diff --git a/jMemorizeUMLBefore b/jMemorizeUMLBefore
new file mode 100644
index 0000000..6727aac
--- /dev/null
+++ b/jMemorizeUMLBefore
@@ -0,0 +1,1093 @@
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+  <root>
+    <mxCell id="0" />
+    <mxCell id="1" parent="0" />
+    <mxCell id="node104" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AboutAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AboutAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5039" y="1446" width="267" height="123" as="geometry" />
+    </mxCell>
+    <mxCell id="node113" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AboutDialog&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AboutDialog(JFrame): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_tabbedPane: JTabbedPane&lt;br/&gt;- m_licenseTextPane: JEditorPane&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="2179" y="4116" width="413" height="357" as="geometry" />
+    </mxCell>
+    <mxCell id="node71" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AbstractAction2&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AbstractAction2(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;# SHORTCUT_KEY: int&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="8389" y="3239" width="218" height="213" as="geometry" />
+    </mxCell>
+    <mxCell id="node5" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AbstractExportAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AbstractExportAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="6247" y="3681" width="358" height="162" as="geometry" />
+    </mxCell>
+    <mxCell id="node102" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AbstractImportAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AbstractImportAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="8117" y="3761" width="301" height="162" as="geometry" />
+    </mxCell>
+    <mxCell id="node21" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AbstractSessionDisabledAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AbstractSessionDisabledAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="7578" y="2905" width="294" height="149" as="geometry" />
+    </mxCell>
+    <mxCell id="node120" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AddCardAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AddCardAction(SelectionProvider): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_selectionProvider: SelectionProvider&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="7867" y="3200" width="286" height="141" as="geometry" />
+    </mxCell>
+    <mxCell id="node121" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AddCategoryAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AddCategoryAction(SelectionProvider): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_selectionProvider: SelectionProvider&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="6667" y="3134" width="292" height="141" as="geometry" />
+    </mxCell>
+    <mxCell id="node103" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;AllTests&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ AllTests(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5729" y="4993" width="120" height="97" as="geometry" />
+    </mxCell>
+    <mxCell id="node69" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;Arrow&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ Arrow(boolean, int): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- descending: boolean&lt;br/&gt;- size: int&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5856" y="5283" width="325" height="189" as="geometry" />
+    </mxCell>
+    <mxCell id="node62" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;BareBonesBrowserLaunch&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ BareBonesBrowserLaunch(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- errMsg: String&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="1800" y="2981" width="255" height="126" as="geometry" />
+    </mxCell>
+    <mxCell id="node67" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CSVToolkitTest&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CSVToolkitTest(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- CHARSET: Charset&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="10" y="5457" width="371" height="381" as="geometry" />
+    </mxCell>
+    <mxCell id="node56" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;Card&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ Card(String, String): &lt;br/&gt;+ Card(Date, CardSide, CardSide): &lt;br/&gt;+ Card(FormattedText, FormattedText): &lt;br/&gt;+ Card(Date, String, String): &lt;br/&gt;+ Card(Date, FormattedText, FormattedText): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_dateCreated: Date&lt;br/&gt;- m_testsHit: int&lt;br/&gt;+ ONE_DAY: long&lt;br/&gt;- m_dateTested: Date&lt;br/&gt;- m_backHitsCorrect: int&lt;br/&gt;- m_dateExpired: Date&lt;br/&gt;- m_frontSide: CardSide&lt;br/&gt;- m_frontHitsCorrect: int&lt;br/&gt;- m_dateModified: Date&lt;br/&gt;- m_dateTouched: Date&lt;br/&gt;+ CLONE_DATES: boolean&lt;br/&gt;- m_category: Category&lt;br/&gt;- m_level: int&lt;br/&gt;- m_testsTotal: int&lt;br/&gt;- m_backSide: CardSide&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="3317" y="761" width="333" height="1365" as="geometry" />
+    </mxCell>
+    <mxCell id="node37" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardCounterPanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CardCounterPanel(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_cards: List&amp;lt;Card&amp;gt;&lt;br/&gt;- m_cardsPartiallyPassed: int&lt;br/&gt;- m_showPartiallyPassed: boolean&lt;br/&gt;- m_textField: JTextField&lt;br/&gt;- USE_PIECHART: boolean&lt;br/&gt;- m_cardsTarget: int&lt;br/&gt;- m_bar: JProgressBar&lt;br/&gt;- m_pieDataset: DefaultPieDataset&lt;br/&gt;- m_session: LearnSession&lt;br/&gt;- USE_PARTIAL_BAR: boolean&lt;br/&gt;- m_cardsPassed: int&lt;br/&gt;- USE_EXTENT_BAR: boolean&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5910" y="4424" width="322" height="645" as="geometry" />
+    </mxCell>
+    <mxCell id="node38" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardFont&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CardFont(Font, FontAlignment, boolean): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_alignment: FontAlignment&lt;br/&gt;- m_isVerticallyCentered: boolean&lt;br/&gt;- m_font: Font&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="4753" y="3831" width="301" height="309" as="geometry" />
+    </mxCell>
+    <mxCell id="node55" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardHeaderPanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CardHeaderPanel(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_iconLabel: JLabel&lt;br/&gt;- m_expanded: boolean&lt;br/&gt;- m_card: Card&lt;br/&gt;- m_label: JLabel&lt;br/&gt;- m_collapsedIcon: Icon&lt;br/&gt;- m_expandedIcon: Icon&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="8218" y="4220" width="314" height="357" as="geometry" />
+    </mxCell>
+    <mxCell id="node2" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardPanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CardPanel(boolean): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- CTRL_MASK: int&lt;br/&gt;- m_imageObserver: CardImageObserver&lt;br/&gt;- m_cardSides: List&amp;lt;CardSidePanel&amp;gt;&lt;br/&gt;- m_cardSidesPanel: JPanel&lt;br/&gt;- m_verticalLayout: boolean&lt;br/&gt;- m_menuAdapter: MouseAdapter&lt;br/&gt;# m_flippedCardSides: boolean&lt;br/&gt;- m_popupMenu: JPopupMenu&lt;br/&gt;- m_showSideButtons: List&amp;lt;ShowCardSideButton&amp;gt;&lt;br/&gt;- m_categoryBox: CategoryComboBox&lt;br/&gt;- m_observers: List&amp;lt;CardPanelObserver&amp;gt;&lt;br/&gt;- m_textActions: List&amp;lt;AbstractStyledTextAction&amp;gt;&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="523" y="3996" width="393" height="909" as="geometry" />
+    </mxCell>
+    <mxCell id="node49" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardSide&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CardSide(FormattedText): &lt;br/&gt;+ CardSide(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_text: FormattedText&lt;br/&gt;- m_observers: List&amp;lt;CardSideObserver&amp;gt;&lt;br/&gt;- m_imageIDs: List&amp;lt;String&amp;gt;&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="4386" y="3820" width="306" height="357" as="geometry" />
+    </mxCell>
+    <mxCell id="node59" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardSidePanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CardSidePanel(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_mode: Mode&lt;br/&gt;- m_imageLabel: JLabel&lt;br/&gt;- m_imageObservers: List&amp;lt;CardImageObserver&amp;gt;&lt;br/&gt;- m_prevImageButton: JButton&lt;br/&gt;- m_imagePanel: ScaledImagePanel&lt;br/&gt;- m_textScrollPane: JScrollPane&lt;br/&gt;- m_currentImage: int&lt;br/&gt;- m_contentPanel: JPanel&lt;br/&gt;- m_imageModeButton: JButton&lt;br/&gt;- m_textPane: JTextPane&lt;br/&gt;- m_textModeButton: JButton&lt;br/&gt;- m_imageBar: JToolBar&lt;br/&gt;- m_cardFont: CardFont&lt;br/&gt;- m_imageTexModeButton: JButton&lt;br/&gt;- m_images: List&amp;lt;ImageIcon&amp;gt;&lt;br/&gt;- m_nextImageButton: JButton&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="1114" y="5531" width="361" height="981" as="geometry" />
+    </mxCell>
+    <mxCell id="node50" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardStatusIcons&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- CardStatusIcons(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_instance: CardStatusIcons&lt;br/&gt;- OK_ICON: ImageIcon&lt;br/&gt;- NO_ICON: ImageIcon&lt;br/&gt;- EXPIRED_ICON: ImageIcon&lt;br/&gt;- TODAY_ICON: ImageIcon&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="10073" y="3458" width="237" height="237" as="geometry" />
+    </mxCell>
+    <mxCell id="node7" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardTable&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CardTable(JFrame, Preferences, int[]): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- PREF_COLUMNS: String&lt;br/&gt;- m_ascendingArrow: Icon&lt;br/&gt;- m_descendingArrow: Icon&lt;br/&gt;+ COLUMN_TESTED: int&lt;br/&gt;- DEFAULT_COLUMN_WIDTH: int&lt;br/&gt;+ COLUMN_PATH: int&lt;br/&gt;- m_prefs: Preferences&lt;br/&gt;- PREF_WIDTHS: String&lt;br/&gt;- PREF_SORT: String&lt;br/&gt;- m_columnWidths: int[]&lt;br/&gt;- m_flipSideFont: CardFont&lt;br/&gt;- m_frame: JFrame&lt;br/&gt;+ COLUMN_RATIO: int&lt;br/&gt;+ COLUMN_BACKSIDE: int&lt;br/&gt;- m_highlight: Color&lt;br/&gt;+ COLUMN_DECK: int&lt;br/&gt;- m_tableModel: ViewModel&lt;br/&gt;- m_checkBoxItems: JCheckBoxMenuItem[]&lt;br/&gt;+ COLUMN_FRONTSIDE: int&lt;br/&gt;+ COLUMN_EXPIRES: int&lt;br/&gt;- m_selectionListeners: List&amp;lt;SelectionObserver&amp;gt;&lt;br/&gt;- PREF_SORT_DIR: String&lt;br/&gt;- m_cardMenu: JPopupMenu&lt;br/&gt;- m_headerMenu: JPopupMenu&lt;br/&gt;+ COLUMN_CREATED: int&lt;br/&gt;- m_statusBar: StatusBar&lt;br/&gt;+ COLUMN_CATEGORY: int&lt;br/&gt;- COLUMN_NAMES: String[]&lt;br/&gt;- m_defaultColumns: int[]&lt;br/&gt;- m_minTableRowHeight: int&lt;br/&gt;+ COLUMN_MODIFIED: int&lt;br/&gt;- m_frontSideFont: CardFont&lt;br/&gt;- m_columns: int[]&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="396" y="-14" width="398" height="1509" as="geometry" />
+    </mxCell>
+    <mxCell id="node66" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CardTest&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CardTest(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_category: Category&lt;br/&gt;- m_card: Card&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5076" y="4401" width="333" height="309" as="geometry" />
+    </mxCell>
+    <mxCell id="node115" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;Category&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ Category(String): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_decks: List&amp;lt;List&amp;lt;Card&amp;gt;&amp;gt;&lt;br/&gt;- m_parent: Category&lt;br/&gt;- m_name: String&lt;br/&gt;- m_observers: List&amp;lt;CategoryObserver&amp;gt;&lt;br/&gt;- m_childCategories: List&amp;lt;Category&amp;gt;&lt;br/&gt;- m_depth: int&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node25" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CategoryComboBox&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CategoryComboBox(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_rootCategory: Category&lt;br/&gt;- FOLDER_ICON: ImageIcon&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node57" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;i&gt;&amp;lt;&amp;lt;interface&amp;gt;&amp;gt;&lt;/i&gt;&lt;br/&gt;&lt;b&gt;CategoryObserver&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node52" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CategoryTest&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CategoryTest(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_rootCard: Card&lt;br/&gt;- m_events: List&amp;lt;TestEvent&amp;gt;&lt;br/&gt;- m_childCard: Card&lt;br/&gt;- m_rootCategory: Category&lt;br/&gt;- m_childCategory: Category&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node19" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;i&gt;&amp;lt;&amp;lt;interface&amp;gt;&amp;gt;&lt;/i&gt;&lt;br/&gt;&lt;b&gt;ColorConstants&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ RELEARNED_CARDS: Color&lt;br/&gt;+ SELECTION_COLOR: Color&lt;br/&gt;+ UNLEARNED_CARDS: Color&lt;br/&gt;+ CARD_PANEL_COLOR: Color&lt;br/&gt;+ PARTIAL_LEARNED_CARDS: Color&lt;br/&gt;+ LEARNED_CARDS: Color&lt;br/&gt;+ EXPIRED_CARDS: Color&lt;br/&gt;+ CARD_SIDE_BAR_COLOR: Color&lt;br/&gt;+ SIDEBAR_COLOR: Color&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="114" y="4845" width="254" height="255" as="geometry" />
+    </mxCell>
+    <mxCell id="node1" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CopyAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CopyAction(SelectionProvider): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_selectionProvider: SelectionProvider&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node73" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CsvBuilder&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CsvBuilder(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LEVEL_COL: String&lt;br/&gt;+ CATEGORY_COL: String&lt;br/&gt;+ FLISIDE_COL: String&lt;br/&gt;+ FRONTSIDE_COL: String&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node64" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;CutAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ CutAction(SelectionProvider): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;~ m_selectionProvider: SelectionProvider&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node22" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;DeckChartPanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ DeckChartPanel(MainFrame): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- DECK0_NAME: String&lt;br/&gt;- SUMMARY_BAR_NAME: String&lt;br/&gt;- LEARNED_CARDS_ROW: String&lt;br/&gt;- m_frame: MainFrame&lt;br/&gt;- m_category: Category&lt;br/&gt;- m_barRenderer: MyBarRenderer&lt;br/&gt;- m_dataset: DefaultCategoryDataset&lt;br/&gt;- UNLEARNED_CARDS_ROW: String&lt;br/&gt;- m_chartPanel: ChartPanel&lt;br/&gt;- EXPIRED_CARDS_ROW: String&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node111" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;DeckTablePanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ DeckTablePanel(MainFrame): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_category: Category&lt;br/&gt;- m_frame: MainFrame&lt;br/&gt;- m_currentDeckLevel: int&lt;br/&gt;- m_previousDeckAction: PreviousDeckAction&lt;br/&gt;- m_cardTable: CardTable&lt;br/&gt;- m_nextDeckAction: NextDeckAction&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
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+    <mxCell id="node107" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;ExportToCSVAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ ExportToCSVAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node23" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;ExportToCleanLessonAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ ExportToCleanLessonAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node87" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;ExportToRTFAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ ExportToRTFAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node48" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;FindFrame&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- FindFrame(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_searchText: String&lt;br/&gt;- m_matchCaseBox: JCheckBox&lt;br/&gt;- m_statusBar: StatusBar&lt;br/&gt;- m_radioBothSides: JRadioButton&lt;br/&gt;- m_instance: FindFrame&lt;br/&gt;- m_matchCase: boolean&lt;br/&gt;- m_radioFrontSide: JRadioButton&lt;br/&gt;- m_cardTable: CardTable&lt;br/&gt;- m_searchSides: int&lt;br/&gt;- m_searchCategory: Category&lt;br/&gt;- FRAME_ID: String&lt;br/&gt;- m_categoryBox: CategoryComboBox&lt;br/&gt;- m_recentSearchTexts: RecentItems&lt;br/&gt;- m_searchTextBox: JComboBox&lt;br/&gt;- m_radioBackSide: JRadioButton&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node86" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;FormattedText&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ FormattedText(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- CONTENT_ELEMENT_NAME: String&lt;br/&gt;- m_formattedText: String&lt;br/&gt;- TEXT_PATTERN: Pattern&lt;br/&gt;+ EMPTY: FormattedText&lt;br/&gt;- m_unformattedText: String&lt;br/&gt;- TAGS: String&lt;br/&gt;- stylesMap: Map&amp;lt;String, Object&amp;gt;&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node70" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;FormattedTextTest&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ FormattedTextTest(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_doc: DefaultStyledDocument&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node53" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;GeneralTransferHandler&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ GeneralTransferHandler(CardSidePanel): &lt;br/&gt;+ GeneralTransferHandler(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_cardSidePanel: CardSidePanel&lt;br/&gt;+ CATEGORY_FLAVOR: DataFlavor&lt;br/&gt;+ FORMATTED_TEXT_FLAVOR: DataFlavor&lt;br/&gt;+ CARDS_FLAVOR: DataFlavor&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node12" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;HistoryChartPanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ HistoryChartPanel(LearnHistory): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- SHOW_ALL: int&lt;br/&gt;- SHOW_BY_DATE: int&lt;br/&gt;- SHOW_BY_YEAR: int&lt;br/&gt;- SHOW_BY_WEEK: int&lt;br/&gt;- m_mode: int&lt;br/&gt;- m_history: LearnHistory&lt;br/&gt;- m_chart: JFreeChart&lt;br/&gt;- SHOW_BY_MONTH: int&lt;br/&gt;- MAX_SESSIONS: int&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node14" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;ImportJMLAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ ImportJMLAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node63" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;ImportTSVAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ ImportTSVAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="8457" y="4020" width="218" height="149" as="geometry" />
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+    <mxCell id="node77" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;LearnPanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LearnPanel(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_currentCardProgressLabel: JLabel&lt;br/&gt;- m_flippedLabel: JLabel&lt;br/&gt;- m_session: LearnSession&lt;br/&gt;- m_statusBar: StatusBar&lt;br/&gt;- m_isPartialProgressMode: boolean&lt;br/&gt;- m_cardCounterPanel: CardCounterPanel&lt;br/&gt;- m_currentCard: Card&lt;br/&gt;- m_currentCardProgressBar: JProgressBar&lt;br/&gt;- m_selectionListeners: List&amp;lt;SelectionObserver&amp;gt;&lt;br/&gt;- m_timerPanel: TimerPanel&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node84" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;LearnSessionLargeTest&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LearnSessionLargeTest(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_expiredCount: int&lt;br/&gt;- LAST_TEST: Date&lt;br/&gt;- m_category: Category&lt;br/&gt;- m_learnedCount: int&lt;br/&gt;- FUTURE: Date&lt;br/&gt;- m_settings: LearnSettings&lt;br/&gt;- m_provider: LearnSessionProviderStub&lt;br/&gt;- m_selectedCount: int&lt;br/&gt;- m_unlearnedCount: int&lt;br/&gt;- m_session: LearnSession&lt;br/&gt;- EXPIRATION: Date&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node76" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;LearnSessionProviderStub&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LearnSessionProviderStub(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_sessionEnded: boolean&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node61" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;LearnSessionShufflingTest&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LearnSessionShufflingTest(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_session: DefaultLearnSession&lt;br/&gt;- m_provider: LearnSessionProviderStub&lt;br/&gt;- m_settings: LearnSettings&lt;br/&gt;- m_category: Category&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node74" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;LearnSessionStub&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LearnSessionStub(Date, Date, int, int, int, int): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_end: Date&lt;br/&gt;- m_failed: Set&amp;lt;Card&amp;gt;&lt;br/&gt;- m_emptySet: Set&amp;lt;Card&amp;gt;&lt;br/&gt;- m_skipped: Set&amp;lt;Card&amp;gt;&lt;br/&gt;- m_relearned: Set&amp;lt;Card&amp;gt;&lt;br/&gt;- m_start: Date&lt;br/&gt;- m_passed: Set&amp;lt;Card&amp;gt;&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node100" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;LearnSessionTest&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LearnSessionTest(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_settings: LearnSettings&lt;br/&gt;- m_category: Category&lt;br/&gt;- m_provider: LearnSessionProviderStub&lt;br/&gt;- m_card2: Card&lt;br/&gt;- m_card1: Card&lt;br/&gt;- m_card0: Card&lt;br/&gt;- m_session: LearnSession&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node11" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;LearnSettingPanels&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LearnSettingPanels(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_sidesRandomButton: JRadioButton&lt;br/&gt;- m_categoryOrderRandomButton: JRadioButton&lt;br/&gt;- m_fixedExpirationTimeCheckBox: JCheckBox&lt;br/&gt;- m_frontChecksAmountSpinner: JSpinner&lt;br/&gt;- m_scheduleMinutes: JSpinner[]&lt;br/&gt;- m_hasSelectedCards: boolean&lt;br/&gt;- m_categoryGroupsCheckBox: JCheckBox&lt;br/&gt;- m_backChecksAmountSpinner: JSpinner&lt;br/&gt;- m_timeLimitCheckBox: JCheckBox&lt;br/&gt;- m_cardLimitSpinner: JSpinner&lt;br/&gt;- m_scheduleDays: JSpinner[]&lt;br/&gt;- m_sidesBothButton: JRadioButton&lt;br/&gt;- m_timeLimitSpinner: JSpinner&lt;br/&gt;- m_fixedExpirationTimeSpinner: JSpinner&lt;br/&gt;- m_settings: LearnSettings&lt;br/&gt;- m_schedulePresetsComboBox: JComboBox&lt;br/&gt;- m_allCardsButton: JRadioButton&lt;br/&gt;- m_sidesNormalButton: JRadioButton&lt;br/&gt;- m_categoryComboBox: CategoryComboBox&lt;br/&gt;- m_expiredCardsButton: JRadioButton&lt;br/&gt;- m_unlearnedCardsButton: JRadioButton&lt;br/&gt;- m_selectedCardsButton: JRadioButton&lt;br/&gt;- m_cardLimitCheckBox: JCheckBox&lt;br/&gt;- m_scheduleHours: JSpinner[]&lt;br/&gt;- m_dontRetestCheckBox: JCheckBox&lt;br/&gt;- m_categoryOrderFixedButton: JRadioButton&lt;br/&gt;- m_shuffleRatioSlider: JSlider&lt;br/&gt;- m_updatingSpinners: boolean&lt;br/&gt;- m_sidesFlippedButton: JRadioButton&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node26" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;Localization&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- Localization(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LONG_DATE_FORMATER: DateFormat&lt;br/&gt;- LANGS_FILE: String&lt;br/&gt;- m_defaultBundle: Map&amp;lt;?, ?&amp;gt;&lt;br/&gt;+ SHORT_DATE_FORMATER: DateFormat&lt;br/&gt;+ SHORT_TIME_FORMATER: DateFormat&lt;br/&gt;- m_fallbackBundle: Map&amp;lt;?, ?&amp;gt;&lt;br/&gt;- RESOURCE_FORMAT: String&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node122" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;LocalizationTest&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ LocalizationTest(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    <mxCell id="node88" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;Main&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ Main(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_learnSessionObservers: List&amp;lt;LearnSessionObserver&amp;gt;&lt;br/&gt;- PROPERTIES_PATH: String&lt;br/&gt;- m_frame: MainFrame&lt;br/&gt;- m_programEndObservers: List&amp;lt;ProgramEndObserver&amp;gt;&lt;br/&gt;- m_runningSessions: int&lt;br/&gt;- m_lastLoggedThrowable: Throwable&lt;br/&gt;- m_lesson: Lesson&lt;br/&gt;- m_instance: Main&lt;br/&gt;- m_recentFiles: RecentItems&lt;br/&gt;- m_learnSettings: LearnSettings&lt;br/&gt;- logger: Logger&lt;br/&gt;+ STATS_FILE: File&lt;br/&gt;- m_globalLearnHistory: LearnHistory&lt;br/&gt;+ PROPERTIES: Properties&lt;br/&gt;- m_lessonObservers: List&amp;lt;LessonObserver&amp;gt;&lt;br/&gt;+ USER_PREFS: Preferences&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5363" y="1957" width="450" height="1293" as="geometry" />
+    </mxCell>
+    <mxCell id="node94" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;MainFrame&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ MainFrame(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ TRANSFER_HANDLER: TransferHandler&lt;br/&gt;- m_verticalSplitPane: JSplitPane&lt;br/&gt;- m_categoryTreeWidth: int&lt;br/&gt;- FRAME_ID: String&lt;br/&gt;- m_learnPanel: LearnPanel&lt;br/&gt;- m_main: Main&lt;br/&gt;- m_deckTablePanel: DeckTablePanel&lt;br/&gt;- m_focusedCategories: List&amp;lt;Category&amp;gt;&lt;br/&gt;- m_categoryBox: CategoryComboBox&lt;br/&gt;- m_statusBar: StatusBar&lt;br/&gt;- m_categoryTree: CategoryTree&lt;br/&gt;- m_selectionObservers: List&amp;lt;SelectionObserver&amp;gt;&lt;br/&gt;- DECK_CARD: String&lt;br/&gt;- m_showCategoryTree: boolean&lt;br/&gt;- m_category: Category&lt;br/&gt;- m_horizontalSplitPane: JSplitPane&lt;br/&gt;- REPEAT_CARD: String&lt;br/&gt;- m_treeScrollPane: JScrollPane&lt;br/&gt;- m_showCategoryTreeOld: boolean&lt;br/&gt;+ FILE_FILTER: ExtensionFileFilter&lt;br/&gt;- m_deck: int&lt;br/&gt;- m_showTreeButton: JButton&lt;br/&gt;- m_deckChartPanel: DeckChartPanel&lt;br/&gt;- m_newCardManager: NewCardFramesManager&lt;br/&gt;- m_bottomPanel: JPanel&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="312" y="2296" width="417" height="1629" as="geometry" />
+    </mxCell>
+    <mxCell id="node78" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;MainMenu&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ MainMenu(SelectionProvider, RecentItems): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_fileMenu: JMenu&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="4639" y="4287" width="319" height="237" as="geometry" />
+    </mxCell>
+    <mxCell id="node39" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;NaturalOrderComparator&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ NaturalOrderComparator(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="2617" y="2094" width="244" height="162" as="geometry" />
+    </mxCell>
+    <mxCell id="node35" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;NewCardFrame&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ NewCardFrame(NewCardFramesManager, Category): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_manager: NewCardFramesManager&lt;br/&gt;- m_createMoreButton: JButton&lt;br/&gt;- m_cardPanel: TwoSidesCardPanel&lt;br/&gt;- m_editRecentAction: Action&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="1318" y="2704" width="380" height="333" as="geometry" />
+    </mxCell>
+    <mxCell id="node90" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;NewCardFramesManager&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ NewCardFramesManager(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_createdCards: List&amp;lt;Card&amp;gt;&lt;br/&gt;- FRAME_ID: String&lt;br/&gt;- m_newCardFrames: List&amp;lt;NewCardFrame&amp;gt;&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="4313" y="2516" width="380" height="429" as="geometry" />
+    </mxCell>
+    <mxCell id="node68" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;NewLessonAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ NewLessonAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="9082" y="3808" width="267" height="123" as="geometry" />
+    </mxCell>
+    <mxCell id="node43" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;OkayButtonDialog&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ OkayButtonDialog(Frame, String, boolean, JComponent): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="7115" y="2919" width="398" height="97" as="geometry" />
+    </mxCell>
+    <mxCell id="node118" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;OpenLessonAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ OpenLessonAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="8545" y="3846" width="267" height="123" as="geometry" />
+    </mxCell>
+    <mxCell id="node8" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;OpenRecentLessonAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ OpenRecentLessonAction(int): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_id: int&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="6377" y="2915" width="267" height="126" as="geometry" />
+    </mxCell>
+    <mxCell id="node95" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;OpenURLAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ OpenURLAction(String, String): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_url: String&lt;br/&gt;- m_name: String&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="8016" y="3471" width="267" height="165" as="geometry" />
+    </mxCell>
+    <mxCell id="node20" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;PartialProgressBar&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ PartialProgressBar(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_values: float[]&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5482" y="4300" width="247" height="189" as="geometry" />
+    </mxCell>
+    <mxCell id="node119" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;PasteAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ PasteAction(SelectionProvider): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;~ m_selectionProvider: SelectionProvider&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5332" y="3453" width="309" height="189" as="geometry" />
+    </mxCell>
+    <mxCell id="node83" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;PdfRtfBuilder&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ PdfRtfBuilder(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- RTF_MODE: int&lt;br/&gt;- PDF_MODE: int&lt;br/&gt;- logger: Logger&lt;br/&gt;- frontFont: Font&lt;br/&gt;- backFont: Font&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="2173" y="3245" width="349" height="333" as="geometry" />
+    </mxCell>
+    <mxCell id="node40" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;PreferencesAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ PreferencesAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="6751" y="2927" width="267" height="123" as="geometry" />
+    </mxCell>
+    <mxCell id="node41" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;PreferencesDialog&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ PreferencesDialog(MainFrame): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- FONT_SIZES: String[]&lt;br/&gt;- m_applyButton: JButton&lt;br/&gt;- m_zippedLessonBox: JCheckBox&lt;br/&gt;- m_fontList: JList&lt;br/&gt;- m_settingsPanel: JPanel&lt;br/&gt;- m_fontSideBox: JComboBox&lt;br/&gt;- m_previewLabel: JLabel&lt;br/&gt;- m_verticalAlignBox: JCheckBox&lt;br/&gt;- m_sizeList: JList&lt;br/&gt;- m_fonts: List&amp;lt;CardFont&amp;gt;&lt;br/&gt;- m_changingFont: boolean&lt;br/&gt;- m_langComboBox: JComboBox&lt;br/&gt;- m_alignList: JList&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="6302" y="3905" width="362" height="717" as="geometry" />
+    </mxCell>
+    <mxCell id="node3" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;PreferencesTool&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ PreferencesTool(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="9972" y="3170" width="310" height="123" as="geometry" />
+    </mxCell>
+    <mxCell id="node31" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;i&gt;&amp;lt;&amp;lt;interface&amp;gt;&amp;gt;&lt;/i&gt;&lt;br/&gt;&lt;b&gt;Quiz&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="213" y="4014" width="249" height="183" as="geometry" />
+    </mxCell>
+    <mxCell id="node34" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;QuizPanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ QuizPanel(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_categoryCheckBox: JCheckBox&lt;br/&gt;- m_isShowQuestion: boolean&lt;br/&gt;- m_yesButton: JButton&lt;br/&gt;- m_showButton: JButton&lt;br/&gt;- PREFS_SHOW_CARD_CATEGORY: String&lt;br/&gt;- m_categoryField: JTextField&lt;br/&gt;- QUESTION_CARD: String&lt;br/&gt;- m_barPanel: JPanel&lt;br/&gt;- m_frontWasVisible: boolean&lt;br/&gt;- m_isShowAnswer: boolean&lt;br/&gt;- ANSWER_CARD: String&lt;br/&gt;- m_currentCard: Card&lt;br/&gt;- m_questionBarPanel: JPanel&lt;br/&gt;- m_questionCardPanel: TwoSidesCardPanel&lt;br/&gt;- m_answerBarPanel: JPanel&lt;br/&gt;- m_showFlipped: boolean&lt;br/&gt;- m_session: LearnSession&lt;br/&gt;- m_quiz: Quiz&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="2565" y="2316" width="311" height="861" as="geometry" />
+    </mxCell>
+    <mxCell id="node72" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;RecentItems&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ RecentItems(int, Preferences): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_observers: List&amp;lt;RecentItemsObserver&amp;gt;&lt;br/&gt;+ RECENT_ITEM_STRING: String&lt;br/&gt;- m_prefNode: Preferences&lt;br/&gt;- m_maxItems: int&lt;br/&gt;- m_items: List&amp;lt;String&amp;gt;&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node17" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;RemoveAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ RemoveAction(SelectionProvider): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_selectionProvider: SelectionProvider&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="9085" y="3410" width="309" height="165" as="geometry" />
+    </mxCell>
+    <mxCell id="node13" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;RenameCategoryAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ RenameCategoryAction(SelectionProvider): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_selectionProvider: SelectionProvider&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="3505" y="2847" width="317" height="237" as="geometry" />
+    </mxCell>
+    <mxCell id="node96" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;ResetCardAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ ResetCardAction(SelectionProvider): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_selectionProvider: SelectionProvider&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="8343" y="3512" width="309" height="189" as="geometry" />
+    </mxCell>
+    <mxCell id="node81" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;ReverseOrder&lt;T&gt;&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ ReverseOrder(Comparator&amp;lt;T&amp;gt;): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;- m_comparator: Comparator&amp;lt;T&amp;gt;&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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+    </mxCell>
+    <mxCell id="node51" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;SaveLessonAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ SaveLessonAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5565" y="4651" width="267" height="234" as="geometry" />
+    </mxCell>
+    <mxCell id="node18" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;SaveLessonAsAction&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ SaveLessonAsAction(): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="5942" y="3236" width="267" height="123" as="geometry" />
+    </mxCell>
+    <mxCell id="node117" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;SearchTool&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ SearchTool(): &lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ BOTH_SIDES: int&lt;br/&gt;+ FLIP_SIDE: int&lt;br/&gt;+ FRONT_SIDE: int&lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="2267" y="5377" width="366" height="189" as="geometry" />
+    </mxCell>
+    <mxCell id="node42" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;i&gt;&amp;lt;&amp;lt;interface&amp;gt;&amp;gt;&lt;/i&gt;&lt;br/&gt;&lt;b&gt;SelectionProvider&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
+      <mxGeometry x="889" y="1262" width="364" height="231" as="geometry" />
+    </mxCell>
+    <mxCell id="node123" parent="1" vertex="1" value="&lt;p style=&quot;margin:0px;margin-top:4px;text-align:center;&quot;&gt;&lt;b&gt;SessionChartPanel&lt;/b&gt;&lt;/p&gt;&lt;hr size=&quot;1&quot;/&gt;&lt;p style=&quot;margin:0 0 0 4px;line-height:1.6;&quot;&gt;+ SessionChartPanel(LearnSession): &lt;/p&gt;" style="verticalAlign=top;align=left;overflow=fill;fontSize=14;fontFamily=Helvetica;html=1;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;">
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diff --git a/src/jmemorize/core/io/CsvBuilder.java b/src/jmemorize/core/io/CsvBuilder.java
index 587ce88..6af6733 100644
--- a/src/jmemorize/core/io/CsvBuilder.java
+++ b/src/jmemorize/core/io/CsvBuilder.java
@@ -43,6 +43,13 @@
  */
 public class CsvBuilder
 {
+    /*BUG 4
+     * Fixed
+     */
+    public CsvBuilder() {
+        throw new IllegalStateException("CSV class");
+    }
+
     public static final String FRONTSIDE_COL = "Frontside";
     public static final String FLISIDE_COL   = "Flipside";
     public static final String CATEGORY_COL  = "Category";