Created
March 27, 2017 00:02
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| public class MainActivity extends AppCompatActivity { | |
| private static final String TAG = "MainActivity"; | |
| private static final String URL_SERVICES = "https://httpbin.org/get"; | |
| private Button btnAmbilData; | |
| private TextView tvHasil; | |
| // declare http client | |
| private OkHttpClient httpClient; | |
| @Override protected void onCreate(Bundle savedInstanceState) { | |
| super.onCreate(savedInstanceState); | |
| setContentView(R.layout.activity_main); | |
| btnAmbilData = (Button) findViewById(R.id.btnAmbilData); | |
| tvHasil = (TextView) findViewById(R.id.tvResult); | |
| // inisiasi http client | |
| httpClient = new OkHttpClient(); | |
| btnAmbilData.setOnClickListener(new View.OnClickListener() { | |
| @Override public void onClick(View view) { | |
| ambilDataWeb(URL_SERVICES); | |
| } | |
| }); | |
| } | |
| /** | |
| * ambil data web dengan OkHttp | |
| */ | |
| private void ambilDataWeb(String url) { | |
| // create request | |
| Request request = new Request.Builder().url(url).build(); | |
| // create async request call | |
| httpClient.newCall(request).enqueue(new Callback() { | |
| @Override public void onFailure(Call call, IOException e) { | |
| Log.e(TAG, "onFailure: " + e.getLocalizedMessage()); | |
| } | |
| @Override public void onResponse(Call call, final Response response) throws IOException { | |
| final String result = response.body().string(); | |
| Log.d(TAG, "onResponse: " + result); | |
| // set response hasil to textview | |
| if (response.isSuccessful()) { | |
| // pass result to UIThread | |
| runOnUiThread(new Runnable() { | |
| @Override public void run() { | |
| tvHasil.setText(result); | |
| } | |
| }); | |
| } else { | |
| throw new IOException("Unexpected code " + response); | |
| } | |
| } | |
| }); | |
| } | |
| } |
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