Java Duration Format Utils

<div dir="ltr" style="text-align: left;" trbidi="on"> DurationFormatUtils is used to format Duration/ difference Between Dates<br /> <br /> /*<br />  * Licensed to the Apache Software Foundation (ASF) under one or more<br />  * contributor license agreements.  See the NOTICE file distributed with<br />  * this work for additional information regarding copyright ownership.<br />  * The ASF licenses this file to You under the Apache License, Version 2.0<br />  * (the "License"); you may not use this file except in compliance with<br />  * the License.  You may obtain a copy of the License at<br />  *<br />  *      http://www.apache.org/licenses/LICENSE-2.0<br />  *<br />  * Unless required by applicable law or agreed to in writing, software<br />  * distributed under the License is distributed on an "AS IS" BASIS,<br />  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<br />  * See the License for the specific language governing permissions and<br />  * limitations under the License.<br />  */<br /> <br /> package org.apache.commons.lang.time;<br /> <br /> import java.lang.reflect.Constructor;<br /> import java.lang.reflect.Modifier;<br /> import java.util.Calendar;<br /> import java.util.TimeZone;<br /> <br /> import junit.framework.Test;<br /> import junit.framework.TestCase;<br /> import junit.framework.TestSuite;<br /> import junit.textui.TestRunner;<br /> <br /> /**<br />  * TestCase for DurationFormatUtils.<br />  *<br />  * @author Apache Ant - DateUtilsTest<br />  * @author <a href="mailto:sbailliez@apache.org">Stephane Bailliez</a><br />  * @author <a href="mailto:stefan.bodewig@epost.de">Stefan Bodewig</a><br />  * @author Stephen Colebourne<br />  * @author <a href="mailto:ggregory@seagullsw.com">Gary Gregory</a><br />  */<br /> public class DurationFormatUtilsTest extends TestCase {<br /> <br />     public static void main(String[] args) {<br />         TestRunner.run(suite());<br />     }<br /> <br />     public static Test suite() {<br />         TestSuite suite = new TestSuite(DurationFormatUtilsTest.class);<br />         suite.setName("DurationFormatUtils Tests");<br />         return suite;<br />     }<br /> <br />     public DurationFormatUtilsTest(String s) {<br />         super(s);<br />     }<br /> <br />     // -----------------------------------------------------------------------<br />     public void testConstructor() {<br />         assertNotNull(new DurationFormatUtils());<br />         Constructor[] cons = DurationFormatUtils.class.getDeclaredConstructors();<br />         assertEquals(1, cons.length);<br />         assertEquals(true, Modifier.isPublic(cons[0].getModifiers()));<br />         assertEquals(true, Modifier.isPublic(DurationFormatUtils.class.getModifiers()));<br />         assertEquals(false, Modifier.isFinal(DurationFormatUtils.class.getModifiers()));<br />     }<br /> <br />     // -----------------------------------------------------------------------<br />     public void testFormatDurationWords() {<br />         String text = null;<br /> <br />         text = DurationFormatUtils.formatDurationWords(50 * 1000, true, false);<br />         assertEquals("50 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(65 * 1000, true, false);<br />         assertEquals("1 minute 5 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(120 * 1000, true, false);<br />         assertEquals("2 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(121 * 1000, true, false);<br />         assertEquals("2 minutes 1 second", text);<br />         text = DurationFormatUtils.formatDurationWords(72 * 60 * 1000, true, false);<br />         assertEquals("1 hour 12 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(24 * 60 * 60 * 1000, true, false);<br />         assertEquals("1 day 0 hours 0 minutes 0 seconds", text);<br /> <br />         text = DurationFormatUtils.formatDurationWords(50 * 1000, true, true);<br />         assertEquals("50 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(65 * 1000, true, true);<br />         assertEquals("1 minute 5 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(120 * 1000, true, true);<br />         assertEquals("2 minutes", text);<br />         text = DurationFormatUtils.formatDurationWords(121 * 1000, true, true);<br />         assertEquals("2 minutes 1 second", text);<br />         text = DurationFormatUtils.formatDurationWords(72 * 60 * 1000, true, true);<br />         assertEquals("1 hour 12 minutes", text);<br />         text = DurationFormatUtils.formatDurationWords(24 * 60 * 60 * 1000, true, true);<br />         assertEquals("1 day", text);<br /> <br />         text = DurationFormatUtils.formatDurationWords(50 * 1000, false, true);<br />         assertEquals("0 days 0 hours 0 minutes 50 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(65 * 1000, false, true);<br />         assertEquals("0 days 0 hours 1 minute 5 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(120 * 1000, false, true);<br />         assertEquals("0 days 0 hours 2 minutes", text);<br />         text = DurationFormatUtils.formatDurationWords(121 * 1000, false, true);<br />         assertEquals("0 days 0 hours 2 minutes 1 second", text);<br />         text = DurationFormatUtils.formatDurationWords(72 * 60 * 1000, false, true);<br />         assertEquals("0 days 1 hour 12 minutes", text);<br />         text = DurationFormatUtils.formatDurationWords(24 * 60 * 60 * 1000, false, true);<br />         assertEquals("1 day", text);<br /> <br />         text = DurationFormatUtils.formatDurationWords(50 * 1000, false, false);<br />         assertEquals("0 days 0 hours 0 minutes 50 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(65 * 1000, false, false);<br />         assertEquals("0 days 0 hours 1 minute 5 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(120 * 1000, false, false);<br />         assertEquals("0 days 0 hours 2 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(121 * 1000, false, false);<br />         assertEquals("0 days 0 hours 2 minutes 1 second", text);<br />         text = DurationFormatUtils.formatDurationWords(72 * 60 * 1000, false, false);<br />         assertEquals("0 days 1 hour 12 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(24 * 60 * 60 * 1000 + 72 * 60 * 1000, false, false);<br />         assertEquals("1 day 1 hour 12 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(2 * 24 * 60 * 60 * 1000 + 72 * 60 * 1000, false, false);<br />         assertEquals("2 days 1 hour 12 minutes 0 seconds", text);<br />         for (int i = 2; i < 31; i++) {<br />             text = DurationFormatUtils.formatDurationWords(i * 24 * 60 * 60 * 1000, false, false);<br />             // assertEquals(i + " days 0 hours 0 minutes 0 seconds", text);<br />             //           <br />             // junit.framework.ComparisonFailure: expected:<25 days 0 hours 0 minutes 0...> but was:<-24 days -17 hours<br />             // -2 minutes -47...><br />             // at junit.framework.Assert.assertEquals(Assert.java:81)<br />             // at junit.framework.Assert.assertEquals(Assert.java:87)<br />             // at<br />             // org.apache.commons.lang.time.DurationFormatUtilsTest.testFormatDurationWords(DurationFormatUtilsTest.java:124)<br />             // at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<br />             // at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)<br />             // at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)<br />             // at java.lang.reflect.Method.invoke(Method.java:324)<br />             // at junit.framework.TestCase.runTest(TestCase.java:154)<br />             // at junit.framework.TestCase.runBare(TestCase.java:127)<br />             // at junit.framework.TestResult$1.protect(TestResult.java:106)<br />             // at junit.framework.TestResult.runProtected(TestResult.java:124)<br />             // at junit.framework.TestResult.run(TestResult.java:109)<br />             // at junit.framework.TestCase.run(TestCase.java:118)<br />             // at junit.framework.TestSuite.runTest(TestSuite.java:208)<br />             // at junit.framework.TestSuite.run(TestSuite.java:203)<br />             // at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:478)<br />             // at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:344)<br />             // at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)<br />         }<br />     }<br /> <br />     /**<br />      * Tests that "1 <unit>s" gets converted to "1 <unit>" but that "11 <unit>s" is left alone.<br />      */<br />     public void testFormatDurationPluralWords() {<br />         long oneSecond = 1000;<br />         long oneMinute = oneSecond * 60;<br />         long oneHour = oneMinute * 60;<br />         long oneDay = oneHour * 24;<br />         String text = null;<br /> <br />         text = DurationFormatUtils.formatDurationWords(oneSecond, false, false);<br />         assertEquals("0 days 0 hours 0 minutes 1 second", text);<br />         text = DurationFormatUtils.formatDurationWords(oneSecond * 2, false, false);<br />         assertEquals("0 days 0 hours 0 minutes 2 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneSecond * 11, false, false);<br />         assertEquals("0 days 0 hours 0 minutes 11 seconds", text);<br /> <br />         text = DurationFormatUtils.formatDurationWords(oneMinute, false, false);<br />         assertEquals("0 days 0 hours 1 minute 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneMinute * 2, false, false);<br />         assertEquals("0 days 0 hours 2 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneMinute * 11, false, false);<br />         assertEquals("0 days 0 hours 11 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneMinute + oneSecond, false, false);<br />         assertEquals("0 days 0 hours 1 minute 1 second", text);<br /> <br />         text = DurationFormatUtils.formatDurationWords(oneHour, false, false);<br />         assertEquals("0 days 1 hour 0 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneHour * 2, false, false);<br />         assertEquals("0 days 2 hours 0 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneHour * 11, false, false);<br />         assertEquals("0 days 11 hours 0 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneHour + oneMinute + oneSecond, false, false);<br />         assertEquals("0 days 1 hour 1 minute 1 second", text);<br /> <br />         text = DurationFormatUtils.formatDurationWords(oneDay, false, false);<br />         assertEquals("1 day 0 hours 0 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneDay * 2, false, false);<br />         assertEquals("2 days 0 hours 0 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneDay * 11, false, false);<br />         assertEquals("11 days 0 hours 0 minutes 0 seconds", text);<br />         text = DurationFormatUtils.formatDurationWords(oneDay + oneHour + oneMinute + oneSecond, false, false);<br />         assertEquals("1 day 1 hour 1 minute 1 second", text);<br />     }<br /> <br />     public void testFormatDurationHMS() {<br />         long time = 0;<br />         assertEquals("0:00:00.000", DurationFormatUtils.formatDurationHMS(time));<br /> <br />         time = 1;<br />         assertEquals("0:00:00.001", DurationFormatUtils.formatDurationHMS(time));<br /> <br />         time = 15;<br />         assertEquals("0:00:00.015", DurationFormatUtils.formatDurationHMS(time));<br /> <br />         time = 165;<br />         assertEquals("0:00:00.165", DurationFormatUtils.formatDurationHMS(time));<br /> <br />         time = 1675;<br />         assertEquals("0:00:01.675", DurationFormatUtils.formatDurationHMS(time));<br /> <br />         time = 13465;<br />         assertEquals("0:00:13.465", DurationFormatUtils.formatDurationHMS(time));<br /> <br />         time = 72789;<br />         assertEquals("0:01:12.789", DurationFormatUtils.formatDurationHMS(time));<br /> <br />         time = 12789 + 32 * 60000;<br />         assertEquals("0:32:12.789", DurationFormatUtils.formatDurationHMS(time));<br /> <br />         time = 12789 + 62 * 60000;<br />         assertEquals("1:02:12.789", DurationFormatUtils.formatDurationHMS(time));<br />     }<br /> <br />     public void testFormatDurationISO() {<br />         assertEquals("P0Y0M0DT0H0M0.000S", DurationFormatUtils.formatDurationISO(0L));<br />         assertEquals("P0Y0M0DT0H0M0.001S", DurationFormatUtils.formatDurationISO(1L));<br />         assertEquals("P0Y0M0DT0H0M0.010S", DurationFormatUtils.formatDurationISO(10L));<br />         assertEquals("P0Y0M0DT0H0M0.100S", DurationFormatUtils.formatDurationISO(100L));<br />         assertEquals("P0Y0M0DT0H1M15.321S", DurationFormatUtils.formatDurationISO(75321L));<br />     }<br /> <br />     public void testFormatDuration() {<br />         long duration = 0;<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "y"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "M"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "d"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "H"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "m"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "s"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "S"));<br />         assertEquals("0000", DurationFormatUtils.formatDuration(duration, "SSSS"));<br />         assertEquals("0000", DurationFormatUtils.formatDuration(duration, "yyyy"));<br />         assertEquals("0000", DurationFormatUtils.formatDuration(duration, "yyMM"));<br /> <br />         duration = 60 * 1000;<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "y"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "M"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "d"));<br />         assertEquals("0", DurationFormatUtils.formatDuration(duration, "H"));<br />         assertEquals("1", DurationFormatUtils.formatDuration(duration, "m"));<br />         assertEquals("60", DurationFormatUtils.formatDuration(duration, "s"));<br />         assertEquals("60000", DurationFormatUtils.formatDuration(duration, "S"));<br />         assertEquals("01:00", DurationFormatUtils.formatDuration(duration, "mm:ss"));<br /> <br />         Calendar base = Calendar.getInstance();<br />         base.set(2000, 0, 1, 0, 0, 0);<br />         base.set(Calendar.MILLISECOND, 0);<br /> <br />         Calendar cal = Calendar.getInstance();<br />         cal.set(2003, 1, 1, 0, 0, 0);<br />         cal.set(Calendar.MILLISECOND, 0);<br />         duration = cal.getTime().getTime() - base.getTime().getTime(); // duration from 2000-01-01 to cal<br />         // don't use 1970 in test as time zones were less reliable in 1970 than now<br />         // remember that duration formatting ignores time zones, working on strict hour lengths<br />         int days = 366 + 365 + 365 + 31;<br />         assertEquals("0 0 " + days, DurationFormatUtils.formatDuration(duration, "y M d"));<br />     }<br /> <br />     public void testFormatPeriodISO() {<br />         TimeZone timeZone = TimeZone.getTimeZone("GMT-3");<br />         Calendar base = Calendar.getInstance(timeZone);<br />         base.set(1970, 0, 1, 0, 0, 0);<br />         base.set(Calendar.MILLISECOND, 0);<br /> <br />         Calendar cal = Calendar.getInstance(timeZone);<br />         cal.set(2002, 1, 23, 9, 11, 12);<br />         cal.set(Calendar.MILLISECOND, 1);<br />         String text;<br />         // repeat a test from testDateTimeISO to compare extended and not extended.<br />         text = DateFormatUtils.ISO_DATETIME_TIME_ZONE_FORMAT.format(cal);<br />         assertEquals("2002-02-23T09:11:12-03:00", text);<br />         // test fixture is the same as above, but now with extended format.<br />         text = DurationFormatUtils.formatPeriod(base.getTime().getTime(), cal.getTime().getTime(),<br />                 DurationFormatUtils.ISO_EXTENDED_FORMAT_PATTERN, false, timeZone);<br />         assertEquals("P32Y1M22DT9H11M12.001S", text);<br />         // test fixture from example in http://www.w3.org/TR/xmlschema-2/#duration<br />         cal.set(1971, 1, 3, 10, 30, 0);<br />         cal.set(Calendar.MILLISECOND, 0);<br />         text = DurationFormatUtils.formatPeriod(base.getTime().getTime(), cal.getTime().getTime(),<br />                 DurationFormatUtils.ISO_EXTENDED_FORMAT_PATTERN, false, timeZone);<br />         assertEquals("P1Y1M2DT10H30M0.000S", text);<br />         // want a way to say 'don't print the seconds in format()' or other fields for that matter:<br />         // assertEquals("P1Y2M3DT10H30M", text);<br />     }<br /> <br />     public void testFormatPeriod() {<br />         Calendar cal1970 = Calendar.getInstance();<br />         cal1970.set(1970, 0, 1, 0, 0, 0);<br />         cal1970.set(Calendar.MILLISECOND, 0);<br />         long time1970 = cal1970.getTime().getTime();<br /> <br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time1970, "y"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time1970, "M"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time1970, "d"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time1970, "H"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time1970, "m"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time1970, "s"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time1970, "S"));<br />         assertEquals("0000", DurationFormatUtils.formatPeriod(time1970, time1970, "SSSS"));<br />         assertEquals("0000", DurationFormatUtils.formatPeriod(time1970, time1970, "yyyy"));<br />         assertEquals("0000", DurationFormatUtils.formatPeriod(time1970, time1970, "yyMM"));<br /> <br />         long time = time1970 + 60 * 1000;<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time, "y"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time, "M"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time, "d"));<br />         assertEquals("0", DurationFormatUtils.formatPeriod(time1970, time, "H"));<br />         assertEquals("1", DurationFormatUtils.formatPeriod(time1970, time, "m"));<br />         assertEquals("60", DurationFormatUtils.formatPeriod(time1970, time, "s"));<br />         assertEquals("60000", DurationFormatUtils.formatPeriod(time1970, time, "S"));<br />         assertEquals("01:00", DurationFormatUtils.formatPeriod(time1970, time, "mm:ss"));<br /> <br />         Calendar cal = Calendar.getInstance();<br />         cal.set(1973, 6, 1, 0, 0, 0);<br />         cal.set(Calendar.MILLISECOND, 0);<br />         time = cal.getTime().getTime();<br />         assertEquals("36", DurationFormatUtils.formatPeriod(time1970, time, "yM"));<br />         assertEquals("3 years 6 months", DurationFormatUtils.formatPeriod(time1970, time, "y' years 'M' months'"));<br />         assertEquals("03/06", DurationFormatUtils.formatPeriod(time1970, time, "yy/MM"));<br /> <br />         cal.set(1973, 10, 1, 0, 0, 0);<br />         cal.set(Calendar.MILLISECOND, 0);<br />         time = cal.getTime().getTime();<br />         assertEquals("310", DurationFormatUtils.formatPeriod(time1970, time, "yM"));<br />         assertEquals("3 years 10 months", DurationFormatUtils.formatPeriod(time1970, time, "y' years 'M' months'"));<br />         assertEquals("03/10", DurationFormatUtils.formatPeriod(time1970, time, "yy/MM"));<br /> <br />         cal.set(1974, 0, 1, 0, 0, 0);<br />         cal.set(Calendar.MILLISECOND, 0);<br />         time = cal.getTime().getTime();<br />         assertEquals("40", DurationFormatUtils.formatPeriod(time1970, time, "yM"));<br />         assertEquals("4 years 0 months", DurationFormatUtils.formatPeriod(time1970, time, "y' years 'M' months'"));<br />         assertEquals("04/00", DurationFormatUtils.formatPeriod(time1970, time, "yy/MM"));<br />         assertEquals("48", DurationFormatUtils.formatPeriod(time1970, time, "M"));<br />         assertEquals("48", DurationFormatUtils.formatPeriod(time1970, time, "MM"));<br />         assertEquals("048", DurationFormatUtils.formatPeriod(time1970, time, "MMM"));<br />     }<br /> <br />     public void testLexx() {<br />         // tests each constant<br />         assertArrayEquals(new DurationFormatUtils.Token[]{<br />             new DurationFormatUtils.Token(DurationFormatUtils.y, 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.M, 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.d, 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.H, 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.m, 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.s, 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.S, 1)}, DurationFormatUtils.lexx("yMdHmsS"));<br /> <br />         // tests the ISO8601-like<br />         assertArrayEquals(new DurationFormatUtils.Token[]{<br />             new DurationFormatUtils.Token(DurationFormatUtils.H, 1),<br />             new DurationFormatUtils.Token(new StringBuffer(":"), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.m, 2),<br />             new DurationFormatUtils.Token(new StringBuffer(":"), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.s, 2),<br />             new DurationFormatUtils.Token(new StringBuffer("."), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.S, 3)}, DurationFormatUtils.lexx("H:mm:ss.SSS"));<br /> <br />         // test the iso extended format<br />         assertArrayEquals(new DurationFormatUtils.Token[]{<br />             new DurationFormatUtils.Token(new StringBuffer("P"), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.y, 4),<br />             new DurationFormatUtils.Token(new StringBuffer("Y"), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.M, 1),<br />             new DurationFormatUtils.Token(new StringBuffer("M"), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.d, 1),<br />             new DurationFormatUtils.Token(new StringBuffer("DT"), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.H, 1),<br />             new DurationFormatUtils.Token(new StringBuffer("H"), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.m, 1),<br />             new DurationFormatUtils.Token(new StringBuffer("M"), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.s, 1),<br />             new DurationFormatUtils.Token(new StringBuffer("."), 1),<br />             new DurationFormatUtils.Token(DurationFormatUtils.S, 1),<br />             new DurationFormatUtils.Token(new StringBuffer("S"), 1)}, DurationFormatUtils<br />                 .lexx(DurationFormatUtils.ISO_EXTENDED_FORMAT_PATTERN));<br /> <br />         // test failures in equals<br />         DurationFormatUtils.Token token = new DurationFormatUtils.Token(DurationFormatUtils.y, 4);<br />         assertFalse("Token equal to non-Token class. ", token.equals(new Object()));<br />         assertFalse("Token equal to Token with wrong value class. ", token.equals(new DurationFormatUtils.Token(<br />                 new Object())));<br />         assertFalse("Token equal to Token with different count. ", token.equals(new DurationFormatUtils.Token(<br />                 DurationFormatUtils.y, 1)));<br />         DurationFormatUtils.Token numToken = new DurationFormatUtils.Token(new Integer(1), 4);<br />         assertTrue("Token with Number value not equal to itself. ", numToken.equals(numToken));<br />     }<br /> <br /> <br />     // http://issues.apache.org/bugzilla/show_bug.cgi?id=38401<br />     public void testBugzilla38401() {<br />         assertEqualDuration( "0000/00/30 16:00:00 000", new int[] { 2006, 0, 26, 18, 47, 34 },<br />                              new int[] { 2006, 1, 26, 10, 47, 34 }, "yyyy/MM/dd HH:mm:ss SSS");<br />     }<br /> <br />     // https://issues.apache.org/jira/browse/LANG-281<br />     public void testJiraLang281() {<br />         assertEqualDuration( "09", new int[] { 2005, 11, 31, 0, 0, 0 },<br />                              new int[] { 2006, 9, 6, 0, 0, 0 }, "MM");<br />     }<br />    <br />     // Testing the under a day range in DurationFormatUtils.formatPeriod<br />     public void testLowDurations() {<br />         for(int hr=0; hr < 24; hr++) {<br />             for(int min=0; min < 60; min++) {<br />                 for(int sec=0; sec < 60; sec++) {<br />                     assertEqualDuration( hr + ":" + min + ":" + sec,<br />                                          new int[] { 2000, 0, 1, 0, 0, 0, 0 },<br />                                          new int[] { 2000, 0, 1, hr, min, sec },<br />                                          "H:m:s"<br />                                        );<br />                 }<br />             }<br />         }<br />     }<br /> <br />     // Attempting to test edge cases in DurationFormatUtils.formatPeriod<br />     public void testEdgeDurations() {<br />         assertEqualDuration( "01", new int[] { 2006, 0, 15, 0, 0, 0 },<br />                              new int[] { 2006, 2, 10, 0, 0, 0 }, "MM");<br />         assertEqualDuration( "12", new int[] { 2005, 0, 15, 0, 0, 0 },<br />                              new int[] { 2006, 0, 15, 0, 0, 0 }, "MM");<br />         assertEqualDuration( "12", new int[] { 2005, 0, 15, 0, 0, 0 },<br />                              new int[] { 2006, 0, 16, 0, 0, 0 }, "MM");<br />         assertEqualDuration( "11", new int[] { 2005, 0, 15, 0, 0, 0 },<br />                              new int[] { 2006, 0, 14, 0, 0, 0 }, "MM");<br />        <br />         assertEqualDuration( "01 26", new int[] { 2006, 0, 15, 0, 0, 0 },<br />                              new int[] { 2006, 2, 10, 0, 0, 0 }, "MM dd");<br />         assertEqualDuration( "54", new int[] { 2006, 0, 15, 0, 0, 0 },<br />                              new int[] { 2006, 2, 10, 0, 0, 0 }, "dd");<br />        <br />         assertEqualDuration( "09 12", new int[] { 2006, 1, 20, 0, 0, 0 },<br />                              new int[] { 2006, 11, 4, 0, 0, 0 }, "MM dd");<br />         assertEqualDuration( "287", new int[] { 2006, 1, 20, 0, 0, 0 },<br />                              new int[] { 2006, 11, 4, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "11 30", new int[] { 2006, 0, 2, 0, 0, 0 },<br />                              new int[] { 2007, 0, 1, 0, 0, 0 }, "MM dd");<br />         assertEqualDuration( "364", new int[] { 2006, 0, 2, 0, 0, 0 },<br />                              new int[] { 2007, 0, 1, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "12 00", new int[] { 2006, 0, 1, 0, 0, 0 },<br />                              new int[] { 2007, 0, 1, 0, 0, 0 }, "MM dd");<br />         assertEqualDuration( "365", new int[] { 2006, 0, 1, 0, 0, 0 },<br />                              new int[] { 2007, 0, 1, 0, 0, 0 }, "dd");<br />    <br />         assertEqualDuration( "31", new int[] { 2006, 0, 1, 0, 0, 0 },<br />                 new int[] { 2006, 1, 1, 0, 0, 0 }, "dd");<br />        <br />         assertEqualDuration( "92", new int[] { 2005, 9, 1, 0, 0, 0 },<br />                 new int[] { 2006, 0, 1, 0, 0, 0 }, "dd");<br />         assertEqualDuration( "77", new int[] { 2005, 9, 16, 0, 0, 0 },<br />                 new int[] { 2006, 0, 1, 0, 0, 0 }, "dd");<br /> <br />         // test month larger in start than end<br />         assertEqualDuration( "136", new int[] { 2005, 9, 16, 0, 0, 0 },<br />                 new int[] { 2006, 2, 1, 0, 0, 0 }, "dd");<br />         // test when start in leap year<br />         assertEqualDuration( "136", new int[] { 2004, 9, 16, 0, 0, 0 },<br />                 new int[] { 2005, 2, 1, 0, 0, 0 }, "dd");<br />         // test when end in leap year<br />         assertEqualDuration( "137", new int[] { 2003, 9, 16, 0, 0, 0 },<br />                 new int[] { 2004, 2, 1, 0, 0, 0 }, "dd");        <br />         // test when end in leap year but less than end of feb<br />         assertEqualDuration( "135", new int[] { 2003, 9, 16, 0, 0, 0 },<br />                 new int[] { 2004, 1, 28, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "364", new int[] { 2007, 0, 2, 0, 0, 0 },<br />                 new int[] { 2008, 0, 1, 0, 0, 0 }, "dd");<br />         assertEqualDuration( "729", new int[] { 2006, 0, 2, 0, 0, 0 },<br />                 new int[] { 2008, 0, 1, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "365", new int[] { 2007, 2, 2, 0, 0, 0 },<br />                 new int[] { 2008, 2, 1, 0, 0, 0 }, "dd");<br />         assertEqualDuration( "333", new int[] { 2007, 1, 2, 0, 0, 0 },<br />                 new int[] { 2008, 0, 1, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "28", new int[] { 2008, 1, 2, 0, 0, 0 },<br />                 new int[] { 2008, 2, 1, 0, 0, 0 }, "dd");<br />         assertEqualDuration( "393", new int[] { 2007, 1, 2, 0, 0, 0 },<br />                 new int[] { 2008, 2, 1, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "369", new int[] { 2004, 0, 29, 0, 0, 0 },<br />                 new int[] { 2005, 1, 1, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "338", new int[] { 2004, 1, 29, 0, 0, 0 },<br />                 new int[] { 2005, 1, 1, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "28", new int[] { 2004, 2, 8, 0, 0, 0 },<br />                 new int[] { 2004, 3, 5, 0, 0, 0 }, "dd");<br /> <br />         assertEqualDuration( "48", new int[] { 1992, 1, 29, 0, 0, 0 },<br />                 new int[] { 1996, 1, 29, 0, 0, 0 }, "M");<br />        <br />        <br />         // this seems odd - and will fail if I throw it in as a brute force<br />         // below as it expects the answer to be 12. It's a tricky edge case<br />         assertEqualDuration( "11", new int[] { 1996, 1, 29, 0, 0, 0 },<br />                 new int[] { 1997, 1, 28, 0, 0, 0 }, "M");<br />         // again - this seems odd<br />         assertEqualDuration( "11 28", new int[] { 1996, 1, 29, 0, 0, 0 },<br />                 new int[] { 1997, 1, 28, 0, 0, 0 }, "M d");<br />        <br />     }<br />    <br />     public void testDurationsByBruteForce() {<br />         bruteForce(2006, 0, 1, "d", Calendar.DAY_OF_MONTH);<br />         bruteForce(2006, 0, 2, "d", Calendar.DAY_OF_MONTH);<br />         bruteForce(2007, 1, 2, "d", Calendar.DAY_OF_MONTH);<br />         bruteForce(2004, 1, 29, "d", Calendar.DAY_OF_MONTH);<br />         bruteForce(1996, 1, 29, "d", Calendar.DAY_OF_MONTH);<br /> <br />         bruteForce(1969, 1, 28, "M", Calendar.MONTH);  // tests for 48 years<br />         //bruteForce(1996, 1, 29, "M", Calendar.MONTH);  // this will fail<br />     }<br />    <br />     private int FOUR_YEARS = 365 * 3 + 366;<br />    <br />     // Takes a minute to run, so generally turned off<br /> //    public void testBrutally() {<br /> //        Calendar c = Calendar.getInstance();<br /> //        c.set(2004, 0, 1, 0, 0, 0);<br /> //        for (int i=0; i < FOUR_YEARS; i++) {<br /> //            bruteForce(c.get(Calendar.YEAR), c.get(Calendar.MONTH), c.get(Calendar.DAY_OF_MONTH), "d", Calendar.DAY_OF_MONTH );<br /> //            c.add(Calendar.DAY_OF_MONTH, 1);<br /> //        }<br /> //    }       <br />    <br />     private void bruteForce(int year, int month, int day, String format, int calendarType) {<br />         String msg = year + "-" + month + "-" + day + " to ";<br />         Calendar c = Calendar.getInstance();<br />         c.set(year, month, day, 0, 0, 0);<br />         int[] array1 = new int[] { year, month, day, 0, 0, 0 };<br />         int[] array2 = new int[] { year, month, day, 0, 0, 0 };<br />         for (int i=0; i < FOUR_YEARS; i++) {<br />             array2[0] = c.get(Calendar.YEAR);<br />             array2[1] = c.get(Calendar.MONTH);<br />             array2[2] = c.get(Calendar.DAY_OF_MONTH);<br />             String tmpMsg = msg + array2[0] + "-" + array2[1] + "-" + array2[2] + " at ";<br />             assertEqualDuration( tmpMsg + i, Integer.toString(i), array1, array2, format );<br />             c.add(calendarType, 1);<br />         }<br />     }<br /> <br />     private void assertEqualDuration(String expected, int[] start, int[] end, String format) {<br />         assertEqualDuration(null, expected, start, end, format);<br />     }<br />     private void assertEqualDuration(String message, String expected, int[] start, int[] end, String format) {<br />         Calendar cal1 = Calendar.getInstance();<br />         cal1.set(start[0], start[1], start[2], start[3], start[4], start[5]);<br />         cal1.set(Calendar.MILLISECOND, 0);<br />         Calendar cal2 = Calendar.getInstance();<br />         cal2.set(end[0], end[1], end[2], end[3], end[4], end[5]);<br />         cal2.set(Calendar.MILLISECOND, 0);<br />         long milli1 = cal1.getTime().getTime();<br />         long milli2 = cal2.getTime().getTime();<br />         String result = DurationFormatUtils.formatPeriod(milli1, milli2, format);<br />         if (message == null) {<br />             assertEquals(expected, result);<br />         } else {<br />             assertEquals(message, expected, result);<br />         }<br />     }<br /> <br />     private void assertArrayEquals(DurationFormatUtils.Token[] obj1, DurationFormatUtils.Token[] obj2) {<br />         assertEquals("Arrays are unequal length. ", obj1.length, obj2.length);<br />         for (int i = 0; i < obj1.length; i++) {<br />             assertTrue("Index " + i + " not equal, " + obj1[i] + " vs " + obj2, obj1[i].equals(obj2[i]));<br />         }<br />     }<br /> <br /> }<br /> <div class="separator" style="clear: both; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEht1RTWgWND5R_L7JA8YXp_Z1rPvN-UjVB4B9n_JgFdG5kSj15Fq1lL5SC15ZsdgRP2ZjnlyOTVyOUcpIB_RYdxuofp6Z8AiLmVj7CFHblcnb2zeTZZJC0N38yO3CnvesxV9p0N6w3RU4OQ/s1600/calendar.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEht1RTWgWND5R_L7JA8YXp_Z1rPvN-UjVB4B9n_JgFdG5kSj15Fq1lL5SC15ZsdgRP2ZjnlyOTVyOUcpIB_RYdxuofp6Z8AiLmVj7CFHblcnb2zeTZZJC0N38yO3CnvesxV9p0N6w3RU4OQ/s1600/calendar.png" /></a></div> <div> <br /></div> </div>

Java Duration Format Utils

DurationFormatUtils is used to format Duration/ difference Between Dates /*  * Licensed to the Apache Software Foundation (ASF) under on...

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