Custom ClassMapBuilder for deep copying using Orika mapper

IdExclusionClassMapBuilder.java

import ma.glasnost.orika.DefaultFieldMapper;
import ma.glasnost.orika.MapperFactory;
import ma.glasnost.orika.metadata.ClassMapBuilder;
import ma.glasnost.orika.metadata.ClassMapBuilderFactory;
import ma.glasnost.orika.metadata.Type;
import ma.glasnost.orika.property.PropertyResolverStrategy;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.persistence.Id;
import java.lang.reflect.Field;

public class IdExclusionClassMapBuilder<A, B> extends ClassMapBuilder{
    protected Logger logger = LoggerFactory.getLogger(this.getClass());
    protected IdExclusionClassMapBuilder(Type type, Type type2, MapperFactory mapperFactory,
                                         PropertyResolverStrategy propertyResolver,
                                         DefaultFieldMapper... defaults) {
        super(type, type2, mapperFactory, propertyResolver, defaults);
    }

    @Override
    public ClassMapBuilder byDefault(DefaultFieldMapper... withDefaults) {
        Type<?> type = getAType();
        for (Field field: type.getRawType().getDeclaredFields()){
            Id hasId = field.getAnnotation(Id.class);
            if (null != hasId) {
                fieldMap(field.getName()).exclude().add();
                break;
            }
        }
        super.byDefault(withDefaults);
        return this;
    }

    public static class Factory extends ClassMapBuilderFactory {
        @Override
        protected <A, B> ClassMapBuilder<A, B> newClassMapBuilder(Type<A> type, Type<B> type1,
                                                                  MapperFactory mapperFactory,
                                                                  PropertyResolverStrategy propertyResolverStrategy,
                                                                  DefaultFieldMapper[] defaultFieldMappers) {
            return new IdExclusionClassMapBuilder<A, B>(type, type1, mapperFactory, propertyResolverStrategy, defaultFieldMappers);
        }
    }
}