Java tutorial
/* * Copyright 2005-2013 shopxx.net. All rights reserved. * Support: http://www.shopxx.net * License: http://www.shopxx.net/license */ package com.wedian.site.common.web; import java.beans.PropertyEditorSupport; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; import com.wedian.site.common.utils.CommonAttributes; import org.apache.commons.lang3.time.DateUtils; /** * ? * * @author wanliang * @version 3.0 */ public class DateEditor extends PropertyEditorSupport { /** ? */ private static final String DEFAULT_DATE_FORMAT = "yyyy-MM-dd HH:mm:ss"; /** ??null */ private boolean emptyAsNull; /** ? */ private String dateFormat = DEFAULT_DATE_FORMAT; /** * @param emptyAsNull * ??null */ public DateEditor(boolean emptyAsNull) { this.emptyAsNull = emptyAsNull; } /** * @param emptyAsNull * ??null * @param dateFormat * ? */ public DateEditor(boolean emptyAsNull, String dateFormat) { this.emptyAsNull = emptyAsNull; this.dateFormat = dateFormat; } /** * ? * * @return */ @Override public String getAsText() { Date value = (Date) getValue(); return value != null ? new SimpleDateFormat(dateFormat).format(value) : ""; } /** * * * @param text * */ @Override public void setAsText(String text) { if (text == null) { setValue(null); } else { String value = text.trim(); if (emptyAsNull && "".equals(value)) { setValue(null); } else { try { setValue(DateUtils.parseDate(value, CommonAttributes.DATE_PATTERNS)); } catch (ParseException e) { setValue(null); } } } } }