Changed locking positions.

src/main/java/ca/recrown/islandsurvivalcraft/caching/Cache.java

@@ -30,11 +30,11 @@ public class Cache<K, V> {
      * @param value The value to store.
      */
     public void set(K key, V value) {
-        writeLock.lock();
-        try {
-            if (data.containsKey(key)) {
-                data.get(key).value = value;
-            } else {
+        if (data.containsKey(key)) {
+            data.get(key).value = value;
+        } else {
+            writeLock.lock();
+            try {
                 CacheValue<K, V> val = new CacheValue<>();
                 val.key = key;
                 val.value = value;
@@ -43,9 +43,9 @@ public class Cache<K, V> {
                 if (data.size() > maxSize) {
                     data.remove(usage.pop().key);
                 }
+            } finally {
+                writeLock.unlock();
             }
-        } finally {
-            writeLock.unlock();
         }
     }