Package org.apache.hugegraph.computer.core.io

Class BufferedFileInput

java.lang.Object

org.apache.hugegraph.computer.core.io.UnsafeBytesInput

org.apache.hugegraph.computer.core.io.AbstractBufferedFileInput

org.apache.hugegraph.computer.core.io.BufferedFileInput

All Implemented Interfaces:

java.io.Closeable, java.io.DataInput, java.lang.AutoCloseable, org.apache.hugegraph.computer.core.io.BytesInput, org.apache.hugegraph.computer.core.io.RandomAccessInput

public class BufferedFileInput
extends AbstractBufferedFileInput

Field Summary

Fields inherited from class org.apache.hugegraph.computer.core.io.AbstractBufferedFileInput

fileOffset

Constructor Summary

Constructors

Constructor	Description
BufferedFileInput(java.io.File file)
BufferedFileInput(java.io.RandomAccessFile file, int bufferCapacity)

Method Summary

Modifier and Type	Method	Description
void	close()
BufferedFileInput	duplicate()
protected void	fillBuffer()
void	readFully(byte[] b, int off, int len)
void	seek(long position)

Methods inherited from class org.apache.hugegraph.computer.core.io.AbstractBufferedFileInput

available, bufferCapacity, compare, fileLength, position, readFully, require, shiftAndFillBuffer, skip

Methods inherited from class org.apache.hugegraph.computer.core.io.UnsafeBytesInput

buffer, limit, limit, readBoolean, readByte, readChar, readDouble, readFloat, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedShort, readUTF, remaining, shiftBuffer, skipBytes

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hugegraph.computer.core.io.RandomAccessInput

readBytes, readFixedInt

Constructor Detail

BufferedFileInput

public BufferedFileInput(java.io.File file)
                  throws java.io.IOException

Throws:

java.io.IOException

BufferedFileInput

public BufferedFileInput(java.io.RandomAccessFile file,
                         int bufferCapacity)
                  throws java.io.IOException

Throws:

java.io.IOException

Method Detail

readFully

public void readFully(byte[] b,
                      int off,
                      int len)
               throws java.io.IOException

Specified by:

readFully in interface java.io.DataInput

Overrides:

readFully in class UnsafeBytesInput

Throws:

java.io.IOException

seek

public void seek(long position)
          throws java.io.IOException

Specified by:

seek in interface org.apache.hugegraph.computer.core.io.RandomAccessInput

Overrides:

seek in class UnsafeBytesInput

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Overrides:

close in class UnsafeBytesInput

Throws:

java.io.IOException

fillBuffer

protected void fillBuffer()
                   throws java.io.IOException

Specified by:

fillBuffer in class AbstractBufferedFileInput

Throws:

java.io.IOException

duplicate

public BufferedFileInput duplicate()
                            throws java.io.IOException

Specified by:

duplicate in interface org.apache.hugegraph.computer.core.io.RandomAccessInput

Overrides:

duplicate in class UnsafeBytesInput

Throws:

java.io.IOException