Java tutorial
//package com.java2s; /* * Copyright (C) 2012 Joakim Persson, Daniel Augurell, Adrian Bjugard, Andreas Rolen * * 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. */ public class Main { /** * Returns a integer representation of the days that the alarm should be * recurring on. * * @param daysOfWeek * The boolean array that represents the days that the alarms * should be recurring on * @return The days of the week that should be recurring as bits in a * integer */ public static int getIntegerFromBooleanArray(boolean[] daysOfWeek) { StringBuilder days = new StringBuilder(); for (int i = daysOfWeek.length - 1; i >= 0; i--) { if (daysOfWeek[i]) { days.append("1"); } else { days.append("0"); } } return Integer.valueOf(days.toString(), 2); } }