Java tutorial
//package com.java2s; import java.util.Calendar; public class Main { public static boolean isSameMonth(Calendar c1, Calendar c2) { if (c1 == null || c2 == null) return false; return (c1.get(Calendar.ERA) == c2.get(Calendar.ERA) && c1.get(Calendar.YEAR) == c2.get(Calendar.YEAR) && c1.get(Calendar.MONTH) == c2.get(Calendar.MONTH)); } }