Files
spring-session/samples/javaconfig/hazelcast/src/main/java/sample/ObjectStreamSerializer.java
2017-10-27 09:59:55 +02:00

68 lines
1.9 KiB
Java

/*
* 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> {
@Override
public int getTypeId() {
return 2;
}
@Override
public void write(ObjectDataOutput objectDataOutput, Object object)
throws IOException {
ObjectOutputStream out = new ObjectOutputStream((OutputStream) objectDataOutput);
out.writeObject(object);
out.flush();
}
@Override
public Object read(ObjectDataInput objectDataInput) throws IOException {
ObjectInputStream in = new ObjectInputStream((InputStream) objectDataInput);
try {
return in.readObject();
}
catch (ClassNotFoundException e) {
throw new IOException(e);
}
}
@Override
public void destroy() {
}
}