convert list to map in java code example
Example 1: java map values to list
List<Value> list = new ArrayList<Value>(map.values());
Example 2: java map string to list
Map<String, List<String>> myMaps = new HashMap<String, List<String>>();
for (DataObject item : myList) {
if (!myMaps.containsKey(item.getKey())) {
myMaps.put(item.getKey(), new ArrayList<String>());
}
myMaps.get(item.getKey()).add(item.getValue());
}