textarea中特殊字符回车换行存入数据库丢失数据的问题已解决，现把解决方法昭告天下：)
解决这两类问题的时候，必不可少的就是要有一个java类。
1
/**//*
2
* Escape.java
3 *
4 * Created on 2007年11月19日, 下午1:41
5 *
6 * To change this template, choose Tools | Template Manager
7 * and open the template in the editor.
8
*/
9
10package com.bjnni.cims.common;
11
12/** *//**
13 * 处理特殊字符,如：（!@#$%^&*=）的编码和解码类
14 * @author ken <zhanghhui@126.com>
15 */
16public class Escape 
{
17
private final static String[] hex = {
18 "00","01","02","03","04","05","06","07","08","09","0A","0B","0C","0D","0E","0F",
19 "10","11","12","13","14","15","16","17","18","19","1A","1B","1C","1D","1E","1F",
20 "20","21","22","23","24","25","26","27","28","29","2A","2B","2C","2D","2E","2F",
21 "30","31","32","33","34","35","36","37","38","39","3A","3B","3C","3D","3E","3F",
22 "40","41","42","43","44","45","46","47","48","49","4A","4B","4C","4D","4E","4F",
23 "50","51","52","53","54","55","56","57","58","59","5A","5B","5C","5D","5E","5F",
24 "60","61","62","63","64","65","66","67","68","69","6A","6B","6C","6D","6E","6F",
25 "70","71","72","73","74","75","76","77","78","79","7A","7B","7C","7D","7E","7F",
26 "80","81","82","83","84","85","86","87","88","89","8A","8B","8C","8D","8E","8F",
27 "90","91","92","93","94","95","96","97","98","99","9A","9B","9C","9D","9E","9F",
28 "A0","A1","A2","A3","A4","A5","A6","A7","A8","A9","AA","AB","AC","AD","AE","AF",
29 "B0","B1","B2","B3","B4","B5","B6","B7","B8","B9","BA","BB","BC","BD","BE","BF",
30 "C0","C1","C2","C3","C4","C5","C6","C7","C8","C9","CA","CB","CC","CD","CE","CF",
31 "D0","D1","D2","D3","D4","D5","D6","D7","D8","D9","DA","DB","DC","DD","DE","DF",
32 "E0","E1","E2","E3","E4","E5","E6","E7","E8","E9","EA","EB","EC","ED","EE","EF",
33 "F0","F1","F2","F3","F4","F5","F6","F7","F8","F9","FA","FB","FC","FD","FE","FF"
34
};
35 private final static byte[] val = {
36 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
37 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
38 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
39 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
40 0x3F,0x0A,0x0B,0x0C,0x0D,0x0E,0x0F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
41 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
42 0x3F,0x0A,0x0B,0x0C,0x0D,0x0E,0x0F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
43 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
44 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
45 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
46 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
47 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
48 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
49