Class CacheDataOutput
- java.lang.Object
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- org.apache.sysds.runtime.controlprogram.caching.CacheDataOutput
 
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- All Implemented Interfaces:
- DataOutput,- MatrixBlockDataOutput
 
 public class CacheDataOutput extends Object implements DataOutput, MatrixBlockDataOutput Custom DataOutput to serialize directly into the given byte array.
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Constructor SummaryConstructors Constructor Description CacheDataOutput(byte[] mem)CacheDataOutput(int size)
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Method SummaryAll Methods Instance Methods Concrete Methods Modifier and Type Method Description byte[]getBytes()voidwrite(byte[] b)voidwrite(byte[] b, int off, int len)voidwrite(int b)voidwriteBoolean(boolean v)voidwriteByte(int v)voidwriteBytes(String s)voidwriteChar(int v)voidwriteChars(String s)voidwriteDouble(double v)voidwriteDoubleArray(int len, double[] varr)Writes the double array of a dense block to the data output.voidwriteFloat(float v)voidwriteInt(int v)voidwriteLong(long v)voidwriteShort(int v)voidwriteSparseRows(int rlen, SparseBlock rows)Writes the sparse rows array of a sparse block to the data output.voidwriteUTF(String s)
 
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Method Detail- 
writepublic void write(int b) throws IOException- Specified by:
- writein interface- DataOutput
- Throws:
- IOException
 
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writepublic void write(byte[] b) throws IOException- Specified by:
- writein interface- DataOutput
- Throws:
- IOException
 
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writepublic void write(byte[] b, int off, int len) throws IOException- Specified by:
- writein interface- DataOutput
- Throws:
- IOException
 
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writeBooleanpublic void writeBoolean(boolean v) throws IOException- Specified by:
- writeBooleanin interface- DataOutput
- Throws:
- IOException
 
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writeIntpublic void writeInt(int v) throws IOException- Specified by:
- writeIntin interface- DataOutput
- Throws:
- IOException
 
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writeDoublepublic void writeDouble(double v) throws IOException- Specified by:
- writeDoublein interface- DataOutput
- Throws:
- IOException
 
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writeBytepublic void writeByte(int v) throws IOException- Specified by:
- writeBytein interface- DataOutput
- Throws:
- IOException
 
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writeBytespublic void writeBytes(String s) throws IOException - Specified by:
- writeBytesin interface- DataOutput
- Throws:
- IOException
 
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writeCharpublic void writeChar(int v) throws IOException- Specified by:
- writeCharin interface- DataOutput
- Throws:
- IOException
 
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writeCharspublic void writeChars(String s) throws IOException - Specified by:
- writeCharsin interface- DataOutput
- Throws:
- IOException
 
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writeFloatpublic void writeFloat(float v) throws IOException- Specified by:
- writeFloatin interface- DataOutput
- Throws:
- IOException
 
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writeLongpublic void writeLong(long v) throws IOException- Specified by:
- writeLongin interface- DataOutput
- Throws:
- IOException
 
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writeShortpublic void writeShort(int v) throws IOException- Specified by:
- writeShortin interface- DataOutput
- Throws:
- IOException
 
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writeUTFpublic void writeUTF(String s) throws IOException - Specified by:
- writeUTFin interface- DataOutput
- Throws:
- IOException
 
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writeDoubleArraypublic void writeDoubleArray(int len, double[] varr) throws IOExceptionDescription copied from interface:MatrixBlockDataOutputWrites the double array of a dense block to the data output.- Specified by:
- writeDoubleArrayin interface- MatrixBlockDataOutput
- Parameters:
- len- ?
- varr- ?
- Throws:
- IOException- if IOException occurs
 
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writeSparseRowspublic void writeSparseRows(int rlen, SparseBlock rows) throws IOExceptionDescription copied from interface:MatrixBlockDataOutputWrites the sparse rows array of a sparse block to the data output.- Specified by:
- writeSparseRowsin interface- MatrixBlockDataOutput
- Parameters:
- rlen- ?
- rows- sparse block
- Throws:
- IOException- if IOException occurs
 
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getBytespublic byte[] getBytes() 
 
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