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Refactor MCOptionUtils.java

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SerpentSpirale 2022-02-26 17:36:53 +01:00 committed by ArtDev
parent c68e205e4e
commit 1a708dad7e
1 changed files with 19 additions and 20 deletions
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39
app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/utils/MCOptionUtils.java
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@ -20,22 +20,21 @@ import java.util.Arrays;
import java.util.HashMap; import java.util.HashMap;
import java.util.List; import java.util.List;
public class MCOptionUtils public class MCOptionUtils {
{ private static final HashMap<String,String> sParameterMap = new HashMap<>();
private static final HashMap<String,String> parameterMap = new HashMap<>(); private static final ArrayList<WeakReference<MCOptionListener>> sOptionListeners = new ArrayList<>();
private static final ArrayList<WeakReference<MCOptionListener>> optionListeners = new ArrayList<>(); private static FileObserver sFileObserver;
private static FileObserver fileObserver;
public interface MCOptionListener { public interface MCOptionListener {
/** Called when an option is changed. Don't know which one though */ /** Called when an option is changed. Don't know which one though */
void onOptionChanged(); void onOptionChanged();
} }
public static void load() { public static void load() {
if(fileObserver == null){ if(sFileObserver == null){
setupFileObserver(); setupFileObserver();
} }
parameterMap.clear(); sParameterMap.clear();
try { try {
BufferedReader reader = new BufferedReader(new FileReader(Tools.DIR_GAME_NEW + "/options.txt")); BufferedReader reader = new BufferedReader(new FileReader(Tools.DIR_GAME_NEW + "/options.txt"));
@ -46,7 +45,7 @@ public class MCOptionUtils
Log.w(Tools.APP_NAME, "No colon on line \""+line+"\", skipping"); Log.w(Tools.APP_NAME, "No colon on line \""+line+"\", skipping");
continue; continue;
} }
parameterMap.put(line.substring(0,firstColonIndex), line.substring(firstColonIndex+1)); sParameterMap.put(line.substring(0,firstColonIndex), line.substring(firstColonIndex+1));
} }
reader.close(); reader.close();
} catch (IOException e) { } catch (IOException e) {
@ -55,16 +54,16 @@ public class MCOptionUtils
} }
public static void set(String key, String value) { public static void set(String key, String value) {
parameterMap.put(key,value); sParameterMap.put(key,value);
} }
/** Set an array of String, instead of a simple value. Not supported on all options */ /** Set an array of String, instead of a simple value. Not supported on all options */
public static void set(String key, List<String> values){ public static void set(String key, List<String> values){
parameterMap.put(key, values.toString()); sParameterMap.put(key, values.toString());
} }
public static String get(String key){ public static String get(String key){
return parameterMap.get(key); return sParameterMap.get(key);
} }
/** @return A list of values from an array stored as a string */ /** @return A list of values from an array stored as a string */
@ -83,10 +82,10 @@ public class MCOptionUtils
public static void save() { public static void save() {
StringBuilder result = new StringBuilder(); StringBuilder result = new StringBuilder();
for(String key : parameterMap.keySet()) for(String key : sParameterMap.keySet())
result.append(key) result.append(key)
.append(':') .append(':')
.append(parameterMap.get(key)) .append(sParameterMap.get(key))
.append('\n'); .append('\n');
try { try {
@ -114,7 +113,7 @@ public class MCOptionUtils
* Listeners get notified of the change */ * Listeners get notified of the change */
private static void setupFileObserver(){ private static void setupFileObserver(){
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q){ if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q){
fileObserver = new FileObserver(new File(Tools.DIR_GAME_NEW + "/options.txt"), FileObserver.MODIFY) { sFileObserver = new FileObserver(new File(Tools.DIR_GAME_NEW + "/options.txt"), FileObserver.MODIFY) {
@Override @Override
public void onEvent(int i, @Nullable String s) { public void onEvent(int i, @Nullable String s) {
MCOptionUtils.load(); MCOptionUtils.load();
@ -122,7 +121,7 @@ public class MCOptionUtils
} }
}; };
}else{ }else{
fileObserver = new FileObserver(Tools.DIR_GAME_NEW + "/options.txt", FileObserver.MODIFY) { sFileObserver = new FileObserver(Tools.DIR_GAME_NEW + "/options.txt", FileObserver.MODIFY) {
@Override @Override
public void onEvent(int i, @Nullable String s) { public void onEvent(int i, @Nullable String s) {
MCOptionUtils.load(); MCOptionUtils.load();
@ -131,12 +130,12 @@ public class MCOptionUtils
}; };
} }
fileObserver.startWatching(); sFileObserver.startWatching();
} }
/** Notify the option listeners */ /** Notify the option listeners */
public static void notifyListeners(){ public static void notifyListeners(){
for(WeakReference<MCOptionListener> weakReference : optionListeners){ for(WeakReference<MCOptionListener> weakReference : sOptionListeners){
MCOptionListener optionListener = weakReference.get(); MCOptionListener optionListener = weakReference.get();
if(optionListener == null) continue; if(optionListener == null) continue;
@ -146,16 +145,16 @@ public class MCOptionUtils
/** Add an option listener, notice how we don't have a reference to it */ /** Add an option listener, notice how we don't have a reference to it */
public static void addMCOptionListener(MCOptionListener listener){ public static void addMCOptionListener(MCOptionListener listener){
optionListeners.add(new WeakReference<>(listener)); sOptionListeners.add(new WeakReference<>(listener));
} }
/** Remove a listener from existence, or at least, its reference here */ /** Remove a listener from existence, or at least, its reference here */
public static void removeMCOptionListener(MCOptionListener listener){ public static void removeMCOptionListener(MCOptionListener listener){
for(WeakReference<MCOptionListener> weakReference : optionListeners){ for(WeakReference<MCOptionListener> weakReference : sOptionListeners){
MCOptionListener optionListener = weakReference.get(); MCOptionListener optionListener = weakReference.get();
if(optionListener == null) continue; if(optionListener == null) continue;
if(optionListener == listener){ if(optionListener == listener){
optionListeners.remove(weakReference); sOptionListeners.remove(weakReference);
return; return;
} }
} }