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OptaPlanner solves planning problems. This lightweight, embeddable planning engine implements powerful and scalable algorithms to optimize business resource scheduling and planning. This module contains the examples which demonstrate how to use it in a normal Java application.

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/*
 * Copyright 2017 Red Hat, Inc. and/or its affiliates.
 *
 * 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 org.optaplanner.examples.conferencescheduling.domain;

import java.time.Duration;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.List;
import java.util.Set;

import org.optaplanner.examples.common.domain.AbstractPersistable;

public class Timeslot extends AbstractPersistable {

    private LocalDateTime startDateTime;
    private LocalDateTime endDateTime;

    private Set talkTypeSet;
    private Set tagSet;

    public Timeslot() {
    }

    public Timeslot(long id) {
        super(id);
    }

    public LocalDate getDate() {
        return startDateTime.toLocalDate();
    }

    public long getDurationInMinutes() {
        return Duration.between(startDateTime, endDateTime).toMinutes();
    }

    public boolean overlaps(Timeslot other) {
        if (this == other) {
            return true;
        }
        return startDateTime.compareTo(other.endDateTime) < 0
                && other.startDateTime.compareTo(endDateTime) < 0;
    }

    public boolean startsAfter(Timeslot other) {
        return other.endDateTime.compareTo(startDateTime) <= 0;
    }

    public boolean endsBefore(Timeslot other) {
        return endDateTime.compareTo(other.startDateTime) <= 0;
    }

    public boolean hasTag(String tag) {
        return tagSet.contains(tag);
    }

    @Override
    public String toString() {
        return startDateTime + "-" + endDateTime.toLocalTime();
    }

    // ************************************************************************
    // Simple getters and setters
    // ************************************************************************

    public LocalDateTime getStartDateTime() {
        return startDateTime;
    }

    public void setStartDateTime(LocalDateTime startDateTime) {
        this.startDateTime = startDateTime;
    }

    public LocalDateTime getEndDateTime() {
        return endDateTime;
    }

    public void setEndDateTime(LocalDateTime endDateTime) {
        this.endDateTime = endDateTime;
    }

    public Set getTalkTypeSet() {
        return talkTypeSet;
    }

    public void setTalkTypeSet(Set talkTypeSet) {
        this.talkTypeSet = talkTypeSet;
    }

    public Set getTagSet() {
        return tagSet;
    }

    public void setTagSet(Set tagSet) {
        this.tagSet = tagSet;
    }

    // ************************************************************************
    // With methods
    // ************************************************************************

    public Timeslot withTalkTypeSet(Set talkTypeSet) {
        this.talkTypeSet = talkTypeSet;
        return this;
    }

    public Timeslot withStartDateTime(LocalDateTime startDateTime) {
        this.startDateTime = startDateTime;
        return this;
    }

    public Timeslot withEndDateTime(LocalDateTime endDateTime) {
        this.endDateTime = endDateTime;
        return this;
    }

}