public class FastBufferedDataInputStream extends FilterInputStream implements DataInput, MatrixBlockDataInput
| Constructor and Description |
|---|
FastBufferedDataInputStream(InputStream in) |
FastBufferedDataInputStream(InputStream in,
int size) |
| Modifier and Type | Method and Description |
|---|---|
boolean |
readBoolean() |
byte |
readByte() |
char |
readChar() |
double |
readDouble() |
long |
readDoubleArray(int len,
double[] varr)
Reads the double array from the data input into the given dense block
and returns the number of non-zeros.
|
float |
readFloat() |
void |
readFully(byte[] b) |
void |
readFully(byte[] b,
int off,
int len) |
int |
readInt() |
String |
readLine() |
long |
readLong() |
short |
readShort() |
long |
readSparseRows(int rlen,
long nnz,
SparseBlock rows)
Reads the sparse rows array from the data input into a sparse block
and returns the number of non-zeros.
|
int |
readUnsignedByte() |
int |
readUnsignedShort() |
String |
readUTF() |
int |
skipBytes(int n) |
available, close, mark, markSupported, read, read, read, reset, skippublic FastBufferedDataInputStream(InputStream in)
public FastBufferedDataInputStream(InputStream in, int size)
public void readFully(byte[] b)
throws IOException
readFully in interface DataInputIOExceptionpublic void readFully(byte[] b,
int off,
int len)
throws IOException
readFully in interface DataInputIOExceptionpublic int skipBytes(int n)
throws IOException
skipBytes in interface DataInputIOExceptionpublic boolean readBoolean()
throws IOException
readBoolean in interface DataInputIOExceptionpublic byte readByte()
throws IOException
readByte in interface DataInputIOExceptionpublic int readUnsignedByte()
throws IOException
readUnsignedByte in interface DataInputIOExceptionpublic short readShort()
throws IOException
readShort in interface DataInputIOExceptionpublic int readUnsignedShort()
throws IOException
readUnsignedShort in interface DataInputIOExceptionpublic char readChar()
throws IOException
readChar in interface DataInputIOExceptionpublic int readInt()
throws IOException
readInt in interface DataInputIOExceptionpublic long readLong()
throws IOException
readLong in interface DataInputIOExceptionpublic float readFloat()
throws IOException
readFloat in interface DataInputIOExceptionpublic double readDouble()
throws IOException
readDouble in interface DataInputIOExceptionpublic String readLine() throws IOException
readLine in interface DataInputIOExceptionpublic String readUTF() throws IOException
readUTF in interface DataInputIOExceptionpublic long readDoubleArray(int len,
double[] varr)
throws IOException
MatrixBlockDataInputreadDoubleArray in interface MatrixBlockDataInputlen - ?varr - ?IOException - if IOException occurspublic long readSparseRows(int rlen,
long nnz,
SparseBlock rows)
throws IOException
MatrixBlockDataInputreadSparseRows in interface MatrixBlockDataInputrlen - number of rowsnnz - number of non-zerosrows - sparse blockIOException - if IOExcepton occursCopyright © 2020 The Apache Software Foundation. All rights reserved.