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package com.vaadin.tests;
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 junit.framework.TestCase;
import com.vaadin.data.Item;
import com.vaadin.data.util.IndexedContainer;
import com.vaadin.data.util.MethodProperty;
import com.vaadin.ui.Form;
public class TestSerialization extends TestCase {
public void testForm() throws Exception {
Form f = new Form();
String propertyId = "My property";
f.addItemProperty(propertyId, new MethodProperty(new Data(),
"dummyGetterAndSetter"));
f.replaceWithSelect(propertyId, new Object[] { "a", "b", null },
new String[] { "Item a", "ITem b", "Null item" });
serializeAndDeserialize(f);
}
public void testIndedexContainerItemIds() throws Exception {
IndexedContainer ic = new IndexedContainer();
ic.addContainerProperty("prop1", String.class, null);
Object id = ic.addItem();
ic.getItem(id).getItemProperty("prop1").setValue("1");
Item item2 = ic.addItem("item2");
item2.getItemProperty("prop1").setValue("2");
serializeAndDeserialize(ic);
}
public void testMethodPropertyGetter() throws Exception {
MethodProperty mp = new MethodProperty(new Data(), "dummyGetter");
serializeAndDeserialize(mp);
}
public void testMethodPropertyGetterAndSetter() throws Exception {
MethodProperty mp = new MethodProperty(new Data(),
"dummyGetterAndSetter");
serializeAndDeserialize(mp);
}
public void testMethodPropertyInt() throws Exception {
MethodProperty mp = new MethodProperty(new Data(), "dummyInt");
serializeAndDeserialize(mp);
}
private static void serializeAndDeserialize(Serializable 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));
Serializable s2 = (Serializable) in.readObject();
if (s.equals(s2)) {
System.out.println(s + " equals " + s2);
} else {
System.out.println(s + " does NOT equal " + s2);
}
}
public static class Data implements Serializable {
private String dummyGetter;
private String dummyGetterAndSetter;
private int dummyInt;
public String getDummyGetterAndSetter() {
return dummyGetterAndSetter;
}
public void setDummyGetterAndSetter(String dummyGetterAndSetter) {
this.dummyGetterAndSetter = dummyGetterAndSetter;
}
public int getDummyInt() {
return dummyInt;
}
public void setDummyInt(int dummyInt) {
this.dummyInt = dummyInt;
}
public String getDummyGetter() {
return dummyGetter;
}
}
}
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