Android Open Source - CMOV_Stock_Portfolio Network

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From Project

Back to project page CMOV_Stock_Portfolio.

License

The source code is released under:

MIT License

Java Source Code

package common;
//from   w  w  w.  j  a va 2  s.co m
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;

public class Network implements Runnable {

  private String link, resultString, method;
  private ArrayList<NameValuePair> payload;
  private int readTimeout = 10000, connectionTimeout = 15000;
  private String resultObject;
  private Boolean paramsInURL;

  public Network(String link, String method, ArrayList<NameValuePair> payload, Boolean paramsInURL) {
    this.link = link;
    this.method = method;
    this.payload = payload;
    this.paramsInURL = paramsInURL;
  }

  @Override
  public void run() {
    connect();
  }

  private void connect() {
    HttpURLConnection con = null;
    String line = "";
    StringBuffer sb = new StringBuffer();
    try {
      if(payload != null && paramsInURL)
      {
        link += "?";
        for(NameValuePair pair : payload)
          link += pair.getName() + "=" + pair.getValue() + "&";
      }
      
      URL url = new URL(link);
      con = (HttpURLConnection) url.openConnection();
      con.setReadTimeout(readTimeout);
      con.setConnectTimeout(connectionTimeout);
      con.setRequestMethod(method);
      con.setDoInput(true);

      if(payload != null && !paramsInURL) {
        con.setDoOutput(true);

        ArrayList<NameValuePair> params = new ArrayList<NameValuePair>();

        for(NameValuePair pair : payload)
          params.add(new BasicNameValuePair(pair.getName(), pair.getValue()));

        OutputStream os = con.getOutputStream();
        BufferedWriter writer = new BufferedWriter(
            new OutputStreamWriter(os, "UTF-8"));
        writer.write(getQuery(params));
        writer.flush();
        writer.close();
        os.close();
      }

      // Start the connection
      con.connect();

      // Read results from the query
      BufferedReader reader = new BufferedReader(new InputStreamReader(con.getInputStream(), "UTF-8" ));

      while ((line = reader.readLine()) != null)
        sb.append(line + "\n");

      resultString = sb.toString();

      setResultObject(resultString);
      reader.close();
    } 
    catch (IOException e) {
      e.printStackTrace();
    } 
    finally {
      if (con != null)
        con.disconnect();
    }
  }

  private String getQuery(List<NameValuePair> params) throws UnsupportedEncodingException {
    StringBuilder result = new StringBuilder();
    boolean first = true;

    for (NameValuePair pair : params) {
      if (first)
        first = false;
      else
        result.append("&");

      result.append(URLEncoder.encode(pair.getName(), "UTF-8"));
      result.append("=");
      result.append(URLEncoder.encode(pair.getValue(), "UTF-8"));
    }

    return result.toString();
  }

  public String getResultObject() {
    return resultObject;
  }

  public void setResultObject(String resultObject) {
    this.resultObject = resultObject;
  }

}

Java Source Code List

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