Java tutorial
//package com.java2s; /* * Copyright (C) 2013 * * 52North Initiative for Geospatial Open Source Software GmbH * Contact: Andreas Wytzisk * Martin-Luther-King-Weg 24 * 48155 Muenster, Germany * info@52north.org * * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html */ import java.util.Collections; import java.util.HashSet; import java.util.Set; public class Main { /** * Constructs a new synchronized {@code Set} based on a {@link HashSet}. * * @return a synchronized Set */ public static <T> Set<T> synchronizedSet() { return Collections.synchronizedSet(new HashSet<T>()); } /** * Constructs a new synchronized {@code Set} based on a {@link HashSet} with * the specified {@code initialCapacity}. * * @param initialCapacity * the initial capacity of the set * * @return a synchronized Set */ public static <T> Set<T> synchronizedSet(final int initialCapacity) { return Collections.synchronizedSet(new HashSet<T>(initialCapacity)); } }