TimeUtils.java

/*
 * Copyright (c) 2015, 张涛.
 *
 * 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.kymjs.blog.utils;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.TimeZone;

import org.kymjs.kjframe.utils.StringUtils;

public class TimeUtils {

    private final static ThreadLocal<SimpleDateFormat> dateFormater = new ThreadLocal<SimpleDateFormat>() {
        @Override
        protected SimpleDateFormat initialValue() {
            return new SimpleDateFormat("yyyy-MM-dd");
        }
    };

    public static boolean dateIsTody(String sdate) {
        Date time = null;

        if (StringUtils.isInEasternEightZones()) {
            time = StringUtils.toDate(sdate);
        } else {
            time = StringUtils.transformTime(StringUtils.toDate(sdate),
                    TimeZone.getTimeZone("GMT+08"), TimeZone.getDefault());
        }
        if (time == null) {
            return false;
        }
        String ftime = "";
        Calendar cal = Calendar.getInstance();

        // 判断是否是同一天
        String curDate = dateFormater.get().format(cal.getTime());
        String paramDate = dateFormater.get().format(time);
        return curDate.equals(paramDate);
    }
}