This file is indexed.

/usr/share/doc-base/openjdk-7-jdk-doc is in openjdk-7-doc 7u79-2.5.6-0ubuntu1.14.04.1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
Document: openjdk-7-jdk-doc
Title: OpenJDK Java(TM) 7 JDK, Standard Edition Documentation
Author: OpenJDK
Abstract: The Java 7 Platform Documentation contains API specifications,
 feature descriptions, developer guides, reference pages for JDK tools
 and utilities, demos, and links to related information.
Section: Programming

Format: HTML
Index: /usr/share/doc/openjdk-7-jre-headless/api/index.html
Files: /usr/share/doc/openjdk-7-jre-headless/api/*/*.html