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package com.viaoa.scheduler;
import java.util.ArrayList;
import com.viaoa.datasource.OASelect;
import com.viaoa.hub.Hub;
import com.viaoa.object.OAFinder;
import com.viaoa.object.OALinkInfo;
import com.viaoa.object.OAObject;
import com.viaoa.object.OAObjectCacheDelegate;
import com.viaoa.object.OAObjectReflectDelegate;
import com.viaoa.object.OAObjectSchedulerDelegate;
import com.viaoa.scheduler.OAScheduler;
import com.viaoa.util.OADate;
import com.viaoa.util.OADateTime;
import com.viaoa.util.OAPropertyPath;
import com.viaoa.util.OAString;
import com.viaoa.util.OATime;
/*
* Used to set date[time] property values for an Hub.activeObject that has calendar properties.
* Includes an OAScheduler callback that can be used to assist in selecting a date[time].
*
* @param from object
* @param scheduler object
*
* @author vvia
*/
public class OASchedulerController {
// can use either datetime or date+time properties
private String ppDateTimeFrom;
private String ppDateTimeTo;
private String ppDateFrom;
private String ppTimeFrom;
private String ppDateTo;
private String ppTimeTo;
private Hub hubFrom;
private String ppSchedule;
private Hub hubDetail;
private Hub hubLink;
/** type of schedule
1: m obj -> 1 sch => a single timeslot can have many objects sharing it, and can not change the dt
2: 1 obj -> 1 sch => a single timeslot owns a schedule, and can change the dt
3: obj -> m objx -> m sch => using a link object, that is created when the timeslot is choosen, and the timeslot dt cant be changed
4: obj -> m objx -> 1 sch => using a link object, that is created when the timeslot is choosen, and the timeslot dt can be changed
*/
private int type;
/**
* Create a new scheduler panel, that allows user to find an available datetime slot to schedule the active object in hubFrom.
* @param hubFrom object that is being scheduled.
* @param hubLink (optional) link hub that has the reference schedule object
* @param ppSchedule property path to the schedule reference (OAOne) link object.
* @param ppDisplay property from schedule to use for display/renderer.
* @param ppDateFrom property from schedule object
* @param ppTimeFrom property from schedule object
* @param ppDateTo property from schedule object
* @param ppTimeTo property from schedule object
*/
public OASchedulerController(Hub hubFrom, Hub hubLink, String ppSchedule, String ppDateFrom, String ppTimeFrom, String ppDateTo, String ppTimeTo) {
this.hubFrom = hubFrom;
this.hubLink = hubLink;
this.ppSchedule = ppSchedule;
this.ppDateFrom = ppDateFrom;
this.ppTimeFrom = ppTimeFrom;
this.ppDateTo = ppDateTo;
this.ppTimeTo = ppTimeTo;
setup();
}
public OASchedulerController(Hub hubFrom, String ppSchedule, String ppDateFrom, String ppTimeFrom, String ppDateTo, String ppTimeTo) {
this.hubFrom = hubFrom;
// this.hubLink =
this.ppSchedule = ppSchedule;
this.ppDateFrom = ppDateFrom;
this.ppTimeFrom = ppTimeFrom;
this.ppDateTo = ppDateTo;
this.ppTimeTo = ppTimeTo;
setup();
}
/**
* Constructor that uses datetime properties (instead of date & time)
* @param hubFrom
* @param ppSchedule
* @param ppDisplay
* @param ppDateTimeFrom
* @param ppDateTimeTo
*/
public OASchedulerController(Hub hubFrom, Hub hubLink, String ppSchedule, String ppDateTimeFrom, String ppDateTimeTo) {
this.hubFrom = hubFrom;
this.hubLink = hubLink;
this.ppSchedule = ppSchedule;
this.ppDateTimeFrom = ppDateTimeFrom;
this.ppDateTimeTo = ppDateTimeTo;
setup();
}
public OASchedulerController(Hub hubFrom, String ppSchedule, String ppDateTimeFrom, String ppDateTimeTo) {
this.hubFrom = hubFrom;
// this.hubLink =
this.ppSchedule = ppSchedule;
this.ppDateTimeFrom = ppDateTimeFrom;
this.ppDateTimeTo = ppDateTimeTo;
setup();
}
public int getType() {
return this.type;
}
public Hub getDetailHub() {
return hubDetail;
}
public String getFromDateProperty() {
if (ppDateFrom != null) return ppDateFrom;
return ppDateTimeFrom;
}
protected void setup() {
if (hubFrom == null) return;
hubDetail = hubFrom.getDetailHub(ppSchedule);
OAPropertyPath pp = new OAPropertyPath(hubFrom.getObjectClass(), ppSchedule);
OAPropertyPath ppRev = pp.getReversePropertyPath();
OALinkInfo[] lis = ppRev == null ? null : ppRev.getLinkInfos();
if (lis == null || lis.length == 0) {
// no-op
}
else if (lis.length == 1 && lis[0].getType() == OALinkInfo.TYPE_MANY) {
type = 1;
}
else if (lis.length == 1 && lis[0].getType() == OALinkInfo.TYPE_ONE) {
type = 2;
}
else if (lis.length == 2 && lis[1].getType() == OALinkInfo.TYPE_MANY) {
type = 3;
}
else if (lis.length == 2 && lis[1].getType() == OALinkInfo.TYPE_ONE) {
type = 4;
}
else {
throw new RuntimeException("invalid type of relationship between the hub object the schedule object");
}
}
/**
* Called to call the Hub activeObject scheduler callback. Uses OAObjectSchedulerDelegate.getScheduler(..) to create and populate an OAScheduler.
* @param date
* @return
*/
public OAScheduler getSchedulerCallback(OADate date) {
F obj = hubFrom.getAO();
OAScheduler sch = OAObjectSchedulerDelegate.getScheduler(obj, ppSchedule, date);
return sch;
}
/**
* Called to update the active object's schedule object's date & time values.
* @param objSchedule schedule object that was selected (can be null)
* @param dtFrom begin date/time slot selected
* @param dtTo end date/time slot selected
*/
public void set(final OADateTime dtFrom, final OADateTime dtTo) {
if (dtFrom == null) return;
if (dtTo == null) return;
if (hubDetail == null) return;
final F obj = hubFrom.getAO();
if (obj == null) return;
// see if date/time is already used for this object
OAFinder f = new OAFinder(hubFrom, ppSchedule) {
@Override
protected boolean isUsed(OAObject obj) {
if (ppDateTimeFrom != null) {
Object objx = obj.getProperty(ppDateTimeFrom);
if (objx == null || !objx.equals(dtFrom)) return false;
Object bjx = obj.getProperty(ppDateTimeTo);
if (objx == null || !objx.equals(dtTo)) return false;
}
else {
Object objx = obj.getProperty(ppDateFrom);
if (objx == null || !objx.equals(dtFrom)) return false;
objx = obj.getProperty(ppDateTo);
if (objx == null || !objx.equals(dtTo)) return false;
}
return true;
}
};
OAObject objx = f.findFirst(obj);
if (objx != null) {
if (hubLink != null) {
// set AO
OAPropertyPath pp = new OAPropertyPath(hubFrom.getObjectClass(), ppSchedule);
hubLink.find(pp.getLastPropertyName(), objx, true);
}
return; // already used
}
OAObject objSchedule = (OAObject) obj.getProperty(ppSchedule);
if (objSchedule == null) {
if (type == 2 || type == 4) {
// see if there is an existing scheduler in the object cache
OAFinder finder = new OAFinder();
if (ppDateTimeFrom != null) {
finder.addEqualFilter(ppDateTimeFrom, dtFrom);
if (ppDateTimeTo != null) finder.addEqualFilter(ppDateTimeTo, dtTo);
}
else {
if (ppDateFrom != null) finder.addEqualFilter(ppDateFrom, new OADate(dtFrom));
if (ppTimeFrom != null) finder.addEqualFilter(ppTimeFrom, new OATime(dtFrom));
if (ppDateTo != null) finder.addEqualFilter(ppDateTo, new OADate(dtTo));
if (ppTimeTo != null) finder.addEqualFilter(ppTimeTo, new OATime(dtTo));
}
objSchedule = (OAObject) OAObjectCacheDelegate.find(hubDetail.getObjectClass(), finder);
if (objSchedule == null) {
// need to check datasource
String sql = "";
ArrayList al = new ArrayList();
if (ppDateTimeFrom != null) {
sql = ppDateTimeFrom + " = ?";
al.add(dtFrom);
if (ppDateTimeTo != null) {
sql += " AND " + ppDateTimeTo + " = ?";
al.add(dtTo);
}
}
else {
if (ppDateFrom != null) {
sql += OAString.append(sql, ppDateFrom + " = ?", " AND ");
al.add(new OADate(dtFrom));
}
if (ppTimeFrom != null) {
sql += OAString.append(sql, ppTimeFrom + " = ?", " AND ");
al.add(new OATime(dtFrom));
}
if (ppDateTo != null) {
sql += OAString.append(sql, ppDateTo + " = ?", " AND ");
al.add(new OADate(dtTo));
}
if (ppTimeTo != null) {
sql += OAString.append(sql, ppTimeTo + " = ?", " AND ");
al.add(new OATime(dtTo));
}
}
OASelect sel = new OASelect(hubDetail.getObjectClass());
Object[] params = new Object[al.size()];
al.toArray(params);
sel.select(sql, params);
objSchedule = sel.next();
}
}
}
else {
if (type == 1 || type == 3) {
// need to create a new schedule object since the schedule object is shared
objSchedule = null;
}
}
boolean bNew = false;
if (objSchedule == null) {
objSchedule = (OAObject) OAObjectReflectDelegate.createNewObject(hubDetail.getObjectClass());
bNew = true;
}
if (bNew || type == 2 || type == 4) {
if (ppDateTimeFrom != null) {
objSchedule.setProperty(ppDateTimeFrom, dtFrom);
if (ppDateTimeTo != null) objSchedule.setProperty(ppDateTimeTo, dtTo);
}
else {
if (ppDateFrom != null) objSchedule.setProperty(ppDateFrom, new OADate(dtFrom));
if (ppTimeFrom != null) objSchedule.setProperty(ppTimeFrom, new OATime(dtFrom));
if (ppDateTo != null) objSchedule.setProperty(ppDateTo, new OADate(dtTo));
if (ppTimeTo != null) objSchedule.setProperty(ppTimeTo, new OATime(dtTo));
}
}
// assign the schedule object
if (type == 1) {
obj.setProperty(ppSchedule, objSchedule);
}
else if (type == 2) {
if (bNew) obj.setProperty(ppSchedule, objSchedule);
}
else if (type == 3 || type == 4) {
OAPropertyPath pp = new OAPropertyPath(hubFrom.getObjectClass(), ppSchedule);
Hub hubx = (Hub) obj.getProperty(pp.getProperties()[0]);
objx = (OAObject) OAObjectReflectDelegate.createNewObject(hubx.getObjectClass());
objx.setProperty(pp.getProperties()[1], objSchedule);
hubx.add(objx);
if (hubLink != null) hubLink.setAO(objx);
}
}
}
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