Java tutorial
//package com.java2s; public class Main { public static String getCustomerXml(String name) { StringBuffer buffer = new StringBuffer(); buffer.append("<customer>"); buffer.append("<name>" + name + "</name>"); buffer.append("</customer>"); return buffer.toString(); } public static String getCustomerXml(String name, String uname) { StringBuffer buffer = new StringBuffer(); buffer.append("<customer>"); buffer.append("<name>" + name + "</name>"); buffer.append("<uname>" + uname + "</uname>"); buffer.append("</customer>"); return buffer.toString(); } public static String getCustomerXml(String name, String uname, String password) { StringBuffer buffer = new StringBuffer(); buffer.append("<customer>"); buffer.append("<name>" + name + "</name>"); buffer.append("<uname>" + uname + "</uname>"); buffer.append("<password>" + password + "</password>"); buffer.append("</customer>"); return buffer.toString(); } }