Package org.apache.sysds.runtime.io
Class FrameReaderBinaryBlock
- java.lang.Object
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- org.apache.sysds.runtime.io.FrameReader
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- org.apache.sysds.runtime.io.FrameReaderBinaryBlock
 
 
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- Direct Known Subclasses:
- FrameReaderBinaryBlockParallel
 
 public class FrameReaderBinaryBlock extends FrameReader Single-threaded frame binary block reader.
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Constructor SummaryConstructors Constructor Description FrameReaderBinaryBlock()
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Method SummaryAll Methods Instance Methods Concrete Methods Modifier and Type Method Description FrameBlockreadFirstBlock(String fname)Specific functionality of FrameReaderBinaryBlock, mostly used for testing.FrameBlockreadFrameFromHDFS(String fname, Types.ValueType[] schema, String[] names, long rlen, long clen)FrameBlockreadFrameFromInputStream(InputStream is, Types.ValueType[] schema, String[] names, long rlen, long clen)- 
Methods inherited from class org.apache.sysds.runtime.io.FrameReadergetDefColNames, getDefSchema, readFrameFromHDFS, readFrameFromHDFS, readFrameFromInputStream, readFrameFromInputStream
 
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Method Detail- 
readFrameFromHDFSpublic final FrameBlock readFrameFromHDFS(String fname, Types.ValueType[] schema, String[] names, long rlen, long clen) throws IOException, DMLRuntimeException - Specified by:
- readFrameFromHDFSin class- FrameReader
- Throws:
- IOException
- DMLRuntimeException
 
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readFrameFromInputStreampublic FrameBlock readFrameFromInputStream(InputStream is, Types.ValueType[] schema, String[] names, long rlen, long clen) throws IOException, DMLRuntimeException - Specified by:
- readFrameFromInputStreamin class- FrameReader
- Throws:
- IOException
- DMLRuntimeException
 
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readFirstBlockpublic FrameBlock readFirstBlock(String fname) throws IOException Specific functionality of FrameReaderBinaryBlock, mostly used for testing.- Parameters:
- fname- file name
- Returns:
- frame block
- Throws:
- IOException- if IOException occurs
 
 
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