Package org.h2.store.fs
Class FakeFileChannel
java.lang.Object
java.nio.channels.spi.AbstractInterruptibleChannel
java.nio.channels.FileChannel
org.h2.store.fs.FakeFileChannel
- All Implemented Interfaces:
Closeable
,AutoCloseable
,ByteChannel
,Channel
,GatheringByteChannel
,InterruptibleChannel
,ReadableByteChannel
,ScatteringByteChannel
,SeekableByteChannel
,WritableByteChannel
Fake file channel to use by in-memory and ZIP file systems.
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Nested Class Summary
Nested classes/interfaces inherited from class java.nio.channels.FileChannel
FileChannel.MapMode
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Field Summary
FieldsModifier and TypeFieldDescriptionstatic final FakeFileChannel
No need to allocate these, they have no state -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
force
(boolean metaData) protected void
lock
(long position, long size, boolean shared) map
(FileChannel.MapMode mode, long position, long size) long
position()
position
(long newPosition) int
read
(ByteBuffer dst) long
read
(ByteBuffer[] dsts, int offset, int length) int
read
(ByteBuffer dst, long position) long
size()
long
transferFrom
(ReadableByteChannel src, long position, long count) long
transferTo
(long position, long count, WritableByteChannel target) truncate
(long size) tryLock
(long position, long size, boolean shared) int
write
(ByteBuffer src) long
write
(ByteBuffer[] srcs, int offset, int len) int
write
(ByteBuffer src, long position) Methods inherited from class java.nio.channels.FileChannel
lock, map, open, open, read, tryLock, write
Methods inherited from class java.nio.channels.spi.AbstractInterruptibleChannel
begin, close, end, isOpen
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Field Details
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INSTANCE
No need to allocate these, they have no state
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Constructor Details
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FakeFileChannel
private FakeFileChannel()
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Method Details
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implCloseChannel
- Specified by:
implCloseChannel
in classAbstractInterruptibleChannel
- Throws:
IOException
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lock
- Specified by:
lock
in classFileChannel
- Throws:
IOException
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map
- Specified by:
map
in classFileChannel
- Throws:
IOException
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position
- Specified by:
position
in interfaceSeekableByteChannel
- Specified by:
position
in classFileChannel
- Throws:
IOException
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position
- Specified by:
position
in interfaceSeekableByteChannel
- Specified by:
position
in classFileChannel
- Throws:
IOException
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read
- Specified by:
read
in interfaceReadableByteChannel
- Specified by:
read
in interfaceSeekableByteChannel
- Specified by:
read
in classFileChannel
- Throws:
IOException
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read
- Specified by:
read
in classFileChannel
- Throws:
IOException
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read
- Specified by:
read
in interfaceScatteringByteChannel
- Specified by:
read
in classFileChannel
- Throws:
IOException
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size
- Specified by:
size
in interfaceSeekableByteChannel
- Specified by:
size
in classFileChannel
- Throws:
IOException
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transferFrom
- Specified by:
transferFrom
in classFileChannel
- Throws:
IOException
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transferTo
- Specified by:
transferTo
in classFileChannel
- Throws:
IOException
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truncate
- Specified by:
truncate
in interfaceSeekableByteChannel
- Specified by:
truncate
in classFileChannel
- Throws:
IOException
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tryLock
- Specified by:
tryLock
in classFileChannel
- Throws:
IOException
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write
- Specified by:
write
in interfaceSeekableByteChannel
- Specified by:
write
in interfaceWritableByteChannel
- Specified by:
write
in classFileChannel
- Throws:
IOException
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write
- Specified by:
write
in classFileChannel
- Throws:
IOException
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write
- Specified by:
write
in interfaceGatheringByteChannel
- Specified by:
write
in classFileChannel
- Throws:
IOException
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force
- Specified by:
force
in classFileChannel
- Throws:
IOException
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