org.apache.pulsar.common.naming

Class NamespaceBundleFactory

java.lang.Object

org.apache.pulsar.common.naming.NamespaceBundleFactory

All Implemented Interfaces:

ZooKeeperCacheListener<org.apache.pulsar.common.policies.data.LocalPolicies>

public class NamespaceBundleFactory
extends Object
implements ZooKeeperCacheListener<org.apache.pulsar.common.policies.data.LocalPolicies>

Constructor Summary

Constructors

Constructor and Description
NamespaceBundleFactory(PulsarService pulsar, com.google.common.hash.HashFunction hashFunc)

Method Summary

Modifier and Type	Method and Description
boolean	canSplitBundle(NamespaceBundle bundle)
static NamespaceBundleFactory	createFactory(PulsarService pulsar, com.google.common.hash.HashFunction hashFunc)
NamespaceBundle	getBundle(org.apache.pulsar.common.naming.NamespaceName nsname, com.google.common.collect.Range<Long> hashRange)
NamespaceBundle	getBundle(String namespace, String bundleRange)
NamespaceBundles	getBundles(org.apache.pulsar.common.naming.NamespaceName nsname)
NamespaceBundles	getBundles(org.apache.pulsar.common.naming.NamespaceName nsname, org.apache.pulsar.common.policies.data.BundlesData bundleData)
NamespaceBundles	getBundles(org.apache.pulsar.common.naming.NamespaceName nsname, org.apache.pulsar.common.policies.data.BundlesData bundleData, long version)
CompletableFuture<NamespaceBundles>	getBundlesAsync(org.apache.pulsar.common.naming.NamespaceName nsname)
static org.apache.pulsar.common.policies.data.BundlesData	getBundlesData(NamespaceBundles bundles)
Optional<NamespaceBundles>	getBundlesIfPresent(org.apache.pulsar.common.naming.NamespaceName nsname)
static String	getDefaultBundleRange()
NamespaceBundle	getFullBundle(org.apache.pulsar.common.naming.NamespaceName fqnn)
CompletableFuture<NamespaceBundle>	getFullBundleAsync(org.apache.pulsar.common.naming.NamespaceName fqnn)
long	getLongHashCode(String name)
static String	getNamespaceFromPoliciesPath(String path)
void	invalidateBundleCache(org.apache.pulsar.common.naming.NamespaceName namespace)
static boolean	isFullBundle(String bundleRange)
void	onUpdate(String path, org.apache.pulsar.common.policies.data.LocalPolicies data, org.apache.zookeeper.data.Stat stat)
org.apache.commons.lang3.tuple.Pair<NamespaceBundles,List<NamespaceBundle>>	splitBundles(NamespaceBundle targetBundle, int numBundles, Long splitBoundary) Fetches NamespaceBundles from cache for a given namespace.
static void	validateFullRange(SortedSet<String> partitions)

Methods inherited from class java.lang.Object

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

Constructor Detail

NamespaceBundleFactory

public NamespaceBundleFactory(PulsarService pulsar,
                              com.google.common.hash.HashFunction hashFunc)

Method Detail

onUpdate

public void onUpdate(String path,
                     org.apache.pulsar.common.policies.data.LocalPolicies data,
                     org.apache.zookeeper.data.Stat stat)

Specified by:

onUpdate in interface ZooKeeperCacheListener<org.apache.pulsar.common.policies.data.LocalPolicies>

invalidateBundleCache

public void invalidateBundleCache(org.apache.pulsar.common.naming.NamespaceName namespace)

getBundlesAsync

public CompletableFuture<NamespaceBundles> getBundlesAsync(org.apache.pulsar.common.naming.NamespaceName nsname)

getBundles

public NamespaceBundles getBundles(org.apache.pulsar.common.naming.NamespaceName nsname)
                            throws Exception

Throws:

Exception

getBundlesIfPresent

public Optional<NamespaceBundles> getBundlesIfPresent(org.apache.pulsar.common.naming.NamespaceName nsname)
                                               throws Exception

Throws:

Exception

getBundle

public NamespaceBundle getBundle(org.apache.pulsar.common.naming.NamespaceName nsname,
                                 com.google.common.collect.Range<Long> hashRange)

getBundle

public NamespaceBundle getBundle(String namespace,
                                 String bundleRange)

getFullBundle

public NamespaceBundle getFullBundle(org.apache.pulsar.common.naming.NamespaceName fqnn)
                              throws Exception

Throws:

Exception

getFullBundleAsync

public CompletableFuture<NamespaceBundle> getFullBundleAsync(org.apache.pulsar.common.naming.NamespaceName fqnn)
                                                      throws Exception

Throws:

Exception

getLongHashCode

public long getLongHashCode(String name)

getBundles

public NamespaceBundles getBundles(org.apache.pulsar.common.naming.NamespaceName nsname,
                                   org.apache.pulsar.common.policies.data.BundlesData bundleData)

getBundles

public NamespaceBundles getBundles(org.apache.pulsar.common.naming.NamespaceName nsname,
                                   org.apache.pulsar.common.policies.data.BundlesData bundleData,
                                   long version)

getBundlesData

public static org.apache.pulsar.common.policies.data.BundlesData getBundlesData(NamespaceBundles bundles)
                                                                         throws Exception

Throws:

Exception

splitBundles

public org.apache.commons.lang3.tuple.Pair<NamespaceBundles,List<NamespaceBundle>> splitBundles(NamespaceBundle targetBundle,
                                                                                                int numBundles,
                                                                                                Long splitBoundary)

Fetches NamespaceBundles from cache for a given namespace. finds target bundle, split into numBundles and returns new NamespaceBundles with newly split bundles into it.

Parameters:

targetBundle - NamespaceBundle needs to be split

numBundles - split into numBundles

splitBoundary - split into 2 numBundles by the given split key. The given split key must between the key range of the given split bundle.

Returns:

List of split NamespaceBundle and NamespaceBundles that contains final bundles including split bundles for a given namespace

canSplitBundle

public boolean canSplitBundle(NamespaceBundle bundle)

validateFullRange

public static void validateFullRange(SortedSet<String> partitions)

createFactory

public static NamespaceBundleFactory createFactory(PulsarService pulsar,
                                                   com.google.common.hash.HashFunction hashFunc)

isFullBundle

public static boolean isFullBundle(String bundleRange)

getDefaultBundleRange

public static String getDefaultBundleRange()

getNamespaceFromPoliciesPath

public static String getNamespaceFromPoliciesPath(String path)