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https://codeberg.org/Freeyourgadget/Gadgetbridge.git
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import export SharedPreferences (#600)
Import and export SharedPreferences i add function for import and export SharedPreferences setting when export or import db execute export or import SharedPreferences for blacklist i preload HashSet
This commit is contained in:
Alberto
Carsten Pfeiffer
parent
f48729cc64
commit
45eb14684b
@ -20,8 +20,10 @@ package nodomain.freeyourgadget.gadgetbridge.activities;
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import android.app.AlertDialog;
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import android.content.DialogInterface;
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import android.content.IntentFilter;
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import android.content.SharedPreferences;
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import android.database.sqlite.SQLiteOpenHelper;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.support.v4.app.NavUtils;
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import android.view.MenuItem;
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import android.view.View;
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@ -33,6 +35,7 @@ import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.File;
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import java.io.IOException;
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import nodomain.freeyourgadget.gadgetbridge.GBApplication;
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import nodomain.freeyourgadget.gadgetbridge.R;
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@ -40,10 +43,13 @@ import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
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import nodomain.freeyourgadget.gadgetbridge.database.DBHelper;
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import nodomain.freeyourgadget.gadgetbridge.util.FileUtils;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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import nodomain.freeyourgadget.gadgetbridge.util.ImportExportSharedPreferences;
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public class DbManagementActivity extends GBActivity {
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private static final Logger LOG = LoggerFactory.getLogger(DbManagementActivity.class);
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private static SharedPreferences sharedPrefs;
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private ImportExportSharedPreferences shared_file = new ImportExportSharedPreferences();
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private Button exportDBButton;
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private Button importDBButton;
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@ -95,6 +101,8 @@ public class DbManagementActivity extends GBActivity {
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deleteActivityDatabase();
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}
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});
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sharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
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}
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private boolean hasOldActivityDatabase() {
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@ -110,8 +118,33 @@ public class DbManagementActivity extends GBActivity {
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return getString(R.string.dbmanagementactivvity_cannot_access_export_path);
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}
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private void exportShared() {
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// BEGIN EXAMPLE
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File myPath = null;
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try {
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myPath = FileUtils.getExternalFilesDir();
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File myFile = new File(myPath, "Export_preference");
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shared_file.exportToFile(sharedPrefs,myFile,null);
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} catch (IOException ex) {
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GB.toast(this, getString(R.string.dbmanagementactivity_error_exporting_shared, ex.getMessage()), Toast.LENGTH_LONG, GB.ERROR, ex);
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}
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}
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private void importShared() {
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// BEGIN EXAMPLE
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File myPath = null;
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try {
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myPath = FileUtils.getExternalFilesDir();
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File myFile = new File(myPath, "Export_preference");
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shared_file.importFromFile(sharedPrefs,myFile );
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} catch (Exception ex) {
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GB.toast(DbManagementActivity.this, getString(R.string.dbmanagementactivity_error_importing_db, ex.getMessage()), Toast.LENGTH_LONG, GB.ERROR, ex);
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}
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}
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private void exportDB() {
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try (DBHandler dbHandler = GBApplication.acquireDB()) {
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exportShared();
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DBHelper helper = new DBHelper(this);
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File dir = FileUtils.getExternalFilesDir();
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File destFile = helper.exportDB(dbHandler, dir);
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@ -130,6 +163,7 @@ public class DbManagementActivity extends GBActivity {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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try (DBHandler dbHandler = GBApplication.acquireDB()) {
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importShared();
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DBHelper helper = new DBHelper(DbManagementActivity.this);
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File dir = FileUtils.getExternalFilesDir();
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SQLiteOpenHelper sqLiteOpenHelper = dbHandler.getHelper();
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@ -0,0 +1,131 @@
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package nodomain.freeyourgadget.gadgetbridge.util;
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import java.io.File;
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import java.io.FileReader;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.io.Reader;
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import java.io.Writer;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlSerializer;
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import android.content.SharedPreferences;
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import android.util.Xml;
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import static nodomain.freeyourgadget.gadgetbridge.GBApplication.blacklist;
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public class ImportExportSharedPreferences {
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private static final String BOOLEAN = Boolean.class.getSimpleName();
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private static final String FLOAT = Float.class.getSimpleName();
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private static final String INTEGER = Integer.class.getSimpleName();
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private static final String LONG = Long.class.getSimpleName();
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private static final String STRING = String.class.getSimpleName();
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private static final String HASTSET = HashSet.class.getSimpleName();
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private static final String NAME = "name";
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private static final String PREFERENCES = "preferences";
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public static void exportToFile(SharedPreferences sharedPreferences, File outFile,
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Set<String> doNotExport) throws IOException {
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export(sharedPreferences, new FileWriter(outFile), doNotExport);
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}
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public static void export(SharedPreferences sharedPreferences, Writer writer,
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Set<String> doNotExport) throws IOException {
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XmlSerializer serializer = Xml.newSerializer();
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serializer.setOutput(writer);
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serializer.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true);
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serializer.startDocument("UTF-8", true);
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serializer.startTag("", PREFERENCES);
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for (Map.Entry<String, ?> entry : sharedPreferences.getAll().entrySet()) {
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String key = entry.getKey();
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if (doNotExport != null && doNotExport.contains(key)) continue;
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Object valueObject = entry.getValue();
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// Skip this entry if the value is null;
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if (valueObject == null) continue;
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String valueType = valueObject.getClass().getSimpleName();
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String value = valueObject.toString();
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serializer.startTag("", valueType);
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serializer.attribute("", NAME, key);
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serializer.text(value);
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serializer.endTag("", valueType);
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}
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serializer.endTag("", PREFERENCES);
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serializer.endDocument();
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writer.close();
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}
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public static boolean importFromFile(SharedPreferences sharedPreferences, File inFile)
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throws Exception {
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return importFromReader(sharedPreferences, new FileReader(inFile));
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}
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/**
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*
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* @param sharedPreferences
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* @param in
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* @return
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* @throws Exception
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*/
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public static boolean importFromReader(SharedPreferences sharedPreferences, Reader in)
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throws Exception {
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SharedPreferences.Editor editor = sharedPreferences.edit();
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editor.clear();
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XmlPullParser parser = Xml.newPullParser();
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parser.setInput(in);
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int eventType = parser.getEventType();
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String name = null;
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String key = null;
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while (eventType != XmlPullParser.END_DOCUMENT) {
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switch (eventType) {
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case XmlPullParser.START_TAG:
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name = parser.getName();
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key = parser.getAttributeValue("", NAME);
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break;
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case XmlPullParser.TEXT:
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// The parser is reading text outside an element if name is null,
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// so simply ignore this text part (which is usually something like '\n')
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if (name == null) break;
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String text = parser.getText();
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if (BOOLEAN.equals(name)) {
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editor.putBoolean(key, Boolean.parseBoolean(text));
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} else if (FLOAT.equals(name)) {
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editor.putFloat(key, Float.parseFloat(text));
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} else if (INTEGER.equals(name)) {
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editor.putInt(key, Integer.parseInt(text));
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} else if (LONG.equals(name)) {
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editor.putLong(key, Long.parseLong(text));
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} else if (STRING.equals(name)) {
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editor.putString(key, text);
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} else if (HASTSET.equals(name)) {
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if (key.equals("package_blacklist")) {
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blacklist.clear();
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text=text.replace("[","").replace("]","");
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for (int z=0;z<text.split(",").length;z++){
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blacklist.add(text.split(",")[z].trim());
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}
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editor.putStringSet(key, blacklist);
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}
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} else if (!PREFERENCES.equals(name)) {
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throw new Exception("Unkown type " + name);
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}
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break;
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case XmlPullParser.END_TAG:
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name = null;
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break;
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}
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eventType = parser.next();
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}
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return editor.commit();
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}
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}
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@ -370,10 +370,12 @@
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<string name="dbmanagementactivvity_cannot_access_export_path">Cannot access export path. Please contact the developers.</string>
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<string name="dbmanagementactivity_exported_to">Exported to: %1$s</string>
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<string name="dbmanagementactivity_error_exporting_db">"Error exporting DB: %1$s"</string>
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<string name="dbmanagementactivity_error_exporting_shared">"Error exporting preference: %1$s"</string>
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<string name="dbmanagementactivity_import_data_title">Import Data?</string>
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<string name="dbmanagementactivity_overwrite_database_confirmation">Really overwrite the current database? All your current activity data (if any) will be lost.</string>
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<string name="dbmanagementactivity_import_successful">Import successful.</string>
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<string name="dbmanagementactivity_error_importing_db">"Error importing DB: %1$s"</string>
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<string name="dbmanagementactivity_error_importing_shared">"Error importing preference: %1$s"</string>
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<string name="dbmanagementactivity_delete_activity_data_title">Delete Activity Data?</string>
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<string name="dbmanagementactivity_really_delete_entire_db">Really delete the entire database? All your activity data and information about your devices will be lost.</string>
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<string name="dbmanagementactivity_database_successfully_deleted">Data successfully deleted.</string>
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