Package google.registry.request.lock

Class LockHandlerImpl

java.lang.Object

google.registry.request.lock.LockHandlerImpl

All Implemented Interfaces:

LockHandler, Serializable

public class LockHandlerImpl
extends Object
implements LockHandler

Implementation of LockHandler that uses the database lock.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
LockHandlerImpl(Clock clock)

Method Summary

Modifier and Type	Method	Description
boolean	executeWithLocks(Callable<Void> callable, String tld, org.joda.time.Duration leaseLength, String... lockNames)	Acquire one or more locks and execute a Void Callable.

Methods inherited from class java.lang.Object

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

Constructor Details

LockHandlerImpl

@Inject
public LockHandlerImpl(Clock clock)

Method Details

executeWithLocks

public boolean executeWithLocks(Callable<Void> callable,
 @Nullable
 String tld,
 org.joda.time.Duration leaseLength,
 String... lockNames)

Acquire one or more locks and execute a Void Callable.

Thread will be killed if it doesn't complete before the lease expires.

Note that locks are specific either to a given tld or to the entire system (in which case tld should be passed as null).

Specified by:

executeWithLocks in interface LockHandler

Returns:

whether all locks were acquired and the callable was run.