1.1 --- a/src/net/fortuna/ical4j/model/UtcOffset.java Thu Feb 12 18:02:00 2015 +0100
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,166 +0,0 @@
1.4 -/**
1.5 - * Copyright (c) 2012, Ben Fortuna
1.6 - * All rights reserved.
1.7 - *
1.8 - * Redistribution and use in source and binary forms, with or without
1.9 - * modification, are permitted provided that the following conditions
1.10 - * are met:
1.11 - *
1.12 - * o Redistributions of source code must retain the above copyright
1.13 - * notice, this list of conditions and the following disclaimer.
1.14 - *
1.15 - * o Redistributions in binary form must reproduce the above copyright
1.16 - * notice, this list of conditions and the following disclaimer in the
1.17 - * documentation and/or other materials provided with the distribution.
1.18 - *
1.19 - * o Neither the name of Ben Fortuna nor the names of any other contributors
1.20 - * may be used to endorse or promote products derived from this software
1.21 - * without specific prior written permission.
1.22 - *
1.23 - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
1.24 - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
1.25 - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
1.26 - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
1.27 - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
1.28 - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
1.29 - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
1.30 - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
1.31 - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
1.32 - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
1.33 - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.34 - */
1.35 -package net.fortuna.ical4j.model;
1.36 -
1.37 -import java.io.IOException;
1.38 -import java.io.Serializable;
1.39 -import java.text.DecimalFormat;
1.40 -import java.text.NumberFormat;
1.41 -
1.42 -import net.fortuna.ical4j.util.Dates;
1.43 -
1.44 -import org.apache.commons.lang3.builder.HashCodeBuilder;
1.45 -import org.apache.commons.logging.Log;
1.46 -import org.apache.commons.logging.LogFactory;
1.47 -
1.48 -/**
1.49 - * $Id$
1.50 - *
1.51 - * Created on 26/06/2005
1.52 - *
1.53 - * Represents a timezone offset from UTC time.
1.54 - *
1.55 - * @author Ben Fortuna
1.56 - */
1.57 -public class UtcOffset implements Serializable {
1.58 -
1.59 - private static final long serialVersionUID = 5883111996721531728L;
1.60 -
1.61 - private static final int HOUR_START_INDEX = 1;
1.62 -
1.63 - private static final int HOUR_END_INDEX = 3;
1.64 -
1.65 - private static final int MINUTE_START_INDEX = 3;
1.66 -
1.67 - private static final int MINUTE_END_INDEX = 5;
1.68 -
1.69 - private static final int SECOND_START_INDEX = 5;
1.70 -
1.71 - private static final int SECOND_END_INDEX = 7;
1.72 -
1.73 - private static final NumberFormat HOUR_FORMAT = new DecimalFormat("00");
1.74 -
1.75 - private static final NumberFormat MINUTE_FORMAT = new DecimalFormat("00");
1.76 -
1.77 - private static final NumberFormat SECOND_FORMAT = new DecimalFormat("00");
1.78 -
1.79 - private long offset;
1.80 -
1.81 - /**
1.82 - * @param value a string representation of an offset
1.83 - */
1.84 - public UtcOffset(final String value) {
1.85 -
1.86 - if (value.length() < MINUTE_END_INDEX) {
1.87 - throw new IllegalArgumentException("Invalid UTC offset [" + value
1.88 - + "] - must be of the form: (+/-)HHMM[SS]");
1.89 - }
1.90 -
1.91 - final boolean negative = value.charAt(0) == '-';
1.92 -
1.93 - if (!negative && !(value.charAt(0) == '+')) {
1.94 - throw new IllegalArgumentException("UTC offset value must be signed");
1.95 - }
1.96 -
1.97 - offset = 0;
1.98 - offset += Integer.parseInt(value.substring(HOUR_START_INDEX,
1.99 - HOUR_END_INDEX))
1.100 - * Dates.MILLIS_PER_HOUR;
1.101 - offset += Integer.parseInt(value.substring(MINUTE_START_INDEX,
1.102 - MINUTE_END_INDEX))
1.103 - * Dates.MILLIS_PER_MINUTE;
1.104 - if (value.length() == SECOND_END_INDEX) {
1.105 - offset += Integer.parseInt(value.substring(SECOND_START_INDEX,
1.106 - SECOND_END_INDEX))
1.107 - * Dates.MILLIS_PER_SECOND;
1.108 - }
1.109 - if (negative) {
1.110 - offset = -offset;
1.111 - }
1.112 - }
1.113 -
1.114 - /**
1.115 - * @param offset an offset value in milliseconds
1.116 - */
1.117 - public UtcOffset(final long offset) {
1.118 - this.offset = (long) Math.floor(offset / (double) Dates.MILLIS_PER_SECOND) * Dates.MILLIS_PER_SECOND;
1.119 - }
1.120 -
1.121 - /**
1.122 - * {@inheritDoc}
1.123 - */
1.124 - public final String toString() {
1.125 - final StringBuffer b = new StringBuffer();
1.126 - long remainder = Math.abs(offset);
1.127 -
1.128 - if (offset < 0) {
1.129 - b.append('-');
1.130 - }
1.131 - else {
1.132 - b.append('+');
1.133 - }
1.134 - b.append(HOUR_FORMAT.format(remainder / Dates.MILLIS_PER_HOUR));
1.135 -
1.136 - remainder = remainder % Dates.MILLIS_PER_HOUR;
1.137 - b.append(MINUTE_FORMAT.format(remainder / Dates.MILLIS_PER_MINUTE));
1.138 -
1.139 - remainder = remainder % Dates.MILLIS_PER_MINUTE;
1.140 - if (remainder > 0) {
1.141 - b.append(SECOND_FORMAT.format(remainder / Dates.MILLIS_PER_SECOND));
1.142 - }
1.143 - return b.toString();
1.144 - }
1.145 -
1.146 - /**
1.147 - * @return Returns the offset.
1.148 - */
1.149 - public final long getOffset() {
1.150 - return offset;
1.151 - }
1.152 -
1.153 - /**
1.154 - * {@inheritDoc}
1.155 - */
1.156 - public final boolean equals(final Object arg0) {
1.157 - if (arg0 instanceof UtcOffset) {
1.158 - return getOffset() == ((UtcOffset) arg0).getOffset();
1.159 - }
1.160 - return super.equals(arg0);
1.161 - }
1.162 -
1.163 - /**
1.164 - * {@inheritDoc}
1.165 - */
1.166 - public final int hashCode() {
1.167 - return new HashCodeBuilder().append(getOffset()).toHashCode();
1.168 - }
1.169 -}
