| /* |
| * Copyright 2009-2011 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.asterix.om.base; |
| |
| import edu.uci.ics.asterix.common.exceptions.AsterixException; |
| import edu.uci.ics.asterix.om.base.temporal.GregorianCalendarSystem; |
| import edu.uci.ics.asterix.om.types.BuiltinType; |
| import edu.uci.ics.asterix.om.types.IAType; |
| import edu.uci.ics.asterix.om.visitors.IOMVisitor; |
| |
| /** |
| * ADate type represents dates in a gregorian calendar system. |
| */ |
| public class ADate implements IAObject { |
| |
| /** |
| * the number of full calendar days since the 1970-01-01 represented by the date value. |
| */ |
| protected int chrononTimeInDay; |
| |
| private static long CHRONON_OF_DAY = 24 * 60 * 60 * 1000; |
| |
| public ADate(int chrononTimeInDay) { |
| this.chrononTimeInDay = chrononTimeInDay; |
| } |
| |
| public IAType getType() { |
| return BuiltinType.ADATE; |
| } |
| |
| public boolean equals(Object o) { |
| if (!(o instanceof ADate)) { |
| return false; |
| } else { |
| return ((ADate) o).chrononTimeInDay == this.chrononTimeInDay; |
| } |
| } |
| |
| @Override |
| public int hashCode() { |
| return chrononTimeInDay; |
| } |
| |
| @Override |
| public void accept(IOMVisitor visitor) throws AsterixException { |
| visitor.visitADate(this); |
| } |
| |
| @Override |
| public boolean deepEqual(IAObject obj) { |
| return equals(obj); |
| } |
| |
| @Override |
| public int hash() { |
| return hashCode(); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder sbder = new StringBuilder(); |
| sbder.append("ADate: { "); |
| GregorianCalendarSystem.getInstance().getExtendStringRepWithTimezoneUntilField( |
| chrononTimeInDay * CHRONON_OF_DAY, 0, sbder, GregorianCalendarSystem.Fields.YEAR, |
| GregorianCalendarSystem.Fields.DAY); |
| sbder.append(" }"); |
| return sbder.toString(); |
| } |
| |
| public int getChrononTimeInDays() { |
| return chrononTimeInDay; |
| } |
| } |