With file crawler usually is better to replace doc.content_title with doc.filename because this is defined by user and so is best explanatory of the document.
Replacing the field directly on jsp is not feasible because this also impact on the titles of the web crawling results.
(from github.com/marevol)
First of all, the title is a title of the document/file.
It’s a title element if html file, a meta Title info if PDF/MS Office…
So, the current displayed title is expected.
With file crawler usually is better to replace doc.content_title with doc.filename because this is defined by user and so is best explanatory of the document.
It depends on user’s environment.
If PDF/MS Office files contain a proper meta title, it works.
crawler.metadata.name.mapping is a meta data mapping.
If replacing