Java tutorial
/** * Licensed to jclouds, Inc. (jclouds) under one or more * contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. jclouds licenses this file * to you 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 org.jclouds.tmrk.enterprisecloud.domain.network; import com.google.common.collect.Sets; import javax.xml.bind.annotation.XmlElement; import java.util.Collections; import java.util.LinkedHashSet; import java.util.Set; import static com.google.common.base.Preconditions.checkNotNull; /** * Wraps individual VirtualNic elements. * Needed because parsing is done with JAXB and it does not handle Generic collections * <xs:complexType name="Nics"> * @author Jason King */ public class Nics { @SuppressWarnings("unchecked") public static Builder builder() { return new Builder(); } public Builder toBuilder() { return new Builder().fromNics(this); } public static class Builder { private Set<VirtualNic> nics = Sets.newLinkedHashSet(); /** * @see Nics#getVirtualNics() */ public Builder nics(Set<VirtualNic> nics) { this.nics = Sets.newLinkedHashSet(checkNotNull(nics, "nics")); return this; } public Builder addVirtualNic(VirtualNic nic) { nics.add(checkNotNull(nic, "nic")); return this; } public Nics build() { return new Nics(nics); } public Builder fromNics(Nics in) { return nics(in.getVirtualNics()); } } private Nics() { //For JAXB and builder use } private Nics(Set<VirtualNic> nics) { this.nics = Sets.newLinkedHashSet(nics); } @XmlElement(name = "Nic") private LinkedHashSet<VirtualNic> nics = Sets.newLinkedHashSet(); public Set<VirtualNic> getVirtualNics() { return Collections.unmodifiableSet(nics); } @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; Nics nics1 = (Nics) o; if (!nics.equals(nics1.nics)) return false; return true; } @Override public int hashCode() { return nics.hashCode(); } public String toString() { return "[" + nics.toString() + "]"; } }