com.thruzero.common.core.support.Time.java Source code

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Here is the source code for com.thruzero.common.core.support.Time.java

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/*
 *   Copyright 2010 George Norman
 *
 *   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.thruzero.common.core.support;

import org.apache.commons.lang3.StringUtils;

/**
 * An instance of this class represents the time of day. It supports 12 and 24-hour mode.
 *
 * @author George Norman
 */
public class Time implements Comparable<Time> {
    private boolean mode24Hr = true;
    private byte hours;
    private byte minutes;

    public byte getHours() {
        return hours;
    }

    public void setHours(final byte hours) {
        this.hours = hours;
    }

    public byte getMinutes() {
        return minutes;
    }

    public void setMinutes(final byte minutes) {
        this.minutes = minutes;
    }

    public boolean isMode24Hr() {
        return mode24Hr;
    }

    public void setMode24Hr(final boolean mode24Hr) {
        this.mode24Hr = mode24Hr;
    }

    /**
     * @return true if hours or minutes are set
     */
    public boolean isSet() {
        return hours != 0 || minutes != 0;
    }

    public boolean isBefore(final Time otherTime) {
        boolean result = hours < otherTime.getHours() || minutes < otherTime.getMinutes();

        return result;
    }

    @Override
    public String toString() {
        return StringUtils.leftPad(Byte.toString(hours), 2, "0") + ":"
                + StringUtils.leftPad(Byte.toString(minutes), 2, "0");
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + hours;
        result = prime * result + minutes;
        result = prime * result + (mode24Hr ? 1231 : 1237);
        return result;
    }

    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }

        if (obj == null) {
            return false;
        }

        if (getClass() != obj.getClass()) {
            return false;
        }

        return compareTo((Time) obj) == 0;
    }

    @Override
    public int compareTo(final Time o) {
        int result = 0;

        if (hours > o.hours) {
            result = 1;
        } else if (hours < o.hours) {
            result = -1;
        } else {
            if (minutes > o.minutes) {
                result = 1;
            } else if (minutes < o.minutes) {
                result = -1;
            }
        }

        return result;
    }
}