org.nuxeo.common.utils

Class IdUtils

java.lang.Object

org.nuxeo.common.utils.IdUtils

public final class IdUtils
extends Object

Utils for identifier generation.

Author:

Anahide Tchertchian

Field Summary

Fields

Modifier and Type	Field and Description
static Pattern	STUPID_REGEXP
static String	UUID_TYPE_4_REGEXP

Method Summary

Modifier and Type	Method and Description
static String	generateId(String s) Deprecated. use generatePathSegment(java.lang.String) instead, or generateId(String, String, boolean, int) depending on the use cases
static String	generateId(String s, String wordSeparator, boolean lower, int maxChars) Generates an id from a non-null String.
static long	generateLongId() Generates an unique long identifier.
static String	generatePathSegment(String s) Deprecated. use PathSegmentService instead
static String	generateStringId() Generates an unique string identifier.
static boolean	isValidUUID(String uuid) Check if a given string has the pattern for UUID type 4

Methods inherited from class java.lang.Object

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

Field Detail

UUID_TYPE_4_REGEXP

public static final String UUID_TYPE_4_REGEXP

See Also:

Constant Field Values

STUPID_REGEXP

public static final Pattern STUPID_REGEXP

Method Detail

generateStringId

public static String generateStringId()

Generates an unique string identifier.

generateLongId

public static long generateLongId()

Generates an unique long identifier.

generateId

public static String generateId(String s,
                                String wordSeparator,
                                boolean lower,
                                int maxChars)

Generates an id from a non-null String.

Replaces accented characters from a string by their ascii equivalent, removes non alphanumerical characters and replaces spaces by the given wordSeparator character.

Parameters:

s - the original String

wordSeparator - the word separator to use (usually '-')

lower - if lower is true, remove upper case

maxChars - maximum longer of identifier characters

Returns:

the identifier String

generateId

@Deprecated
public static String generateId(String s)

Deprecated. use generatePathSegment(java.lang.String) instead, or generateId(String, String, boolean, int) depending on the use cases

Generates an id from a non-null String.

Uses default values for wordSeparator: '-', lower: true, maxChars: 24.

generatePathSegment

@Deprecated
public static String generatePathSegment(String s)

Deprecated. use PathSegmentService instead

Generates a Nuxeo path segment from a non-null String.

Basically all characters are kept, except for slashes and initial/trailing spaces.

isValidUUID

public static boolean isValidUUID(String uuid)

Check if a given string has the pattern for UUID type 4

Since:

5.7