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Android: Convert GameFileCache to Kotlin

This commit is contained in:
Charles Lombardo 2023-06-10 14:19:28 -04:00
parent a56ee1a62e
commit 09c2c6541d
4 changed files with 154 additions and 141 deletions
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139
Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/model/GameFileCache.java
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@ -1,139 +0,0 @@
// SPDX-License-Identifier: GPL-2.0-or-later
package org.dolphinemu.dolphinemu.model;
import androidx.annotation.Keep;
import org.dolphinemu.dolphinemu.NativeLibrary;
import org.dolphinemu.dolphinemu.features.settings.model.BooleanSetting;
import org.dolphinemu.dolphinemu.features.settings.model.Settings;
import org.dolphinemu.dolphinemu.features.settings.utils.SettingsFile;
import org.dolphinemu.dolphinemu.utils.ContentHandler;
import org.dolphinemu.dolphinemu.utils.IniFile;
import java.io.File;
import java.util.LinkedHashSet;
public class GameFileCache
{
@Keep
private long mPointer;
public GameFileCache()
{
mPointer = newGameFileCache();
}
private static native long newGameFileCache();
@Override
public native void finalize();
public static void addGameFolder(String path)
{
File dolphinFile = SettingsFile.getSettingsFile(Settings.FILE_DOLPHIN);
IniFile dolphinIni = new IniFile(dolphinFile);
LinkedHashSet<String> pathSet = getPathSet(false);
int totalISOPaths =
dolphinIni.getInt(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATHS, 0);
if (!pathSet.contains(path))
{
dolphinIni.setInt(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATHS,
totalISOPaths + 1);
dolphinIni.setString(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATH_BASE +
totalISOPaths, path);
dolphinIni.save(dolphinFile);
NativeLibrary.ReloadConfig();
}
}
private static LinkedHashSet<String> getPathSet(boolean removeNonExistentFolders)
{
File dolphinFile = SettingsFile.getSettingsFile(Settings.FILE_DOLPHIN);
IniFile dolphinIni = new IniFile(dolphinFile);
LinkedHashSet<String> pathSet = new LinkedHashSet<>();
int totalISOPaths =
dolphinIni.getInt(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATHS, 0);
for (int i = 0; i < totalISOPaths; i++)
{
String path = dolphinIni.getString(Settings.SECTION_INI_GENERAL,
SettingsFile.KEY_ISO_PATH_BASE + i, "");
if (ContentHandler.isContentUri(path) ? ContentHandler.exists(path) : new File(path).exists())
{
pathSet.add(path);
}
}
if (removeNonExistentFolders && totalISOPaths > pathSet.size())
{
int setIndex = 0;
dolphinIni.setInt(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATHS,
pathSet.size());
// One or more folders have been removed.
for (String entry : pathSet)
{
dolphinIni.setString(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATH_BASE +
setIndex, entry);
setIndex++;
}
// Delete known unnecessary keys. Ignore i values beyond totalISOPaths.
for (int i = setIndex; i < totalISOPaths; i++)
{
dolphinIni.deleteKey(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATH_BASE + i);
}
dolphinIni.save(dolphinFile);
NativeLibrary.ReloadConfig();
}
return pathSet;
}
public static String[] getAllGamePaths()
{
boolean recursiveScan = BooleanSetting.MAIN_RECURSIVE_ISO_PATHS.getBoolean();
LinkedHashSet<String> folderPathsSet = getPathSet(true);
String[] folderPaths = folderPathsSet.toArray(new String[0]);
return getAllGamePaths(folderPaths, recursiveScan);
}
public static native String[] getAllGamePaths(String[] folderPaths, boolean recursiveScan);
public synchronized native int getSize();
public synchronized native GameFile[] getAllGames();
public synchronized native GameFile addOrGet(String gamePath);
/**
* Sets the list of games to cache.
*
* Games which are in the passed-in list but not in the cache are scanned and added to the cache,
* and games which are in the cache but not in the passed-in list are removed from the cache.
*
* @return true if the cache was modified
*/
public synchronized native boolean update(String[] gamePaths);
/**
* For each game that already is in the cache, scans the folder that contains the game
* for additional metadata files (PNG/XML).
*
* @return true if the cache was modified
*/
public synchronized native boolean updateAdditionalMetadata();
public synchronized native boolean load();
public synchronized native boolean save();
}

152
Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/model/GameFileCache.kt Normal file
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@ -0,0 +1,152 @@
// SPDX-License-Identifier: GPL-2.0-or-later
package org.dolphinemu.dolphinemu.model
import androidx.annotation.Keep
import org.dolphinemu.dolphinemu.NativeLibrary
import org.dolphinemu.dolphinemu.features.settings.model.BooleanSetting
import org.dolphinemu.dolphinemu.features.settings.model.Settings
import org.dolphinemu.dolphinemu.features.settings.utils.SettingsFile
import org.dolphinemu.dolphinemu.utils.ContentHandler
import org.dolphinemu.dolphinemu.utils.IniFile
import java.io.File
class GameFileCache {
@Keep
private val pointer: Long = newGameFileCache()
external fun finalize()
@Synchronized
external fun getSize(): Int
@Synchronized
external fun getAllGames(): Array<GameFile>
@Synchronized
external fun addOrGet(gamePath: String): GameFile?
/**
* Sets the list of games to cache.
*
* Games which are in the passed-in list but not in the cache are scanned and added to the cache,
* and games which are in the cache but not in the passed-in list are removed from the cache.
*
* @return true if the cache was modified
*/
@Synchronized
external fun update(gamePaths: Array<String>): Boolean
/**
* For each game that already is in the cache, scans the folder that contains the game
* for additional metadata files (PNG/XML).
*
* @return true if the cache was modified
*/
@Synchronized
external fun updateAdditionalMetadata(): Boolean
@Synchronized
external fun load(): Boolean
@Synchronized
external fun save(): Boolean
companion object {
@JvmStatic
private external fun newGameFileCache(): Long
fun addGameFolder(path: String) {
val dolphinFile = SettingsFile.getSettingsFile(Settings.FILE_DOLPHIN)
val dolphinIni = IniFile(dolphinFile)
val pathSet = getPathSet(false)
val totalISOPaths =
dolphinIni.getInt(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATHS, 0)
if (!pathSet.contains(path)) {
dolphinIni.setInt(
Settings.SECTION_INI_GENERAL,
SettingsFile.KEY_ISO_PATHS,
totalISOPaths + 1
)
dolphinIni.setString(
Settings.SECTION_INI_GENERAL,
SettingsFile.KEY_ISO_PATH_BASE + totalISOPaths,
path
)
dolphinIni.save(dolphinFile)
NativeLibrary.ReloadConfig()
}
}
private fun getPathSet(removeNonExistentFolders: Boolean): LinkedHashSet<String> {
val dolphinFile = SettingsFile.getSettingsFile(Settings.FILE_DOLPHIN)
val dolphinIni = IniFile(dolphinFile)
val pathSet = LinkedHashSet<String>()
val totalISOPaths =
dolphinIni.getInt(Settings.SECTION_INI_GENERAL, SettingsFile.KEY_ISO_PATHS, 0)
for (i in 0 until totalISOPaths) {
val path = dolphinIni.getString(
Settings.SECTION_INI_GENERAL,
SettingsFile.KEY_ISO_PATH_BASE + i,
""
)
val pathExists = if (ContentHandler.isContentUri(path))
ContentHandler.exists(path)
else
File(path).exists()
if (pathExists) {
pathSet.add(path)
}
}
if (removeNonExistentFolders && totalISOPaths > pathSet.size) {
var setIndex = 0
dolphinIni.setInt(
Settings.SECTION_INI_GENERAL,
SettingsFile.KEY_ISO_PATHS,
pathSet.size
)
// One or more folders have been removed.
for (entry in pathSet) {
dolphinIni.setString(
Settings.SECTION_INI_GENERAL,
SettingsFile.KEY_ISO_PATH_BASE + setIndex,
entry
)
setIndex++
}
// Delete known unnecessary keys. Ignore i values beyond totalISOPaths.
for (i in setIndex until totalISOPaths) {
dolphinIni.deleteKey(
Settings.SECTION_INI_GENERAL,
SettingsFile.KEY_ISO_PATH_BASE + i
)
}
dolphinIni.save(dolphinFile)
NativeLibrary.ReloadConfig()
}
return pathSet
}
@JvmStatic
fun getAllGamePaths(): Array<String> {
val recursiveScan = BooleanSetting.MAIN_RECURSIVE_ISO_PATHS.boolean
val folderPathsSet = getPathSet(true)
val folderPaths = folderPathsSet.toTypedArray()
return getAllGamePaths(folderPaths, recursiveScan)
}
@JvmStatic
external fun getAllGamePaths(
folderPaths: Array<String>,
recursiveScan: Boolean
): Array<String>
}
}

2
Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainPresenter.kt
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@ -123,7 +123,7 @@ class MainPresenter(private val mainView: MainView, private val activity: Fragme
fun onResume() {
if (dirToAdd != null) {
GameFileCache.addGameFolder(dirToAdd)
GameFileCache.addGameFolder(dirToAdd!!)
dirToAdd = null
}

2
Source/Android/jni/AndroidCommon/IDCache.cpp
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@ -570,7 +570,7 @@ JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved)
const jclass game_file_cache_class =
env->FindClass("org/dolphinemu/dolphinemu/model/GameFileCache");
s_game_file_cache_class = reinterpret_cast<jclass>(env->NewGlobalRef(game_file_cache_class));
s_game_file_cache_pointer = env->GetFieldID(game_file_cache_class, "mPointer", "J");
s_game_file_cache_pointer = env->GetFieldID(game_file_cache_class, "pointer", "J");
env->DeleteLocalRef(game_file_cache_class);
const jclass analytics_class = env->FindClass("org/dolphinemu/dolphinemu/utils/Analytics");