org.neo4j.storageengine.api

Interface ReadableChannel

public interface ReadableChannel

Represents a channel from where primitive values can be read. Mirrors WritableChannel in data types that can be read.

Method Summary

Modifier and Type	Method and Description
byte	get()
void	get(byte[] bytes, int length) Reads the next length bytes from this channel and puts them into bytes.
double	getDouble()
float	getFloat()
int	getInt()
long	getLong()
short	getShort()

Method Detail

get

byte get()
  throws IOException,
         ReadPastEndException

Returns:

the next byte in this channel.

Throws:

IOException - I/O error from channel.

ReadPastEndException - if not enough data was available.

getShort

short getShort()
        throws IOException,
               ReadPastEndException

Returns:

the next short in this channel.

Throws:

IOException - I/O error from channel.

ReadPastEndException - if not enough data was available.

getInt

int getInt()
    throws IOException,
           ReadPastEndException

Returns:

the next int in this channel.

Throws:

IOException - I/O error from channel.

ReadPastEndException - if not enough data was available.

getLong

long getLong()
      throws IOException,
             ReadPastEndException

Returns:

the next long in this channel.

Throws:

IOException - I/O error from channel.

ReadPastEndException - if not enough data was available.

getFloat

float getFloat()
        throws IOException,
               ReadPastEndException

Returns:

the next float in this channel.

Throws:

IOException - I/O error from channel.

ReadPastEndException - if not enough data was available.

getDouble

double getDouble()
          throws IOException,
                 ReadPastEndException

Returns:

the next double in this channel.

Throws:

IOException - I/O error from channel.

ReadPastEndException - if not enough data was available.

get

void get(byte[] bytes,
         int length)
  throws IOException,
         ReadPastEndException

Reads the next length bytes from this channel and puts them into bytes. Will throw ArrayIndexOutOfBoundsException if length exceeds the length of bytes.

Parameters:

bytes - byte[] to put read bytes into.

length - number of bytes to read from the channel.

Throws:

IOException - I/O error from channel.

ReadPastEndException - if not enough data was available.