ExplodingType.java

package kr.debop4j.data.ogm.test.type;

import org.hibernate.HibernateException;
import org.hibernate.engine.spi.Mapping;
import org.hibernate.ogm.datastore.spi.Tuple;
import org.hibernate.ogm.type.AbstractGenericBasicType;
import org.hibernate.ogm.type.descriptor.GridTypeDescriptor;
import org.hibernate.ogm.type.descriptor.GridValueBinder;
import org.hibernate.ogm.type.descriptor.GridValueExtractor;
import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
import org.hibernate.type.descriptor.java.UUIDTypeDescriptor;

import java.util.UUID;

/**
 * kr.debop4j.data.ogm.test.type.ExplodingType
 *
 * @author 배성혁 ( sunghyouk.bae@gmail.com )
 * @since 13. 4. 2. 오후 5:48
 */
public class ExplodingType extends AbstractGenericBasicType<UUID> {

    public static final ExplodingType INSTANCE = new ExplodingType();

    public ExplodingType() {
        super(ExplodingTypeDescriptor.INSTANCE, UUIDTypeDescriptor.INSTANCE);
    }

    @Override
    public String getName() {
        return "uuid";
    }

    @Override
    protected boolean registerUnderJavaType() {
        return true;
    }

    @Override
    public int getColumnSpan(Mapping mapping) {
        return 1;
    }

    @Override
    public String toString(UUID value) throws HibernateException {
        throw new RuntimeException("Exploding type");
    }

    @Override
    public UUID fromStringValue(String string) throws HibernateException {
        throw new RuntimeException("Exploding type");
    }

    static class ExplodingTypeDescriptor implements GridTypeDescriptor {
        public static ExplodingTypeDescriptor INSTANCE = new ExplodingTypeDescriptor();

        @Override
        public <X> GridValueBinder<X> getBinder(JavaTypeDescriptor<X> javaTypeDescriptor) {
            return new GridValueBinder<X>() {
                @Override
                public void bind(Tuple resultset, X value, String[] names) {
                    throw new RuntimeException("Exploding type");
                }
            };
        }

        @Override
        public <X> GridValueExtractor<X> getExtractor(JavaTypeDescriptor<X> javaTypeDescriptor) {
            return new GridValueExtractor<X>() {
                @Override
                public X extract(Tuple resultset, String name) {
                    throw new RuntimeException("Exploding type");
                }
            };
        }
    }
}