+import jalview.api.AlignViewportI;
+import jalview.api.AlignmentViewPanel;
+import jalview.api.ComplexAlignFile;
+import jalview.api.FeatureSettingsModelI;
+import jalview.api.FeaturesDisplayedI;
+import jalview.api.FeaturesSourceI;
+import jalview.bin.Jalview;
+import jalview.datamodel.AlignmentI;
+import jalview.datamodel.ColumnSelection;
+import jalview.datamodel.SequenceI;
+import jalview.io.AlignmentFileI;
+import jalview.io.AppletFormatAdapter;
+import jalview.io.DataSourceType;
+import jalview.io.FileFormatException;
+import jalview.io.FileFormatI;