pl.edu.agh.cast.ui.navigator
Class DiagramFile

java.lang.Object
  pl.edu.agh.cast.ui.navigator.DiagramFile

public class DiagramFile
extends java.lang.Object

A wrapper for holding a File (probably) containing a serialized IDiagram. Necessary for lazy-loading diagrams in the NavigatorTreeView.

Author:

awos

Constructor Summary

DiagramFile(org.eclipse.core.resources.IFile f)
Creates a wrapper for a diagram file, trying to read its diagram settings from it.

Method Summary

IDiagramSettings	getDiagramSettings() Gets diagram settings
org.eclipse.core.resources.IFile	getFile()
IDiagram	readDiagram() Tries to read diagram from underlying file

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DiagramFile

public DiagramFile(org.eclipse.core.resources.IFile f)

Creates a wrapper for a diagram file, trying to read its diagram settings from it.

Parameters:

f - file to wrap

Throws:

java.lang.IllegalArgumentException - when file is not a correct diagram file

Method Detail

getFile

public org.eclipse.core.resources.IFile getFile()

readDiagram

public IDiagram readDiagram()

Tries to read diagram from underlying file

Returns:

diagram, if it can be read successfully, or null if diagram cannot be read (e.g. because of a new version etc.)

getDiagramSettings

public IDiagramSettings getDiagramSettings()

Gets diagram settings

Returns:

non-null diagram settings