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package org.springframework.security.oauth2.common.util;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import org.springframework.core.ConfigurableObjectInputStream;
public class SerializationUtils {
public static byte[] serialize(Object state) {
ObjectOutputStream oos = null;
try {
ByteArrayOutputStream bos = new ByteArrayOutputStream(512);
oos = new ObjectOutputStream(bos);
oos.writeObject(state);
oos.flush();
return bos.toByteArray();
}
catch (IOException e) {
throw new IllegalArgumentException(e);
}
finally {
if (oos != null) {
try {
oos.close();
}
catch (IOException e) {
// eat it
}
}
}
}
public static <T> T deserialize(byte[] byteArray) {
ObjectInputStream oip = null;
try {
oip = new ConfigurableObjectInputStream(new ByteArrayInputStream(byteArray),
Thread.currentThread().getContextClassLoader());
@SuppressWarnings("unchecked")
T result = (T) oip.readObject();
return result;
}
catch (IOException e) {
throw new IllegalArgumentException(e);
}
catch (ClassNotFoundException e) {
throw new IllegalArgumentException(e);
}
finally {
if (oip != null) {
try {
oip.close();
}
catch (IOException e) {
// eat it
}
}
}
}
}