MTP: Fix problems with modification dates for folders and non-media files
Also removed an unnecessary parameter to MtpDatabase.endSendobject()
BUG: 3352142
Change-Id: I6fd812dcba4814956bc8bc1cbd6bd5c868197790
Signed-off-by: Mike Lockwood <lockwood@android.com>
diff --git a/media/java/android/media/MediaScanner.java b/media/java/android/media/MediaScanner.java
index 8929393..10c9a9a 100644
--- a/media/java/android/media/MediaScanner.java
+++ b/media/java/android/media/MediaScanner.java
@@ -1177,7 +1177,8 @@
long lastModifiedSeconds = file.lastModified() / 1000;
// always scan the file, so we can return the content://media Uri for existing files
- return mClient.doScanFile(path, mimeType, lastModifiedSeconds, file.length(),false, true);
+ return mClient.doScanFile(path, mimeType, lastModifiedSeconds, file.length(),
+ false, true);
} catch (RemoteException e) {
Log.e(TAG, "RemoteException in MediaScanner.scanFile()", e);
return null;
@@ -1185,17 +1186,30 @@
}
public void scanMtpFile(String path, String volumeName, int objectHandle, int format) {
+ initialize(volumeName);
MediaFile.MediaFileType mediaFileType = MediaFile.getFileType(path);
int fileType = (mediaFileType == null ? 0 : mediaFileType.fileType);
+ File file = new File(path);
+ long lastModifiedSeconds = file.lastModified() / 1000;
if (!MediaFile.isAudioFileType(fileType) && !MediaFile.isVideoFileType(fileType) &&
!MediaFile.isImageFileType(fileType) && !MediaFile.isPlayListFileType(fileType)) {
- // nothing to do
+
+ // no need to use the media scanner, but we need to update last modified and file size
+ ContentValues values = new ContentValues();
+ values.put(Files.FileColumns.SIZE, file.length());
+ values.put(Files.FileColumns.DATE_MODIFIED, lastModifiedSeconds);
+ try {
+ String[] whereArgs = new String[] { Integer.toString(objectHandle) };
+ mMediaProvider.update(Files.getMtpObjectsUri(volumeName), values, "_id=?",
+ whereArgs);
+ } catch (RemoteException e) {
+ Log.e(TAG, "RemoteException in scanMtpFile", e);
+ }
return;
}
mMtpObjectHandle = objectHandle;
- initialize(volumeName);
try {
if (MediaFile.isPlayListFileType(fileType)) {
// build file cache so we can look up tracks in the playlist
@@ -1213,11 +1227,6 @@
// MTP will create a file entry for us so we don't want to do it in prescan
prescan(path, false);
- File file = new File(path);
-
- // lastModified is in milliseconds on Files.
- long lastModifiedSeconds = file.lastModified() / 1000;
-
// always scan the file, so we can return the content://media Uri for existing files
mClient.doScanFile(path, mediaFileType.mimeType, lastModifiedSeconds, file.length(),
(format == MtpConstants.FORMAT_ASSOCIATION), true);
diff --git a/media/java/android/mtp/MtpDatabase.java b/media/java/android/mtp/MtpDatabase.java
index ac476ff..d348e8b 100644
--- a/media/java/android/mtp/MtpDatabase.java
+++ b/media/java/android/mtp/MtpDatabase.java
@@ -185,7 +185,7 @@
}
}
- private void endSendObject(String path, int handle, int format, long actualSize, boolean succeeded) {
+ private void endSendObject(String path, int handle, int format, boolean succeeded) {
if (succeeded) {
// handle abstract playlists separately
// they do not exist in the file system so don't use the media scanner here
@@ -208,18 +208,6 @@
Log.e(TAG, "RemoteException in endSendObject", e);
}
} else {
- if (actualSize >= 0) {
- // update size if necessary
- ContentValues values = new ContentValues();
- values.put(Files.FileColumns.SIZE, actualSize);
- try {
- String[] whereArgs = new String[] { Integer.toString(handle) };
- mMediaProvider.update(mObjectsUri, values, ID_WHERE, whereArgs);
- } catch (RemoteException e) {
- Log.e(TAG, "RemoteException in mMediaProvider.update", e);
- }
- }
-
mMediaScanner.scanMtpFile(path, mVolumeName, handle, format);
}
} else {
diff --git a/media/jni/android_mtp_MtpDatabase.cpp b/media/jni/android_mtp_MtpDatabase.cpp
index 8f9b8a2..9abf6a2 100644
--- a/media/jni/android_mtp_MtpDatabase.cpp
+++ b/media/jni/android_mtp_MtpDatabase.cpp
@@ -99,7 +99,6 @@
virtual void endSendObject(const char* path,
MtpObjectHandle handle,
MtpObjectFormat format,
- int64_t actualSize,
bool succeeded);
virtual MtpObjectHandleList* getObjectList(MtpStorageID storageID,
@@ -236,11 +235,11 @@
}
void MyMtpDatabase::endSendObject(const char* path, MtpObjectHandle handle,
- MtpObjectFormat format, int64_t actualSize, bool succeeded) {
+ MtpObjectFormat format, bool succeeded) {
JNIEnv* env = AndroidRuntime::getJNIEnv();
jstring pathStr = env->NewStringUTF(path);
env->CallVoidMethod(mDatabase, method_endSendObject, pathStr,
- (jint)handle, (jint)format, (jlong)actualSize, (jboolean)succeeded);
+ (jint)handle, (jint)format, (jboolean)succeeded);
if (pathStr)
env->DeleteLocalRef(pathStr);
@@ -1094,7 +1093,7 @@
LOGE("Can't find beginSendObject");
return -1;
}
- method_endSendObject = env->GetMethodID(clazz, "endSendObject", "(Ljava/lang/String;IIJZ)V");
+ method_endSendObject = env->GetMethodID(clazz, "endSendObject", "(Ljava/lang/String;IIZ)V");
if (method_endSendObject == NULL) {
LOGE("Can't find endSendObject");
return -1;
diff --git a/media/mtp/MtpDatabase.h b/media/mtp/MtpDatabase.h
index 6dcb931..4d9a1ae 100644
--- a/media/mtp/MtpDatabase.h
+++ b/media/mtp/MtpDatabase.h
@@ -42,7 +42,6 @@
virtual void endSendObject(const char* path,
MtpObjectHandle handle,
MtpObjectFormat format,
- int64_t size,
bool succeeded) = 0;
virtual MtpObjectHandleList* getObjectList(MtpStorageID storageID,
diff --git a/media/mtp/MtpServer.cpp b/media/mtp/MtpServer.cpp
index 236cd0a..b1bd145 100644
--- a/media/mtp/MtpServer.cpp
+++ b/media/mtp/MtpServer.cpp
@@ -700,6 +700,9 @@
if (ret && ret != -EEXIST)
return MTP_RESPONSE_GENERAL_ERROR;
chown((const char *)path, getuid(), mFileGroup);
+
+ // SendObject does not get sent for directories, so call endSendObject here instead
+ mDatabase->endSendObject(path, handle, MTP_FORMAT_ASSOCIATION, MTP_RESPONSE_OK);
} else {
mSendObjectFilePath = path;
// save the handle for the SendObject call, which should follow
@@ -718,7 +721,6 @@
MtpResponseCode result = MTP_RESPONSE_OK;
mode_t mask;
int ret;
- uint64_t actualSize = -1;
if (mSendObjectHandle == kInvalidObjectHandle) {
LOGE("Expected SendObjectInfo before SendObject");
@@ -761,18 +763,11 @@
result = MTP_RESPONSE_TRANSACTION_CANCELLED;
else
result = MTP_RESPONSE_GENERAL_ERROR;
- } else if (mSendObjectFileSize == 0xFFFFFFFF) {
- // actual size is likely > 4 gig so stat the file to compute actual length
- struct stat s;
- if (lstat(mSendObjectFilePath, &s) == 0) {
- actualSize = s.st_size;
- LOGD("actualSize: %lld\n", actualSize);
- }
}
done:
mDatabase->endSendObject(mSendObjectFilePath, mSendObjectHandle, mSendObjectFormat,
- actualSize, result == MTP_RESPONSE_OK);
+ result == MTP_RESPONSE_OK);
mSendObjectHandle = kInvalidObjectHandle;
mSendObjectFormat = 0;
return result;