Android Open Source - verfluchter-android Auto Settings Impl

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License

The source code is released under:

--2010-08-23 23:59:46-- http://www.gnu.org/licenses/gpl-3.0.txt Translacja www.gnu.org... 199.232.41.10 ???czenie si? z www.gnu.org|199.232.41.10|:80... po??czono. ??danie HTTP wys?ano, oczeki...

Java Source Code

/*
 * This file is part of verfluchter-android.
 *//from  w  w w . j  a  v  a2  s.c o m
 * verfluchter-android is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * verfluchter-android is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
 */

package pl.xsolve.verfluchter.tools;

import android.app.Activity;
import android.content.SharedPreferences;
import android.util.Log;
import com.google.inject.Inject;

import java.util.HashMap;
import java.util.Map;

/**
 * @author Konrad Ktoso Malawski
 */
public class AutoSettingsImpl extends Activity implements AutoSettings {

    // Logger tag
    private static final String TAG = AutoSettingsImpl.class.getSimpleName();

    protected SharedPreferences preferences;

    protected PasswdUtil passwdUtil;

    protected Map<String, Object> settings = new HashMap<String, Object>();

    protected static final String INT_SUFFIX = "_I";
    protected static final String FLOAT_SUFFIX = "_F";
    protected static final String STRING_SUFFIX = "_S";
    protected static final String BOOLEAN_SUFFIX = "_B";
    protected static final String LONG_SUFFIX = "_L";

    @Inject
    public AutoSettingsImpl(SharedPreferences preferences, PasswdUtil passwdUtil) {
        this.preferences = preferences;
        this.passwdUtil = passwdUtil;

        //default values and automatic setting+loading setup
        settings.put(SERVER_DOMAIN_S, Constants.DEFAULT.SERVER_DOMAIN);
        settings.put(MY_AUTH_USER_S, null);
        settings.put(MY_AUTH_PASS_S, null);
        settings.put(BASIC_AUTH_USER_S, Constants.DEFAULT.BASIC_AUTH_USER);
        settings.put(BASIC_AUTH_PASS_S, Constants.DEFAULT.BASIC_AUTH_PASS);
        settings.put(USE_REMINDER_SERVICE_B, Constants.DEFAULT.USE_REMINDER_SERVICE);
        settings.put(USE_REFRESHER_SERVICE_B, Constants.DEFAULT.USE_REFRESHER_SERVICE);
        settings.put(WORKING_HOURS_START_HOUR_I, Constants.DEFAULT.WORKING_HOURS_START_HOUR);
        settings.put(WORKING_HOURS_START_MIN_I, Constants.DEFAULT.WORKING_HOURS_START_MIN);
        settings.put(WORKING_HOURS_END_HOUR_I, Constants.DEFAULT.WORKING_HOURS_END_HOUR);
        settings.put(WORKING_HOURS_END_MIN_I, Constants.DEFAULT.WORKING_HOURS_END_MIN);
        settings.put(USE_SOUND_B, Constants.DEFAULT.USE_SOUND);

        restoreSettings();
    }

    /**
     * Restore preferences and load them into our variables
     */
    @Override
    public void restoreSettings() {
        for (String key : settings.keySet()) {
            Object value = restoreFromPreferences(preferences, key);
//            if (key.contains("PASS") && value != null) {
//                value = passwdUtil.decrypt((String) value);
//            }
            if (value != null) {
                settings.put(key, value);
            }
        }
    }

    /**
     * Persist our cache into persistent SharedPreferences
     */
    @Override
    public void persistSettings() {
        Log.d(TAG, "Persisting autoSettings: " + settings);

        // We need an Editor object to make preference changes.
        SharedPreferences.Editor editor = preferences.edit();
        for (String key : settings.keySet()) {
            Object value = getSetting(key, Object.class);
//            if (key.contains("PASS") && value != null) {
//                value = passwdUtil.encrypt((String) value);
//            }
            persistIntoPreferencesEditor(editor, key, value);
        }

        editor.commit(); // Commit the edits!
    }

    private Object restoreFromPreferences(SharedPreferences preferences, String key) {
        if (key.endsWith(STRING_SUFFIX)) {
            return preferences.getString(key, null);
        } else if (key.endsWith(BOOLEAN_SUFFIX)) {
            return preferences.getBoolean(key, false);
        } else if (key.endsWith(INT_SUFFIX)) {
            return preferences.getInt(key, 0);
        } else if (key.endsWith(FLOAT_SUFFIX)) {
            return preferences.getFloat(key, 0);
        } else if (key.endsWith(LONG_SUFFIX)) {
            return preferences.getLong(key, 0);
        }
        return null;
    }

    private void persistIntoPreferencesEditor(SharedPreferences.Editor editor, String key, Object value) {
        if (key.endsWith(STRING_SUFFIX) || value == null) {
            editor.putString(key, (String) value);
        } else if (key.endsWith(BOOLEAN_SUFFIX)) {
            editor.putBoolean(key, (Boolean) value);
        } else if (key.endsWith(INT_SUFFIX)) {
            editor.putInt(key, (Integer) value);
        } else if (key.endsWith(FLOAT_SUFFIX)) {
            editor.putFloat(key, (Float) value);
        } else if (key.endsWith(LONG_SUFFIX)) {
            editor.putLong(key, (Long) value);
        }
    }

    @Override
    @SuppressWarnings("unchecked")
    public <T> T getSetting(String key, Class<T> clazz) {
        return (T) settings.get(key);
    }

    @Override
    public <T> void setSetting(String key, T value) {
        settings.put(key, value);
    }

    @Override
    public <T> void setSetting(String key, T value, boolean persistImmediately) {
        settings.put(key, value);

        if (persistImmediately) {
            persistIntoPreferencesEditor(preferences.edit(), key, value);
        }
    }
}

Java Source Code List

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