java.lang.OutOfMemoryError: Java heap space
   at java.awt.image.DataBufferInt.<init>(DataBufferInt.java:75)
   at java.awt.image.Raster.createPackedRaster(Raster.java:467)
   at java.awt.image.DirectColorModel.createCompatibleWritableRaster(DirectColorModel.java:1032)
   at java.awt.image.BufferedImage.<init>(BufferedImage.java:333)
   at com.github.mcheung63.netbeans.minimap.MinimapPanel.generateCodeMap(MinimapPanel.java:204)
   at com.github.mcheung63.netbeans.minimap.MinimapPanel.generateCodeImage(MinimapPanel.java:166)
   at com.github.mcheung63.netbeans.minimap.MinimapPanel$3.caretUpdate(MinimapPanel.java:133)
   at javax.swing.text.JTextComponent.fireCaretUpdate(JTextComponent.java:397)
   at javax.swing.text.JTextComponent$MutableCaretEvent.fire(JTextComponent.java:4394)
   at javax.swing.text.JTextComponent$MutableCaretEvent.stateChanged(JTextComponent.java:4416)
   at org.netbeans.api.editor.caret.EditorCaret$6.run(EditorCaret.java:1719)
   at org.netbeans.modules.editor.lib2.view.ViewUtils.runInEDT(ViewUtils.java:436)
   at org.netbeans.api.editor.caret.EditorCaret.fireStateChanged(EditorCaret.java:1728)
   at org.netbeans.api.editor.caret.EditorCaret.runTransaction(EditorCaret.java:1654)
   at org.netbeans.api.editor.caret.EditorCaret.setDot(EditorCaret.java:603)
   at org.netbeans.api.editor.caret.EditorCaret.setDot(EditorCaret.java:572)
   at javax.swing.text.JTextComponent.setCaretPosition(JTextComponent.java:1631)
   at org.netbeans.modules.diff.builtin.visualizer.editable.EditableDiffView$8.run(EditableDiffView.java:950)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1421)
   at org.netbeans.modules.diff.builtin.visualizer.editable.EditableDiffView.showCurrentDifference(EditableDiffView.java:929)
   at org.netbeans.modules.diff.builtin.visualizer.editable.EditableDiffView.access$2900(EditableDiffView.java:112)
   at org.netbeans.modules.diff.builtin.visualizer.editable.EditableDiffView$5.run(EditableDiffView.java:572)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
   at java.awt.EventQueue.access$500(EventQueue.java:97)
   at java.awt.EventQueue$3.run(EventQueue.java:709)
   at java.awt.EventQueue$3.run(EventQueue.java:703)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)