Here you can find the source of doubleForDescreteStartAndEnds(SortedSet hours)
public static SortedSet doubleForDescreteStartAndEnds(SortedSet hours)
//package com.java2s; /*//w w w . j a v a2s . c o m ** Copyright (C) 2003-2018 Institute for Systems Biology ** Seattle, Washington, USA. ** ** This library is free software; you can redistribute it and/or ** modify it under the terms of the GNU Lesser General Public ** License as published by the Free Software Foundation; either ** version 2.1 of the License, or (at your option) any later version. ** ** This library 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 ** Lesser General Public License for more details. ** ** You should have received a copy of the GNU Lesser General Public ** License along with this library; if not, write to the Free Software ** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ import java.util.SortedSet; import java.util.Iterator; import java.util.TreeSet; public class Main { /*************************************************************************** ** ** Do a doubling that creates a set of times where start and end times ** become distinct even/odd entities in the set. */ public static SortedSet doubleForDescreteStartAndEnds(SortedSet hours) { TreeSet retval = new TreeSet(); if (hours.isEmpty()) { return (retval); } Iterator vit = hours.iterator(); while (vit.hasNext()) { Integer time = (Integer) vit.next(); int start = time.intValue() * 2; retval.add(new Integer(start)); retval.add(new Integer(start + 1)); } return (retval); } }