Method safeRemove

output/java_guava/1.4.18/Maps.java:3557–3566

Delegates to Map#remove. Returns null on ClassCastException and NullPointerException.

(Map<?, V> map, Object key)

  static <V> V safeRemove(Map<?, V> map, Object key) {
    checkNotNull(map);
    try {
      return map.remove(key);
    } catch (ClassCastException e) {
      return null;
    } catch (NullPointerException e) {
      return null;
    }
  }

  /**
   * An admittedly inefficient implementation of {@link Map#containsKey}.