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JaVers - object auditing and diff framework for Java

There is a newer version: 7.6.1

package org.javers.core.metamodel.type;

import java.util.Collections;
import java.util.List;
import java.util.Optional;

/**
 * ValueObject class in client's domain model.
 * 


 *
 * Has list of mutable properties but no unique identifier.
 * 


 *
 * Two ValueObjects are compared property by property.
 * 


 *
 * Example:
 *  *     class Address {
 *         private String city;
 *         private String street;
 *         private String zip;
 *         ...
 *     }
 * 
 *
 * @author bartosz walacik
 */
public class ValueObjectType extends ManagedType{
    private final boolean defaultType;

    ValueObjectType(ManagedClass valueObject){
        super(valueObject);
        this.defaultType = false;
    }

    public ValueObjectType(Class baseJavaClass, List allProperties){
        this(new ManagedClass(baseJavaClass, allProperties, Collections.emptyList()));
    }

    ValueObjectType(ManagedClass valueObject, Optional typeName, boolean isDefault) {
        super(valueObject, typeName);
        this.defaultType = isDefault;
    }

    @Override
    ValueObjectType spawn(ManagedClass managedClass, Optional typeName) {
        return new ValueObjectType(managedClass, typeName, defaultType);
    }

    @Override
    public boolean canBePrototype() {
        return !defaultType;
    }
}