[hibernate-commits] Hibernate SVN: r15163 - core/trunk/core/src/main/java/org/hibernate/type.
Author: steve.ebersole(a)jboss.com
Date: 2008-09-09 14:46:25 -0400 (Tue, 09 Sep 2008)
New Revision: 15163
Added:
core/trunk/core/src/main/java/org/hibernate/type/NumericBooleanType.java
Log:
HHH-3471 : add NumericBooleanType
Added: core/trunk/core/src/main/java/org/hibernate/type/NumericBooleanType.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/type/NumericBooleanType.java
(rev 0)
+++ core/trunk/core/src/main/java/org/hibernate/type/NumericBooleanType.java 2008-09-09
18:46:25 UTC (rev 15163)
@@ -0,0 +1,94 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
+ * indicated by the @author tags or express copyright attribution
+ * statements applied by the authors. All third-party contributions are
+ * distributed under license by Red Hat Middleware LLC.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this distribution; if not, write to:
+ * Free Software Foundation, Inc.
+ * 51 Franklin Street, Fifth Floor
+ * Boston, MA 02110-1301 USA
+ *
+ */
+package org.hibernate.type;
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.PreparedStatement;
+import java.sql.Types;
+
+import org.hibernate.dialect.Dialect;
+
+/**
+ * Maps {@link Types#INTEGER interger} database values to boolean java values. Zero is
considered false;
+ * <tt>NULL</tt> maps to {@link #getDefaultValue()}; any other value is
considered true.
+ *
+ * @author Steve Ebersole
+ * @see #getName()
+ */
+public class NumericBooleanType extends BooleanType {
+
+ /**
+ * {@inheritDoc}
+ * <p/>
+ * This type's name is <tt>numeric_boolean</tt>
+ */
+ public String getName() {
+ return "numeric_boolean";
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Object get(ResultSet rs, String name) throws SQLException {
+ int value = rs.getInt( name );
+ if ( rs.wasNull() ) {
+ return getDefaultValue();
+ }
+ else if ( value == 0 ) {
+ return Boolean.FALSE;
+ }
+ else {
+ return Boolean.TRUE;
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public void set(PreparedStatement st, Object value, int index) throws SQLException {
+ if ( value == null ) {
+ st.setNull( index, Types.INTEGER );
+ }
+ else {
+ boolean bool = ( ( Boolean ) value ).booleanValue();
+ st.setInt( index, bool ? 1 : 0 );
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public String objectToSQLString(Object value, Dialect dialect) throws Exception {
+ return ( ( Boolean ) value ).booleanValue() ? "1" : "0";
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public int sqlType() {
+ return Types.INTEGER;
+ }
+}