@Override public <N, S extends State, T> void applyToAllKeys( final N namespace, final TypeSerializer<N> namespaceSerializer, final StateDescriptor<S, T> stateDescriptor, final KeyedStateFunction<K, S> function) throws Exception { try (Stream<K> keyStream = getKeys(stateDescriptor.getName(), namespace)) { // we copy the keys into list to avoid the concurrency problem // when state.clear() is invoked in function.process(). final List<K> keys = keyStream.collect(Collectors.toList()); final S state = getPartitionedState( namespace, namespaceSerializer, stateDescriptor); for (K key : keys) { setCurrentKey(key); function.process(key, state); } } }
@Override public <N, S extends State, T> void applyToAllKeys( final N namespace, final TypeSerializer<N> namespaceSerializer, final StateDescriptor<S, T> stateDescriptor, final KeyedStateFunction<K, S> function) throws Exception { try (Stream<K> keyStream = getKeys(stateDescriptor.getName(), namespace)) { // we copy the keys into list to avoid the concurrency problem // when state.clear() is invoked in function.process(). final List<K> keys = keyStream.collect(Collectors.toList()); final S state = getPartitionedState( namespace, namespaceSerializer, stateDescriptor); for (K key : keys) { setCurrentKey(key); function.process(key, state); } } }
@Override public <N, S extends State, T> void applyToAllKeys( final N namespace, final TypeSerializer<N> namespaceSerializer, final StateDescriptor<S, T> stateDescriptor, final KeyedStateFunction<K, S> function) throws Exception { try (Stream<K> keyStream = getKeys(stateDescriptor.getName(), namespace)) { // we copy the keys into list to avoid the concurrency problem // when state.clear() is invoked in function.process(). final List<K> keys = keyStream.collect(Collectors.toList()); final S state = getPartitionedState( namespace, namespaceSerializer, stateDescriptor); for (K key : keys) { setCurrentKey(key); function.process(key, state); } } }