/*
* Copyright 2004-2015 the Seasar Foundation and the Others.
*
* Licensed 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.seasar.extension.jdbc.types;
import java.sql.CallableStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Time;
import java.util.Calendar;
import java.util.Date;
import java.util.Locale;
import org.seasar.extension.jdbc.ValueType;
import org.seasar.framework.exception.ParseRuntimeException;
import org.seasar.framework.util.DateConversionUtil;
import org.seasar.framework.util.TimeConversionUtil;
import org.seasar.framework.util.TimestampConversionUtil;
/**
* {@link Time}と互換性をもつ{@link Date}用の{@link ValueType}です。
*
* @author taedium
*
*/
public class DateTimeType extends TimeType {
public Object getValue(ResultSet resultSet, int index) throws SQLException {
return toDate(super.getValue(resultSet, index));
}
public Object getValue(ResultSet resultSet, String columnName)
throws SQLException {
return toDate(super.getValue(resultSet, columnName));
}
public Object getValue(CallableStatement cs, int index) throws SQLException {
return toDate(super.getValue(cs, index));
}
public Object getValue(CallableStatement cs, String parameterName)
throws SQLException {
return toDate(super.getValue(cs, parameterName));
}
/**
* {@link Date}に変換します。
*
* @param value
* 値
* @return {@link Date}
*/
protected Date toDate(Object value) {
if (value instanceof Time || value instanceof Calendar) {
return TimeConversionUtil.toTime(value);
}
try {
return DateConversionUtil.toDate(value, TimestampConversionUtil
.getPattern(Locale.getDefault()));
} catch (ParseRuntimeException e) {
return TimeConversionUtil.toTime(value);
}
}
protected Time toTime(Object value) {
Calendar base = Calendar.getInstance();
base.setTime(toDate(value));
base.set(Calendar.YEAR, 1970);
base.set(Calendar.MONTH, Calendar.JANUARY);
base.set(Calendar.DATE, 1);
return new Time(base.getTimeInMillis());
}
}