Android Open Source - socialcde4android Get Features_ Operation

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License

The source code is released under:

MIT License

Java Source Code

package it.uniba.socialcde4android.data.operation;
//  ww w  .j  a va2 s  .c o  m
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.net.HttpURLConnection;
import java.net.URL;

import it.uniba.socialcde4android.config.Config;
import it.uniba.socialcde4android.costants.Consts;
import it.uniba.socialcde4android.costants.Error_consts;
import it.uniba.socialcde4android.preferences.Preferences;
import it.uniba.socialcde4android.shared.library.WFeature;
import android.content.Context;
import android.os.Bundle;

import com.foxykeep.datadroid.exception.ConnectionException;
import com.foxykeep.datadroid.exception.CustomRequestException;
import com.foxykeep.datadroid.exception.DataException;
import com.foxykeep.datadroid.requestmanager.Request;
import com.foxykeep.datadroid.service.RequestService.Operation;
import com.google.gson.Gson;

public class GetFeatures_Operation  implements Operation{

  @Override
  public Bundle execute(Context context, Request request)
      throws ConnectionException, DataException, CustomRequestException {


    String username = request.getString(Preferences.USERNAME);
    String password = request.getString(Preferences.PASSWORD);
    String host = request.getString(Preferences.PROXYSERVER) + "/SocialTFSProxy.svc";
    int service_id = request.getInt(Consts.SERVICE_ID);
    int status =0;

    
    WFeature[] wfeature;
    wfeature = new WFeature[2];

    try {
      URL url = new URL(host + "/GetChosenFeatures");
      HttpURLConnection conn = (HttpURLConnection) url.openConnection();
      conn.setConnectTimeout(Config.CONN_TIMEOUT_MS);
      conn.setReadTimeout(Config.READ_TIMEOUT_MS);
      conn.setRequestMethod("POST");
      conn.setDoOutput(true);
      conn.setDoInput(true);
      conn.setUseCaches(false);
      conn.setAllowUserInteraction(false);
      conn.setRequestProperty("Content-Type", "application/json");

      // Create the form content
      OutputStream out = conn.getOutputStream();
      Writer writer = new OutputStreamWriter(out, "UTF-8");
      writer.write("{ \"username\":\"" + username + "\", \"password\":\""
          + password + "\" , \"serviceInstanceId\":\""
          + service_id + "\"}");

      writer.close();
      out.close();
      status = conn.getResponseCode();

      if (status >= 200 && status <= 299) {
        InputStreamReader in = new InputStreamReader(
            conn.getInputStream());
        BufferedReader br = new BufferedReader(in);
        String output;
        String result = "";
        while ((output = br.readLine()) != null) {
          result += output;

        }
        br.close();

        wfeature = new WFeature[countOccurrences(result, '{')];
        Gson gson = new Gson();
        wfeature = gson.fromJson(result, WFeature[].class);
      }else{
        throw new ConnectionException  ("Error retrieving services", Error_consts.ERROR_RETRIEVING_FEATURES);    

      }

      conn.disconnect();
    } catch(java.net.SocketTimeoutException e) {
      throw new ConnectionException  ("Error retrieving services", Error_consts.ERROR_RETRIEVING_FEATURES * Error_consts.TIMEOUT_FACTOR);    
    }  catch (Exception e) {
      
      throw new ConnectionException  ("Error retrieving services", Error_consts.ERROR_RETRIEVING_FEATURES);    
    }

    Bundle bundle = new Bundle();

    if (wfeature != null && wfeature.length>0){
      bundle.putParcelableArray(Consts.WFEATURES, wfeature);
      bundle.putBoolean(Consts.FOUND_WFEATURES, true);
      bundle.putInt(Consts.SERVICE_ID, service_id);
    }else{
      bundle.putBoolean(Consts.FOUND_WFEATURES, false);
    }
    bundle.putInt(Consts.REQUEST_TYPE, Consts.REQUESTTYPE_RETRIEVEFEATURES);
    return bundle;
  }

  
  
  private static int countOccurrences(String haystack, char needle) {
    int count = 0;
    for (int i = 0; i < haystack.length(); i++) {
      if (haystack.charAt(i) == needle) {
        count++;
      }
    }

    if (count == 0) {
      count += 1;
    }

    return count;
  }
}

Java Source Code List

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