KEY_HEADER, AppConstants.API_KEY_HEADER_VALUE);
      getResponse = httpClient.execute(get);
      CookieHelper.getInstance().updateCokkieFromHeaders(getResponse);//This is thing we are setting in every web-service call to avoid un-authenticated user 
    } catch(ConnectTimeoutException e){
      error_code = AppConstants.ERROR_TYPE_CONN_TIME_OUT;
      return null;
    } catch(SocketTimeoutException e){
      error_code = AppConstants.ERROR_TYPE_CONN_TIME_OUT;
      return null;
    } catch(SSLPeerUnverifiedException sslpuve){
      error_code = AppConstants.ERROR_TYPE_LOGIN_EXPIRE;      
    }catch(Exception e){      
      e.printStackTrace();
    }
    
    return null;
  }

  
  

  @Override 
  protected void onPostExecute(Object result) {
    
  }
  
  
}

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