/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/ is in libjgoodies-binding-java 2.1.0-1.
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/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/DelayedWriteValueModel.html
/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/NonNullValueModel.html
/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/class-use/
/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/class-use/DelayedWriteValueModel.html
/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/class-use/NonNullValueModel.html
/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/package-frame.html
/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/package-summary.html
/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/package-tree.html
/usr/share/doc/libjgoodies-binding-java/api/com/jgoodies/binding/extras/package-use.html