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Refactor ExtraCore

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This commit is contained in:
SerpentSpirale 2022-02-25 23:28:24 +01:00 committed by ArtDev
parent d18faffce6
commit 6fe447410c
1 changed files with 19 additions and 19 deletions
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38
app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/extra/ExtraCore.java
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@ -17,24 +17,24 @@ public final class ExtraCore {
private ExtraCore(){}
// Singleton instance
private static ExtraCore extraCoreSingleton = null;
private static ExtraCore sExtraCoreSingleton = null;
// Store the key-value pair
private final Map<String, Object> valueMap = new ConcurrentHashMap<>();
private final Map<String, Object> mValueMap = new ConcurrentHashMap<>();
// Store what each ExtraListener listen to
private final Map<String, ConcurrentLinkedQueue<WeakReference<ExtraListener>>> listenerMap = new ConcurrentHashMap<>();
private final Map<String, ConcurrentLinkedQueue<WeakReference<ExtraListener>>> mListenerMap = new ConcurrentHashMap<>();
// All public methods will pass through this one
private static ExtraCore getInstance(){
if(extraCoreSingleton == null){
if(sExtraCoreSingleton == null){
synchronized(ExtraCore.class){
if(extraCoreSingleton == null){
extraCoreSingleton = new ExtraCore();
if(sExtraCoreSingleton == null){
sExtraCoreSingleton = new ExtraCore();
}
}
}
return extraCoreSingleton;
return sExtraCoreSingleton;
}
/**
@ -45,8 +45,8 @@ public final class ExtraCore {
public static void setValue(String key, Object value){
if(value == null || key == null) return; // null values create an NPE on insertion
getInstance().valueMap.put(key, value);
ConcurrentLinkedQueue<WeakReference<ExtraListener>> extraListenerList = getInstance().listenerMap.get(key);
getInstance().mValueMap.put(key, value);
ConcurrentLinkedQueue<WeakReference<ExtraListener>> extraListenerList = getInstance().mListenerMap.get(key);
if(extraListenerList == null) return; //No listeners
for(WeakReference<ExtraListener> listener : extraListenerList){
if(listener.get() == null){
@ -63,17 +63,17 @@ public final class ExtraCore {
/** @return The value behind the key */
public static Object getValue(String key){
return getInstance().valueMap.get(key);
return getInstance().mValueMap.get(key);
}
/** Remove the key and its value from the valueMap */
public static void removeValue(String key){
getInstance().valueMap.remove(key);
getInstance().mValueMap.remove(key);
}
/** Remove all values */
public static void removeAllValues(){
getInstance().valueMap.clear();
getInstance().mValueMap.clear();
}
/**
@ -82,11 +82,11 @@ public final class ExtraCore {
* @param listener The ExtraListener to link
*/
public static void addExtraListener(String key, ExtraListener listener){
ConcurrentLinkedQueue<WeakReference<ExtraListener>> listenerList = getInstance().listenerMap.get(key);
ConcurrentLinkedQueue<WeakReference<ExtraListener>> listenerList = getInstance().mListenerMap.get(key);
// Look for new sets
if(listenerList == null){
listenerList = new ConcurrentLinkedQueue<>();
getInstance().listenerMap.put(key, listenerList);
getInstance().mListenerMap.put(key, listenerList);
}
// This is kinda naive, I should look for duplicates
@ -100,11 +100,11 @@ public final class ExtraCore {
* @param listener The ExtraListener to unlink
*/
public static void removeExtraListenerFromValue(String key, ExtraListener listener){
ConcurrentLinkedQueue<WeakReference<ExtraListener>> listenerList = getInstance().listenerMap.get(key);
ConcurrentLinkedQueue<WeakReference<ExtraListener>> listenerList = getInstance().mListenerMap.get(key);
// Look for new sets
if(listenerList == null){
listenerList = new ConcurrentLinkedQueue<>();
getInstance().listenerMap.put(key, listenerList);
getInstance().mListenerMap.put(key, listenerList);
}
// Removes all occurrences of ExtraListener and all null references
@ -122,11 +122,11 @@ public final class ExtraCore {
* @param key The key to which ExtraListener are linked
*/
public static void removeAllExtraListenersFromValue(String key){
ConcurrentLinkedQueue<WeakReference<ExtraListener>> listenerList = getInstance().listenerMap.get(key);
ConcurrentLinkedQueue<WeakReference<ExtraListener>> listenerList = getInstance().mListenerMap.get(key);
// Look for new sets
if(listenerList == null){
listenerList = new ConcurrentLinkedQueue<>();
getInstance().listenerMap.put(key, listenerList);
getInstance().mListenerMap.put(key, listenerList);
}
listenerList.clear();
@ -136,7 +136,7 @@ public final class ExtraCore {
* Remove all ExtraListeners from listening to any value
*/
public static void removeAllExtraListeners(){
getInstance().listenerMap.clear();
getInstance().mListenerMap.clear();
}
}