--- /dev/null
+/*
+ * Copyright 2014-present Open Networking Foundation
+ *
+ * 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 io.atomix.utils.serializer;
+
+class KryoOutputPool extends KryoIOPool<ByteArrayOutput> {
+
+ private static final int MAX_BUFFER_SIZE = 768 * 1024;
+ static final int MAX_POOLED_BUFFER_SIZE = 512 * 1024;
+
+ @Override
+ protected ByteArrayOutput create(int bufferSize) {
+ return new ByteArrayOutput(bufferSize, MAX_BUFFER_SIZE, new BufferAwareByteArrayOutputStream(bufferSize));
+ }
+
+ @Override
+ protected boolean recycle(ByteArrayOutput output) {
+ if (output.getByteArrayOutputStream().getBufferSize() < MAX_POOLED_BUFFER_SIZE) {
+ output.getByteArrayOutputStream().reset();
+ output.clear();
+ return true;
+ }
+ return false; // discard
+ }
+}