Java tutorial
/* * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.facebook.presto.metadata; import com.facebook.presto.spi.Node; import com.google.common.collect.ImmutableSet; import java.util.Set; import static java.util.Objects.requireNonNull; public class AllNodes { private final Set<Node> activeNodes; private final Set<Node> inactiveNodes; public AllNodes(Set<Node> activeNodes, Set<Node> inactiveNodes) { this.activeNodes = ImmutableSet.copyOf(requireNonNull(activeNodes, "activeNodes is null")); this.inactiveNodes = ImmutableSet.copyOf(requireNonNull(inactiveNodes, "inactiveNodes is null")); } public Set<Node> getActiveNodes() { return activeNodes; } public Set<Node> getInactiveNodes() { return inactiveNodes; } }