@java.lang.Override
    public long getFailedPages() {
      return failedPages_;
    }
<pre>
Number of pages that failed to process in all documents so far. Documents
without clear page definition (such as XLSX) are not counted.
</pre>

<code>int64 failed_pages = 4;</code>

@return The failedPages.
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/BatchTranslateDocumentMetadata.java