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/*
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* Copyright 2010-2018 Eric Kok et al.
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*
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* Transdroid is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Transdroid is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Transdroid. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.transdroid.core.gui.log;
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import com.j256.ormlite.dao.Dao;
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import com.j256.ormlite.stmt.DeleteBuilder;
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import org.androidannotations.annotations.EBean;
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import org.androidannotations.annotations.EBean.Scope;
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import org.androidannotations.ormlite.annotations.OrmLiteDao;
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import org.transdroid.BuildConfig;
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import java.util.Date;
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/**
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* Application-wide logging class that registers entries in the database (for a certain time).
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*
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* @author Eric Kok
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*/
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@EBean(scope = Scope.Singleton)
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public class Log {
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public static final String LOG_NAME = "Transdroid";
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private static final long MAX_LOG_AGE = 15 * 60 * 1000; // 15 minutes
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@OrmLiteDao(helper = DatabaseHelper.class)
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Dao<ErrorLogEntry, Integer> errorLogDao;
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protected void log(Object object, int priority, String message) {
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log(object instanceof String ? (String) object : object.getClass().getSimpleName(), priority, message);
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}
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protected void log(String logName, int priority, String message) {
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if (BuildConfig.DEBUG) {
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android.util.Log.println(priority, LOG_NAME, message);
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}
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try {
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// Store this log message to the database
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errorLogDao.create(new ErrorLogEntry(priority, logName, message));
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// Truncate the error log
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DeleteBuilder<ErrorLogEntry, Integer> db = errorLogDao.deleteBuilder();
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db.setWhere(db.where().le(ErrorLogEntry.DATEANDTIME, new Date(new Date().getTime() - MAX_LOG_AGE)));
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errorLogDao.delete(db.prepare());
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} catch (Exception e) {
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android.util.Log.e(LOG_NAME, "Cannot write log message to database: " + e.toString());
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}
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}
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public void d(Object object, String msg) {
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log(object, android.util.Log.DEBUG, msg);
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}
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public void i(Object object, String msg) {
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log(object, android.util.Log.DEBUG, msg);
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}
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public void e(Object object, String msg) {
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log(object, android.util.Log.ERROR, msg);
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}
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}
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