parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetFileWriter.java
public void writeDictionaryPage(DictionaryPage dictionaryPage) throws IOException {
    state = state.write();
    LOG.debug("{}: write dictionary page: {} values", out.getPos(), dictionaryPage.getDictionarySize());
    currentChunkDictionaryPageOffset = out.getPos();
    int uncompressedSize = dictionaryPage.getUncompressedSize();
    int compressedPageSize = (int)dictionaryPage.getBytes().size(); // TODO: fix casts
    metadataConverter.writeDictionaryPageHeader(
        uncompressedSize,
        compressedPageSize,
        dictionaryPage.getDictionarySize(),
        dictionaryPage.getEncoding(),
        out);
    long headerSize = out.getPos() - currentChunkDictionaryPageOffset;
    this.uncompressedLength += uncompressedSize + headerSize;
    this.compressedLength += compressedPageSize + headerSize;
    LOG.debug("{}: write dictionary page content {}", out.getPos(), compressedPageSize);
    dictionaryPage.getBytes().writeAllTo(out);
    encodingStatsBuilder.addDictEncoding(dictionaryPage.getEncoding());
    currentEncodings.add(dictionaryPage.getEncoding());
  }
public void writeDictionaryPage(DictionaryPage dictionaryPage) throws IOException {
    state = state.write();
    LOG.debug("{}: write dictionary page: {} values", out.getPos(), dictionaryPage.getDictionarySize());
    currentChunkDictionaryPageOffset = out.getPos();
    int uncompressedSize = dictionaryPage.getUncompressedSize();
    int compressedPageSize = (int)dictionaryPage.getBytes().size(); // TODO: fix casts
    metadataConverter.writeDictionaryPageHeader(
        uncompressedSize,
        compressedPageSize,
        dictionaryPage.getDictionarySize(),
        dictionaryPage.getEncoding(),
        out);
    long headerSize = out.getPos() - currentChunkDictionaryPageOffset;
    this.uncompressedLength += uncompressedSize + headerSize;
    this.compressedLength += compressedPageSize + headerSize;
    LOG.debug("{}: write dictionary page content {}", out.getPos(), compressedPageSize);
    dictionaryPage.getBytes().writeAllTo(out);
    encodingStatsBuilder.addDictEncoding(dictionaryPage.getEncoding());
    currentEncodings.add(dictionaryPage.getEncoding());
  }
writes a dictionary page page
@param dictionaryPage the dictionary page
@throws IOException if there is an error while writing