import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
public class MainClass {
public static void main(String[] args) {
QueryString qs = new QueryString("pg", "q");
qs.add("kl", "XX");
qs.add("stype", "stext");
qs.add("q", "+\"Java Programming\"");
String url = "http://www.java.com/query?" + qs;
System.out.println(url);
}
}
class QueryString {
private String query = "";
public QueryString(String name, String value) {
encode(name, value);
}
public void add(String name, String value) {
query += "&";
encode(name, value);
}
private void encode(String name, String value) {
try {
query +=URLEncoder.encode(name, "UTF-8");
query += "=";
query += URLEncoder.encode(value, "UTF-8");
} catch (UnsupportedEncodingException ex) {
throw new RuntimeException("Broken VM does not support UTF-8");
}
}
public String getQuery() {
return query;
}
public String toString() {
return getQuery();
}
}
http://www.java.com/query?pg=q&kl=XX&stype=stext&q=%2B%22Java+Programming%22