Refactored SyncFolderHandler out of OperationsService

This commit is contained in:
David A. Velasco 2015-01-23 09:34:45 +01:00
parent a07937cb6f
commit 9093ef8f9f
2 changed files with 241 additions and 200 deletions

View file

@ -17,9 +17,7 @@
package com.owncloud.android.services;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentLinkedQueue;
@ -29,7 +27,6 @@ import com.owncloud.android.MainApp;
import com.owncloud.android.R;
import com.owncloud.android.datamodel.FileDataStorageManager;
import com.owncloud.android.datamodel.OCFile;
import com.owncloud.android.files.services.FileDownloader;
import com.owncloud.android.lib.common.OwnCloudAccount;
import com.owncloud.android.lib.common.OwnCloudClient;
import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
@ -54,7 +51,6 @@ import com.owncloud.android.operations.RenameFileOperation;
import com.owncloud.android.operations.SynchronizeFileOperation;
import com.owncloud.android.operations.SynchronizeFolderOperation;
import com.owncloud.android.operations.UnshareLinkOperation;
import com.owncloud.android.utils.FileStorageUtils;
import android.accounts.Account;
import android.accounts.AccountsException;
@ -185,7 +181,6 @@ public class OperationsService extends Service {
Pair<Target, RemoteOperation> itemToQueue = newOperation(intent);
if (itemToQueue != null) {
mSyncFolderHandler.add(account, remotePath, (SynchronizeFolderOperation)itemToQueue.second);
mSyncFolderHandler.sendBroadcastNewSyncFolder(account, remotePath);
Message msg = mSyncFolderHandler.obtainMessage();
msg.arg1 = startId;
msg.obj = itemSyncKey;
@ -375,212 +370,24 @@ public class OperationsService extends Service {
/**
* Returns True when the file described by 'file' in the ownCloud account 'account' is downloading or waiting to download.
* Returns True when the file described by 'file' in the ownCloud account 'account' is downloading or waiting
* to download.
*
* If 'file' is a directory, returns 'true' if some of its descendant files is downloading or waiting to download.
* If 'file' is a directory, returns 'true' if some of its descendant files is downloading or waiting
* to download.
*
* @param account ownCloud account where the remote file is stored.
* @param file A file that could be affected
* @param remotePath Path of the folder to check if something is synchronizing / downloading / uploading
* inside.
*/
/*
public boolean isSynchronizing(Account account, String remotePath) {
return mSyncFolderHandler.isSynchronizing(account, remotePath);
}
*/
}
/**
* SyncFolder worker. Performs the pending operations in the order they were requested.
*
* Created with the Looper of a new thread, started in {@link OperationsService#onCreate()}.
*/
private static class SyncFolderHandler extends Handler {
// don't make it a final class, and don't remove the static ; lint will warn about a possible memory leak
OperationsService mService;
private ConcurrentMap<String,SynchronizeFolderOperation> mPendingOperations =
new ConcurrentHashMap<String,SynchronizeFolderOperation>();
private OwnCloudClient mOwnCloudClient = null;
private FileDataStorageManager mStorageManager;
private SynchronizeFolderOperation mCurrentSyncOperation;
public SyncFolderHandler(Looper looper, OperationsService service) {
super(looper);
if (service == null) {
throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
}
mService = service;
}
public boolean isSynchronizing(Account account, String remotePath) {
if (account == null || remotePath == null) return false;
String targetKey = buildRemoteName(account, remotePath);
synchronized (mPendingOperations) {
// TODO - this can be slow when synchronizing a big tree - need a better data structure
Iterator<String> it = mPendingOperations.keySet().iterator();
boolean found = false;
while (it.hasNext() && !found) {
found = it.next().startsWith(targetKey);
}
return found;
}
}
@Override
public void handleMessage(Message msg) {
Pair<Account, String> itemSyncKey = (Pair<Account, String>) msg.obj;
doOperation(itemSyncKey.first, itemSyncKey.second);
mService.stopSelf(msg.arg1);
}
/**
* Performs the next operation in the queue
*/
private void doOperation(Account account, String remotePath) {
String syncKey = buildRemoteName(account,remotePath);
synchronized(mPendingOperations) {
mCurrentSyncOperation = mPendingOperations.get(syncKey);
}
if (mCurrentSyncOperation != null) {
RemoteOperationResult result = null;
try {
OwnCloudAccount ocAccount = new OwnCloudAccount(account, mService);
mOwnCloudClient = OwnCloudClientManagerFactory.getDefaultSingleton().
getClientFor(ocAccount, mService);
mStorageManager = new FileDataStorageManager(
account,
mService.getContentResolver()
);
result = mCurrentSyncOperation.execute(mOwnCloudClient, mStorageManager);
} catch (AccountsException e) {
Log_OC.e(TAG, "Error while trying to get autorization", e);
} catch (IOException e) {
Log_OC.e(TAG, "Error while trying to get autorization", e);
} finally {
synchronized (mPendingOperations) {
mPendingOperations.remove(syncKey);
/*
SynchronizeFolderOperation checkedOp = mCurrentSyncOperation;
String checkedKey = syncKey;
while (checkedOp.getPendingChildrenCount() <= 0) {
// while (!checkedOp.hasChildren()) {
mPendingOperations.remove(checkedKey);
String parentKey = buildRemoteName(account, (new File(checkedOp.getFolderPath())).getParent());
// String parentKey = buildRemoteName(account, checkedOp.getParentPath());
SynchronizeFolderOperation parentOp = mPendingOperations.get(parentKey);
if (parentOp != null) {
parentOp.decreasePendingChildrenCount();
}
}
*/
}
mService.dispatchResultToOperationListeners(null, mCurrentSyncOperation, result);
sendBroadcastFinishedSyncFolder(account, remotePath, result.isSuccess());
}
}
}
public void add(Account account, String remotePath, SynchronizeFolderOperation syncFolderOperation){
String syncKey = buildRemoteName(account,remotePath);
mPendingOperations.putIfAbsent(syncKey,syncFolderOperation);
}
/**
* Cancels sync operations.
* @param account Owncloud account where the remote file is stored.
* @param file File OCFile
*/
public void cancel(Account account, OCFile file){
SynchronizeFolderOperation syncOperation = null;
String targetKey = buildRemoteName(account, file.getRemotePath());
ArrayList<String> keyItems = new ArrayList<String>();
synchronized (mPendingOperations) {
if (file.isFolder()) {
Log_OC.d(TAG, "Canceling pending sync operations");
Iterator<String> it = mPendingOperations.keySet().iterator();
boolean found = false;
while (it.hasNext()) {
String keySyncOperation = it.next();
found = keySyncOperation.startsWith(targetKey);
if (found) {
keyItems.add(keySyncOperation);
}
}
} else {
// this is not really expected...
Log_OC.d(TAG, "Canceling sync operation");
keyItems.add(buildRemoteName(account, file.getRemotePath()));
}
for (String item: keyItems) {
syncOperation = mPendingOperations.remove(item);
if (syncOperation != null) {
syncOperation.cancel();
}
}
}
//sendBroadcastFinishedSyncFolder(account, file.getRemotePath());
}
/**
* Builds a key from the account and file to download
*
* @param account Account where the file to download is stored
* @param path File path
*/
private String buildRemoteName(Account account, String path) {
return account.name + path;
}
/**
* TODO review this method when "folder synchronization" replaces "folder download"; this is a fast and ugly
* patch.
*/
private void sendBroadcastNewSyncFolder(Account account, String remotePath) {
Intent added = new Intent(FileDownloader.getDownloadAddedMessage());
added.putExtra(FileDownloader.ACCOUNT_NAME, account.name);
added.putExtra(FileDownloader.EXTRA_REMOTE_PATH, remotePath);
added.putExtra(FileDownloader.EXTRA_FILE_PATH, FileStorageUtils.getSavePath(account.name) + remotePath);
mService.sendStickyBroadcast(added);
}
/**
* TODO review this method when "folder synchronization" replaces "folder download"; this is a fast and ugly
* patch.
*/
private void sendBroadcastFinishedSyncFolder(Account account, String remotePath, boolean success) {
Intent finished = new Intent(FileDownloader.getDownloadFinishMessage());
finished.putExtra(FileDownloader.ACCOUNT_NAME, account.name);
finished.putExtra(FileDownloader.EXTRA_REMOTE_PATH, remotePath);
finished.putExtra(FileDownloader.EXTRA_FILE_PATH, FileStorageUtils.getSavePath(account.name) + remotePath);
finished.putExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, success);
mService.sendStickyBroadcast(finished);
}
}
/**
* Operations worker. Performs the pending operations in the order they were requested.
*
* Created with the Looper of a new thread, started in {@link OperationsService#onCreate()}.
@ -899,7 +706,7 @@ public class OperationsService extends Service {
* @param operation Finished operation.
* @param result Result of the operation.
*/
private void dispatchResultToOperationListeners(
protected void dispatchResultToOperationListeners(
Target target, final RemoteOperation operation, final RemoteOperationResult result) {
int count = 0;
Iterator<OnRemoteOperationListener> listeners = mOperationsBinder.mBoundListeners.keySet().iterator();

View file

@ -0,0 +1,234 @@
/* ownCloud Android client application
* Copyright (C) 2015 ownCloud Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2,
* as published by the Free Software Foundation.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package com.owncloud.android.services;
import android.accounts.Account;
import android.accounts.AccountsException;
import android.content.Intent;
import android.os.Handler;
import android.os.Looper;
import android.os.Message;
import android.util.Pair;
import com.owncloud.android.datamodel.FileDataStorageManager;
import com.owncloud.android.datamodel.OCFile;
import com.owncloud.android.files.services.FileDownloader;
import com.owncloud.android.lib.common.OwnCloudAccount;
import com.owncloud.android.lib.common.OwnCloudClient;
import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
import com.owncloud.android.lib.common.operations.RemoteOperationResult;
import com.owncloud.android.lib.common.utils.Log_OC;
import com.owncloud.android.operations.SynchronizeFolderOperation;
import com.owncloud.android.utils.FileStorageUtils;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
/**
* SyncFolder worker. Performs the pending operations in the order they were requested.
*
* Created with the Looper of a new thread, started in
* {@link com.owncloud.android.services.OperationsService#onCreate()}.
*/
class SyncFolderHandler extends Handler {
private static final String TAG = SyncFolderHandler.class.getSimpleName();
OperationsService mService;
private ConcurrentMap<String,SynchronizeFolderOperation> mPendingOperations =
new ConcurrentHashMap<String,SynchronizeFolderOperation>();
private OwnCloudClient mOwnCloudClient = null;
private FileDataStorageManager mStorageManager;
private SynchronizeFolderOperation mCurrentSyncOperation;
public SyncFolderHandler(Looper looper, OperationsService service) {
super(looper);
if (service == null) {
throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
}
mService = service;
}
public boolean isSynchronizing(Account account, String remotePath) {
if (account == null || remotePath == null) return false;
String targetKey = buildRemoteName(account, remotePath);
synchronized (mPendingOperations) {
// TODO - this can be slow when synchronizing a big tree - need a better data structure
Iterator<String> it = mPendingOperations.keySet().iterator();
boolean found = false;
while (it.hasNext() && !found) {
found = it.next().startsWith(targetKey);
}
return found;
}
}
@Override
public void handleMessage(Message msg) {
Pair<Account, String> itemSyncKey = (Pair<Account, String>) msg.obj;
doOperation(itemSyncKey.first, itemSyncKey.second);
mService.stopSelf(msg.arg1);
}
/**
* Performs the next operation in the queue
*/
private void doOperation(Account account, String remotePath) {
String syncKey = buildRemoteName(account,remotePath);
synchronized(mPendingOperations) {
mCurrentSyncOperation = mPendingOperations.get(syncKey);
}
if (mCurrentSyncOperation != null) {
RemoteOperationResult result = null;
try {
OwnCloudAccount ocAccount = new OwnCloudAccount(account, mService);
mOwnCloudClient = OwnCloudClientManagerFactory.getDefaultSingleton().
getClientFor(ocAccount, mService);
mStorageManager = new FileDataStorageManager(
account,
mService.getContentResolver()
);
result = mCurrentSyncOperation.execute(mOwnCloudClient, mStorageManager);
} catch (AccountsException e) {
Log_OC.e(TAG, "Error while trying to get autorization", e);
} catch (IOException e) {
Log_OC.e(TAG, "Error while trying to get autorization", e);
} finally {
synchronized (mPendingOperations) {
mPendingOperations.remove(syncKey);
/*
SynchronizeFolderOperation checkedOp = mCurrentSyncOperation;
String checkedKey = syncKey;
while (checkedOp.getPendingChildrenCount() <= 0) {
// while (!checkedOp.hasChildren()) {
mPendingOperations.remove(checkedKey);
String parentKey = buildRemoteName(account, (new File(checkedOp.getFolderPath())).getParent());
// String parentKey = buildRemoteName(account, checkedOp.getParentPath());
SynchronizeFolderOperation parentOp = mPendingOperations.get(parentKey);
if (parentOp != null) {
parentOp.decreasePendingChildrenCount();
}
}
*/
}
mService.dispatchResultToOperationListeners(null, mCurrentSyncOperation, result);
sendBroadcastFinishedSyncFolder(account, remotePath, result.isSuccess());
}
}
}
public void add(Account account, String remotePath, SynchronizeFolderOperation syncFolderOperation){
String syncKey = buildRemoteName(account,remotePath);
mPendingOperations.putIfAbsent(syncKey,syncFolderOperation);
sendBroadcastNewSyncFolder(account, remotePath);
}
/**
* Cancels sync operations.
* @param account Owncloud account where the remote file is stored.
* @param file File OCFile
*/
public void cancel(Account account, OCFile file){
SynchronizeFolderOperation syncOperation = null;
String targetKey = buildRemoteName(account, file.getRemotePath());
ArrayList<String> keyItems = new ArrayList<String>();
synchronized (mPendingOperations) {
if (file.isFolder()) {
Log_OC.d(TAG, "Canceling pending sync operations");
Iterator<String> it = mPendingOperations.keySet().iterator();
boolean found = false;
while (it.hasNext()) {
String keySyncOperation = it.next();
found = keySyncOperation.startsWith(targetKey);
if (found) {
keyItems.add(keySyncOperation);
}
}
} else {
// this is not really expected...
Log_OC.d(TAG, "Canceling sync operation");
keyItems.add(buildRemoteName(account, file.getRemotePath()));
}
for (String item: keyItems) {
syncOperation = mPendingOperations.remove(item);
if (syncOperation != null) {
syncOperation.cancel();
}
}
}
//sendBroadcastFinishedSyncFolder(account, file.getRemotePath());
}
/**
* Builds a key from the account and file to download
*
* @param account Account where the file to download is stored
* @param path File path
*/
private String buildRemoteName(Account account, String path) {
return account.name + path;
}
/**
* TODO review this method when "folder synchronization" replaces "folder download"; this is a fast and ugly
* patch.
*/
private void sendBroadcastNewSyncFolder(Account account, String remotePath) {
Intent added = new Intent(FileDownloader.getDownloadAddedMessage());
added.putExtra(FileDownloader.ACCOUNT_NAME, account.name);
added.putExtra(FileDownloader.EXTRA_REMOTE_PATH, remotePath);
added.putExtra(FileDownloader.EXTRA_FILE_PATH, FileStorageUtils.getSavePath(account.name) + remotePath);
mService.sendStickyBroadcast(added);
}
/**
* TODO review this method when "folder synchronization" replaces "folder download"; this is a fast and ugly
* patch.
*/
private void sendBroadcastFinishedSyncFolder(Account account, String remotePath, boolean success) {
Intent finished = new Intent(FileDownloader.getDownloadFinishMessage());
finished.putExtra(FileDownloader.ACCOUNT_NAME, account.name);
finished.putExtra(FileDownloader.EXTRA_REMOTE_PATH, remotePath);
finished.putExtra(FileDownloader.EXTRA_FILE_PATH, FileStorageUtils.getSavePath(account.name) + remotePath);
finished.putExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, success);
mService.sendStickyBroadcast(finished);
}
}