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Android: Optimize content URI exists check.

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Unknown W. Brackets 2021-12-05 19:06:18 -08:00
parent 197897979a
commit f9bab64bdf
1 changed files with 15 additions and 12 deletions
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27
Core/FileLoaders/LocalFileLoader.cpp
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@ -60,9 +60,9 @@ LocalFileLoader::LocalFileLoader(const Path &filename)
#if PPSSPP_PLATFORM(ANDROID)
if (filename.Type() == PathType::CONTENT_URI) {
int fd = Android_OpenContentUriFd(filename.ToString(), Android_OpenContentUriMode::READ);
VERBOSE_LOG(SYSTEM, "Fd %d for content URI: '%s'", fd, filename.c_str());
VERBOSE_LOG(SYSTEM, "LocalFileLoader Fd %d for content URI: '%s'", fd, filename.c_str());
if (fd < 0) {
ERROR_LOG(FILESYS, "LoadFileLoader failed to open content URI: '%s'", filename.c_str());
ERROR_LOG(FILESYS, "LocalFileLoader failed to open content URI: '%s'", filename.c_str());
return;
}
fd_ = fd;
@ -118,23 +118,26 @@ LocalFileLoader::~LocalFileLoader() {
}
bool LocalFileLoader::Exists() {
// If we couldn't open it for reading, we say it does not exist.
// If we opened it for reading, it must exist. Done.
#ifndef _WIN32
if (isOpenedByFd_) {
// As an optimization, if we already tried and failed, quickly return.
// This is used because Android Content URIs are so slow.
return fd_ != -1;
}
if (fd_ != -1 || IsDirectory()) {
if (fd_ != -1)
return true;
#else
if (handle_ != INVALID_HANDLE_VALUE || IsDirectory()) {
if (handle_ != INVALID_HANDLE_VALUE)
return true;
#endif
File::FileInfo info;
if (File::GetFileInfo(filename_, &info)) {
return info.exists;
} else {
return false;
}
File::FileInfo info;
if (File::GetFileInfo(filename_, &info)) {
return info.exists;
} else {
return false;
}
return false;
}
bool LocalFileLoader::IsDirectory() {