/**
* This method reconnects to the running task by setting a new listener to the task, when dialog
* is destroyed and recreated
*
* @param activityName name of activity, which the task and dialog attached to
* @param listener new listener for the task and dialog
*/
public void reconnected(String activityName, OperationEventListener listener) {
LogUtils.d(TAG, "reconnected,activityName = " + activityName);
BaseAsyncTask task = getActivityInfo(activityName).getTask();
if (task != null) {
task.setListener(listener);
}
}
/**
* This method cancel certain task
*
* @param activityName name of activity, which the task attached to
*/
public void cancel(String activityName) {
LogUtils.d(TAG, " cancel service,activityName = " + activityName);
BaseAsyncTask task = getActivityInfo(activityName).getTask();
if (task != null) {
task.cancel(true);
}
}
/**
* This method removes listener from task when service disconnected.
*
* @param activityName name of activity, which the task attached to
*/
public void disconnected(String activityName) {
LogUtils.d(TAG, "disconnected,activityName = " + activityName);
BaseAsyncTask task = getActivityInfo(activityName).getTask();
if (task != null) {
task.removeListener();
}
}
/**
* This method lists files of certain directory by starting a new ListFileTask.
*
* @param activityName name of activity, which the ListFileTask attached to
* @param path the path of certain directory
* @param listener listener of the ListFileTask
*/
public void listFiles(String activityName, String path, OperationEventListener listener) {
LogUtils.d(TAG, "listFiles,activityName = " + activityName + ",path = " + path);
/*if (isBusy(activityName)) {
LogUtils.d(TAG, "listFiles,task is busy. ");
listener.onTaskResult(OperationEventListener.ERROR_CODE_BUSY);
} else {*/
if (isBusy(activityName)) {
LogUtils.d(TAG, "listFiles, cancel other background task...");
BaseAsyncTask task = getActivityInfo(activityName).getTask();
if (task != null) {
task.removeListener();
task.cancel(true);
}
}
LogUtils.d(TAG, "listFiles,do list.");
FileInfoManager fileInfoManager = getActivityInfo(activityName).getFileInfoManager();
int filterType = getActivityInfo(activityName).getFilterType();
if (fileInfoManager != null) {
LogUtils.d(TAG, "listFiles fiterType = " + filterType);
BaseAsyncTask task =
new ListFileTask(getApplicationContext(), fileInfoManager, listener, path, filterType);
getActivityInfo(activityName).setTask(task);
task.execute();
}
// }
}
/**
* This method gets detail information of a file (or directory) by starting a new DetailInfotask.
*
* @param activityName name of activity, which the task and operations attached to
* @param file a certain file (or directory)
* @param listener listener of the DetailInfotask
*/
public void getDetailInfo(String activityName, FileInfo file, OperationEventListener listener) {
LogUtils.d(TAG, "getDetailInfo,activityName = " + activityName);
if (isBusy(activityName)) {
listener.onTaskResult(OperationEventListener.ERROR_CODE_BUSY);
} else {
FileInfoManager fileInfoManager = getActivityInfo(activityName).getFileInfoManager();
if (fileInfoManager != null) {
BaseAsyncTask task = new DetailInfoTask(fileInfoManager, listener, file);
getActivityInfo(activityName).setTask(task);
task.execute();
}
}
}
/**
* This method checks that weather the service is busy or not, which means id any task exist for
* certain activity
*
* @param activityName name of activity, which will be checked
* @return true for busy, false for not busy
*/
public boolean isBusy(String activityName) {
boolean ret = false;
FileManagerActivityInfo activityInfo = mActivityMap.get(activityName);
if (activityInfo == null) {
LogUtils.w(TAG, "isBusy return false,because activityInfo is null!");
return ret;
}
BaseAsyncTask task = activityInfo.getTask();
if (task != null) {
return task.isTaskBusy();
}
return false;
}
/**
* This method does delete job by starting a new DeleteFilesTask.
*
* @param activityName name of activity, which the operations attached to
* @param fileInfoList list of files, which needs to be deleted
* @param listener listener of the DeleteFilesTask
*/
public void deleteFiles(
String activityName, List<FileInfo> fileInfoList, OperationEventListener listener) {
LogUtils.d(TAG, " deleteFiles Start,activityName = " + activityName);
if (isBusy(activityName)) {
listener.onTaskResult(OperationEventListener.ERROR_CODE_BUSY);
} else {
FileInfoManager fileInfoManager = getActivityInfo(activityName).getFileInfoManager();
if (fileInfoManager != null) {
BaseAsyncTask task = new DeleteFilesTask(fileInfoManager, listener, this, fileInfoList);
getActivityInfo(activityName).setTask(task);
task.execute();
}
}
}
/**
* This method does create folder job by starting a new CreateFolderTask
*
* @param activityName name of activity, which the CreateFolderTask attached to
* @param destFolder information of file, which needs to be created
* @param listener listener of CreateFolderTask
*/
public void createFolder(
String activityName, String destFolder, OperationEventListener listener) {
LogUtils.d(TAG, " createFolder Start ");
if (isBusy(activityName)) {
listener.onTaskResult(OperationEventListener.ERROR_CODE_BUSY);
} else {
FileInfoManager fileInfoManager = getActivityInfo(activityName).getFileInfoManager();
int filterType = getActivityInfo(activityName).getFilterType();
if (fileInfoManager != null) {
BaseAsyncTask task =
new CreateFolderTask(fileInfoManager, listener, this, destFolder, filterType);
getActivityInfo(activityName).setTask(task);
task.execute();
}
}
}
/**
* This method does paste job by starting a new CutPasteFilesTask or CopyPasteFilesTask according
* to parameter of type
*
* @param activityName name of activity, which the task and operations attached to
* @param fileInfoList list of files which needs to be paste
* @param dstFolder destination, which the files should be paste to
* @param type indicate the previous operation is cut or copy
* @param listener listener of the started task
*/
public void pasteFiles(
String activityName,
List<FileInfo> fileInfoList,
String dstFolder,
int type,
OperationEventListener listener) {
LogUtils.d(TAG, " pasteFiles Start,activityName = " + activityName);
if (isBusy(activityName)) {
listener.onTaskResult(OperationEventListener.ERROR_CODE_BUSY);
return;
}
if (filterPasteList(fileInfoList, dstFolder) > 0) {
listener.onTaskResult(OperationEventListener.ERROR_CODE_PASTE_TO_SUB);
}
FileInfoManager fileInfoManager = getActivityInfo(activityName).getFileInfoManager();
if (fileInfoManager == null) {
LogUtils.w(TAG, "mFileInfoManagerMap.get FileInfoManager = null");
listener.onTaskResult(OperationEventListener.ERROR_CODE_UNKOWN);
return;
}
BaseAsyncTask task = null;
if (fileInfoList.size() > 0) {
switch (type) {
case FileInfoManager.PASTE_MODE_CUT:
if (isCutSamePath(fileInfoList, dstFolder)) {
listener.onTaskResult(OperationEventListener.ERROR_CODE_CUT_SAME_PATH);
return;
}
task =
new CutPasteFilesTask(
fileInfoManager, listener, getApplicationContext(), fileInfoList, dstFolder);
getActivityInfo(activityName).setTask(task);
task.execute();
break;
case FileInfoManager.PASTE_MODE_COPY:
task =
new CopyPasteFilesTask(
fileInfoManager, listener, getApplicationContext(), fileInfoList, dstFolder);
getActivityInfo(activityName).setTask(task);
task.execute();
break;
default:
listener.onTaskResult(OperationEventListener.ERROR_CODE_UNKOWN);
return;
}
}
}
/**
* This method does rename job by starting a new RenameTask
*
* @param activityName name of activity, which the operations attached to
* @param srcFile information of certain file, which needs to be renamed
* @param dstFile information of new file after rename
* @param listener listener of RenameTask
*/
public void rename(
String activityName, FileInfo srcFile, FileInfo dstFile, OperationEventListener listener) {
LogUtils.d(TAG, " rename Start,activityName = " + activityName);
if (isBusy(activityName)) {
listener.onTaskResult(OperationEventListener.ERROR_CODE_BUSY);
} else {
FileInfoManager fileInfoManager = getActivityInfo(activityName).getFileInfoManager();
int filterType = getActivityInfo(activityName).getFilterType();
if (fileInfoManager != null) {
BaseAsyncTask task =
new RenameTask(fileInfoManager, listener, this, srcFile, dstFile, filterType);
getActivityInfo(activityName).setTask(task);
task.execute();
}
}
}
/**
* This method do search job by starting a new search task
*
* @param activityName name of activity which starts the search
* @param searchName the search target
* @param path the path to limit the search in
* @param operationEvent the listener corresponds to this search task
*/
public void search(
String activityName, String searchName, String path, OperationEventListener operationEvent) {
LogUtils.d(
TAG,
"search, activityName = "
+ activityName
+ ",searchName = "
+ searchName
+ ",path = "
+ path);
if (isBusy(activityName)) {
cancel(activityName);
// operationEvent.onTaskResult(OperationEventListener.ERROR_CODE_BUSY);
} else {
FileInfoManager fileInfoManager = getActivityInfo(activityName).getFileInfoManager();
if (fileInfoManager != null) {
BaseAsyncTask task =
new SearchTask(fileInfoManager, operationEvent, searchName, path, getContentResolver());
getActivityInfo(activityName).setTask(task);
task.execute();
}
}
}