/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/ is in libjgoodies-forms-java-doc 1.6.0-4.
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/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/BoundedSize.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/CellConstraints.Alignment.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/CellConstraints.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/ColumnSpec.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/ConstantSize.Unit.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/ConstantSize.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/FormLayout.LayoutInfo.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/FormLayout.Measure.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/FormLayout.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/FormSpec.DefaultAlignment.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/FormSpec.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/FormSpecParser.FormLayoutParseException.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/FormSpecParser.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/FormSpecs.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/LayoutMap.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/PrototypeSize.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/RowSpec.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/Size.html
/usr/share/doc/libjgoodies-forms-java/api/com/jgoodies/forms/layout/class-use/Sizes.html