/**
*
*/
package com.work.common.utils;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Collection;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Set;
public final class CommonUtil
{
public static final String DATE_TIME_FORMAT = "yyyy-MM-dd HH:mm:ss";
public static final String DATE_FORMAT = "yyyy-MM-dd";
public static boolean isEmpty(List list)
{
return (list == null || list.size() == 0);
}
public static boolean isEmpty(Map map)
{
return (map == null || map.size() == 0);
}
public static boolean isEmpty(Set set)
{
return (set == null) || (set.size() == 0);
}
public static boolean isEmpty(String value)
{
return (value == null || "".equals(value.trim()));
}
public static boolean isEmpty(Object value)
{
return (value == null);
}
public static boolean isEmpty(Long value)
{
return (value == null);
}
public static boolean isEmpty(Integer value)
{
return (value == null);
}
public static boolean isEmpty(String[] arrValue)
{
return (arrValue == null || arrValue.length == 0);
}
public static boolean isEmpty(Object[] arrObject)
{
return (arrObject == null || arrObject.length == 0);
}
public static boolean isNotEmpty(List list)
{
return !isEmpty(list);
}
public static boolean isNotEmpty(Map map)
{
return !isEmpty(map);
}
public static boolean isNotEmpty(Set set)
{
return !isEmpty(set);
}
public static boolean isNotEmpty(String value)
{
return !isEmpty(value);
}
public static boolean isNotEmpty(Object value)
{
return !isEmpty(value);
}
public static boolean isNotEmpty(Long value)
{
return !isEmpty(value);
}
public static boolean isNotEmpty(Integer value)
{
return !isEmpty(value);
}
public static boolean isNotEmpty(String[] arrValue)
{
return !isEmpty(arrValue);
}
public static boolean isNotEmpty(Object[] arrObject)
{
return !isEmpty(arrObject);
}
public static boolean isNotZero(Integer aNum){
if (null == aNum || 0 == aNum) {
return false;
}else {
return true;
}
}
public static String getStringValue(Object value){
if (isEmpty(value)) {
return "";
}else {
return value.toString();
}
}
public static boolean isDate(Calendar sysDate, Date dbDate)
{
SimpleDateFormat frm = new SimpleDateFormat("yyyy-MM-dd");
String dbdateStr = frm.format(dbDate);
String sysdateStr = frm.format(sysDate.getTime());
if (sysdateStr.equals(dbdateStr))
{
return true;
}
return false;
}
// 跟系统时间对比
public static boolean lessSysDateTime(Calendar sysDate, Date dbDate)
{
if (sysDate.getTime().getTime() > dbDate.getTime())
{
return true;
}
return false;
}
// 当前时间格式为string
/**
* <一句话功能简述> <功能详细描述>
*
* @param pattern
* :"yyyyMMddHHmmss"
* @param field
* :Calendar.SECOND 按秒编移
* @param timeLapse
* ：编移数值
* @return String [返回类型说明]
* @see [类、类#方法、类#成员]
*/
public static String formatDateString(String pattern, int field, int timeLapse)
{
Calendar calendar = Calendar.getInstance();
calendar.add(field, timeLapse);
SimpleDateFormat frm = new SimpleDateFormat(pattern);
String dateStr = frm.format(calendar.getTime());
return dateStr;
}
/**
* <一句话功能简述> <功能详细描述>
*
* @param pattern
* :"yyyyMMddHHmmss"
* @param date
* : 日期
* @return String [返回类型说明]
* @see [类、类#方法、类#成员]
*/
public static String dateString(String pattern, Date date)
{
SimpleDateFormat frm = new SimpleDateFormat(pattern);
String dateStr = frm.format(date.getTime());
return dateStr;
}
// /**
// * 获取资源文件的名称
// *
// * @param key
// * @return
// */
// public static String getRecourceMessageByKey(String key)
// {
// return IepgCfg.getErrCodeCfg().getErrMsg(key);
// }
//
// public static String getMsg(String key)
// {
// return IepgCfg.getErrCodeCfg().getErrMsg(key);
// }
/**
* MD5 加密
*/
public static String getMD5Str(String str)
{
MessageDigest messageDigest = null;
try
{
messageDigest = MessageDigest.getInstance("MD5");
messageDigest.reset();
messageDigest.update(str.getBytes("UTF-8"));
}
catch (NoSuchAlgorithmException e)
{
return "";
}
catch (UnsupportedEncodingException e)
{
return "";
}
byte[] byteArray = messageDigest.digest();
StringBuffer md5StrBuff = new StringBuffer();
for (int i = 0; i < byteArray.length; i++)
{
if (Integer.toHexString(0xFF & byteArray[i]).length() == 1)
md5StrBuff.append("0").append(Integer.toHexString(0xFF & byteArray[i]));
else
md5StrBuff.append(Integer.toHexString(0xFF & byteArray[i]));
}
return md5StrBuff.toString();
}
/**
* webservice获取sessionId方法
*
* @param context
* @return [参数说明]
*
* @return String [返回类型说明]
* @exception throws [违例类型] [违例说明]
* @see [类、类#方法、类#成员]
*/
// public static String getSessionId(WebServiceContext context){
// // MessageContext ctx = context.getMessageContext();
// // HttpServletRequest request = (HttpServletRequest)
// // ctx.get(AbstractHTTPDestination.HTTP_REQUEST);
// HttpServletRequest request = ServletActionContext.getRequest();
// HttpSession session = request.getSession();
// return session.getId();
// }
/**
* 判断传输的分页参数和页码是否同时为空
*
* @param allData
* @param page
* @return [参数说明]
*
* @return boolean [返回类型说明]
* @exception throws [违例类型] [违例说明]
* @see [类、类#方法、类#成员]
*/
public static boolean pageParmsIsEmpty(String allData, String page)
{
if (isEmpty(allData) && isEmpty(page))
{
return true;
}
return false;
}
/**
* 判断传入的参数是否为整数
*
* @param str
* @return [参数说明]
*
* @return boolean [返回类型说明]
* @exception throws [违例类型] [违例说明]
* @see [类、类#方法、类#成员]
*/
public static boolean isInt(String str)
{
try
{
new Integer(str);
return true;
}
catch (Exception e)
{
return false;
}
}
public static boolean isLong(String str)
{
try
{
new Long(str);
return true;
}
catch (Exception e)
{
return false;
}
}
public static String datetostring24(Long date)
{
return dateString("yyyy-MM-dd HH:mm:ss", new Date(date));
}
/**
* <一句话功能简述> 英文双引号转为中文双引号
*
* @param paramString
* @return String []
* @see [类、类#方法、类#成员]
*/
public static String enStringToZhString(String paramString)
{
return paramString.replaceAll("\"", "”");
}
/**
* 最大长度输入6个字符
* 先转换成URLEncoder：%E8%B6%8A%E5%85%89%E5%AE%9D%E7%9B%92
* 再替换%为-
* 输出格式：-E8-B6-8A-E5-85-89-E5-AE-9D-E7-9B-92
* @param resourceName
* @return
*/
public static String getCurrURLEncoder(String resourceName){
try {//临时转码:中山标清中间件不认中文 及%, by 903702
if (resourceName.length()>6){
resourceName = resourceName.substring(6)+"...";//最大6�
基于ssm+mysql关联规则的计算机类考研院校推荐系统源码数据库.zip
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基于ssm+mysql关联规则的计算机类考研院校推荐系统源码数据库.zip （475个子文件） 
PcPersonalController.class 13KB CommonUtil.class 12KB PcIndexController.class 12KB PcLoginController.class 8KB ImageUploadController.class 7KB PcActionController.class 7KB Apriori.class 7KB ManagerLoginController.class 6KB NavigationTag.class 5KB NoticeController.class 4KB AdverController.class 4KB JsonUtil.class 4KB BannerController.class 4KB BaseUtil.class 4KB Work.class 4KB UserController.class 4KB User.class 4KB Chat.class 4KB Page.class 3KB ForumReplyController.class 3KB MailboxController.class 3KB ChatController.class 3KB LoginInterceptor.class 3KB ForumController.class 3KB WorkController.class 3KB Forum.class 3KB SystemUpsetController.class 3KB ForumReply.class 3KB SystemUpset.class 3KB CollectController.class 3KB MD5Util.class 2KB Banner.class 2KB Notice.class 2KB Adver.class 2KB ChatServiceImpl.class 2KB Mailbox.class 2KB UserServiceImpl.class 2KB ForumReplyServiceImpl.class 2KB CollectServiceImpl.class 2KB MailboxServiceImpl.class 2KB Collect.class 2KB NoticeServiceImpl.class 2KB AdverServiceImpl.class 2KB BannerServiceImpl.class 2KB ForumServiceImpl.class 2KB WorkServiceImpl.class 1KB SystemUpsetServiceImpl.class 1KB ChatMapper.class 1KB QueryVo.class 1000B ForumReplyMapper.class 924B SystemUpsetMapper.class 920B UserMapper.class 896B CollectMapper.class 862B MailboxMapper.class 860B NoticeMapper.class 845B AdverMapper.class 830B BannerMapper.class 793B ForumMapper.class 784B ChatService.class 772B WorkMapper.class 765B ForumReplyService.class 674B UserService.class 635B CollectService.class 620B MailboxService.class 618B NoticeService.class 604B AdverService.class 590B BannerService.class 570B ForumService.class 557B SystemUpsetService.class 555B WorkService.class 544B .classpath 4KB org.eclipse.wst.common.component 488B org.eclipse.wst.jsdt.ui.superType.container 49B layui.css 58KB font-awesome.css 37KB font-awesome.min.css 30KB layer.css 14KB index.css 11KB layui.mobile.css 10KB forum.css 8KB laydate.css 7KB personal_centre.css 4KB header.css 4KB find_forum.css 3KB my_notice.css 3KB find_work.css 3KB chat.css 3KB notice.css 2KB my_forum.css 2KB my_work.css 2KB my_collect.css 2KB register.css 2KB login.css 2KB publish_work.css 2KB mailbox.css 2KB get_password.css 2KB forget_password.css 2KB user_data.css 1KB set_password.css 1KB personal_common.css 1KB共 475 条
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