DomainObjectUtils.java

package net.java.cargotracker.domain.shared;

// TODO Make this a CDI singleton?
public class DomainObjectUtils {

    /**
     * @param actual actual value
     * @param safe a null-safe value
     * @param <T> type
     * @return actual value, if it's not null, or safe value if the actual value
     * is null.
     */
    public static <T> T nullSafe(T actual, T safe) {
        return actual == null ? safe : actual;
    }

    // TODO wrappers for some of the commons-lang code:
    //
    // EqualsBuilder that uses sameIdentity/sameValue,
    // better validation (varargs etc) 
    /**
     * Prevent instantiation.
     */
    private DomainObjectUtils() {
    }
}