Android Open Source - openhds-tablet Abstract Activity

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License

The source code is released under:

OPENHDS PLATFORM OPENSOURCE LICENSE AGREEMENT Copyright (c) 2013 University of Southern Maine. All rights reserved. Redistribution and use in source and binary forms, with or without mo...

Java Source Code

package org.openhds.mobile.activity;
//w  w  w. java2 s .c om
import java.net.MalformedURLException;
import java.net.URL;
import org.openhds.mobile.R;
import android.app.Activity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import android.widget.Toast;

public abstract class AbstractActivity extends Activity {

  public static final String USERNAME_PARAM = "username";
  public static final String PASSWORD_PARAM = "password";
  public static final String FORM_ID = "form_id";

  protected URL getServerUrl(String path) {
    SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
    String url = sp.getString(ServerPreferencesActivity.INTEROP_SERVER, getString(R.string.default_server_url));

    if (url.trim().length() == 0) {
      showToastWithText(getString(R.string.no_server_url));
      return null;
    }

    URL parsedUrl = null;
    try {
      parsedUrl = new URL(url + path);
    } catch (MalformedURLException e) {
      showToastWithText(getString(R.string.bad_server_url));
    }

    return parsedUrl;
  }

  protected void showToastWithText(String text) {
    Toast.makeText(this, text, Toast.LENGTH_LONG).show();
  }

  protected String getUsernameFromIntent() {
    return getIntent().getExtras().getString(USERNAME_PARAM);
  }

  protected String getPasswordFromIntent() {
    return getIntent().getExtras().getString(PASSWORD_PARAM);
  }
  
  protected void setUsernameOnIntent(Intent intent) {
    intent.putExtra(USERNAME_PARAM, getUsernameFromIntent());    
  }
  
  protected long getFormIdFromIntent() {
    return getIntent().getExtras().getLong(FORM_ID);
  }
}

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