Logic is, check for a value in the map... If it is there, get it. Otherwise, get a default.

gistfile1.java

/**
* Get a value from a {@link Map} or get a default value
*
* @param <K> Type of Key
* @param <V> Type of Value
* @param map The {@link Map}
* @param key The key in the {@link Map}
* @param defaultValue The default value for the key in the {@link Map}
* @return The value from {@link Map}
*/
public static <K, V> V getValueFromMap(final Map<K, V> map, final K key, final V defaultValue)
{
  return map.containsKey(key) ? map.get(key) : defaultValue;
}