Java tutorial
/******************************************************************************* * Copyright 2016 Intuit * * 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 com.intuit.wasabi.assignmentobjects; import org.apache.commons.lang3.builder.EqualsBuilder; import org.apache.commons.lang3.builder.HashCodeBuilder; import java.util.Date; import java.util.Calendar; // Returns the partition key for a given timestamp. public class DateHour { private Date day_hour; public void setDateHour(Date date) { Calendar cal = Calendar.getInstance(); cal.setTime(date); cal.set(Calendar.MINUTE, 0); cal.set(Calendar.SECOND, 0); cal.set(Calendar.MILLISECOND, 0); this.day_hour = cal.getTime(); } public Date getDayHour() { return this.day_hour; } @Override public int hashCode() { return HashCodeBuilder.reflectionHashCode(this); } @Override public boolean equals(Object obj) { return EqualsBuilder.reflectionEquals(this, obj); } }