| /* |
| * Copyright 2003-2007 the original author or authors. |
| * |
| * 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. |
| */ |
| package groovy.time; |
| |
| import java.util.Calendar; |
| import java.util.Date; |
| |
| import org.codehaus.groovy.runtime.TimeCategory; |
| |
| /** |
| * @author John Wilson tug@wilson.co.uk |
| * <p/> |
| * DatumDependentDuration represents durations whose length in milliseconds cannot be determined withou knowing the datum point. |
| * <p/> |
| * I don't know how many days in a year unless I know if it's a leap year or not. |
| * <p/> |
| * I don't know how many days in a month unless I know the name of the month (and if it's a leap yaer if the month is February) |
| */ |
| public class DatumDependentDuration extends BaseDuration { |
| public DatumDependentDuration(final int years, final int months, final int days, final int hours, final int minutes, final int seconds, final int millis) { |
| super(years, months, days, hours, minutes, seconds, millis); |
| } |
| |
| public int getMonths() { |
| return this.months; |
| } |
| |
| public int getYears() { |
| return this.years; |
| } |
| |
| public DatumDependentDuration plus(final DatumDependentDuration rhs) { |
| return new DatumDependentDuration(this.getYears() + rhs.getYears(), this.getMonths() + rhs.getMonths(), |
| this.getDays() + rhs.getDays(), this.getHours() + rhs.getHours(), |
| this.getMinutes() + rhs.getMinutes(), this.getSeconds() + rhs.getSeconds(), |
| this.getMillis() + rhs.getMillis()); |
| } |
| |
| public DatumDependentDuration plus(final TimeDatumDependentDuration rhs) { |
| return rhs.plus(this); |
| } |
| |
| public DatumDependentDuration plus(final Duration rhs) { |
| return new DatumDependentDuration(this.getYears(), this.getMonths(), |
| this.getDays() + rhs.getDays(), this.getHours() + rhs.getHours(), |
| this.getMinutes() + rhs.getMinutes(), this.getSeconds() + rhs.getSeconds(), |
| this.getMillis() + rhs.getMillis()); |
| |
| } |
| |
| public DatumDependentDuration plus(final TimeDuration rhs) { |
| return rhs.plus(this); |
| |
| } |
| |
| public DatumDependentDuration minus(final DatumDependentDuration rhs) { |
| return new DatumDependentDuration(this.getYears() - rhs.getYears(), this.getMonths() - rhs.getMonths(), |
| this.getDays() - rhs.getDays(), this.getHours() - rhs.getHours(), |
| this.getMinutes() - rhs.getMinutes(), this.getSeconds() - rhs.getSeconds(), |
| this.getMillis() - rhs.getMillis()); |
| |
| } |
| |
| public DatumDependentDuration minus(final Duration rhs) { |
| return new DatumDependentDuration(this.getYears(), this.getMonths(), |
| this.getDays() - rhs.getDays(), this.getHours() - rhs.getHours(), |
| this.getMinutes() - rhs.getMinutes(), this.getSeconds() - rhs.getSeconds(), |
| this.getMillis() - rhs.getMillis()); |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see groovy.time.BaseDuration#toMilliseconds() |
| * |
| * Do our best to change the duration into milliseconds |
| * We calculate the duration relative to now |
| */ |
| public long toMilliseconds() { |
| final Date now = new Date(); |
| return TimeCategory.minus(plus(now), now).toMilliseconds(); |
| } |
| |
| public Date getAgo() { |
| final Calendar cal = Calendar.getInstance(); |
| |
| cal.add(Calendar.YEAR, -this.getYears()); |
| cal.add(Calendar.MONTH, -this.getMonths()); |
| cal.add(Calendar.DAY_OF_YEAR, -this.getDays()); |
| cal.add(Calendar.HOUR_OF_DAY, -this.getHours()); |
| cal.add(Calendar.MINUTE, -this.getMinutes()); |
| cal.add(Calendar.SECOND, -this.getSeconds()); |
| cal.add(Calendar.MILLISECOND, -this.getMillis()); |
| |
| // |
| // SqlDate should not really care about these values but it seems to "remember" them |
| // so we clear them. We do the adds first in case we get carry into the day field. |
| // |
| cal.set(Calendar.HOUR_OF_DAY, 0); |
| cal.set(Calendar.MINUTE, 0); |
| cal.set(Calendar.SECOND, 0); |
| cal.set(Calendar.MILLISECOND, 0); |
| |
| return new java.sql.Date(cal.getTimeInMillis()); |
| } |
| |
| public From getFrom() { |
| return new From() { |
| public Date getNow() { |
| final Calendar cal = Calendar.getInstance(); |
| |
| cal.add(Calendar.YEAR, DatumDependentDuration.this.getYears()); |
| cal.add(Calendar.MONTH, DatumDependentDuration.this.getMonths()); |
| cal.add(Calendar.DAY_OF_YEAR, DatumDependentDuration.this.getDays()); |
| cal.add(Calendar.HOUR_OF_DAY, DatumDependentDuration.this.getHours()); |
| cal.add(Calendar.MINUTE, DatumDependentDuration.this.getMinutes()); |
| cal.add(Calendar.SECOND, DatumDependentDuration.this.getSeconds()); |
| cal.add(Calendar.MILLISECOND, DatumDependentDuration.this.getMillis()); |
| |
| // |
| // SqlDate should not really care about these values but it seems to "remember" them |
| // so we clear them. We do the adds first in case we get carry into the day field. |
| // |
| cal.set(Calendar.HOUR_OF_DAY, 0); |
| cal.set(Calendar.MINUTE, 0); |
| cal.set(Calendar.SECOND, 0); |
| cal.set(Calendar.MILLISECOND, 0); |
| |
| return new java.sql.Date(cal.getTimeInMillis()); |
| } |
| }; |
| } |
| } |