escaping special characters in java

[Jeyaprakash S]

I'm developing a web application in which i get a string from a JSON object , **now what i need is to escape the special characters in that string**, can anyone kindly help me how to acheive this?

JSONObject rslt= new JSONObject(buf. toString());
if(rslt!=null) {
String str=rslt.getStr ing("pc");

"pc" is the node where the string lies