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/*******************************************************************************
* Copyright (c) 2004 - 2006 University Of British Columbia and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* University Of British Columbia - initial API and implementation
*******************************************************************************/
package org.eclipse.mylar.tasks.core;
import java.text.DateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
/**
* @author Rob Elves
* @author Mik Kersten
*/
public class DateRangeContainer extends AbstractTaskContainer {
private Set<DateRangeActivityDelegate> dateRangeDelegates = new HashSet<DateRangeActivityDelegate>();
private Map<DateRangeActivityDelegate, Long> taskToDuration = new HashMap<DateRangeActivityDelegate, Long>();
private Calendar startDate;
private Calendar endDate;
private long totalElapsed = 0;
private long totalEstimated = 0;
public DateRangeContainer(GregorianCalendar startDate, GregorianCalendar endDate, String description) {
super(description);
this.startDate = startDate;
this.endDate = endDate;
}
public DateRangeContainer(Calendar startDate, Calendar endDate, String description) {
super(description);
this.startDate = startDate;
this.endDate = endDate;
}
public DateRangeContainer(GregorianCalendar startDate, GregorianCalendar endDate) {
super(DateFormat.getDateInstance(DateFormat.FULL).format(startDate.getTime()) + " to "
+ DateFormat.getDateInstance(DateFormat.FULL).format(endDate.getTime()));
// super(startDate.hashCode() + endDate.hashCode() + "");
// String start =
// DateFormat.getDateInstance(DateFormat.FULL).format(startDate.getTime());
// String end =
// DateFormat.getDateInstance(DateFormat.FULL).format(endDate.getTime());
// this.description = start + " to " + end;
this.startDate = startDate;
this.endDate = endDate;
}
public DateRangeContainer(Date time, Date time2, String description) {
super(description);
startDate = new GregorianCalendar();
startDate.setTime(time);
endDate = new GregorianCalendar();
endDate.setTime(time2);
// this.description = summary;
}
public boolean includes(Calendar cal) {
return (startDate.getTimeInMillis() <= cal.getTimeInMillis())
&& (endDate.getTimeInMillis() >= cal.getTimeInMillis());
}
public void clear() {
totalEstimated = 0;
totalElapsed = 0;
taskToDuration.clear();
dateRangeDelegates.clear();
super.clear();
}
public void addTask(DateRangeActivityDelegate taskWrapper) {
long taskActivity = taskWrapper.getActivity();
if (taskActivity < 0)
taskActivity = 0;
totalElapsed += taskActivity;
dateRangeDelegates.remove(taskWrapper);
dateRangeDelegates.add(taskWrapper);
if (taskToDuration.containsKey(taskWrapper)) {
long previous = taskToDuration.get(taskWrapper);
long newDuration = previous + taskActivity;
taskToDuration.put(taskWrapper, newDuration);
} else {
taskToDuration.put(taskWrapper, taskActivity);
}
super.add(taskWrapper.getCorrespondingTask());
}
public void remove(DateRangeActivityDelegate taskWrapper) {
dateRangeDelegates.remove(taskWrapper);
super.remove(taskWrapper.getCorrespondingTask());
}
public Calendar getStart() {
return startDate;
}
public Calendar getEnd() {
return endDate;
}
public long getTotalElapsed() {
return totalElapsed;
}
public long getElapsed(DateRangeActivityDelegate taskWrapper) {
if (taskToDuration.containsKey(taskWrapper)) {
return taskToDuration.get(taskWrapper);
} else {
return 0;
}
}
public long getTotalEstimated() {
totalEstimated = 0;
for (ITask task : dateRangeDelegates) {
totalEstimated += task.getEstimateTimeHours();
}
return totalEstimated;
}
public boolean isArchive() {
return false;
}
public void setIsArchive(boolean isArchive) {
// ignore
}
public String getPriority() {
return "";
}
@Override
public void setHandleIdentifier(String id) {
// ignore
}
public Set<DateRangeActivityDelegate> getDateRangeDelegates() {
return dateRangeDelegates;
}
public boolean isFuture() {
return !isPresent() && getStart().after(Calendar.getInstance());
}
public boolean isPresent() {
return getStart().before(Calendar.getInstance()) && getEnd().after(Calendar.getInstance());
}
@Override
public int hashCode() {
final int PRIME = 31;
int result = 1;
result = PRIME * result + ((startDate == null) ? 0 : startDate.hashCode());
result = PRIME * result + ((endDate == null) ? 0 : endDate.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
final DateRangeContainer other = (DateRangeContainer) obj;
if (startDate == null) {
if (other.startDate != null)
return false;
} else if (!startDate.equals(other.startDate))
return false;
if (endDate == null) {
if (other.endDate != null)
return false;
} else if (!endDate.equals(other.endDate))
return false;
return true;
}
@Override
public boolean isLocal() {
return true;
}
/**
* The handle for most containers is their summary. Override to specify a
* different natural ordering.
*/
@Override
public int compareTo(ITaskListElement taskListElement) {
return startDate.compareTo(((DateRangeContainer) taskListElement).startDate);
}
}
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