Created
January 31, 2021 13:52
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package com.example.myapplication; | |
import android.util.Log; | |
import java.io.*; | |
import java.net.HttpURLConnection; | |
import java.net.MalformedURLException; | |
import java.net.ProtocolException; | |
import java.net.URL; | |
public class HTTPHandler { | |
private static final String TAG = HTTPHandler.class.getSimpleName(); | |
public HTTPHandler() { | |
} | |
public String makeServiceCall(String reqUrl) { | |
String response = null; | |
try { | |
URL url = new URL(reqUrl); | |
HttpURLConnection conn = (HttpURLConnection) url.openConnection(); | |
conn.setRequestMethod("GET"); | |
// read the response | |
InputStream in = new BufferedInputStream(conn.getInputStream()); | |
response = convertStreamToString(in); | |
} catch (MalformedURLException e) { | |
Log.e(TAG, "MalformedURLException: " + e.getMessage()); | |
} catch (ProtocolException e) { | |
Log.e(TAG, "ProtocolException: " + e.getMessage()); | |
} catch (IOException e) { | |
Log.e(TAG, "IOException: " + e.getMessage()); | |
} catch (Exception e) { | |
Log.e(TAG, "Exception: " + e.getMessage()); | |
} | |
return response; | |
} | |
private String convertStreamToString(InputStream is) { | |
BufferedReader reader = new BufferedReader(new InputStreamReader(is)); | |
StringBuilder sb = new StringBuilder(); | |
String line; | |
try { | |
while ((line = reader.readLine()) != null) { | |
sb.append(line).append('\n'); | |
} | |
} catch (IOException e) { | |
e.printStackTrace(); | |
} finally { | |
try { | |
is.close(); | |
} catch (IOException e) { | |
e.printStackTrace(); | |
} | |
} | |
return sb.toString(); | |
} | |
} |
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