com.landawn.abacus.type.CalendarType Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of abacus-common Show documentation
Show all versions of abacus-common Show documentation
A general programming library in Java/Android. It's easy to learn and simple to use with concise and powerful APIs.
/*
* Copyright (C) 2015 HaiYang Li
*
* 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 com.landawn.abacus.type;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.util.Calendar;
import com.landawn.abacus.util.DateUtil;
import com.landawn.abacus.util.N;
/**
*
* @author Haiyang Li
* @since 0.8
*/
public class CalendarType extends AbstractCalendarType {
public static final String CALENDAR = Calendar.class.getSimpleName();
CalendarType() {
super(CALENDAR);
}
CalendarType(String typeName) {
super(typeName);
}
/**
*
*
* @return
*/
@Override
public Class clazz() {
return Calendar.class;
}
/**
*
* @param obj
* @return
*/
@Override
public Calendar valueOf(final Object obj) {
if (obj instanceof Number) {
return DateUtil.createCalendar(((Number) obj).longValue());
} else if (obj instanceof java.util.Date) {
return DateUtil.createCalendar((java.util.Date) obj);
} else if (obj instanceof Calendar) {
return DateUtil.createCalendar((Calendar) obj);
}
return obj == null ? null : valueOf(N.stringOf(obj));
}
/**
*
* @param str
* @return
*/
@Override
public Calendar valueOf(String str) {
return N.isNullOrEmpty(str) ? null : (N.equals(str, SYS_TIME) ? DateUtil.currentCalendar() : DateUtil.parseCalendar(str));
}
/**
*
* @param cbuf
* @param offset
* @param len
* @return
*/
@Override
public Calendar valueOf(char[] cbuf, int offset, int len) {
if ((cbuf == null) || (len == 0)) {
return null;
}
if (cbuf[offset + 4] != '-') {
try {
return DateUtil.createCalendar(parseLong(cbuf, offset, len));
} catch (NumberFormatException e) {
// ignore;
}
}
return valueOf(String.valueOf(cbuf, offset, len));
}
/**
*
* @param rs
* @param columnIndex
* @return
* @throws SQLException the SQL exception
*/
@Override
public Calendar get(ResultSet rs, int columnIndex) throws SQLException {
Timestamp value = rs.getTimestamp(columnIndex);
return (value == null) ? null : DateUtil.createCalendar(value);
}
/**
*
* @param rs
* @param columnLabel
* @return
* @throws SQLException the SQL exception
*/
@Override
public Calendar get(ResultSet rs, String columnLabel) throws SQLException {
Timestamp value = rs.getTimestamp(columnLabel);
return (value == null) ? null : DateUtil.createCalendar(value);
}
}