Examples with ColumnDictionaryChunkMeta org.apache.carbondata.format.ColumnDictionaryChunkMeta used on opensource projects

Example 6 with ColumnDictionaryChunkMeta

use of org.apache.carbondata.format.ColumnDictionaryChunkMeta in project carbondata by apache.

the class CarbonDictionaryMetadataReaderImpl method readEntryOfDictionaryMetaChunk.

@Override
public CarbonDictionaryColumnMetaChunk readEntryOfDictionaryMetaChunk(long end_Offset) throws IOException {
    ColumnDictionaryChunkMeta dictionaryChunkMeta = null;
    // open dictionary meta thrift reader
    openThriftReader();
    // at the completion of while loop we will get the last dictionary chunk entry
    while (dictionaryMetadataFileReader.hasNext()) {
        // get the thrift object for dictionary chunk
        dictionaryChunkMeta = (ColumnDictionaryChunkMeta) dictionaryMetadataFileReader.read();
        if (dictionaryChunkMeta.end_offset >= end_Offset) {
            break;
        }
    }
    // create a new instance of chunk meta wrapper using thrift object
    return getNewInstanceOfCarbonDictionaryColumnMetaChunk(dictionaryChunkMeta);
}