Java tutorial
/** * Copyright (C) 2012 Just Do One More * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package com.jdom.util.collections; import java.util.Arrays; import java.util.Collections; import java.util.HashSet; import java.util.List; import java.util.Set; import org.apache.commons.lang3.StringUtils; public class CollectionsUtil { public static <T> Set<T> asSet(T... items) { return new HashSet<T>(Arrays.asList(items)); } public static Set<String> asSetFromLine(String line, char separator) { List<String> list = (StringUtils.isEmpty(line)) ? Collections.<String>emptyList() : Arrays.asList(StringUtils.split(line, separator)); return new HashSet<String>(list); } }