/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/ is in libcommons-configuration-java-doc 1.10-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/ConfigurationNode.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/ConfigurationNodeVisitor.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/ConfigurationNodeVisitorAdapter.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/DefaultConfigurationKey.KeyIterator.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/DefaultConfigurationKey.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/DefaultConfigurationNode.SubNodes.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/DefaultConfigurationNode.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/DefaultExpressionEngine.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/ExpressionEngine.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/MergeCombiner.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/NodeAddData.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/NodeCombiner.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/OverrideCombiner.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/TreeUtils.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/UnionCombiner.html
/usr/share/doc/libcommons-configuration-java/api/org/apache/commons/configuration/tree/class-use/ViewNode.html