| java.lang.Object | |
| ↳ | org.jfree.chart.servlet.ChartDeleter |
Class Overview
Used for deleting charts from the temporary directory when the users session expires.
Summary
| Public Constructors | |||||||||||
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Blank constructor.
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| Public Methods | |||||||||||
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Add a chart to be deleted when the session expires
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Checks to see if a chart is in the list of charts to be deleted
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Binding this object to the session has no additional effects.
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When this object is unbound from the session (including upon session
expiry) the files that have been added to the ArrayList are iterated
and deleted.
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[Expand]
Inherited Methods | |||||||||||
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From class
java.lang.Object
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Public Constructors
public ChartDeleter ()
Blank constructor.
Public Methods
public void addChart (String filename)
Add a chart to be deleted when the session expires
Parameters
| filename | the name of the chart in the temporary directory to be deleted. |
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public boolean isChartAvailable (String filename)
Checks to see if a chart is in the list of charts to be deleted
Parameters
| filename | the name of the chart in the temporary directory. |
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Returns
- A boolean value indicating whether the chart is present in the list.
public void valueBound (HttpSessionBindingEvent event)
Binding this object to the session has no additional effects.
Parameters
| event | the session bind event. |
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public void valueUnbound (HttpSessionBindingEvent event)
When this object is unbound from the session (including upon session expiry) the files that have been added to the ArrayList are iterated and deleted.
Parameters
| event | the session unbind event. |
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