/*****************************************************************
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
****************************************************************/
package org.apache.cayenne.dba.sqlite;
import org.apache.cayenne.access.types.ExtendedType;
import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
/**
* @since 3.0
*/
class SQLiteFloatType implements ExtendedType<Float> {
@Override
public String getClassName() {
return Float.class.getName();
}
@Override
public Float materializeObject(CallableStatement rs, int index, int type)
throws Exception {
// the driver throws an NPE on 'getFloat' if the value is null, so must read it as
// an object.
Number n = (Number) rs.getObject(index);
return n == null ? null : n.floatValue();
}
@Override
public Float materializeObject(ResultSet rs, int index, int type) throws Exception {
// the driver throws an NPE on 'getFloat' if the value is null, so must read it as
// an object.
Number n = (Number) rs.getObject(index);
return n == null ? null : n.floatValue();
}
@Override
public void setJdbcObject(
PreparedStatement st,
Float val,
int pos,
int type,
int scale) throws Exception {
if (scale != -1) {
st.setObject(pos, val, type, scale);
}
else {
st.setObject(pos, val, type);
}
}
@Override
public String toString(Float value) {
if (value == null) {
return "NULL";
}
return value.toString();
}
}