public <X> boolean containsAllValues(final Map<?, ? super X> target, final Collection<X> values) { return MapUtils.containsAllValues(target, values); }
public <X> boolean containsAllKeys(final Map<? super X, ?> target, final Collection<X> keys) { return MapUtils.containsAllKeys(target, keys); }
public <X> boolean containsValue(final Map<?, ? super X> target, final X value) { return MapUtils.containsValue(target, value); }
public <X> boolean containsKey(final Map<? super X, ?> target, final X key) { return MapUtils.containsKey(target, key); }
public boolean isEmpty(final Map<?, ?> target) { return MapUtils.isEmpty(target); }
public int size(final Map<?, ?> target) { return MapUtils.size(target); }