Package org.lable.oss.uniqueid.etcd

Class RegistryBasedResourceClaim

java.lang.Object

org.lable.oss.uniqueid.etcd.RegistryBasedResourceClaim

public class RegistryBasedResourceClaim
extends Object

Method Summary

Modifier and Type	Method	Description
static RegistryBasedResourceClaim	claim(Supplier<io.etcd.jetcd.Client> connectToEtcd, int maxGeneratorCount, String registryEntry, Duration acquisitionTimeout, boolean waitWhenNoResourcesAvailable)	Claim a resource.
void	close()
int	getClusterId()
int	getGeneratorId()
String	getRegistryEntry()

Methods inherited from class java.lang.Object

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

Method Detail

claim

public static RegistryBasedResourceClaim claim(Supplier<io.etcd.jetcd.Client> connectToEtcd,
                                               int maxGeneratorCount,
                                               String registryEntry,
                                               Duration acquisitionTimeout,
                                               boolean waitWhenNoResourcesAvailable)
                                        throws IOException

Claim a resource.

Parameters:

connectToEtcd - Provide a connection to Etcd.

maxGeneratorCount - Maximum number of generators possible.

registryEntry - Metadata stored under the Etcd key.

acquisitionTimeout - Abort attempt to claim a resource after this duration.

waitWhenNoResourcesAvailable - Wait for a resource to become available when all resources are claimed.

Returns:

The resource claim, if successful.

Throws:

IOException - Thrown when the claim could not be acquired.

getClusterId

public int getClusterId()

getGeneratorId

public int getGeneratorId()

close

public void close()

getRegistryEntry

public String getRegistryEntry()