Fix thumb load

app/src/main/java/com/hippo/conaco/ValueCache.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.hippo.conaco;
+
+import androidx.annotation.NonNull;
+
+import com.hippo.beerbelly.BeerBelly;
+import com.hippo.streampipe.InputStreamPipe;
+
+import java.io.OutputStream;
+
+class ValueCache<V> extends BeerBelly<V> {
+
+    private final ValueHelper<V> mHelper;
+
+    public ValueCache(BeerBelly.BeerBellyParams params, ValueHelper<V> helper) {
+        super(params);
+        mHelper = helper;
+    }
+
+    @Override
+    protected int sizeOf(String key, V value) {
+        return mHelper.sizeOf(key, value);
+    }
+
+    @Override
+    protected void memoryEntryAdded(V value) {
+        mHelper.onAddToMemoryCache(value);
+    }
+
+    @Override
+    protected void memoryEntryRemoved(boolean evicted, String key, V oldValue, V newValue) {
+        if (oldValue != null) {
+            mHelper.onRemoveFromMemoryCache(key, oldValue);
+        }
+    }
+
+    @Override
+    protected V read(@NonNull InputStreamPipe isPipe) {
+        return mHelper.decode(isPipe);
+    }
+
+    @Override
+    protected boolean write(OutputStream os, V value) {
+        throw new UnsupportedOperationException("Not support write object");
+    }
+}