com.hazelcast.util

Class UuidUtil

java.lang.Object

com.hazelcast.util.UuidUtil

public final class UuidUtil
extends Object

Util class to generate type 4 (pseudo randomly generated) UUID.

Creates UUID of different quality of randomness, which are based on cryptographically weak Random and strong SecureRandom pseudo random number generators.

Method Summary

Modifier and Type	Method and Description
static String	createClientUuid(Address endpoint) Creates a new client UUID string, based on a cryptographically weak pseudo random number generator.
static String	createClusterUuid() Creates a new cluster UUID string, based on a cryptographically weak pseudo random number generator.
static String	createMemberUuid(Address endpoint) Creates a new member UUID string, based on a cryptographically weak pseudo random number generator.
static UUID	newSecureUUID() Static factory to retrieve a type 4 (pseudo randomly generated) UUID.
static String	newSecureUuidString() Static factory to retrieve a type 4 (pseudo randomly generated) UUID based string.
static UUID	newUnsecureUUID() Static factory to retrieve a type 4 (pseudo randomly generated) UUID.
static String	newUnsecureUuidString() Static factory to retrieve a type 4 (pseudo randomly generated) UUID based string.

Methods inherited from class java.lang.Object

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

Method Detail

createClusterUuid

public static String createClusterUuid()

Creates a new cluster UUID string, based on a cryptographically weak pseudo random number generator.

Returns:

a new cluster UUID string

createMemberUuid

public static String createMemberUuid(Address endpoint)

Creates a new member UUID string, based on a cryptographically weak pseudo random number generator.

Returns:

a new member UUID string

createClientUuid

public static String createClientUuid(Address endpoint)

Creates a new client UUID string, based on a cryptographically weak pseudo random number generator.

Returns:

a new client UUID string

newUnsecureUuidString

public static String newUnsecureUuidString()

Static factory to retrieve a type 4 (pseudo randomly generated) UUID based string. The UUID string is generated using a cryptographically weak pseudo random number generator.

Returns:

A randomly generated UUID base string

newSecureUuidString

public static String newSecureUuidString()

Static factory to retrieve a type 4 (pseudo randomly generated) UUID based string. The UUID string is generated using a cryptographically strong pseudo random number generator.

Returns:

A randomly generated UUID base string

newUnsecureUUID

public static UUID newUnsecureUUID()

Static factory to retrieve a type 4 (pseudo randomly generated) UUID. The UUID is generated using a cryptographically weak pseudo random number generator.

Returns:

A randomly generated UUID

newSecureUUID

public static UUID newSecureUUID()

Static factory to retrieve a type 4 (pseudo randomly generated) UUID. The UUID is generated using a cryptographically strong pseudo random number generator.

Returns:

A randomly generated UUID