Merge pull request #14447 from iterate-ch/feature/MD-18871-cache

Add option to configure if access time is reset after reading entry f…

Author: ylangisc

core/src/main/java/ch/cyberduck/core/cache/LRUCache.java

@@ -51,7 +51,11 @@ public static <Key, Value> LRUCache<Key, Value> usingLoader(final Function<Key,
     }
 
     public static <Key, Value> LRUCache<Key, Value> usingLoader(final Function<Key, Value> loader, final RemovalListener<Key, Value> listener, final long maximumSize, final long expireDuration) {
-        return new LRUCache<>(loader, listener, maximumSize, expireDuration);
+        return usingLoader(loader, listener, maximumSize, expireDuration, true);
+    }
+
+    public static <Key, Value> LRUCache<Key, Value> usingLoader(final Function<Key, Value> loader, final RemovalListener<Key, Value> listener, final long maximumSize, final long expireDuration, boolean expireAfterAccess) {
+        return new LRUCache<>(loader, listener, maximumSize, expireDuration, expireAfterAccess);
     }
 
     public static <Key, Value> LRUCache<Key, Value> build() {
@@ -71,12 +75,16 @@ public static <Key, Value> LRUCache<Key, Value> build(final RemovalListener<Key,
     }
 
     public static <Key, Value> LRUCache<Key, Value> build(final RemovalListener<Key, Value> listener, final long maximumSize, final long expireDuration) {
-        return new LRUCache<>(null, listener, maximumSize, expireDuration);
+        return build(listener, maximumSize, expireDuration, true);
+    }
+
+    public static <Key, Value> LRUCache<Key, Value> build(final RemovalListener<Key, Value> listener, final long maximumSize, final long expireDuration, boolean expireAfterAccess) {
+        return new LRUCache<>(null, listener, maximumSize, expireDuration, expireAfterAccess);
     }
 
     private final Cache<Key, Value> delegate;
 
-    private LRUCache(final Function<Key, Value> loader, final RemovalListener<Key, Value> listener, final long maximumSize, final long expireDuration) {
+    private LRUCache(final Function<Key, Value> loader, final RemovalListener<Key, Value> listener, final long maximumSize, final long expireDuration, boolean expireAfterAccess) {
         final CacheBuilder<Object, Object> builder = CacheBuilder.newBuilder();
         if(listener != null) {
             builder.removalListener(new RemovalListener<Key, Value>() {
@@ -93,7 +101,12 @@ public void onRemoval(final RemovalNotification<Key, Value> notification) {
             builder.maximumSize(maximumSize);
         }
         if(expireDuration > 0) {
-            builder.expireAfterAccess(expireDuration, TimeUnit.MILLISECONDS);
+            if(expireAfterAccess) {
+                builder.expireAfterAccess(expireDuration, TimeUnit.MILLISECONDS);
+            }
+            else {
+                builder.expireAfterWrite(expireDuration, TimeUnit.MILLISECONDS);
+            }
         }
         if(loader != null) {
             delegate = builder.build(new CacheLoader<Key, Value>() {