Notes

package com.sigit.prauts;
import android.content.Intent;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Toast;
import java.io.BufferedReader;
import java.io.BufferedWriter;
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.HashMap;
import java.util.Map;
import javax.net.ssl.HttpsURLConnection;
public class RequestHandler {
public String sendPostRequest(String requestURL, HashMap<String, String>
postDataParams) {
URL url;
StringBuilder sb = new StringBuilder();
try {
//Inisialisasi URL
url = new URL(requestURL);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
//Konfigurasi koneksi
conn.setReadTimeout(15000);
conn.setConnectTimeout(15000);
conn.setDoOutput(true);
conn.setRequestMethod("POST");
conn.setDoInput(true);
//Membuat Keluaran Stream
OutputStream os = conn.getOutputStream();
//Menulis Parameter Untuk Permintaan
//Kita menggunakan metode getPostDataString yang didefinisikan di bawah ini
BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(os, "UTF-8"));
writer.write(getPostDataString(postDataParams));
writer.flush();
writer.close();
os.close();
int responseCode = conn.getResponseCode();
if (responseCode == HttpsURLConnection.HTTP_OK) {
BufferedReader br = new BufferedReader(new
InputStreamReader(conn.getInputStream()));
sb = new StringBuilder();
String response;
//Reading server response
while ((response = br.readLine()) != null) {
sb.append(response);
}
}
} catch (Exception e) {
e.printStackTrace();
}
return sb.toString();
}
public String sendGetRequest(String requestURL) {
StringBuilder sb = new StringBuilder();
try {
URL url = new URL(requestURL);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
BufferedReader bufferedReader = new BufferedReader(new
InputStreamReader(con.getInputStream()));
String s;
while ((s = bufferedReader.readLine()) != null) {
sb.append(s + "n");
}
} catch (Exception e) {
}
return sb.toString();
}
public String sendGetRequestParam(String requestURL, String id) {
StringBuilder sb = new StringBuilder();
//tampilBarang.textView.setText(id.toString());
try {
URL url = new URL(requestURL + id);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
BufferedReader bufferedReader = new BufferedReader(new
InputStreamReader(con.getInputStream()));
String s;
while ((s = bufferedReader.readLine()) != null) {
sb.append(s + "n");
}
} catch (Exception e) {
}
return sb.toString();
}
private String getPostDataString(HashMap<String, String> params) throws
UnsupportedEncodingException {
StringBuilder result = new StringBuilder();
boolean first = true;
for (Map.Entry<String, String> entry : params.entrySet()) {
if (first)
first = false;
else
result.append("&");
result.append(URLEncoder.encode(entry.getKey(), "UTF-8"));
result.append("=");
result.append(URLEncoder.encode(entry.getValue(), "UTF-8"));
}
return result.toString();
}
}