How to print all elements in a Map
To get just the key
Map<String, Object> map = ...;
for (String key : map.keySet()) {
// ...
}
To get just the value.
for (Object value : map.values()) {
// ...
}
To get the key and the value.
for (Map.Entry<String, Object> entry : map.entrySet()) {
String key = entry.getKey();
Object value = entry.getValue();
// ...
}