--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:tools="http://schemas.android.com/tools"
+ android:id="@+id/container"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ tools:context="de.example.exampletdd.WeatherInformationActivity"
+ tools:ignore="MergeRootFrame" >
+
+ <fragment
+ android:id="@+id/weather_overview_fragment"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ class="de.example.exampletdd.fragment.overview.WeatherInformationOverviewFragment" />
+
+ <fragment
+ android:id="@+id/weather_specific_data__fragment"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ class="de.example.exampletdd.fragment.specific.WeatherInformationSpecificDataFragment" />
+
+</FrameLayout>
\ No newline at end of file
<ImageView
android:id="@+id/weather_picture"
- android:layout_width="100dp"
- android:layout_height="100dp"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
android:contentDescription="@string/icon_weather_description"
android:scaleType="fitCenter"
android:src="@drawable/ic_launcher" />
--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:tools="http://schemas.android.com/tools"
+ android:id="@+id/container"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ tools:context="de.example.exampletdd.WeatherInformationActivity"
+ tools:ignore="MergeRootFrame" >
+
+ <fragment
+ android:id="@+id/weather_specific_data_fragment"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ class="de.example.exampletdd.fragment.specific.WeatherInformationSpecificDataFragment" />
+
+</FrameLayout>
\ No newline at end of file
import android.app.ActionBar;
import android.app.Activity;
-import android.app.DialogFragment;
import android.content.ComponentName;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
-import de.example.exampletdd.activityinterface.ErrorMessage;
import de.example.exampletdd.activityinterface.GetWeather;
-import de.example.exampletdd.fragment.ErrorDialogFragment;
import de.example.exampletdd.fragment.overview.WeatherInformationOverviewFragment;
import de.example.exampletdd.model.GeocodingData;
-public class WeatherInformationActivity extends Activity implements ErrorMessage {
+public class WeatherInformationActivity extends Activity {
private static final String WEATHER_GEOCODING_FILE = "weathergeocoding.file";
private static final String TAG = "WeatherInformationActivity";
private GetWeather mGetWeather;
}
- @Override
- public void createErrorDialog(final int title) {
- final DialogFragment newFragment = ErrorDialogFragment
- .newInstance(title);
- newFragment.show(this.getFragmentManager(), "errorDialog");
- }
public void getWeather() {
this.mGetWeather.getWeather();
import android.app.Activity;
import android.os.Bundle;
-import de.example.exampletdd.fragment.WeatherInformationPreferencesFragment;
+import de.example.exampletdd.fragment.preferences.WeatherInformationPreferencesFragment;
public class WeatherInformationPreferencesActivity extends Activity {
--- /dev/null
+package de.example.exampletdd;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.ObjectInputStream;
+import java.io.StreamCorruptedException;
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.os.Bundle;
+import android.preference.PreferenceManager;
+import android.util.Log;
+import de.example.exampletdd.fragment.specific.WeatherInformationSpecificDataFragment;
+import de.example.exampletdd.model.GeocodingData;
+
+public class WeatherInformationSpecificDataActivity extends Activity {
+ private static final String WEATHER_GEOCODING_FILE = "weathergeocoding.file";
+ private static final String TAG = "WeatherInformationSpecificDataActivity";
+
+ @Override
+ protected void onCreate(final Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ this.setContentView(R.layout.weather_specific_data);
+
+ PreferenceManager.setDefaultValues(this, R.xml.weather_preferences, false);
+
+ final ActionBar actionBar = this.getActionBar();
+
+ actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
+ actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_TITLE, ActionBar.DISPLAY_SHOW_TITLE);
+ actionBar.setDisplayHomeAsUpEnabled(true);
+
+ final WeatherInformationSpecificDataFragment fragment =
+ new WeatherInformationSpecificDataFragment();
+
+ if (savedInstanceState == null) {
+ this.getFragmentManager().beginTransaction()
+ .add(R.id.container, fragment).commit();
+ }
+
+ }
+
+ @Override
+ public void onResume() {
+ super.onResume();
+
+ final ActionBar actionBar = this.getActionBar();
+
+ GeocodingData geocodingData = null;
+ try {
+ geocodingData = this.restoreGeocodingDataFromFile();
+ } catch (final StreamCorruptedException e) {
+ Log.e(TAG, "onCreate exception: ", e);
+ } catch (final FileNotFoundException e) {
+ Log.e(TAG, "onCreate exception: ", e);
+ } catch (final IOException e) {
+ Log.e(TAG, "onCreate exception: ", e);
+ } catch (final ClassNotFoundException e) {
+ Log.e(TAG, "onCreate exception: ", e);
+ }
+ if (geocodingData != null) {
+ final String city = (geocodingData.getCity() == null) ? this.getString(R.string.city_not_found)
+ : geocodingData.getCity();
+ final String country = (geocodingData.getCountry() == null) ? this.getString(R.string.country_not_found)
+ : geocodingData.getCountry();
+ actionBar.setTitle(city + "," + country);
+ }
+
+ }
+
+ private GeocodingData restoreGeocodingDataFromFile()
+ throws StreamCorruptedException, FileNotFoundException,
+ IOException, ClassNotFoundException {
+ final InputStream persistenceFile = this.openFileInput(
+ WEATHER_GEOCODING_FILE);
+
+ ObjectInputStream ois = null;
+ try {
+ ois = new ObjectInputStream(persistenceFile);
+
+ return (GeocodingData) ois.readObject();
+ } finally {
+ if (ois != null) {
+ ois.close();
+ }
+ }
+ }
+}
+++ /dev/null
-package de.example.exampletdd.activityinterface;
-
-public interface ErrorMessage {
-
- public void createErrorDialog(final int title);
-}
package de.example.exampletdd.activityinterface;
-import de.example.exampletdd.model.WeatherData;
public interface GetWeather {
public void getWeather();
- public void updateWeatherData(final WeatherData weatherData);
-
}
+++ /dev/null
-package de.example.exampletdd.fragment;
-
-import android.content.Context;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
-import android.widget.TextView;
-import de.example.exampletdd.R;
-
-public class WeatherDataAdapter extends ArrayAdapter<WeatherDataEntry> {
- private final int resource;
-
- public WeatherDataAdapter(final Context context, final int resource) {
- super(context, 0);
-
- this.resource = resource;
- }
-
- @Override
- public View getView(final int position, final View convertView,
- final ViewGroup parent) {
-
- // We need to get the best view (re-used if possible) and then
- // retrieve its corresponding ViewHolder, which optimizes lookup
- // efficiency
- final View view = this.getWorkingView(convertView);
- final ViewHolder viewHolder = this.getViewHolder(view);
- final WeatherDataEntry entry = this.getItem(position);
-
-
- // Setting the text view
- viewHolder.headerView.setText(entry.getHeader());
- viewHolder.bodyView.setText(entry.getBody());
-
-
- return view;
- }
-
- private View getWorkingView(final View convertView) {
- // The workingView is basically just the convertView re-used if possible
- // or inflated new if not possible
- View workingView = null;
-
- if(null == convertView) {
- final Context context = this.getContext();
- final LayoutInflater inflater = (LayoutInflater)context.getSystemService
- (Context.LAYOUT_INFLATER_SERVICE);
-
- workingView = inflater.inflate(this.resource, null);
- } else {
- workingView = convertView;
- }
-
- return workingView;
- }
-
- private ViewHolder getViewHolder(final View workingView) {
- // The viewHolder allows us to avoid re-looking up view references
- // Since views are recycled, these references will never change
- final Object tag = workingView.getTag();
- ViewHolder viewHolder = null;
-
-
- if((null == tag) || !(tag instanceof ViewHolder)) {
- viewHolder = new ViewHolder();
-
- viewHolder.headerView = (TextView) workingView
- .findViewById(R.id.weather_data_entry_header);
- viewHolder.bodyView = (TextView) workingView
- .findViewById(R.id.weather_data_entry_body);
-
- workingView.setTag(viewHolder);
-
- } else {
- viewHolder = (ViewHolder) tag;
- }
-
- return viewHolder;
- }
-
- /**
- * ViewHolder allows us to avoid re-looking up view references
- * Since views are recycled, these references will never change
- */
- private static class ViewHolder {
- public TextView headerView;
- public TextView bodyView;
- }
-
-}
+++ /dev/null
-package de.example.exampletdd.fragment;
-
-public class WeatherDataEntry {
- private final String header;
- private final String body;
-
- public WeatherDataEntry(final String header, final String body) {
- this.header = header;
- this.body = body;
- }
-
- public String getHeader() {
- return this.header;
- }
-
- public String getBody() {
- return this.body;
- }
-
-}
+++ /dev/null
-package de.example.exampletdd.fragment;
-
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.ObjectInputStream;
-import java.io.ObjectOutputStream;
-import java.io.OutputStream;
-import java.io.StreamCorruptedException;
-import java.net.MalformedURLException;
-import java.net.URISyntaxException;
-import java.net.URL;
-import java.text.DecimalFormat;
-import java.text.NumberFormat;
-import java.text.SimpleDateFormat;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Date;
-import java.util.List;
-import java.util.Locale;
-
-import org.apache.http.client.ClientProtocolException;
-import org.json.JSONException;
-
-import android.app.DialogFragment;
-import android.app.Fragment;
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.net.http.AndroidHttpClient;
-import android.os.AsyncTask;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.ListView;
-import de.example.exampletdd.R;
-import de.example.exampletdd.activityinterface.ErrorMessage;
-import de.example.exampletdd.activityinterface.GetWeather;
-import de.example.exampletdd.httpclient.WeatherHTTPClient;
-import de.example.exampletdd.model.GeocodingData;
-import de.example.exampletdd.model.WeatherData;
-import de.example.exampletdd.parser.IJPOSWeatherParser;
-import de.example.exampletdd.parser.JPOSWeatherParser;
-import de.example.exampletdd.service.WeatherService;
-
-public class WeatherInformationDataFragment extends Fragment implements GetWeather {
- private static final String WEATHER_DATA_FILE = "weatherdata.file";
- private static final String WEATHER_GEOCODING_FILE = "weathergeocoding.file";
- private static final String TAG = "WeatherInformationDataFragment";
- private boolean mIsFahrenheit;
- private String mLanguage;
-
- @Override
- public void onCreate(final Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
-
- this.getActivity().deleteFile(WEATHER_DATA_FILE);
-
- final SharedPreferences sharedPreferences = PreferenceManager
- .getDefaultSharedPreferences(this.getActivity());
- final String keyPreference = this.getResources().getString(
- R.string.weather_preferences_language_key);
- this.mLanguage = sharedPreferences.getString(
- keyPreference, "");
- }
-
- @Override
- public View onCreateView(final LayoutInflater inflater,
- final ViewGroup container, final Bundle savedInstanceState) {
- final View rootView = inflater.inflate(R.layout.weather_data_list,
- container, false);
-
- return rootView;
- }
-
- @Override
- public void onActivityCreated(final Bundle savedInstanceState) {
- super.onActivityCreated(savedInstanceState);
-
- final ListView listWeatherView = (ListView) this.getActivity().findViewById(
- R.id.weather_data_list_view);
-
- final WeatherDataAdapter adapter = new WeatherDataAdapter(this.getActivity(),
- R.layout.weather_data_entry_list);
-
- final Collection<WeatherDataEntry> entries = this.createEmptyEntriesList();
-
- adapter.addAll(entries);
- listWeatherView.setAdapter(adapter);
-
- if (savedInstanceState != null) {
- // Restore state
- final WeatherData weatherData = (WeatherData) savedInstanceState
- .getSerializable("weatherData");
- try {
- this.storeWeatherDataToFile(weatherData);
- } catch (final IOException e) {
- ((ErrorMessage) WeatherInformationDataFragment.this
- .getActivity())
- .createErrorDialog(R.string.error_dialog_generic_error);
- }
- }
- }
-
- @Override
- public void onSaveInstanceState(final Bundle savedInstanceState) {
-
- // Save state
- WeatherData weatherData = null;
- try {
- weatherData = this.restoreWeatherDataFromFile();
- } catch (final StreamCorruptedException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final FileNotFoundException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final IOException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final ClassNotFoundException e) {
- Log.e(TAG, "onResume exception: ", e);
- }
-
- if (weatherData != null) {
- savedInstanceState.putSerializable("weatherData", weatherData);
- }
-
- super.onSaveInstanceState(savedInstanceState);
- }
-
- @Override
- public void getWeather() {
-
- GeocodingData geocodingData = null;
- try {
- geocodingData = this.restoreGeocodingDataFromFile();
- } catch (final StreamCorruptedException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final FileNotFoundException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final IOException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final ClassNotFoundException e) {
- Log.e(TAG, "onResume exception: ", e);
- }
-
- if (geocodingData != null) {
- final IJPOSWeatherParser JPOSWeatherParser = new JPOSWeatherParser();
- final WeatherService weatherService = new WeatherService(
- JPOSWeatherParser);
- final AndroidHttpClient httpClient = AndroidHttpClient
- .newInstance("Android Weather Information Agent");
- final WeatherHTTPClient HTTPweatherClient = new WeatherHTTPClient(
- httpClient);
-
- final WeatherTask weatherTask = new WeatherTask(HTTPweatherClient, weatherService);
-
-
- weatherTask.execute(geocodingData);
- }
- }
-
- @Override
- public void updateWeatherData(final WeatherData weatherData) {
- final DecimalFormat tempFormatter = (DecimalFormat) NumberFormat.getNumberInstance(Locale.getDefault());
- tempFormatter.applyPattern("#####.#####");
- final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss Z", Locale.getDefault());
-
- final double tempUnits = this.mIsFahrenheit ? 0 : 273.15;
-
- final List<WeatherDataEntry> entries = this.createEmptyEntriesList();
-
- final ListView listWeatherView = (ListView) this.getActivity().findViewById(
- R.id.weather_data_list_view);
-
- final WeatherDataAdapter adapter = new WeatherDataAdapter(this.getActivity(),
- R.layout.weather_data_entry_list);
-
- if (weatherData.getWeather() != null) {
- entries.set(0, new WeatherDataEntry(this.getString(R.string.text_field_description), weatherData.getWeather()
- .getDescription()));
- double conversion = weatherData.getMain().getTemp();
- conversion = conversion - tempUnits;
- entries.set(1, new WeatherDataEntry(this.getString(R.string.text_field_tem), tempFormatter.format(conversion)));
- conversion = weatherData.getMain().getMaxTemp();
- conversion = conversion - tempUnits;
- entries.set(2, new WeatherDataEntry(this.getString(R.string.text_field_tem_max), tempFormatter.format(conversion)));
- conversion = weatherData.getMain().getMinTemp();
- conversion = conversion - tempUnits;
- entries.set(3, new WeatherDataEntry(this.getString(R.string.text_field_tem_min), tempFormatter.format(conversion)));
- }
-
- if (weatherData.getSystem() != null) {
- long unixTime = weatherData.getSystem().getSunRiseTime();
- Date unixDate = new Date(unixTime * 1000L);
- String dateFormatUnix = dateFormat.format(unixDate);
- entries.set(4, new WeatherDataEntry(this.getString(R.string.text_field_sun_rise), dateFormatUnix));
-
- unixTime = weatherData.getSystem().getSunSetTime();
- unixDate = new Date(unixTime * 1000L);
- dateFormatUnix = dateFormat.format(unixDate);
- entries.set(5, new WeatherDataEntry(this.getString(R.string.text_field_sun_set), dateFormatUnix));
- }
-
- if (weatherData.getClouds() != null) {
- final double cloudiness = weatherData.getClouds().getCloudiness();
- entries.set(6, new WeatherDataEntry(this.getString(R.string.text_field_cloudiness), tempFormatter.format(cloudiness)));
- }
-
- if (weatherData.getWeather().getIcon() != null) {
- final Bitmap icon = BitmapFactory.decodeByteArray(
- weatherData.getIconData(), 0,
- weatherData.getIconData().length);
- final ImageView imageIcon = (ImageView) this.getActivity()
- .findViewById(R.id.weather_picture);
- imageIcon.setImageBitmap(icon);
- }
-
-
-
- listWeatherView.setAdapter(null);
- adapter.addAll(entries);
- listWeatherView.setAdapter(adapter);
- }
-
- @Override
- public void onResume() {
- super.onResume();
-
- final SharedPreferences sharedPreferences = PreferenceManager
- .getDefaultSharedPreferences(this.getActivity());
-
- // 1. Update units of measurement.
- String keyPreference = this.getResources().getString(
- R.string.weather_preferences_units_key);
- final String unitsPreferenceValue = sharedPreferences.getString(keyPreference, "");
- final String celsius = this.getResources().getString(
- R.string.weather_preferences_units_celsius);
- if (unitsPreferenceValue.equals(celsius)) {
- this.mIsFahrenheit = false;
- } else {
- this.mIsFahrenheit = true;
- }
-
-
- // 2. Update current data on display.
- WeatherData weatherData = null;
- try {
- weatherData = this.restoreWeatherDataFromFile();
- } catch (final StreamCorruptedException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final FileNotFoundException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final IOException e) {
- Log.e(TAG, "onResume exception: ", e);
- } catch (final ClassNotFoundException e) {
- Log.e(TAG, "onResume exception: ", e);
- }
- if (weatherData != null) {
- this.updateWeatherData(weatherData);
- }
-
-
- // 3. If language changed, try to retrieve new data for new language
- // (new strings with the chosen language)
- keyPreference = this.getResources().getString(
- R.string.weather_preferences_language_key);
- final String languagePreferenceValue = sharedPreferences.getString(
- keyPreference, "");
- if (!languagePreferenceValue.equals(this.mLanguage)) {
- this.mLanguage = languagePreferenceValue;
- this.getWeather();
- }
- }
-
- public class WeatherTask extends AsyncTask<Object, Void, WeatherData> {
- private static final String TAG = "WeatherTask";
- private final WeatherHTTPClient weatherHTTPClient;
- private final WeatherService weatherService;
- private final DialogFragment newFragment;
-
- public WeatherTask(final WeatherHTTPClient weatherHTTPClient,
- final WeatherService weatherService) {
- this.weatherHTTPClient = weatherHTTPClient;
- this.weatherService = weatherService;
- this.newFragment = ProgressDialogFragment.newInstance(
- R.string.progress_dialog_get_remote_data,
- WeatherInformationDataFragment.this
- .getString(R.string.progress_dialog_generic_message));
- }
-
- @Override
- protected void onPreExecute() {
- this.newFragment.show(WeatherInformationDataFragment.this.getActivity()
- .getFragmentManager(), "progressDialog");
- }
-
- @Override
- protected WeatherData doInBackground(final Object... params) {
- WeatherData weatherData = null;
-
- try {
- weatherData = this.doInBackgroundThrowable(params);
- } catch (final ClientProtocolException e) {
- Log.e(TAG, "doInBackground exception: ", e);
- } catch (final MalformedURLException e) {
- Log.e(TAG, "doInBackground exception: ", e);
- } catch (final URISyntaxException e) {
- Log.e(TAG, "doInBackground exception: ", e);
- } catch (final IOException e) {
- // logger infrastructure swallows UnknownHostException :/
- Log.e(TAG, "doInBackground exception: " + e.getMessage(), e);
- } catch (final JSONException e) {
- Log.e(TAG, "doInBackground exception: ", e);
- } finally {
- this.weatherHTTPClient.close();
- }
-
- return weatherData;
- }
-
- @Override
- protected void onPostExecute(final WeatherData weatherData) {
- this.weatherHTTPClient.close();
-
- this.newFragment.dismiss();
-
- if (weatherData != null) {
- try {
- this.onPostExecuteThrowable(weatherData);
- } catch (final IOException e) {
- Log.e(TAG, "WeatherTask onPostExecute exception: ", e);
- ((ErrorMessage) WeatherInformationDataFragment.this
- .getActivity())
- .createErrorDialog(R.string.error_dialog_generic_error);
- }
- } else {
- ((ErrorMessage) WeatherInformationDataFragment.this
- .getActivity())
- .createErrorDialog(R.string.error_dialog_generic_error);
- }
- }
-
- @Override
- protected void onCancelled(final WeatherData weatherData) {
- this.weatherHTTPClient.close();
-
- ((ErrorMessage) WeatherInformationDataFragment.this.getActivity())
- .createErrorDialog(R.string.error_dialog_connection_tiemout);
- }
-
- private WeatherData doInBackgroundThrowable(final Object... params)
- throws ClientProtocolException, MalformedURLException,
- URISyntaxException, IOException, JSONException {
- final SharedPreferences sharedPreferences = PreferenceManager
- .getDefaultSharedPreferences(WeatherInformationDataFragment.this
- .getActivity());
-
- final String keyPreference = WeatherInformationDataFragment.this
- .getActivity().getString(
- R.string.weather_preferences_language_key);
- final String languagePreferenceValue = sharedPreferences.getString(keyPreference, "");
-
- final GeocodingData geocodingData = (GeocodingData) params[0];
- final String urlAPICoord = WeatherInformationDataFragment.this.getResources()
- .getString(R.string.uri_api_coord);
- final String APIVersion = WeatherInformationDataFragment.this.getResources()
- .getString(R.string.api_version);
- String url = this.weatherService.createURIAPICoord(geocodingData.getLatitude(),
- geocodingData.getLongitude(), urlAPICoord, APIVersion, languagePreferenceValue);
-
-
- final String jsonData = this.weatherHTTPClient.retrieveJSONDataFromAPI(new URL(url));
-
-
- final WeatherData weatherData = this.weatherService.retrieveDataFromJPOS(jsonData);
-
-
- final String icon = weatherData.getWeather().getIcon();
- final String urlAPIicon = WeatherInformationDataFragment.this
- .getResources().getString(R.string.uri_api_icon);
- url = this.weatherService.createURIAPIicon(icon, urlAPIicon);
- final byte[] iconData = this.weatherHTTPClient
- .retrieveDataFromAPI(new URL(url)).toByteArray();
- weatherData.setIconData(iconData);
-
-
- return weatherData;
- }
-
- private void onPostExecuteThrowable(final WeatherData weatherData)
- throws FileNotFoundException, IOException {
- WeatherInformationDataFragment.this.storeWeatherDataToFile(weatherData);
-
- WeatherInformationDataFragment.this.updateWeatherData(weatherData);
- }
- }
-
- private List<WeatherDataEntry> createEmptyEntriesList() {
- final List<WeatherDataEntry> entries = new ArrayList<WeatherDataEntry>();
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_description), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_tem), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_tem_max), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_tem_min), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_sun_rise), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_sun_set), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_cloudiness), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_rain_time), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_rain_amount), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_wind_speed), null));
- entries.add(new WeatherDataEntry(this.getString(R.string.text_field_humidity), null));
-
- return entries;
- }
-
- private void storeWeatherDataToFile(final WeatherData weatherData)
- throws FileNotFoundException, IOException {
- final OutputStream persistenceFile = this.getActivity().openFileOutput(
- WEATHER_DATA_FILE, Context.MODE_PRIVATE);
-
- ObjectOutputStream oos = null;
- try {
- oos = new ObjectOutputStream(persistenceFile);
-
- oos.writeObject(weatherData);
- } finally {
- if (oos != null) {
- oos.close();
- }
- }
- }
-
- private WeatherData restoreWeatherDataFromFile() throws StreamCorruptedException,
- FileNotFoundException, IOException, ClassNotFoundException {
- final InputStream persistenceFile = this.getActivity().openFileInput(
- WEATHER_DATA_FILE);
-
- ObjectInputStream ois = null;
- try {
- ois = new ObjectInputStream(persistenceFile);
-
- return (WeatherData) ois.readObject();
- } finally {
- if (ois != null) {
- ois.close();
- }
- }
- }
-
- private GeocodingData restoreGeocodingDataFromFile()
- throws StreamCorruptedException, FileNotFoundException,
- IOException, ClassNotFoundException {
- final InputStream persistenceFile = this.getActivity()
- .openFileInput(WEATHER_GEOCODING_FILE);
-
- ObjectInputStream ois = null;
- try {
- ois = new ObjectInputStream(persistenceFile);
-
- return (GeocodingData) ois.readObject();
- } finally {
- if (ois != null) {
- ois.close();
- }
- }
- }
-}
+++ /dev/null
-package de.example.exampletdd.fragment;
-
-import android.content.SharedPreferences;
-import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
-import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceFragment;
-import de.example.exampletdd.R;
-
-public class WeatherInformationPreferencesFragment extends PreferenceFragment
-implements OnSharedPreferenceChangeListener {
-
- @Override
- public void onCreate(final Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
-
- // Load the preferences from an XML resource
- this.addPreferencesFromResource(R.xml.weather_preferences);
-
- String keyPreference = this.getActivity().getString(
- R.string.weather_preferences_units_key);
- Preference connectionPref = this.findPreference(keyPreference);
- connectionPref.setSummary(this.getPreferenceManager()
- .getSharedPreferences().getString(keyPreference, ""));
-
- keyPreference = this.getActivity().getString(
- R.string.weather_preferences_language_key);
- connectionPref = this.findPreference(keyPreference);
- connectionPref.setSummary(this.getPreferenceManager()
- .getSharedPreferences().getString(keyPreference, ""));
- }
-
- @Override
- public void onResume() {
- super.onResume();
- this.getPreferenceManager().getSharedPreferences()
- .registerOnSharedPreferenceChangeListener(this);
-
- }
-
- @Override
- public void onPause() {
- super.onPause();
- this.getPreferenceManager().getSharedPreferences()
- .unregisterOnSharedPreferenceChangeListener(this);
- }
-
- @Override
- public void onSharedPreferenceChanged(
- final SharedPreferences sharedPreferences, final String key) {
- String keyValue = this.getActivity().getString(
- R.string.weather_preferences_units_key);
-
- if (key.equals(keyValue)) {
- final Preference connectionPref = this.findPreference(key);
- connectionPref.setSummary(sharedPreferences.getString(key, ""));
- }
-
- keyValue = this.getActivity().getString(
- R.string.weather_preferences_language_key);
- if (key.equals(keyValue)) {
- final Preference connectionPref = this.findPreference(key);
- connectionPref.setSummary(sharedPreferences.getString(key, ""));
- }
-
- }
-
-}
import android.app.DialogFragment;
import android.app.ListFragment;
+import android.content.ComponentName;
import android.content.Context;
+import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.util.Log;
-import android.view.ActionMode;
-import android.view.Menu;
-import android.view.MenuItem;
-import android.widget.AbsListView.MultiChoiceModeListener;
+import android.view.View;
import android.widget.ListView;
import de.example.exampletdd.R;
-import de.example.exampletdd.activityinterface.ErrorMessage;
import de.example.exampletdd.activityinterface.GetWeather;
+import de.example.exampletdd.fragment.ErrorDialogFragment;
import de.example.exampletdd.fragment.ProgressDialogFragment;
+import de.example.exampletdd.fragment.specific.WeatherInformationSpecificDataFragment;
import de.example.exampletdd.httpclient.WeatherHTTPClient;
import de.example.exampletdd.model.GeocodingData;
import de.example.exampletdd.model.WeatherData;
final ListView listWeatherView = this.getListView();
listWeatherView.setChoiceMode(ListView.CHOICE_MODE_NONE);
- listWeatherView.setMultiChoiceModeListener(new MultiChoiceModeListener() {
-
- @Override
- public boolean onCreateActionMode(final ActionMode mode,
- final Menu menu) {
- return false;
- }
-
- @Override
- public boolean onPrepareActionMode(final ActionMode mode,
- final Menu menu) {
- return false;
- }
-
- @Override
- public boolean onActionItemClicked(final ActionMode mode,
- final MenuItem item) {
- return false;
- }
-
- @Override
- public void onDestroyActionMode(final ActionMode mode) {
- }
-
- @Override
- public void onItemCheckedStateChanged(
- final ActionMode mode, final int position,
- final long id, final boolean checked) {
- }
- });
if (savedInstanceState != null) {
// Restore state
try {
this.storeWeatherDataToFile(weatherData);
} catch (final IOException e) {
- ((ErrorMessage) WeatherInformationOverviewFragment.this
- .getActivity())
- .createErrorDialog(R.string.error_dialog_generic_error);
+ final DialogFragment newFragment = ErrorDialogFragment
+ .newInstance(R.string.error_dialog_generic_error);
+ newFragment.show(this.getFragmentManager(), "errorDialog");
}
}
}
@Override
+ public void onListItemClick(final ListView l, final View v, final int position, final long id) {
+ final WeatherInformationSpecificDataFragment fragment = (WeatherInformationSpecificDataFragment) getFragmentManager()
+ .findFragmentById(R.id.weather_specific_data__fragment);
+ if (fragment == null) {
+ // handset layout
+ final Intent intent = new Intent("de.example.exampletdd.WEATHERINFO").
+ setComponent(new ComponentName("de.example.exampletdd",
+ "de.example.exampletdd.specific.WeatherInformationSpecificDataActivity"));
+ WeatherInformationOverviewFragment.this.getActivity().startActivity(intent);
+ } else {
+ // tablet layout
+ fragment.getWeather();
+ }
+ }
+
+ @Override
public void onSaveInstanceState(final Bundle savedInstanceState) {
// Save state
}
}
- @Override
public void updateWeatherData(final WeatherData weatherData) {
final List<WeatherOverviewEntry> entries = this.createEmptyEntriesList();
final WeatherOverviewAdapter adapter = new WeatherOverviewAdapter(this.getActivity(),
this.onPostExecuteThrowable(weatherData);
} catch (final IOException e) {
Log.e(TAG, "WeatherTask onPostExecute exception: ", e);
- ((ErrorMessage) WeatherInformationOverviewFragment.this
- .getActivity())
- .createErrorDialog(R.string.error_dialog_generic_error);
+ final DialogFragment newFragment = ErrorDialogFragment
+ .newInstance(R.string.error_dialog_generic_error);
+ newFragment.show(WeatherInformationOverviewFragment.this.getFragmentManager(), "errorDialog");
}
} else {
- ((ErrorMessage) WeatherInformationOverviewFragment.this
- .getActivity())
- .createErrorDialog(R.string.error_dialog_generic_error);
+ final DialogFragment newFragment = ErrorDialogFragment
+ .newInstance(R.string.error_dialog_generic_error);
+ newFragment.show(WeatherInformationOverviewFragment.this.getFragmentManager(), "errorDialog");
}
}
protected void onCancelled(final WeatherData weatherData) {
this.weatherHTTPClient.close();
- ((ErrorMessage) WeatherInformationOverviewFragment.this.getActivity())
- .createErrorDialog(R.string.error_dialog_connection_tiemout);
+ final DialogFragment newFragment = ErrorDialogFragment
+ .newInstance(R.string.error_dialog_connection_tiemout);
+ newFragment.show(WeatherInformationOverviewFragment.this.getFragmentManager(), "errorDialog");
}
private WeatherData doInBackgroundThrowable(final Object... params)
--- /dev/null
+package de.example.exampletdd.fragment.preferences;
+
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
+import android.os.Bundle;
+import android.preference.Preference;
+import android.preference.PreferenceFragment;
+import de.example.exampletdd.R;
+
+public class WeatherInformationPreferencesFragment extends PreferenceFragment
+implements OnSharedPreferenceChangeListener {
+
+ @Override
+ public void onCreate(final Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+ // Load the preferences from an XML resource
+ this.addPreferencesFromResource(R.xml.weather_preferences);
+
+ String keyPreference = this.getActivity().getString(
+ R.string.weather_preferences_units_key);
+ Preference connectionPref = this.findPreference(keyPreference);
+ connectionPref.setSummary(this.getPreferenceManager()
+ .getSharedPreferences().getString(keyPreference, ""));
+
+ keyPreference = this.getActivity().getString(
+ R.string.weather_preferences_language_key);
+ connectionPref = this.findPreference(keyPreference);
+ connectionPref.setSummary(this.getPreferenceManager()
+ .getSharedPreferences().getString(keyPreference, ""));
+ }
+
+ @Override
+ public void onResume() {
+ super.onResume();
+ this.getPreferenceManager().getSharedPreferences()
+ .registerOnSharedPreferenceChangeListener(this);
+
+ }
+
+ @Override
+ public void onPause() {
+ super.onPause();
+ this.getPreferenceManager().getSharedPreferences()
+ .unregisterOnSharedPreferenceChangeListener(this);
+ }
+
+ @Override
+ public void onSharedPreferenceChanged(
+ final SharedPreferences sharedPreferences, final String key) {
+ String keyValue = this.getActivity().getString(
+ R.string.weather_preferences_units_key);
+
+ if (key.equals(keyValue)) {
+ final Preference connectionPref = this.findPreference(key);
+ connectionPref.setSummary(sharedPreferences.getString(key, ""));
+ }
+
+ keyValue = this.getActivity().getString(
+ R.string.weather_preferences_language_key);
+ if (key.equals(keyValue)) {
+ final Preference connectionPref = this.findPreference(key);
+ connectionPref.setSummary(sharedPreferences.getString(key, ""));
+ }
+
+ }
+
+}
--- /dev/null
+package de.example.exampletdd.fragment.specific;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.OutputStream;
+import java.io.StreamCorruptedException;
+import java.text.DecimalFormat;
+import java.text.NumberFormat;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Date;
+import java.util.List;
+import java.util.Locale;
+
+import android.app.DialogFragment;
+import android.app.Fragment;
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.os.Bundle;
+import android.preference.PreferenceManager;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.ListView;
+import de.example.exampletdd.R;
+import de.example.exampletdd.activityinterface.GetWeather;
+import de.example.exampletdd.fragment.ErrorDialogFragment;
+import de.example.exampletdd.model.WeatherData;
+
+public class WeatherInformationSpecificDataFragment extends Fragment implements GetWeather {
+ private static final String WEATHER_DATA_FILE = "weatherdata.file";
+ private static final String TAG = "WeatherInformationDataFragment";
+ private boolean mIsFahrenheit;
+ private String mLanguage;
+
+ @Override
+ public void onCreate(final Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+ this.getActivity().deleteFile(WEATHER_DATA_FILE);
+
+ final SharedPreferences sharedPreferences = PreferenceManager
+ .getDefaultSharedPreferences(this.getActivity());
+ final String keyPreference = this.getResources().getString(
+ R.string.weather_preferences_language_key);
+ this.mLanguage = sharedPreferences.getString(
+ keyPreference, "");
+ }
+
+ @Override
+ public View onCreateView(final LayoutInflater inflater,
+ final ViewGroup container, final Bundle savedInstanceState) {
+ final View rootView = inflater.inflate(R.layout.weather_data_list,
+ container, false);
+
+ return rootView;
+ }
+
+ @Override
+ public void onActivityCreated(final Bundle savedInstanceState) {
+ super.onActivityCreated(savedInstanceState);
+
+ final ListView listWeatherView = (ListView) this.getActivity().findViewById(
+ R.id.weather_data_list_view);
+
+ final WeatherSpecificDataAdapter adapter = new WeatherSpecificDataAdapter(this.getActivity(),
+ R.layout.weather_data_entry_list);
+
+ final Collection<WeatherSpecificDataEntry> entries = this.createEmptyEntriesList();
+
+ adapter.addAll(entries);
+ listWeatherView.setAdapter(adapter);
+
+ if (savedInstanceState != null) {
+ // Restore state
+ final WeatherData weatherData = (WeatherData) savedInstanceState
+ .getSerializable("weatherData");
+ try {
+ this.storeWeatherDataToFile(weatherData);
+ } catch (final IOException e) {
+ final DialogFragment newFragment = ErrorDialogFragment
+ .newInstance(R.string.error_dialog_generic_error);
+ newFragment.show(this.getFragmentManager(), "errorDialog");
+ }
+ }
+ }
+
+ @Override
+ public void onSaveInstanceState(final Bundle savedInstanceState) {
+
+ // Save state
+ WeatherData weatherData = null;
+ try {
+ weatherData = this.restoreWeatherDataFromFile();
+ } catch (final StreamCorruptedException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final FileNotFoundException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final IOException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final ClassNotFoundException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ }
+
+ if (weatherData != null) {
+ savedInstanceState.putSerializable("weatherData", weatherData);
+ }
+
+ super.onSaveInstanceState(savedInstanceState);
+ }
+
+ @Override
+ public void getWeather() {
+ WeatherData weatherData = null;
+ try {
+ weatherData = this.restoreWeatherDataFromFile();
+ } catch (final StreamCorruptedException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final FileNotFoundException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final IOException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final ClassNotFoundException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ }
+ if (weatherData != null) {
+ this.updateWeatherData(weatherData);
+ }
+ }
+
+ public void updateWeatherData(final WeatherData weatherData) {
+ final DecimalFormat tempFormatter = (DecimalFormat) NumberFormat.getNumberInstance(Locale.getDefault());
+ tempFormatter.applyPattern("#####.#####");
+ final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss Z", Locale.getDefault());
+
+ final double tempUnits = this.mIsFahrenheit ? 0 : 273.15;
+
+ final List<WeatherSpecificDataEntry> entries = this.createEmptyEntriesList();
+
+ final ListView listWeatherView = (ListView) this.getActivity().findViewById(
+ R.id.weather_data_list_view);
+
+ final WeatherSpecificDataAdapter adapter = new WeatherSpecificDataAdapter(this.getActivity(),
+ R.layout.weather_data_entry_list);
+
+ if (weatherData.getWeather() != null) {
+ entries.set(0, new WeatherSpecificDataEntry(this.getString(R.string.text_field_description), weatherData.getWeather()
+ .getDescription()));
+ double conversion = weatherData.getMain().getTemp();
+ conversion = conversion - tempUnits;
+ entries.set(1, new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem), tempFormatter.format(conversion)));
+ conversion = weatherData.getMain().getMaxTemp();
+ conversion = conversion - tempUnits;
+ entries.set(2, new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem_max), tempFormatter.format(conversion)));
+ conversion = weatherData.getMain().getMinTemp();
+ conversion = conversion - tempUnits;
+ entries.set(3, new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem_min), tempFormatter.format(conversion)));
+ }
+
+ if (weatherData.getSystem() != null) {
+ long unixTime = weatherData.getSystem().getSunRiseTime();
+ Date unixDate = new Date(unixTime * 1000L);
+ String dateFormatUnix = dateFormat.format(unixDate);
+ entries.set(4, new WeatherSpecificDataEntry(this.getString(R.string.text_field_sun_rise), dateFormatUnix));
+
+ unixTime = weatherData.getSystem().getSunSetTime();
+ unixDate = new Date(unixTime * 1000L);
+ dateFormatUnix = dateFormat.format(unixDate);
+ entries.set(5, new WeatherSpecificDataEntry(this.getString(R.string.text_field_sun_set), dateFormatUnix));
+ }
+
+ if (weatherData.getClouds() != null) {
+ final double cloudiness = weatherData.getClouds().getCloudiness();
+ entries.set(6, new WeatherSpecificDataEntry(this.getString(R.string.text_field_cloudiness), tempFormatter.format(cloudiness)));
+ }
+
+ if (weatherData.getWeather().getIcon() != null) {
+ final Bitmap icon = BitmapFactory.decodeByteArray(
+ weatherData.getIconData(), 0,
+ weatherData.getIconData().length);
+ final ImageView imageIcon = (ImageView) this.getActivity()
+ .findViewById(R.id.weather_picture);
+ imageIcon.setImageBitmap(icon);
+ }
+
+
+
+ listWeatherView.setAdapter(null);
+ adapter.addAll(entries);
+ listWeatherView.setAdapter(adapter);
+ }
+
+ @Override
+ public void onResume() {
+ super.onResume();
+
+ final SharedPreferences sharedPreferences = PreferenceManager
+ .getDefaultSharedPreferences(this.getActivity());
+
+ // 1. Update units of measurement.
+ String keyPreference = this.getResources().getString(
+ R.string.weather_preferences_units_key);
+ final String unitsPreferenceValue = sharedPreferences.getString(keyPreference, "");
+ final String celsius = this.getResources().getString(
+ R.string.weather_preferences_units_celsius);
+ if (unitsPreferenceValue.equals(celsius)) {
+ this.mIsFahrenheit = false;
+ } else {
+ this.mIsFahrenheit = true;
+ }
+
+
+ // 2. Update current data on display.
+ WeatherData weatherData = null;
+ try {
+ weatherData = this.restoreWeatherDataFromFile();
+ } catch (final StreamCorruptedException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final FileNotFoundException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final IOException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ } catch (final ClassNotFoundException e) {
+ Log.e(TAG, "onResume exception: ", e);
+ }
+ if (weatherData != null) {
+ this.updateWeatherData(weatherData);
+ }
+
+
+ // 3. If language changed, try to retrieve new data for new language
+ // (new strings with the chosen language)
+ keyPreference = this.getResources().getString(
+ R.string.weather_preferences_language_key);
+ final String languagePreferenceValue = sharedPreferences.getString(
+ keyPreference, "");
+ if (!languagePreferenceValue.equals(this.mLanguage)) {
+ this.mLanguage = languagePreferenceValue;
+ this.getWeather();
+ }
+ }
+
+ private List<WeatherSpecificDataEntry> createEmptyEntriesList() {
+ final List<WeatherSpecificDataEntry> entries = new ArrayList<WeatherSpecificDataEntry>();
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_description), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem_max), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem_min), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_sun_rise), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_sun_set), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_cloudiness), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_rain_time), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_rain_amount), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_wind_speed), null));
+ entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_humidity), null));
+
+ return entries;
+ }
+
+ private void storeWeatherDataToFile(final WeatherData weatherData)
+ throws FileNotFoundException, IOException {
+ final OutputStream persistenceFile = this.getActivity().openFileOutput(
+ WEATHER_DATA_FILE, Context.MODE_PRIVATE);
+
+ ObjectOutputStream oos = null;
+ try {
+ oos = new ObjectOutputStream(persistenceFile);
+
+ oos.writeObject(weatherData);
+ } finally {
+ if (oos != null) {
+ oos.close();
+ }
+ }
+ }
+
+ private WeatherData restoreWeatherDataFromFile() throws StreamCorruptedException,
+ FileNotFoundException, IOException, ClassNotFoundException {
+ final InputStream persistenceFile = this.getActivity().openFileInput(
+ WEATHER_DATA_FILE);
+
+ ObjectInputStream ois = null;
+ try {
+ ois = new ObjectInputStream(persistenceFile);
+
+ return (WeatherData) ois.readObject();
+ } finally {
+ if (ois != null) {
+ ois.close();
+ }
+ }
+ }
+}
--- /dev/null
+package de.example.exampletdd.fragment.specific;
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.TextView;
+import de.example.exampletdd.R;
+import de.example.exampletdd.fragment.specific.WeatherSpecificDataEntry;
+
+public class WeatherSpecificDataAdapter extends ArrayAdapter<WeatherSpecificDataEntry> {
+ private final int resource;
+
+ public WeatherSpecificDataAdapter(final Context context, final int resource) {
+ super(context, 0);
+
+ this.resource = resource;
+ }
+
+ @Override
+ public View getView(final int position, final View convertView,
+ final ViewGroup parent) {
+
+ // We need to get the best view (re-used if possible) and then
+ // retrieve its corresponding ViewHolder, which optimizes lookup
+ // efficiency
+ final View view = this.getWorkingView(convertView);
+ final ViewHolder viewHolder = this.getViewHolder(view);
+ final WeatherSpecificDataEntry entry = this.getItem(position);
+
+
+ // Setting the text view
+ viewHolder.headerView.setText(entry.getHeader());
+ viewHolder.bodyView.setText(entry.getBody());
+
+
+ return view;
+ }
+
+ private View getWorkingView(final View convertView) {
+ // The workingView is basically just the convertView re-used if possible
+ // or inflated new if not possible
+ View workingView = null;
+
+ if(null == convertView) {
+ final Context context = this.getContext();
+ final LayoutInflater inflater = (LayoutInflater)context.getSystemService
+ (Context.LAYOUT_INFLATER_SERVICE);
+
+ workingView = inflater.inflate(this.resource, null);
+ } else {
+ workingView = convertView;
+ }
+
+ return workingView;
+ }
+
+ private ViewHolder getViewHolder(final View workingView) {
+ // The viewHolder allows us to avoid re-looking up view references
+ // Since views are recycled, these references will never change
+ final Object tag = workingView.getTag();
+ ViewHolder viewHolder = null;
+
+
+ if((null == tag) || !(tag instanceof ViewHolder)) {
+ viewHolder = new ViewHolder();
+
+ viewHolder.headerView = (TextView) workingView
+ .findViewById(R.id.weather_data_entry_header);
+ viewHolder.bodyView = (TextView) workingView
+ .findViewById(R.id.weather_data_entry_body);
+
+ workingView.setTag(viewHolder);
+
+ } else {
+ viewHolder = (ViewHolder) tag;
+ }
+
+ return viewHolder;
+ }
+
+ /**
+ * ViewHolder allows us to avoid re-looking up view references
+ * Since views are recycled, these references will never change
+ */
+ private static class ViewHolder {
+ public TextView headerView;
+ public TextView bodyView;
+ }
+
+}
--- /dev/null
+package de.example.exampletdd.fragment.specific;
+
+public class WeatherSpecificDataEntry {
+ private final String header;
+ private final String body;
+
+ public WeatherSpecificDataEntry(final String header, final String body) {
+ this.header = header;
+ this.body = body;
+ }
+
+ public String getHeader() {
+ return this.header;
+ }
+
+ public String getBody() {
+ return this.body;
+ }
+
+}
--- /dev/null
+package de.example.exampletdd.service;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.OutputStream;
+import java.io.StreamCorruptedException;
+
+import android.content.Context;
+import de.example.exampletdd.model.GeocodingData;
+import de.example.exampletdd.model.WeatherData;
+
+public class WeatherServicePersistence {
+ private static final String WEATHER_DATA_FILE = "weatherdata.file";
+ private static final String WEATHER_GEOCODING_FILE = "weathergeocoding.file";
+ private final Context context;
+
+ public WeatherServicePersistence(final Context context) {
+ this.context = context;
+ }
+
+ public void storeGeocodingDataToFile(final GeocodingData geocodingData)
+ throws FileNotFoundException, IOException {
+ final OutputStream persistenceFile = context.openFileOutput(
+ WEATHER_GEOCODING_FILE, Context.MODE_PRIVATE);
+
+ ObjectOutputStream oos = null;
+ try {
+ oos = new ObjectOutputStream(persistenceFile);
+
+ oos.writeObject(geocodingData);
+ } finally {
+ if (oos != null) {
+ oos.close();
+ }
+ }
+ }
+
+ public GeocodingData restoreGeocodingDataFromFile()
+ throws StreamCorruptedException, FileNotFoundException,
+ IOException, ClassNotFoundException {
+ final InputStream persistenceFile = context.openFileInput(
+ WEATHER_GEOCODING_FILE);
+
+ ObjectInputStream ois = null;
+ try {
+ ois = new ObjectInputStream(persistenceFile);
+
+ return (GeocodingData) ois.readObject();
+ } finally {
+ if (ois != null) {
+ ois.close();
+ }
+ }
+ }
+
+ public void storeWeatherDataToFile(final WeatherData weatherData)
+ throws FileNotFoundException, IOException {
+ final OutputStream persistenceFile = context.openFileOutput(
+ WEATHER_DATA_FILE, Context.MODE_PRIVATE);
+
+ ObjectOutputStream oos = null;
+ try {
+ oos = new ObjectOutputStream(persistenceFile);
+
+ oos.writeObject(weatherData);
+ } finally {
+ if (oos != null) {
+ oos.close();
+ }
+ }
+ }
+
+ public WeatherData restoreWeatherDataFromFile()
+ throws StreamCorruptedException,
+ FileNotFoundException, IOException, ClassNotFoundException {
+ final InputStream persistenceFile = context.openFileInput(
+ WEATHER_DATA_FILE);
+
+ ObjectInputStream ois = null;
+ try {
+ ois = new ObjectInputStream(persistenceFile);
+
+ return (WeatherData) ois.readObject();
+ } finally {
+ if (ois != null) {
+ ois.close();
+ }
+ }
+ }
+}
projects / JavaForFun / commitdiff