org.basex.io
Class DataInput

java.lang.Object
  org.basex.io.BufferInput
      org.basex.io.DataInput

public final class DataInput
extends BufferInput

This is an input stream for project specific data types.

Author:

Workgroup DBIS, University of Konstanz 2005-10, ISC License, Christian Gruen

Constructor Summary

DataInput(File file)
Initializes the file reader.

Method Summary

boolean	readBool() Reads a boolean value from the input stream.
byte[]	readBytes() Reads a byte array from the input stream.
byte[][]	readBytesArray() Reads a double byte array from the input stream.
double	readDouble() Reads a double from the input stream.
int	readNum() Reads and decompresses an integer value from the input stream.
int[]	readNums() Reads an integer array from the input stream.
int[]	readNums(int s) Reads an integer array with the specified size from the input stream.

Methods inherited from class org.basex.io.BufferInput

close, encoding, encoding, length, length, read, read, readByte, readChar, readString, size

Methods inherited from class java.lang.Object

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

Constructor Detail

DataInput

public DataInput(File file)
          throws IOException

Initializes the file reader.

Parameters:

file - the file to be read

Throws:

IOException - IO Exception

Method Detail

readBool

public boolean readBool()
                 throws IOException

Reads a boolean value from the input stream.

Returns:

boolean value

Throws:

IOException - IO Exception

readBytes

public byte[] readBytes()
                 throws IOException

Reads a byte array from the input stream.

Returns:

byte array

Throws:

IOException - IO Exception

readDouble

public double readDouble()
                  throws IOException

Reads a double from the input stream.

Returns:

byte array

Throws:

IOException - IO Exception

readNums

public int[] readNums()
               throws IOException

Reads an integer array from the input stream.

Returns:

integer array

Throws:

IOException - IO Exception

readNums

public int[] readNums(int s)
               throws IOException

Reads an integer array with the specified size from the input stream.

Parameters:

s - array size

Returns:

integer array

Throws:

IOException - IO Exception

readBytesArray

public byte[][] readBytesArray()
                        throws IOException

Reads a double byte array from the input stream.

Returns:

double array

Throws:

IOException - IO Exception

readNum

public int readNum()
            throws IOException

Reads and decompresses an integer value from the input stream.

Returns:

read value

Throws:

IOException - IO Exception