divconq.scheduler.common.ScheduleList.java Source code

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Here is the source code for divconq.scheduler.common.ScheduleList.java

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/* ************************************************************************
#
#  DivConq
#
#  http://divconq.com/
#
#  Copyright:
#    Copyright 2014 eTimeline, LLC. All rights reserved.
#
#  License:
#    See the license.txt file in the project's top-level directory for details.
#
#  Authors:
#    * Andy White
#
************************************************************************ */
package divconq.scheduler.common;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import org.joda.time.DateTime;
import org.joda.time.LocalTime;

import divconq.xml.XElement;

// a list of times during the day to run
// this list knows nothing of what days to run or not run, or
// anything about the date of a ScheduleInstant when it works with one
public class ScheduleList {
    protected List<ScheduleEntry> entries = new ArrayList<ScheduleEntry>();

    public int size() {
        return this.entries.size();
    }

    // next searches only relative to the time of day, not the date
    // return null if no more runs after the param
    public ScheduleEntry next(DateTime at) {
        LocalTime lt = at.toLocalTime();

        for (ScheduleEntry se : this.entries)
            if (se.getTime().isAfter(lt))
                return se;

        return null;
    }

    public boolean anyRequired() {
        for (ScheduleEntry se : this.entries)
            if (se.isRunIfMissed())
                return true;

        return false;
    }

    public void init(XElement config) {
        if (config != null) {
            for (XElement sel : config.selectAll("Schedule")) {
                ScheduleEntry e = new ScheduleEntry();
                e.init(sel);
                this.entries.add(e);
            }
        }

        // default to run at midnight
        if (this.entries.size() == 0) {
            ScheduleEntry e = new ScheduleEntry();
            e.init(null);
            this.entries.add(e);
        }

        Collections.sort(this.entries);
    }
}