Package com.intellij.util.io

Class ByteBufferWrapper

java.lang.Object

com.intellij.util.io.ByteBufferWrapper

Direct Known Subclasses:

ReadOnlyMappedBufferWrapper, ReadWriteDirectBufferWrapper

public abstract class ByteBufferWrapper
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	myDirty
protected java.nio.file.Path	myFile
protected long	myLength
protected long	myPosition

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ByteBufferWrapper(java.nio.file.Path file, long offset, long length)

Method Summary

Modifier and Type	Method and Description
int	allocationSize()
void	dispose()
abstract void	flush()
abstract java.nio.ByteBuffer	getBuffer()
abstract java.nio.ByteBuffer	getCachedBuffer()
boolean	isDirty()
void	markDirty()
static ByteBufferWrapper	readOnly(java.nio.file.Path file, int offset)
static ByteBufferWrapper	readWriteDirect(java.nio.file.Path file, long offset, int length)
java.lang.String	toString()
abstract void	unmap()

Methods inherited from class java.lang.Object

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

Field Detail

myFile

protected final java.nio.file.Path myFile

myPosition

protected final long myPosition

myLength

protected final long myLength

myDirty

protected volatile boolean myDirty

Constructor Detail

ByteBufferWrapper

protected ByteBufferWrapper(java.nio.file.Path file,
                            long offset,
                            long length)

Method Detail

getCachedBuffer

public abstract java.nio.ByteBuffer getCachedBuffer()

markDirty

public final void markDirty()

isDirty

public final boolean isDirty()

getBuffer

public abstract java.nio.ByteBuffer getBuffer()
                                       throws java.io.IOException

Throws:

java.io.IOException

unmap

public abstract void unmap()

flush

public abstract void flush()

dispose

public void dispose()

readWriteDirect

public static ByteBufferWrapper readWriteDirect(java.nio.file.Path file,
                                                long offset,
                                                int length)

readOnly

public static ByteBufferWrapper readOnly(java.nio.file.Path file,
                                         int offset)
                                  throws java.io.IOException

Throws:

java.io.IOException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

allocationSize

public int allocationSize()