Any help would be appreciated.
package com.codegym.task.task08.task0817;
import java.util.HashMap;
import java.util.Map;
import java.util.Iterator;
import java.util.ArrayList;
/*
We don't need repeats
*/
public class Solution {
public static HashMap<String, String> createMap() {
//write your code here
HashMap<String, String>map = new HashMap<String, String>();
map.put("Scruggs", "James");
map.put("Johnson", "Michael");
map.put("Wheeler", "Olliena");
map.put("Jones", "Renarta");
map.put("Caldwell", "Natasha");
map.put("Bragg", "Kiarra");
map.put("Cadet", "Sergine");
map.put("Shelton", "Terah");
map.put("Ndoye", "Hadeem");
map.put("Lane", "Darryl");
return map;
}
public static void removeFirstNameDuplicates(Map<String, String> map) {
//write your code here
HashMap<String, String> copy = new HashMap<String, String>(map);
ArrayList<String> list = new ArrayList<>();
Iterator<Map.Entry<String, String>> iter = map.entrySet().iterator();
while(iter.hasNext())
{
Map.Entry<String, String> pair = iter.next();
if(!list.contains(pair.getValue()))
{
list.add(pair.getValue());
}
else
{
removeItemFromMapByValue(map, pair.getValue());
}
}
}
public static void removeItemFromMapByValue(Map<String, String> map, String value) {
HashMap<String, String> copy = new HashMap<String, String>(map);
for (Map.Entry<String, String> pair : copy.entrySet()) {
if (pair.getValue().equals(value))
map.remove(pair.getKey());
}
}
public static void main(String[] args) {
}
}