Package org.jfree.data.gantt
Class Task
- java.lang.Object
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- org.jfree.data.gantt.Task
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Cloneable
,PublicCloneable
public class Task extends java.lang.Object implements java.lang.Cloneable, PublicCloneable, java.io.Serializable
A simple representation of a task. The task has a description and a duration. You can add sub-tasks to the task.- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description private java.lang.String
description
The task description.private TimePeriod
duration
The time period for the task (estimated or actual).private java.lang.Double
percentComplete
The percent complete (null
is permitted).private static long
serialVersionUID
For serialization.private java.util.List
subtasks
Storage for the sub-tasks (if any).
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Constructor Summary
Constructors Constructor Description Task(java.lang.String description, java.util.Date start, java.util.Date end)
Creates a new task.Task(java.lang.String description, TimePeriod duration)
Creates a new task.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
addSubtask(Task subtask)
Adds a sub-task to the task.boolean
canEqual(java.lang.Object other)
Ensures symmetry between super/subclass implementations of equals.java.lang.Object
clone()
Returns a clone of the task.boolean
equals(java.lang.Object object)
Tests this object for equality with an arbitrary object.java.lang.String
getDescription()
Returns the task description.TimePeriod
getDuration()
Returns the duration (actual or estimated) of the task.java.lang.Double
getPercentComplete()
Returns the percentage complete for this task.Task
getSubtask(int index)
Returns a sub-task.int
getSubtaskCount()
Returns the sub-task count.int
hashCode()
void
removeSubtask(Task subtask)
Removes a sub-task from the task.void
setDescription(java.lang.String description)
Sets the task description.void
setDuration(TimePeriod duration)
Sets the task duration (actual or estimated).void
setPercentComplete(double percent)
Sets the percentage complete for the task.void
setPercentComplete(java.lang.Double percent)
Sets the percentage complete for the task.
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Field Detail
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serialVersionUID
private static final long serialVersionUID
For serialization.- See Also:
- Constant Field Values
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description
private java.lang.String description
The task description.
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duration
private TimePeriod duration
The time period for the task (estimated or actual).
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percentComplete
private java.lang.Double percentComplete
The percent complete (null
is permitted).
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subtasks
private java.util.List subtasks
Storage for the sub-tasks (if any).
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Constructor Detail
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Task
public Task(java.lang.String description, TimePeriod duration)
Creates a new task.- Parameters:
description
- the task description (null
not permitted).duration
- the task duration (null
permitted).
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Task
public Task(java.lang.String description, java.util.Date start, java.util.Date end)
Creates a new task.- Parameters:
description
- the task description (null
not permitted).start
- the start date (null
not permitted).end
- the end date (null
not permitted).
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Method Detail
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getDescription
public java.lang.String getDescription()
Returns the task description.- Returns:
- The task description (never
null
).
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setDescription
public void setDescription(java.lang.String description)
Sets the task description.- Parameters:
description
- the description (null
not permitted).
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getDuration
public TimePeriod getDuration()
Returns the duration (actual or estimated) of the task.- Returns:
- The task duration (possibly
null
).
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setDuration
public void setDuration(TimePeriod duration)
Sets the task duration (actual or estimated).- Parameters:
duration
- the duration (null
permitted).
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getPercentComplete
public java.lang.Double getPercentComplete()
Returns the percentage complete for this task.- Returns:
- The percentage complete (possibly
null
).
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setPercentComplete
public void setPercentComplete(java.lang.Double percent)
Sets the percentage complete for the task.- Parameters:
percent
- the percentage (null
permitted).
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setPercentComplete
public void setPercentComplete(double percent)
Sets the percentage complete for the task.- Parameters:
percent
- the percentage.
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addSubtask
public void addSubtask(Task subtask)
Adds a sub-task to the task.- Parameters:
subtask
- the subtask (null
not permitted).
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removeSubtask
public void removeSubtask(Task subtask)
Removes a sub-task from the task.- Parameters:
subtask
- the subtask.
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getSubtaskCount
public int getSubtaskCount()
Returns the sub-task count.- Returns:
- The sub-task count.
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getSubtask
public Task getSubtask(int index)
Returns a sub-task.- Parameters:
index
- the index.- Returns:
- The sub-task.
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equals
public boolean equals(java.lang.Object object)
Tests this object for equality with an arbitrary object.- Overrides:
equals
in classjava.lang.Object
- Parameters:
object
- the other object (null
permitted).- Returns:
- A boolean.
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canEqual
public boolean canEqual(java.lang.Object other)
Ensures symmetry between super/subclass implementations of equals. For more detail, see http://jqno.nl/equalsverifier/manual/inheritance.- Parameters:
other
- Object- Returns:
- true ONLY if the parameter is THIS class type
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hashCode
public int hashCode()
- Overrides:
hashCode
in classjava.lang.Object
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clone
public java.lang.Object clone() throws java.lang.CloneNotSupportedException
Returns a clone of the task.- Specified by:
clone
in interfacePublicCloneable
- Overrides:
clone
in classjava.lang.Object
- Returns:
- A clone.
- Throws:
java.lang.CloneNotSupportedException
- never thrown by this class, but subclasses may not support cloning.
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