dealstring.java

JSP招聘系统

package XiaoYuJob.util;

import java.io.*;
/**
 * 字符串处理公用类
 */

public class DealString {

    /**
     *转换字符编码 由"iso-8859-1"西文 转换为 "GB2312"简体中文
     */
    public static String toGb(String uniStr){
       String gbStr = "";
       if(uniStr == null){
         uniStr = "";
       }
       try{
         byte[] tempByte = uniStr.getBytes("ISO8859_1");
         gbStr = new String(tempByte,"GB2312");
       }
       catch(Exception ex){
         System.out.println(ex.toString());
       }
       return gbStr;
     }
     /**
      * 把字符串转换成uincode编码
      * @param gbStr
      * @return
      */
 public static String toUni(String gbStr){
       String uniStr = "";
       if(gbStr == null){
         gbStr = "";
       }
       try{
         byte[] tempByte = gbStr.getBytes("GB2312");
         uniStr = new String(tempByte,"ISO8859_1");
       }catch(Exception ex){
       }
       return uniStr;
     }
    /**
     去掉字符串中的单引号，例如 输入a's 将输出 a1s 以便于把包含单引号的字符串插入数据库不报错
     */
    public String dbEncode(String str) {
        if (str == null) {
            str = "";
        } else {
            try {
                str = str.replace('\'', (char) 1).trim();
            } catch (Exception e) {
                System.err.print(e.getMessage());
                e.printStackTrace();
                return str;
            }
        }
        return str;
    }
}