preserve-emulation/ppsspp
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Add quick method to check file existence by content URI.

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Seems to speed up bringing up the pause screen slightly (checking for
save state files).
This commit is contained in:
Henrik Rydgård committed 2021-07-19 17:34:51 +02:00
1 parent 15fafe5415
commit 4f10ff9d31
4 files changed
+39 -6
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Common/File/AndroidStorage.cpp
+13
View File
@@ -14,6 +14,7 @@ static jmethodID contentUriCreateDirectory;
static jmethodID contentUriRemoveFile;
static jmethodID contentUriRenameFileTo;
static jmethodID contentUriGetFileInfo;
static jmethodID contentUriFileExists;
static jmethodID contentUriGetFreeStorageSpace;
static jmethodID filePathGetFreeStorageSpace;
@@ -38,6 +39,8 @@ void Android_RegisterStorageCallbacks(JNIEnv * env, jobject obj) {
_dbg_assert_(contentUriRenameFileTo);
contentUriGetFileInfo = env->GetMethodID(env->GetObjectClass(obj), "contentUriGetFileInfo", "(Ljava/lang/String;)Ljava/lang/String;");
_dbg_assert_(contentUriGetFileInfo);
contentUriFileExists = env->GetMethodID(env->GetObjectClass(obj), "contentUriFileExists", "(Ljava/lang/String;)Z");
_dbg_assert_(contentUriFileExists);
contentUriGetFreeStorageSpace = env->GetMethodID(env->GetObjectClass(obj), "contentUriGetFreeStorageSpace", "(Ljava/lang/String;)J");
_dbg_assert_(contentUriGetFreeStorageSpace);
filePathGetFreeStorageSpace = env->GetMethodID(env->GetObjectClass(obj), "filePathGetFreeStorageSpace", "(Ljava/lang/String;)J");
@@ -156,6 +159,16 @@ bool Android_GetFileInfo(const std::string &fileUri, File::FileInfo *fileInfo) {
return retval && fileInfo->exists;
}
bool Android_FileExists(const std::string &fileUri) {
if (!g_nativeActivity) {
return false;
}
auto env = getEnv();
jstring paramFileUri = env->NewStringUTF(fileUri.c_str());
bool exists = env->CallBooleanMethod(g_nativeActivity, contentUriFileExists, paramFileUri);
return exists;
}
std::vector<File::FileInfo> Android_ListContentUri(const std::string &path) {
if (!g_nativeActivity) {
return std::vector<File::FileInfo>();