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@InterfaceAudience.Private public interface InterProcessReadWriteLock
An interface for a distributed reader-writer lock.
Method Summary | |
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InterProcessLock |
readLock(byte[] metadata)
Obtain a reader lock containing given metadata. |
InterProcessLock |
writeLock(byte[] metadata)
Obtain a writer lock containing given metadata. |
Method Detail |
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InterProcessLock readLock(byte[] metadata)
metadata
- Serialized lock metadata (this may contain information
such as the process owning the lock or the purpose for
which the lock was acquired). Must not be null.
InterProcessLock writeLock(byte[] metadata)
metadata
- See documentation of metadata parameter in readLock()
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