#632: Implement support for starting point of intervals

src/main/java/com/cronutils/descriptor/DescriptionStrategy.java

@@ -157,7 +157,7 @@ protected String describe(final Between between, final boolean and) {
 	protected String describe(final Every every, final boolean and) {
 		String description;
 		if (every.getPeriod().getValue() > 1) {
-			description = String.format("%s %s ", bundle.getString(EVERY), nominalValue(every.getPeriod()))
+			description = String.format("%s %s ", bundle.getString(EVERY), every.getPeriod())
 					+ " replace_plural ";
 		} else {
 			description = bundle.getString(EVERY) + " %s ";
@@ -167,6 +167,10 @@ protected String describe(final Every every, final boolean and) {
 			description += MessageFormat.format(bundle.getString("between_x_and_y"), nominalValue(between.getFrom()),
 					nominalValue(between.getTo())) + WHITE_SPACE;
 		}
+		if (every.getExpression() instanceof On) {
+			final On on = (On) every.getExpression();
+			description += bundle.getString("from") + " %s " + nominalValue(on.getTime());
+		}
 		return description;
 	}
 

src/main/resources/com/cronutils/CronUtilsI18N.properties

@@ -2,6 +2,7 @@ between_x_and_y=between {0} and {1}
 every=every
 and=and
 at=at
+from=from
 day=day
 days=days
 hour=hour

src/main/resources/com/cronutils/CronUtilsI18N_de.properties

@@ -2,6 +2,7 @@ between_x_and_y=zwischen {0} und {1}
 every=jede
 and=und
 at=um
+from=von
 day=Tag
 days=Tage
 hour=Stunde

src/main/resources/com/cronutils/CronUtilsI18N_el.properties

@@ -2,6 +2,7 @@ between_x_and_y=\u03BC\u03B5\u03C4\u03B1\u03BE\u03CD {0} \u03BA\u03B1\u03B9 {1}
 every=\u03BA\u03AC\u03B8\u03B5
 and=\u03BA\u03B1\u03B9
 at=\u03C3\u03C4\u03BF/\u03C3\u03C4\u03B7/\u03C3\u03C4\u03B9\u03C2/\u03C4\u03B7
+from=\u03B1\u03C0\u03CC
 day=\u03BC\u03AD\u03C1\u03B1
 days=\u03BC\u03AD\u03C1\u03B5\u03C2
 hour=\u03CE\u03C1\u03B1

src/main/resources/com/cronutils/CronUtilsI18N_en.properties

@@ -2,6 +2,7 @@ between_x_and_y=between {0} and {1}
 every=every
 and=and
 at=at
+from=from
 day=day
 days=days
 hour=hour

src/main/resources/com/cronutils/CronUtilsI18N_es.properties

@@ -2,6 +2,7 @@ between_x_and_y=entre {0} y {1}
 every=cada
 and=y
 at=en
+from=de
 day=dia
 days=dias
 hour=hora
@@ -21,6 +22,6 @@ last=ultimo
 the_nearest_weekday_to_the=dia de semana mas cercano a
 last_day_of_month=ultimo dia del mes
 last_weekday_of_month=ultimo dia de semana del mes
-day_before_last_day_of_month=un d�a antes del �ltimo d�a del mes
-days_before_last_day_of_month={0} d�as antes del �ltimo d�a del mes
+day_before_last_day_of_month=un d�a antes del �ltimo d�a del mes
+days_before_last_day_of_month={0} d�as antes del �ltimo d�a del mes
 

src/main/resources/com/cronutils/CronUtilsI18N_fr.properties

@@ -3,6 +3,7 @@ every=chaque
 second=seconde
 and=et
 at=\u00e0
+from=de
 day=jour
 hour=heure
 hours=heures

src/main/resources/com/cronutils/CronUtilsI18N_id.properties

@@ -2,6 +2,7 @@ between_x_and_y=antara {0} dan {1}
 every=setiap
 and=dan
 at=di
+from=dari
 day=hari
 days=hari
 hour=jam

src/main/resources/com/cronutils/CronUtilsI18N_it.properties

@@ -2,6 +2,7 @@ between_x_and_y=tra {0} e {1}
 every=ogni
 and=e
 at=alle
+from=da
 day=giorno
 days=giorni
 hour=ora

src/main/resources/com/cronutils/CronUtilsI18N_ja.properties

@@ -1,7 +1,8 @@
 between_x_and_y={0}\u3068{1}\u306e\u9593
 every=\u6bce
 and=\u3068
-at=
+at=\u306b
+from=\u304b\u3089
 day=\u65e5
 days=\u65e5
 hour=\u6642

src/main/resources/com/cronutils/CronUtilsI18N_ko.properties

@@ -2,6 +2,7 @@ between_x_and_y={0} ~ {1} \uAE4C\uC9C0
 every=\uB9E4
 and=\uD558\uACE0
 at=\uB9E4
+from=\uC5C6\uC74C
 day=\uC77C
 days=\uC77C
 hour=\uC2DC\uAC04

src/main/resources/com/cronutils/CronUtilsI18N_nl.properties

@@ -2,6 +2,7 @@ between_x_and_y=tussen {0} en {1}
 every=elke
 and=en
 at=om
+from=van
 day=dag
 days=dagen
 hour=uur

src/main/resources/com/cronutils/CronUtilsI18N_pl.properties

@@ -2,6 +2,7 @@ between_x_and_y=mi\u0119dzy {0} oraz {1}
 every=ka\u017Cdy
 and=oraz
 at=o
+from=od
 day=dzie\u0144
 days=dni
 hour=godzina

src/main/resources/com/cronutils/CronUtilsI18N_pt.properties

@@ -3,6 +3,7 @@ every=cada
 second=segundo
 and=e
 at=em
+from=de
 day=dia
 days=dias
 hour=hora

src/main/resources/com/cronutils/CronUtilsI18N_ro.properties

@@ -2,6 +2,7 @@ between_x_and_y=intre {0} si {1}
 every=fiecare
 and=\u015Fi
 at=at
+from=de la
 day=zi
 days=zile
 hour=ora

src/main/resources/com/cronutils/CronUtilsI18N_ru.properties

@@ -2,6 +2,7 @@ between_x_and_y=\u043c\u0435\u0436\u0434\u0443 {0} \u0438 {1}
 every=\u043a\u0430\u0436\u0434\u044b\u0439
 and=\u0438
 at=\u0432
+from=\u0441
 day=\u0434\u0435\u043d\u044c
 days=\u0434\u043d\u0438
 hour=\u0447\u0430\u0441

src/main/resources/com/cronutils/CronUtilsI18N_sw.properties

@@ -2,6 +2,7 @@ between_x_and_y=kutoka {0} hadi {1}
 every=kila
 and=na
 at=mnamo
+from=kutoka
 day=siku
 days=siku
 hour=saa

src/main/resources/com/cronutils/CronUtilsI18N_tr.properties

@@ -2,6 +2,7 @@ between_x_and_y={0} ve {1} aras\u0131nda
 every=her
 and=ve
 at=\u015Fu zamanda :
+from=itibaren
 day=g\u00FCn
 days=g\u00FC
 hour=saat

src/main/resources/com/cronutils/CronUtilsI18N_zh.properties

@@ -2,6 +2,7 @@ between_x_and_y=\u5728{0}\u548c{1}\u4e4b\u95f4
 every=\u6bcf
 and=\u548c
 at=\u5728
+from=\u4ece
 day=\u5929
 days=\u5929
 hour=\u5c0f\u65f6

src/test/java/com/cronutils/Issue440Test.java

@@ -18,7 +18,7 @@ public void testCase1() {
 		CronDescriptor descriptor = CronDescriptor.instance(Locale.UK);
 		String description = descriptor.describe(parser.parse("* 2,1/31 * * * ?"));
 
-		assertEquals("every second at minute 2 and every 31 minutes", description);
+		assertEquals("every second at minute 2 and every 31 minutes from minute 1", description);
 	}
 
 	@Test
@@ -27,6 +27,6 @@ public void testCase2() {
 		CronDescriptor descriptor = CronDescriptor.instance(Locale.UK);
 		String description = descriptor.describe(parser.parse("2,1/31 * * * *"));
 
-		assertEquals("at minute 2 and every 31 minutes", description);
+		assertEquals("at minute 2 and every 31 minutes from minute 1", description);
 	}
 }

src/test/java/com/cronutils/utils/descriptor/CronDescriptorQuartzIntegrationTest.java

@@ -92,12 +92,22 @@ public void testEveryMinuteBetween14and15EveryDay() {
 
     @Test
     public void testEveryFiveMinutesBetween14and15EveryDay() {
-        assertExpression("0 0/5 14 * * ?", "every 5 minutes at 14 hour");
+        assertExpression("0 0/5 14 * * ?", "every 5 minutes from minute 0 at 14 hour");
     }
 
     @Test
     public void testEveryFiveMinutesBetween14and15AndBetween18And19EveryDay() {
-        assertExpression("0 0/5 14,18 * * ?", "every 5 minutes at 14 and 18 hours");
+        assertExpression("0 0/5 14,18 * * ?", "every 5 minutes from minute 0 at 14 and 18 hours");
+    }
+
+    @Test
+    public void testEveryFiveDaysStartingOnDay3OfTheMonth() {
+        assertExpression("0 0 0 3/5 * ?", "at 00:00 every 5 days from day 3");
+    }
+
+    @Test
+    public void testEveryFiveDaysStartingOnTuesday() {
+        assertExpression("0 0 0 ? * 3/5", "at 00:00 every 5 days from day Tuesday");
     }
 
     /**
@@ -113,7 +123,7 @@ public void testEveryDayEveryFourHoursFromHour2() {
      */
     @Test
     public void testDescriptionDayOfWeek() {
-        assertExpression("* 0/1 * ? * TUE", "every second every minute at Tuesday day");
+        assertExpression("* 0/1 * ? * TUE", "every second every minute from minute 0 at Tuesday day");
     }
 
     /**

src/test/java/com/cronutils/utils/descriptor/Issue343Test.java

@@ -30,7 +30,7 @@ public static Stream<Expr> expressions() {
 				new Expr("*/10 * * * * *", "every 10 seconds"),
 				new Expr("0 0 8-10 * * *", "every hour between 8 and 10"),
 				new Expr("0 0 6,19 * * *", "at 6 and 19 hours"),
-				new Expr("0 0/30 8-10 * * *", "every 30 minutes every hour between 8 and 10"),
+				new Expr("0 0/30 8-10 * * *", "every 30 minutes from minute 0 every hour between 8 and 10"),
 				new Expr("0 0 9-17 * * MON-FRI", "every hour between 9 and 17 every day between Monday and Friday")
 		);
 	}