Java Property Class

Person.java

package com.props.tests;
import java.util.Date;
import com.props.*;

public class Person {
	public final Property<Integer> id = new Property<Integer>();
	public final Property<String> firstName = new Property<String>();
	public final Property<String> lastName = new Property<String>();
	public final Property<Date> dateOfBirth = new Property<Date>();
}

PersonFixture.java

package com.props.tests;

import static org.junit.Assert.*;

import org.junit.Test;

public class PersonFixture {

	@Test
	public void testPersonGivenPropertyWhenFirstNameSetThenHasValue() {
		Person person = new Person();
		person.firstName.set("Patrick");
		assertEquals("Patrick", person.firstName.get());
	}

}

Property.java

package com.props;

public class Property<T> {
	private T value;

	public Property(){
	}
	
	public Property(T value){
		set(value);
	}
	
	public T get() {
		return value;
	}

	public void set(T value) {
		this.value = value;
	}	
}