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samples/javaconfig/hazelcast/src/main/java/sample/ObjectStreamSerializer.java

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+/*
+ * Copyright 2014-2016 the original author or authors.
+ *
+ * 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 sample;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.OutputStream;
+
+import com.hazelcast.nio.ObjectDataInput;
+import com.hazelcast.nio.ObjectDataOutput;
+import com.hazelcast.nio.serialization.StreamSerializer;
+
+/**
+ * A {@link StreamSerializer} that uses Java serialization to persist the session. This is
+ * certainly not the most efficient way to persist sessions, but the example is intended
+ * to demonstrate using minimal dependencies. For better serialization methods try using
+ * <a href="https://github.com/EsotericSoftware/kryo">Kryo</a>.
+ *
+ * @author Rob Winch
+ *
+ */
+public class ObjectStreamSerializer implements StreamSerializer<Object> {
+	public int getTypeId() {
+		return 2;
+	}
+
+	public void write(ObjectDataOutput objectDataOutput, Object object)
+			throws IOException {
+		ObjectOutputStream out = new ObjectOutputStream((OutputStream) objectDataOutput);
+		out.writeObject(object);
+		out.flush();
+	}
+
+	public Object read(ObjectDataInput objectDataInput) throws IOException {
+		ObjectInputStream in = new ObjectInputStream((InputStream) objectDataInput);
+		try {
+			return in.readObject();
+		}
+		catch (ClassNotFoundException e) {
+			throw new IOException(e);
+		}
+	}
+
+	public void destroy() {
+	}
+
+}