I tested it and it works fine but for some reason last step fails...
package com.codegym.task.task08.task0816;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
/*
Kind Emma and the summer holidays
*/
public class Solution {
static class debug{ //True is debug mode, false normal mode
static public boolean flag(){
return false; //Set false before verifying
}
}
public static HashMap<String, Date> createMap() throws ParseException {
DateFormat df = new SimpleDateFormat("MMMMM d yyyy", Locale.ENGLISH);
HashMap<String, Date> map = new HashMap<String, Date>();
map.put("Stallone", df.parse("JUNE 1 1980"));
map.put("Stallone1", df.parse("JUNE 1 1980"));
map.put("Stallone2", df.parse("AUGUST 1 1980"));
map.put("Stallone3", df.parse("APRIL 1 1980"));
map.put("Stallone4", df.parse("MARCH 1 1980"));
map.put("Stallone5", df.parse("JUNE 1 1980"));
map.put("Stallone6", df.parse("FEBRUARY 1 1980"));
map.put("Stallone7", df.parse("JUNE 1 1980"));
map.put("Stallone8", df.parse("AUGUST 1 1980"));
map.put("Stallone9", df.parse("JUNE 1 1980"));
return map;
}
public static void removeAllSummerPeople(HashMap<String, Date> map) {
HashMap<String, Date> copyMap = new HashMap<>(map);
for (Map.Entry<String, Date> pair : copyMap.entrySet()) {
String value = pair.getValue().toString();
if (value.contains("Jun") || value.contains("Aug")) {
map.remove(pair.getKey());
}
}
}
public static void main(String[] args) throws ParseException {
if (debug.flag()) {
HashMap<String, Date> map = new HashMap<>(createMap());
removeAllSummerPeople(map);
for (Map.Entry<String, Date> pair : map.entrySet()) {
System.out.println("Name: " + pair.getKey() + " Date: " + pair.getValue());
}
}
}
}