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java.nio

pack-priv Class MappedMemoryUtils

Class Inheritance

extends Object

java.lang.Object
java.nio.MappedMemoryUtils

Imports

java.io.FileDescriptor, .IOException, .UncheckedIOException, jdk.internal.access.foreign.MappedMemoryUtilsProxy, jdk.internal.misc.Blocker, .Unsafe

Field Summary

Modifier and Type	Field and Description
pack-priv static final MappedMemoryUtilsProxy	PROXY
private static byte	unused

Constructor Summary

Access	Constructor and Description
pack-priv	MappedMemoryUtils()

Method Summary

Modifier and Type	Method and Description
private static long	alignDown(long address, int pageSize)
pack-priv static void	force(FileDescriptor fd, long address, boolean isSync, long index, long length)
private static native void	force0(FileDescriptor fd, long address, long length)
pack-priv static boolean	isLoaded(long address, boolean isSync, long size)
private static native boolean	isLoaded0(long address, long length, long pageCount)
pack-priv static void	load(long address, boolean isSync, long size)
private static native void	load0(long address, long length)
private static long	mappingAddress(long address, long mappingOffset)
private static long	mappingAddress(long address, long mappingOffset, long index)
private static long	mappingLength(long mappingOffset, long length)
private static long	mappingOffset(long address)
private static long	mappingOffset(long address, long index)
private static native void	registerNatives()
pack-priv static void	unload(long address, boolean isSync, long size)
private static native void	unload0(long address, long length)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

PROXY	back to summary
pack-priv static final MappedMemoryUtilsProxy PROXY

unused	back to summary
private static byte unused

Constructor Detail

MappedMemoryUtils	back to summary
pack-priv MappedMemoryUtils()

Method Detail

alignDown	back to summary
private static long alignDown(long address, int pageSize)

force	back to summary
pack-priv static void force(FileDescriptor fd, long address, boolean isSync, long index, long length)

force0	back to summary
private static native void force0(FileDescriptor fd, long address, long length) throws IOException

isLoaded	back to summary
pack-priv static boolean isLoaded(long address, boolean isSync, long size)

isLoaded0	back to summary
private static native boolean isLoaded0(long address, long length, long pageCount)

load	back to summary
pack-priv static void load(long address, boolean isSync, long size)

load0	back to summary
private static native void load0(long address, long length)

mappingAddress	back to summary
private static long mappingAddress(long address, long mappingOffset)

mappingAddress	back to summary
private static long mappingAddress(long address, long mappingOffset, long index)

mappingLength	back to summary
private static long mappingLength(long mappingOffset, long length)

mappingOffset	back to summary
private static long mappingOffset(long address)

mappingOffset	back to summary
private static long mappingOffset(long address, long index)

registerNatives	back to summary
private static native void registerNatives()

unload	back to summary
pack-priv static void unload(long address, boolean isSync, long size)

unload0	back to summary
private static native void unload0(long address, long length)