com.sleepycat.je.txn

Class LockInfo

java.lang.Object

com.sleepycat.je.txn.LockInfo

All Implemented Interfaces:

java.lang.Cloneable

Direct Known Subclasses:

ThinLockImpl

public class LockInfo
extends java.lang.Object
implements java.lang.Cloneable

LockInfo is a class that embodies information about a lock instance. The holding thread and the locktype are all contained in the object. This class is public for unit tests.

Field Summary

Fields

Modifier and Type	Field and Description
protected Locker	locker
protected LockType	lockType

Constructor Summary

Constructors

Constructor and Description
LockInfo(Locker locker, LockType lockType) Construct a new LockInfo.
LockInfo(LockInfo other) Clone from given LockInfo.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	clone()
void	dump() Debugging
static boolean	getDeadlockStackTrace() For unit testing only.
Locker	getLocker()
(package private) LockType	getLockType()
(package private) static void	setDeadlockStackTrace(boolean enable) Called when the je.txn.deadlockStackTrace property is changed.
(package private) void	setLocker(Locker locker) Change this lockInfo over to the prescribed locker.
(package private) void	setLockType(LockType lockType)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

locker

protected Locker locker

lockType

protected LockType lockType

Constructor Detail

LockInfo

public LockInfo(Locker locker,
        LockType lockType)

Construct a new LockInfo. public for Sizeof program.

LockInfo

LockInfo(LockInfo other)

Clone from given LockInfo. Use this constructor when copying a LockInfo and its identity should be copied (e.g., when mutating a thin lock to a thick lock) to ensure that debugging info is retained.

Method Detail

setDeadlockStackTrace

static void setDeadlockStackTrace(boolean enable)

Called when the je.txn.deadlockStackTrace property is changed.

getDeadlockStackTrace

public static boolean getDeadlockStackTrace()

For unit testing only.

setLocker

void setLocker(Locker locker)

Change this lockInfo over to the prescribed locker.

getLocker

public Locker getLocker()

Returns:

The transaction associated with this Lock.

setLockType

void setLockType(LockType lockType)

getLockType

LockType getLockType()

Returns:

The LockType associated with this Lock.

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException

Overrides:

clone in class java.lang.Object

Throws:

java.lang.CloneNotSupportedException

dump

public void dump()

Debugging

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object