from current month to showing the last six month in java code example

Example 1: Get the last day of a month in Java

LocalDate now = LocalDate.now();

LocalDate lastDay = now.with(TemporalAdjusters.lastDayOfMonth());

Example 2: get last day of month java

Calendar cal = Calendar.getInstance();
cal.set(Calendar.DATE, cal.getActualMaximum(Calendar.DATE));
Date lastDayOfMonth = cal.getTime();