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* 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
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package org.apache.cayenne.dba.oracle;
import java.sql.CallableStatement;
import java.sql.ResultSet;
import java.sql.Types;
import java.util.Calendar;
import java.util.Date;
import org.apache.cayenne.access.types.UtilDateType;
/**
*/
public class OracleUtilDateType extends UtilDateType {
@Override
public Date materializeObject(CallableStatement cs, int index, int type)
throws Exception {
Date date = super.materializeObject(cs, index, type);
if (date == null || type != Types.TIME) {
return date;
} else {
return normalizeDate(date);
}
}
@Override
public Date materializeObject(ResultSet rs, int index, int type)
throws Exception {
Date date = super.materializeObject(rs, index, type);
if (date == null || type != Types.TIME) {
return date;
} else {
return normalizeDate(date);
}
}
/**
* Offsets date component to be January 1, 1970,
* since Oracle adapter returns time based on January 1, 1900.
*/
protected Date normalizeDate(Date time) {
// this may need serious optimization - Calendar is slow...
Calendar calendar = Calendar.getInstance();
calendar.setTime(time);
calendar.set(Calendar.YEAR, 1970);
calendar.set(Calendar.MONTH, 0);
calendar.set(Calendar.DAY_OF_MONTH, 1);
return calendar.getTime();
}
}