public int getRowsPerPage(String pageName, int defaultValue) {
        return getPageProperty(pageName, "console.rows_per_page", defaultValue);
    }
Returns the number of rows per page for the specified page for the current logged user.
The rows per page value is stored as a user property. The same property is being used for
different pages. The encoding format is the following "pageName1=value,pageName2=value".

@param pageName     the name of the page to look up its stored value.
@param defaultValue the default value to return if no user value was found.
@return the number of rows per page for the specified page for the current logged user.
xmppserver/src/main/java/org/jivesoftware/util/WebManager.java