UrlEncoder for J2ME

A poor mans UrlEncoder for MIDP(J2ME) which can easily be extended by adding
more items to switch statement in the urlEncode method.

/*
* (C) Serkan Azmi. 2001
* All rights reserved
* The material(s) may be used and/or copied only with the written permission
* of Serkan Azmi. or in accordance with the terms and
* conditions stipulated in any agreement/contract under which
* the material(s) have been supplied.
*/




public class UrlParamEncoder {

String szUrlParam = null;

public UrlParamEncoder() {
}

private void prepAdd() {
if (szUrlParam == null) {
szUrlParam = new String();
}
else {
szUrlParam += "&";
}
}

public void addParam(String szName, String szValue) {
prepAdd();
szUrlParam += urlEncode(szName) + "=" + urlEncode(szValue);
}

public void addParam(String szName, int nValue) {
prepAdd();
szUrlParam += urlEncode(szName) + "=" + urlEncode(Integer.toString(nValue));
}

public void addParam(String szName, long lValue) {
prepAdd();
szUrlParam += urlEncode(szName) + "=" + urlEncode(Long.toString(lValue));
}

public void addParam(String szName, boolean bValue) {
prepAdd();
Boolean boolValue = new Boolean(bValue);
szUrlParam += urlEncode(szName) + "=" + urlEncode(boolValue.toString());
}

private String urlEncode(String s) {
StringBuffer sb = new StringBuffer();

for (int i = 0; i <>
switch (s.charAt(i)) {
case ' ':
sb.append("%20");
break;
case '+':
sb.append("%2b");
break;
case '\'':
sb.append("%27");
break;
case '<':
sb.append("%3c");
break;
case '>':
sb.append("%3e");
break;
case '#':
sb.append("%23");
break;
case '%':
sb.append("%25");
break;
case '{':
sb.append("%7b");
break;
case '}':
sb.append("%7d");
break;
case '\\':
sb.append("%5c");
break;
case '^':
sb.append("%5e");
break;
case '~':
sb.append("%73");
break;
case '[':
sb.append("%5b");
break;
case ']':
sb.append("%5d");
break;
default:
sb.append(s.charAt(i));
break;
}
}
return sb.toString();
}

public String toString() {
return szUrlParam;
}

}