Do not leak Kryo from atomix.storage

[controller.git] / third-party / atomix / storage / src / main / java / io / atomix / utils / serializer / EntrySerializer.java

diff --git a/third-party/atomix/storage/src/main/java/io/atomix/utils/serializer/EntrySerializer.java b/third-party/atomix/storage/src/main/java/io/atomix/utils/serializer/EntrySerializer.java
new file mode 100644 (file)
index 0000000..f025804
--- /dev/null
+++ b/third-party/atomix/storage/src/main/java/io/atomix/utils/serializer/EntrySerializer.java
@@ -0,0 +1,55 @@
+/*
+ * Copyright 2023 PANTHEON.tech, s.r.o.
+ *
+ * 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;
+
+import static java.util.Objects.requireNonNull;
+
+import com.esotericsoftware.kryo.Kryo;
+import com.esotericsoftware.kryo.KryoException;
+import com.esotericsoftware.kryo.Serializer;
+import com.esotericsoftware.kryo.io.Input;
+import com.esotericsoftware.kryo.io.Output;
+import com.esotericsoftware.kryo.serializers.JavaSerializer;
+import io.atomix.storage.journal.JournalSerdes.EntrySerdes;
+import java.io.IOException;
+
+final class EntrySerializer<T> extends Serializer<T> {
+    // Note: uses identity to create things in Kryo, hence we want an instance for every serdes we wrap
+    private final JavaSerializer javaSerializer = new JavaSerializer();
+    private final EntrySerdes<T> serdes;
+
+    EntrySerializer(final EntrySerdes<T> serdes) {
+        this.serdes = requireNonNull(serdes);
+    }
+
+    @Override
+    public T read(final Kryo kryo, final Input input, final Class<T> type) {
+        try {
+            return serdes.read(new KryoEntryInput(kryo, input, javaSerializer));
+        } catch (IOException e) {
+            throw new KryoException(e);
+        }
+    }
+
+    @Override
+    public void write(final Kryo kryo, final Output output, final T object) {
+        try {
+            serdes.write(new KryoEntryOutput(kryo, output, javaSerializer), object);
+        } catch (IOException e) {
+            throw new KryoException(e);
+        }
+    }
+}