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package com.vaadin.tests.server;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import org.junit.Test;
import com.vaadin.server.AbstractJavaScriptExtension;
import com.vaadin.ui.JavaScriptFunction;
import elemental.json.JsonArray;
public class SerializationTest {
public static class JSE extends AbstractJavaScriptExtension {
{
addFunction("foo", new JavaScriptFunction() {
@Override
public void call(JsonArray arguments) {
System.out.println("Foo called");
}
});
}
}
@Test
public void testJSExtension() throws Exception {
serializeAndDeserialize(new JSE());
}
private static <S extends Serializable> S serializeAndDeserialize(S s)
throws IOException, ClassNotFoundException {
// Serialize and deserialize
ByteArrayOutputStream bs = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(bs);
out.writeObject(s);
byte[] data = bs.toByteArray();
ObjectInputStream in = new ObjectInputStream(
new ByteArrayInputStream(data));
@SuppressWarnings("unchecked")
S s2 = (S) in.readObject();
if (s.equals(s2)) {
System.out.println(s + " equals " + s2);
} else {
System.out.println(s + " does NOT equal " + s2);
}
return s2;
}
}
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