Examples of com.google.enterprise.connector.common.BigEmptyDocumentFilterInputStream

Package com.google.enterprise.connector.common

Examples of com.google.enterprise.connector.common.BigEmptyDocumentFilterInputStream

com.google.enterprise.connector.common.BigEmptyDocumentFilterInputStream
A {@code FilterInputStream} that protects against large documents and emptydocuments. If we have read more than {@link FileSizeLimitInfo.maxDocumentSize}bytes from the input, or if we get EOF after reading zero bytes, we throw a subclass of {@code IOException} that is used as a signal for{@link AlternateContentFilterInputStream} to switch to alternate content.

   */
  private InputStream getContentStream(Document document,
      ContentEncoding documentContentEncoding,
      ContentEncoding alternateEncoding) throws RepositoryException {
    InputStream contentStream;
      InputStream original = new BigEmptyDocumentFilterInputStream(
          DocUtils.getOptionalStream(document, SpiConstants.PROPNAME_CONTENT),
          fileSizeLimit.maxDocumentSize());
      InputStream encodedContentStream;
      if (documentContentEncoding == null) {
        encodedContentStream = getEncodedStream(contentEncoding,

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    // provide some minimal content of a single space, if none is available.
    // We are only detecting empty content here, not large documents.
    // TODO: Figure out how to handle CONTENT morphing document filters.
    return
        new AlternateContentFilterInputStream(
            new BigEmptyDocumentFilterInputStream(
                (in == null) ? in : new EofFilterInputStream(in),
                Long.MAX_VALUE),
            null);
  }

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