| import java.util.*; |
| import java.util.function.Consumer; |
| |
| class NachCollections<K,V> { |
| <K1, V1> Consumer<Map.Entry<K1, V1>> consumer(Consumer<Map.Entry<K1, V1>> c) { |
| return null; |
| } |
| |
| public void forEach(Collection<? extends Map.Entry<K,V>> c1, |
| Collection<? super Map.Entry<K,V>> c2, |
| Consumer<Map.Entry<K, V>> a) { |
| c1.forEach(consumer(a)); |
| c2.forEach(consumer<error descr="'consumer(java.util.function.Consumer<java.util.Map.Entry<K1,V1>>)' in 'NachCollections' cannot be applied to '(java.util.function.Consumer<java.util.Map.Entry<K,V>>)'">(a)</error>); |
| } |
| } |
| |