Package opennlp.tools.ml.model

Class BinaryFileDataReader

java.lang.Object

opennlp.tools.ml.model.BinaryFileDataReader

All Implemented Interfaces:

DataReader

public class BinaryFileDataReader
extends Object
implements DataReader

A DataReader that reads files from a binary format.

Constructor Summary

Constructors

Constructor	Description
BinaryFileDataReader(DataInputStream in)	Instantiates BinaryFileDataReader via an DataInputStream.
BinaryFileDataReader(File f)	Instantiates BinaryFileDataReader via a File and creates a DataInputStream for it.
BinaryFileDataReader(InputStream in)	Instantiates BinaryFileDataReader via an InputStream and creates a DataInputStream for it.

Method Summary

Modifier and Type	Method	Description
double	readDouble()
int	readInt()
String	readUTF()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

BinaryFileDataReader

public BinaryFileDataReader(File f)
                     throws IOException

Instantiates BinaryFileDataReader via a File and creates a DataInputStream for it. Based on whether the file's suffix contains .gz, it detects whether the file is gzipped or not.

Parameters:

f - The File that references the model to be read.

Throws:

IOException

BinaryFileDataReader

public BinaryFileDataReader(InputStream in)

Instantiates BinaryFileDataReader via an InputStream and creates a DataInputStream for it.

Parameters:

in - The InputStream that references the model to be read.

BinaryFileDataReader

public BinaryFileDataReader(DataInputStream in)

Instantiates BinaryFileDataReader via an DataInputStream.

Parameters:

in - The DataInputStream that references the model to be read.

Method Details

readDouble

public double readDouble()
                  throws IOException

Specified by:

readDouble in interface DataReader

Returns:

Reads and returns a double value.

Throws:

IOException - Thrown if IO errors occurred during read operation.

readInt

public int readInt()
            throws IOException

Specified by:

readInt in interface DataReader

Returns:

Reads and returns an int value.

Throws:

IOException - Thrown if IO errors occurred during read operation.

readUTF

public String readUTF()
               throws IOException

Specified by:

readUTF in interface DataReader

Returns:

Reads and returns UTF-encoded characters.

Throws:

IOException - Thrown if IO errors occurred during read operation.