Format.java
上传用户:yuyunping
上传日期:2013-03-21
资源大小:1844k
文件大小:4k
- package net.acai.util;
- /**
- * Title: 清清网络
- * Description:
- * Copyright: Copyright (c) 2002
- * Company: www.SuperSpace.com
- * @author: SuperSpace
- * @version 1.0
- */
- import net.acai.util.*;
- import java.text.SimpleDateFormat;
- import java.text.*;
- import java.util.Date;
- /**
- * Title: 清清网络
- * Description:
- * Copyright: Copyright (c) 2002
- * Company: 211.68.39.120、webcpu.51.net
- * @author SuperSpace
- * @version 1.0
- */
- public class Format {
- public static String getDateTime()
- {
- SimpleDateFormat formatter=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
- java.util.Date Now=new java.util.Date();
- String NDate=formatter.format(Now);
- return NDate;
- }
- public static String getStrDate(String DateString){
- return DateString.substring(0,10);
- }
-
- public static String getStrDateTime(){
- return StringUtils.replace(StringUtils.replace(StringUtils.replace(getDateTime(),":",""),"-","")," ","");
- }
- public static boolean compareTo(String last,String now){
- try{
- DateFormat formatter=DateFormat.getDateInstance();
- Date temp1=formatter.parse(last);
- Date temp2=formatter.parse(now);
- if(temp1.after(temp2))
- return false;
- else if(temp1.before(temp2))
- return true;
- }
- catch(ParseException e)
- {
- e.printStackTrace();
- }
- return false;
- }
- /**
- * 字符串替换,将 source 中的 oldString 全部换成 newString
- *
- * @param source 源字符串
- * @param oldString 老的字符串
- * @param newString 新的字符串
- * @return 替换后的字符串
- */
- public static String Replace(String source, String oldString, String newString) {
- StringBuffer output = new StringBuffer();
- int lengthOfSource = source.length(); // 源字符串长度
- int lengthOfOld = oldString.length(); // 老字符串长度
- int posStart = 0; // 开始搜索位置
- int pos; // 搜索到老字符串的位置
- while ((pos = source.indexOf(oldString, posStart)) >= 0) {
- output.append(source.substring(posStart, pos));
- output.append(newString);
- posStart = pos + lengthOfOld;
- }
- if (posStart < lengthOfSource) {
- output.append(source.substring(posStart));
- }
- return output.toString();
- }
- /*
- public static String ReplaceIgnoreCase(String source, String oldString, String newString) {
- }
- */
- /**
- * 将字符串格式化成 HTML 代码输出
- * 只转换特殊字符,适合于 HTML 中的表单区域
- *
- * @param str 要格式化的字符串
- * @return 格式化后的字符串
- */
- public static String toHtmlInput(String str) {
- if (str == null) return null;
- String html = new String(str);
- html = Replace(html, "&", "&");
- html = Replace(html, "<", "<");
- html = Replace(html, ">", ">");
- return html;
- }
- /**
- * 将字符串格式化成 HTML 代码输出
- * 除普通特殊字符外,还对空格、制表符和换行进行转换,
- * 以将内容格式化输出,
- * 适合于 HTML 中的显示输出
- *
- * @param str 要格式化的字符串
- * @return 格式化后的字符串
- */
- public static String toHtml(String str) {
- if (str == null) return null;
- String html = new String(str);
- html = toHtmlInput(html);
- html = Replace(html, "rn", "n");
- html = Replace(html, "n", "<br>n");
- html = Replace(html, "t", " ");
- html = Replace(html, " ", " ");
- return html;
- }
- /**
- * 将普通字符串格式化成数据库认可的字符串格式
- *
- * @param str 要格式化的字符串
- * @return 合法的数据库字符串
- */
- public static String toSql(String str) {
- String sql = new String(str);
- return Replace(sql, "'", "''");
- }
- /*
- public static void main(String[] args) {
- String s = "<html> ddd";
- Format f = new Format();
- }
- */
- }