--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/util/calendar/zi/RuleDay.java Tue Feb 12 09:25:43 2013 -0800
@@ -0,0 +1,188 @@
+/*
+ * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * RuleDay class represents the value of the "ON" field. The day of
+ * week values start from 1 following the {@link java.util.Calendar}
+ * convention.
+ *
+ * @since 1.4
+ */
+class RuleDay {
+ private static final Map<String,DayOfWeek> abbreviations = new HashMap<String,DayOfWeek>(7);
+ static {
+ for (DayOfWeek day : DayOfWeek.values()) {
+ abbreviations.put(day.getAbbr(), day);
+ }
+ }
+
+ private String dayName = null;
+ private DayOfWeek dow;
+ private boolean lastOne = false;
+ private int soonerOrLater = 0;
+ private int thanDayOfMonth; // day of month (e.g., 8 for "Sun>=8")
+
+ RuleDay() {
+ }
+
+ RuleDay(int day) {
+ thanDayOfMonth = day;
+ }
+
+ int getDay() {
+ return thanDayOfMonth;
+ }
+
+ /**
+ * @return the day of week value (1-based)
+ */
+ int getDayOfWeekNum() {
+ return dow.value();
+ }
+
+ /**
+ * @return true if this rule day represents the last day of
+ * week. (e.g., lastSun).
+ */
+ boolean isLast() {
+ return lastOne;
+ }
+
+ /**
+ * @return true if this rule day represents the day of week on or
+ * later than (after) the {@link #getDay}. (e.g., Sun>=1)
+ */
+ boolean isLater() {
+ return soonerOrLater > 0;
+ }
+
+ /**
+ * @return true if this rule day represents the day of week on or
+ * earlier than (before) the {@link #getDay}. (e.g., Sun<=15)
+ */
+ boolean isEarlier() {
+ return soonerOrLater < 0;
+ }
+
+ /**
+ * @return true if this rule day represents an exact day.
+ */
+ boolean isExact() {
+ return soonerOrLater == 0;
+ }
+
+ /**
+ * Parses the "ON" field and constructs a RuleDay.
+ * @param day an "ON" field string (e.g., "Sun>=1")
+ * @return a RuleDay representing the given "ON" field
+ */
+ static RuleDay parse(String day) {
+ RuleDay d = new RuleDay();
+ if (day.startsWith("last")) {
+ d.lastOne = true;
+ d.dayName = day.substring(4);
+ d.dow = getDOW(d.dayName);
+ } else {
+ int index;
+ if ((index = day.indexOf(">=")) != -1) {
+ d.dayName = day.substring(0, index);
+ d.dow = getDOW(d.dayName);
+ d.soonerOrLater = 1; // greater or equal
+ d.thanDayOfMonth = Integer.parseInt(day.substring(index+2));
+ } else if ((index = day.indexOf("<=")) != -1) {
+ d.dayName = day.substring(0, index);
+ d.dow = getDOW(d.dayName);
+ d.soonerOrLater = -1; // less or equal
+ d.thanDayOfMonth = Integer.parseInt(day.substring(index+2));
+ } else {
+ // it should be an integer value.
+ d.thanDayOfMonth = Integer.parseInt(day);
+ }
+ }
+ return d;
+ }
+
+ /**
+ * Converts this RuleDay to the SimpleTimeZone day rule.
+ * @return the converted SimpleTimeZone day rule
+ */
+ int getDayForSimpleTimeZone() {
+ if (isLast()) {
+ return -1;
+ }
+ return isEarlier() ? -getDay() : getDay();
+ }
+
+ /**
+ * Converts this RuleDay to the SimpleTimeZone day-of-week rule.
+ * @return the SimpleTimeZone day-of-week rule value
+ */
+ int getDayOfWeekForSimpleTimeZoneInt() {
+ if (isEarlier() || isLater()) {
+ return -getDayOfWeekNum();
+ }
+ return isLast() ? getDayOfWeekNum() : 0;
+ }
+
+ /**
+ * @return the string representation of the {@link
+ * #getDayOfWeekForSimpleTimeZoneInt} value
+ */
+ String getDayOfWeekForSimpleTimeZone() {
+ int d = getDayOfWeekForSimpleTimeZoneInt();
+ if (d == 0) {
+ return "0";
+ }
+ String sign = "";
+ if (d < 0) {
+ sign = "-";
+ d = -d;
+ }
+ return sign + toString(d);
+ }
+
+ private static DayOfWeek getDOW(String abbr) {
+ return abbreviations.get(abbr);
+ }
+
+ /**
+ * Converts the specified day of week value to the day-of-week
+ * name defined in {@link java.util.Calenda}.
+ * @param dow 1-based day of week value
+ * @return the Calendar day of week name with "Calendar." prefix.
+ * @throws IllegalArgumentException if the specified dow value is out of range.
+ */
+ static String toString(int dow) {
+ if (dow >= DayOfWeek.SUNDAY.value() && dow <= DayOfWeek.SATURDAY.value()) {
+ return "Calendar." + DayOfWeek.values()[dow - 1];
+ }
+ throw new IllegalArgumentException("wrong Day_of_Week number: " + dow);
+ }
+}