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Small optimization to UpdateRepos

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This commit is contained in:
topjohnwu 2018-07-04 20:13:12 +08:00
parent c78896a335
commit 153d0f5505
5 changed files with 89 additions and 117 deletions
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1
src/full/java/com/topjohnwu/magisk/asyncs/ProcessRepoZip.java
View File

@ -90,7 +90,6 @@ public class ProcessRepoZip extends ParallelTask<Void, Object, Boolean> {
HttpURLConnection conn;
do {
conn = WebService.request(mLink, null);
if (conn == null) return null;
total = conn.getContentLength();
if (total < 0)
conn.disconnect();

116
src/full/java/com/topjohnwu/magisk/asyncs/UpdateRepos.java
View File

@ -1,6 +1,8 @@
package com.topjohnwu.magisk.asyncs;
import android.database.Cursor;
import android.os.AsyncTask;
import android.text.TextUtils;
import com.topjohnwu.magisk.MagiskManager;
import com.topjohnwu.magisk.ReposFragment;
@ -11,20 +13,22 @@ import com.topjohnwu.magisk.utils.Utils;
import com.topjohnwu.magisk.utils.WebService;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.File;
import java.net.HttpURLConnection;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.atomic.AtomicInteger;
public class UpdateRepos extends ParallelTask<Void, Void, Void> {
@ -35,7 +39,8 @@ public class UpdateRepos extends ParallelTask<Void, Void, Void> {
private static final DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.US);
private MagiskManager mm;
private List<String> cached, etags, newEtags = new LinkedList<>();
private List<String> etags, newEtags = new LinkedList<>();
private Set<String> cached;
private boolean forceUpdate;
private AtomicInteger taskCount = new AtomicInteger(0);
final private Object allDone = new Object();
@ -43,13 +48,6 @@ public class UpdateRepos extends ParallelTask<Void, Void, Void> {
public UpdateRepos(boolean force) {
mm = MagiskManager.get();
mm.repoLoadDone.reset();
// Legacy data cleanup
File old = new File(mm.getApplicationInfo().dataDir + "/shared_prefs", "RepoMap.xml");
if (old.exists() || mm.prefs.getString("repomap", null) != null) {
old.delete();
mm.prefs.edit().remove("version").remove("repomap").remove(Const.Key.ETAG_KEY).apply();
mm.repoDB.clearRepo();
}
forceUpdate = force;
}
@ -82,75 +80,61 @@ public class UpdateRepos extends ParallelTask<Void, Void, Void> {
}
}
private void loadJSON(String jsonString) throws Exception {
private boolean loadJSON(String jsonString) throws JSONException, ParseException {
JSONArray jsonArray = new JSONArray(jsonString);
// Empty page, throw error
// Empty page, halt
if (jsonArray.length() == 0)
throw new Exception();
return false;
for (int i = 0; i < jsonArray.length(); i++) {
JSONObject rawRepo = jsonArray.getJSONObject(i);
String id = rawRepo.getString("description");
String name = rawRepo.getString("name");
Date date = dateFormat.parse(rawRepo.getString("pushed_at"));
final List<String> c = cached;
Set<String> set = Collections.synchronizedSet(cached);
queueTask(() -> {
Repo repo = mm.repoDB.getRepo(id);
Boolean updated;
try {
if (repo == null) {
repo = new Repo(name, date);
updated = true;
} else {
// Popout from cached
synchronized (c) {
c.remove(id);
}
if (forceUpdate) {
repo.update();
updated = true;
} else {
updated = repo.update(date);
}
}
if (updated) {
mm.repoDB.addRepo(repo);
publishProgress();
}
if (repo == null)
repo = new Repo(name);
else
set.remove(id);
repo.update(date);
mm.repoDB.addRepo(repo);
publishProgress();
} catch (Repo.IllegalRepoException e) {
Logger.debug(e.getMessage());
mm.repoDB.removeRepo(id);
}
});
}
return true;
}
private boolean loadPage(int page, int mode) {
Map<String, String> header = new HashMap<>();
String etag = (mode == CHECK_ETAG && page < etags.size()) ? etags.get(page) : "";
header.put(Const.Key.IF_NONE_MATCH, etag);
if (mode == CHECK_ETAG && page < etags.size())
header.put(Const.Key.IF_NONE_MATCH, etags.get(page));
String url = Utils.fmt(Const.Url.REPO_URL, page + 1);
HttpURLConnection conn = WebService.request(url, header);
try {
if (conn == null)
throw new Exception();
HttpURLConnection conn = WebService.request(url, header);
if (conn.getResponseCode() == HttpURLConnection.HTTP_NOT_MODIFIED) {
// Current page is not updated, check the next page
return page + 1 < etags.size() && loadPage(page + 1, CHECK_ETAG);
return loadPage(page + 1, CHECK_ETAG);
}
loadJSON(WebService.getString(conn));
if (!loadJSON(WebService.getString(conn)))
return mode != CHECK_ETAG;
} catch (Exception e) {
e.printStackTrace();
// Don't continue
return true;
return false;
}
/* If one page is updated, we force update all pages */
// Update ETAG
etag = header.get(Const.Key.ETAG_KEY);
String etag = header.get(Const.Key.ETAG_KEY);
etag = etag.substring(etag.indexOf('\"'), etag.lastIndexOf('\"') + 1);
if (mode == LOAD_PREV) {
// We are loading a previous page, push the new tag to the front
@ -188,40 +172,32 @@ public class UpdateRepos extends ParallelTask<Void, Void, Void> {
@Override
protected Void doInBackground(Void... voids) {
etags = new ArrayList<>(Arrays.asList(mm.prefs.getString(Const.Key.ETAG_KEY, "").split(",")));
cached = mm.repoDB.getRepoIDList();
etags = Arrays.asList(mm.prefs.getString(Const.Key.ETAG_KEY, "").split(","));
cached = mm.repoDB.getRepoIDSet();
if (!loadPage(0, CHECK_ETAG)) {
// Nothing changed online
if (forceUpdate) {
for (String id : cached) {
if (id == null) continue;
queueTask(() -> {
Repo repo = mm.repoDB.getRepo(id);
try {
repo.update();
mm.repoDB.addRepo(repo);
} catch (Repo.IllegalRepoException e) {
Logger.debug(e.getMessage());
mm.repoDB.removeRepo(repo);
}
});
}
}
waitTasks();
} else {
if (loadPage(0, CHECK_ETAG)) {
waitTasks();
// The leftover cached means they are removed from online repo
mm.repoDB.removeRepo(cached);
// Update ETag
StringBuilder etagBuilder = new StringBuilder();
for (int i = 0; i < newEtags.size(); ++i) {
if (i != 0) etagBuilder.append(",");
etagBuilder.append(newEtags.get(i));
mm.prefs.edit().putString(Const.Key.ETAG_KEY, TextUtils.join(",", newEtags)).apply();
} else if (forceUpdate) {
Cursor c = mm.repoDB.getRawCursor();
while (c.moveToNext()) {
Repo repo = new Repo(c);
queueTask(() -> {
try {
repo.update();
mm.repoDB.addRepo(repo);
} catch (Repo.IllegalRepoException e) {
Logger.debug(e.getMessage());
mm.repoDB.removeRepo(repo);
}
});
}
mm.prefs.edit().putString(Const.Key.ETAG_KEY, etagBuilder.toString()).apply();
waitTasks();
}
return null;
}

14
src/full/java/com/topjohnwu/magisk/container/Repo.java
View File

@ -17,10 +17,8 @@ public class Repo extends BaseModule {
private String repoName;
private Date mLastUpdate;
public Repo(String name, Date lastUpdate) throws IllegalRepoException {
mLastUpdate = lastUpdate;
public Repo(String name) {
repoName = name;
update();
}
public Repo(Cursor c) {
@ -48,13 +46,9 @@ public class Repo extends BaseModule {
}
}
public boolean update(Date lastUpdate) throws IllegalRepoException {
if (lastUpdate.after(mLastUpdate)) {
mLastUpdate = lastUpdate;
update();
return true;
}
return false;
public void update(Date lastUpdate) throws IllegalRepoException {
mLastUpdate = lastUpdate;
update();
}
@Override

18
src/full/java/com/topjohnwu/magisk/database/RepoDatabaseHelper.java
View File

@ -10,8 +10,8 @@ import com.topjohnwu.magisk.container.Repo;
import com.topjohnwu.magisk.utils.Const;
import com.topjohnwu.magisk.utils.Utils;
import java.util.LinkedList;
import java.util.List;
import java.util.HashSet;
import java.util.Set;
public class RepoDatabaseHelper extends SQLiteOpenHelper {
@ -74,7 +74,7 @@ public class RepoDatabaseHelper extends SQLiteOpenHelper {
mDb.delete(TABLE_NAME, "repo_name=?", new String[] { repo.getRepoName() });
}
public void removeRepo(List<String> list) {
public void removeRepo(Iterable<String> list) {
for (String id : list) {
if (id == null) continue;
mDb.delete(TABLE_NAME, "id=?", new String[] { id });
@ -94,6 +94,10 @@ public class RepoDatabaseHelper extends SQLiteOpenHelper {
return null;
}
public Cursor getRawCursor() {
return mDb.query(TABLE_NAME, null, null, null, null, null, null);
}
public Cursor getRepoCursor() {
String orderBy = null;
switch (mm.repoOrder) {
@ -108,13 +112,13 @@ public class RepoDatabaseHelper extends SQLiteOpenHelper {
null, null, orderBy);
}
public List<String> getRepoIDList() {
LinkedList<String> ret = new LinkedList<>();
public Set<String> getRepoIDSet() {
HashSet<String> set = new HashSet<>(300);
try (Cursor c = mDb.query(TABLE_NAME, null, null, null, null, null, null)) {
while (c.moveToNext()) {
ret.add(c.getString(c.getColumnIndex("id")));
set.add(c.getString(c.getColumnIndex("id")));
}
}
return ret;
return set;
}
}

55
src/main/java/com/topjohnwu/magisk/utils/WebService.java
View File

@ -15,9 +15,13 @@ public class WebService {
}
public static String getString(String url, Map<String, String> header) {
HttpURLConnection conn = request(url, header);
if (conn == null) return "";
return getString(conn);
try {
HttpURLConnection conn = request(url, header);
return getString(conn);
} catch (IOException e) {
e.printStackTrace();
return "";
}
}
public static String getString(HttpURLConnection conn) {
@ -40,34 +44,29 @@ public class WebService {
}
}
public static HttpURLConnection request(String address, Map<String, String> header) {
try {
URL url = new URL(address);
public static HttpURLConnection request(String address, Map<String, String> header) throws IOException {
URL url = new URL(address);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setReadTimeout(15000);
conn.setConnectTimeout(15000);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setReadTimeout(15000);
conn.setConnectTimeout(15000);
if (header != null) {
for (Map.Entry<String, String> entry : header.entrySet()) {
conn.setRequestProperty(entry.getKey(), entry.getValue());
}
if (header != null) {
for (Map.Entry<String, String> entry : header.entrySet()) {
conn.setRequestProperty(entry.getKey(), entry.getValue());
}
conn.connect();
if (header != null) {
header.clear();
for (Map.Entry<String, List<String>> entry : conn.getHeaderFields().entrySet()) {
List<String> l = entry.getValue();
header.put(entry.getKey(), l.get(l.size() - 1));
}
}
return conn;
} catch (Exception e) {
e.printStackTrace();
return null;
}
conn.connect();
if (header != null) {
header.clear();
for (Map.Entry<String, List<String>> entry : conn.getHeaderFields().entrySet()) {
List<String> l = entry.getValue();
header.put(entry.getKey(), l.get(l.size() - 1));
}
}
return conn;
}
}