JSONParser

package com.khophim.thailan.utils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.List;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpVersion;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.json.JSONException;
import org.json.JSONObject;

import android.util.Log;

public class JSONParser {

	static InputStream is = null;
	static JSONObject jObj = null;
	static String json = "";

	// constructor
	public JSONParser() {

	}

	public JSONObject makeHttpRequest(String url, String method,
			List<NameValuePair> params) {

		// Making HTTP request
		try {

			// check for request method
			if (method == "POST") {
				// request method is POST
				// defaultHttpClient
				// >> Moi them
				HttpParams par = new BasicHttpParams();
				HttpProtocolParams.setVersion(par, HttpVersion.HTTP_1_1);
				HttpProtocolParams.setContentCharset(par, "utf-8");
				par.setBooleanParameter("http.protocol.expect-continue", false);
				// >> moi them
				DefaultHttpClient httpClient = new DefaultHttpClient();
				HttpPost httpPost = new HttpPost(url);
				httpPost.setEntity(new UrlEncodedFormEntity(params));

				HttpResponse httpResponse = httpClient.execute(httpPost);
				HttpEntity httpEntity = httpResponse.getEntity();
				is = httpEntity.getContent();

			} else if (method == "GET") {
				// request method is GET
				// >> Moi them
				HttpParams par = new BasicHttpParams();
				HttpProtocolParams.setVersion(par, HttpVersion.HTTP_1_1);
				HttpProtocolParams.setContentCharset(par, "utf-8");
				par.setBooleanParameter("http.protocol.expect-continue", false);
				// >> moi them
				DefaultHttpClient httpClient = new DefaultHttpClient(par);
				//String paramString = URLEncodedUtils.format(params, "utf-8");
//				url += "?" + paramString;
				HttpGet httpGet = new HttpGet(url);

				HttpResponse httpResponse = httpClient.execute(httpGet);
				HttpEntity httpEntity = httpResponse.getEntity();
				is = httpEntity.getContent();
			}

		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		} catch (ClientProtocolException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}

		try {
//			BufferedReader reader = new BufferedReader(new InputStreamReader(
//					is, "iso-8859-1"), 8);
			BufferedReader reader = new BufferedReader(new InputStreamReader(
					is, "utf-8"), 8);
			StringBuilder sb = new StringBuilder();
			String line = null;
			while ((line = reader.readLine()) != null) {
				sb.append(line + "\n");
			}
			is.close();
			json = sb.toString();
		} catch (Exception e) {
			Log.e("Buffer Error", "Error converting result " + e.toString());
		}

		// try parse the string to a JSON object
		try {
			jObj = new JSONObject(json);
		} catch (JSONException e) {
			Log.e("JSON Parser", "Error parsing data " + e.toString());
		}

		// return JSON String
		return jObj;

	}
}