APIRequest.java

package com.ptisp;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpRequestBase;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONObject;

public class APIRequest {
  private String url = null;
  private String username = null;
  private String password = null;

  public APIRequest(String url, String username, String password) {
    this.url = url;
    this.username = username;
    this.password = password;
  }

  public void setURL(String url) {
    this.url = url;
  }

  public JSONObject execute() {
    return execute(false);
  }

  public JSONObject execute(boolean isPost) {
    try {
      HttpClient client = new DefaultHttpClient();

      String base64EncodedCredentials = Base64.encodeBytes((username + ":" + password).getBytes());

      HttpRequestBase req;
      if (isPost) {
        req = new HttpPost(url);
      } else {
        req = new HttpGet(url);
      }

      req.addHeader("Authorization", "Basic " + base64EncodedCredentials);

      HttpResponse response = client.execute(req);

      HttpEntity entity = response.getEntity();
      InputStream is = entity.getContent();

      String respondebody = convertStreamToString(is);
      try {
        return new JSONObject(respondebody);
      } catch (Exception e) {
        e.printStackTrace();
      }
    } catch (Throwable t) {
      t.printStackTrace();
    }
    return null;
  }

  private static String convertStreamToString(InputStream is) {
    BufferedReader reader = new BufferedReader(new InputStreamReader(is));
    StringBuilder sb = new StringBuilder();

    String line = null;
    try {
      while ((line = reader.readLine()) != null) {
        sb.append((line + "\n"));
      } catch (IOException e) {
        e.printStackTrace();
      } finally {
        is.close();
      }
      return sb.toString();
    }
  }
  
}