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Code Issues Packages Projects Releases Wiki Activity

Added cleanup worker

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M66B
2019-03-03 09:48:41 +00:00
parent 14cdd55c77
commit 46fec74282
3 changed files with 55 additions and 66 deletions
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174
app/src/main/java/eu/faircode/email/JobDaily.java
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@@ -1,174 +0,0 @@
package eu.faircode.email;
/*
This file is part of FairEmail.
FairEmail 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.
FairEmail 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 FairEmail. If not, see <http://www.gnu.org/licenses/>.
Copyright 2018-2019 by Marcel Bokhorst (M66B)
*/
import android.app.job.JobInfo;
import android.app.job.JobParameters;
import android.app.job.JobScheduler;
import android.app.job.JobService;
import android.content.ComponentName;
import android.content.Context;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class JobDaily extends JobService {
private ExecutorService executor = Executors.newSingleThreadExecutor(Helper.backgroundThreadFactory);
private static final long CLEANUP_INTERVAL = 4 * 3600 * 1000L; // milliseconds
private static final long CACHE_IMAGE_DURATION = 3 * 24 * 3600 * 1000L; // milliseconds
private static final long KEEP_LOG_DURATION = 24 * 3600 * 1000L; // milliseconds
public static void schedule(Context context) {
JobScheduler scheduler = (JobScheduler) context.getSystemService(Context.JOB_SCHEDULER_SERVICE);
JobInfo.Builder job = new JobInfo.Builder(Helper.JOB_DAILY, new ComponentName(context, JobDaily.class))
.setPeriodic(CLEANUP_INTERVAL)
.setRequiresDeviceIdle(true);
if (scheduler.schedule(job.build()) == JobScheduler.RESULT_SUCCESS)
Log.i("Scheduled daily job");
else
Log.e("Scheduling daily job failed");
}
public static void cancel(Context context) {
JobScheduler scheduler = (JobScheduler) context.getSystemService(Context.JOB_SCHEDULER_SERVICE);
scheduler.cancel(Helper.JOB_DAILY);
Log.i("Cancelled daily job");
}
@Override
public boolean onStartJob(JobParameters args) {
EntityLog.log(this, "Daily cleanup");
executor.submit(new Runnable() {
@Override
public void run() {
cleanup(getApplicationContext(), false);
}
});
return false;
}
static void cleanup(Context context, boolean manual) {
DB db = DB.getInstance(context);
try {
db.beginTransaction();
Log.i("Start daily job manual=" + manual);
// Cleanup folders
Log.i("Cleanup kept messages");
for (EntityFolder folder : db.folder().getFolders()) {
Calendar cal_keep = Calendar.getInstance();
cal_keep.add(Calendar.DAY_OF_MONTH, -folder.keep_days);
cal_keep.set(Calendar.HOUR_OF_DAY, 12);
cal_keep.set(Calendar.MINUTE, 0);
cal_keep.set(Calendar.SECOND, 0);
cal_keep.set(Calendar.MILLISECOND, 0);
long keep_time = cal_keep.getTimeInMillis();
if (keep_time < 0)
keep_time = 0;
int messages = db.message().deleteMessagesBefore(folder.id, keep_time, false);
if (messages > 0)
Log.i("Cleanup folder=" + folder.account + "/" + folder.name +
" before=" + new Date(keep_time) + " deleted=" + messages);
}
long now = new Date().getTime();
List<File> files = new ArrayList<>();
File[] messages = new File(context.getFilesDir(), "messages").listFiles();
File[] references = new File(context.getFilesDir(), "references").listFiles();
File[] raws = new File(context.getFilesDir(), "raw").listFiles();
if (messages != null)
files.addAll(Arrays.asList(messages));
if (references != null)
files.addAll(Arrays.asList(references));
if (raws != null)
files.addAll(Arrays.asList(raws));
// Cleanup message files
Log.i("Cleanup message files");
for (File file : files) {
long id = Long.parseLong(file.getName());
if (db.message().countMessage(id) == 0) {
Log.i("Deleting " + file);
if (!file.delete())
Log.w("Error deleting " + file);
}
}
// Cleanup attachment files
Log.i("Cleanup attachment files");
File[] attachments = new File(context.getFilesDir(), "attachments").listFiles();
if (attachments != null)
for (File file : attachments) {
long id = Long.parseLong(file.getName());
if (db.attachment().countAttachment(id) == 0) {
Log.i("Deleting " + file);
if (!file.delete())
Log.w("Error deleting " + file);
}
}
// Cleanup cached images
Log.i("Cleanup cached image files");
File[] images = new File(context.getCacheDir(), "images").listFiles();
if (images != null)
for (File file : images)
if (file.isFile())
if (manual || now - file.lastModified() > CACHE_IMAGE_DURATION) {
Log.i("Deleting " + file);
if (!file.delete())
Log.w("Error deleting " + file);
}
Log.i("Cleanup log");
long before = now - KEEP_LOG_DURATION;
int logs = db.log().deleteLogs(before);
Log.i("Deleted logs=" + logs);
db.setTransactionSuccessful();
} catch (Throwable ex) {
Log.e(ex);
} finally {
db.endTransaction();
Log.i("End daily job");
}
}
@Override
public boolean onStopJob(JobParameters args) {
return false;
}
}