求救:数据库特殊字符转换

[duling509]

例如空格、回车,"<"和">"等字符的转换!
请高手都给写出来好吗?

[sunguochao840828]

百度

[weiweichen]

/*
* @date 2008-4-25
* @param oldStr:过滤前的字符串
* @return String:过滤后的字符串
*/
public static String filteStr(String oldStr) {

int int2 = oldStr.length();
StringBuffer StringBuffer3 = new StringBuffer();
int int4;

for (int4 = 0; int4 < int2; ++int4) {
char char5 = oldStr.charAt(int4);

switch (char5) {
case 62:
StringBuffer3.append(">");
break;
case 60:
StringBuffer3.append("<");
break;
case 38:
StringBuffer3.append("&");
break;
case 32:
StringBuffer3.append(" ");
break;
case 10:
StringBuffer3.append("<BR>");
break;
default:
StringBuffer3.append(char5);
break;
case 13:
break;

}
}
return StringBuffer3.toString();
}