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/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or .
 */
package org.hibernate.type.descriptor.sql.spi;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;

import org.hibernate.sql.AbstractJdbcValueBinder;
import org.hibernate.sql.AbstractJdbcValueExtractor;
import org.hibernate.sql.JdbcValueBinder;
import org.hibernate.sql.JdbcValueExtractor;
import org.hibernate.sql.exec.spi.ExecutionContext;
import org.hibernate.type.descriptor.java.spi.BasicJavaDescriptor;
import org.hibernate.type.descriptor.java.spi.JavaTypeDescriptor;
import org.hibernate.type.descriptor.sql.internal.JdbcLiteralFormatterNumericData;
import org.hibernate.type.spi.TypeConfiguration;

/**
 * Descriptor for {@link Types#SMALLINT SMALLINT} handling.
 *
 * @author Steve Ebersole
 */
public class SmallIntSqlDescriptor extends AbstractTemplateSqlTypeDescriptor {
	public static final SmallIntSqlDescriptor INSTANCE = new SmallIntSqlDescriptor();

	public SmallIntSqlDescriptor() {
	}

	@Override
	public int getJdbcTypeCode() {
		return Types.SMALLINT;
	}

	@Override
	public boolean canBeRemapped() {
		return true;
	}

	@Override
	public  BasicJavaDescriptor getJdbcRecommendedJavaTypeMapping(TypeConfiguration typeConfiguration) {
		return (BasicJavaDescriptor) typeConfiguration.getJavaTypeDescriptorRegistry().getDescriptor( Short.class );
	}

	@Override
	@SuppressWarnings("unchecked")
	public  JdbcLiteralFormatter getJdbcLiteralFormatter(JavaTypeDescriptor javaTypeDescriptor) {
		return new JdbcLiteralFormatterNumericData( javaTypeDescriptor, Short.class );
	}

	@Override
	protected  JdbcValueBinder createBinder(
			BasicJavaDescriptor javaTypeDescriptor,
			TypeConfiguration typeConfiguration) {
		return new AbstractJdbcValueBinder( javaTypeDescriptor, this ) {
			@Override
			protected void doBind(
					PreparedStatement st,
					int index, X value,
					ExecutionContext executionContext) throws SQLException {
				st.setShort(
						index,
						javaTypeDescriptor.unwrap( value, Short.class, executionContext.getSession() )
				);
			}

			@Override
			protected void doBind(
					CallableStatement st,
					String name, X value,
					ExecutionContext executionContext)
					throws SQLException {
				st.setShort(
						name,
						javaTypeDescriptor.unwrap( value, Short.class, executionContext.getSession() )
				);
			}
		};
	}

	@Override
	protected  JdbcValueExtractor createExtractor(
			BasicJavaDescriptor javaTypeDescriptor,
			TypeConfiguration typeConfiguration) {
		return new AbstractJdbcValueExtractor( javaTypeDescriptor, this ) {
			@Override
			protected X doExtract(
					ResultSet rs,
					int position,
					ExecutionContext executionContext) throws SQLException {
				return javaTypeDescriptor.wrap( rs.getShort( position ), executionContext.getSession() );
			}

			@Override
			protected X doExtract(
					CallableStatement statement,
					int position,
					ExecutionContext executionContext) throws SQLException {
				return javaTypeDescriptor.wrap( statement.getShort( position ), executionContext.getSession() );
			}

			@Override
			protected X doExtract(
					CallableStatement statement,
					String name,
					ExecutionContext executionContext) throws SQLException {
				return javaTypeDescriptor.wrap( statement.getShort( name ), executionContext.getSession() );
			}
		};
	}
}