Module com.aoapps.security

Package com.aoapps.security

Class SmallIdentifier

java.lang.Object

com.aoapps.security.SmallIdentifier

All Implemented Interfaces:

Serializable, Comparable<SmallIdentifier>

public final class SmallIdentifier
extends Object
implements Serializable, Comparable<SmallIdentifier>

A 64-bit random identifier internally stored as a long value.

Author:

AO Industries, Inc.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
SmallIdentifier()	Creates a new, random SmallIdentifier using a default SecureRandom instance, which is not a strong instance to avoid blocking.
SmallIdentifier(long value)
SmallIdentifier(String encoded)
SmallIdentifier(SecureRandom secureRandom)	Creates a new, random SmallIdentifier using the provided SecureRandom source.
SmallIdentifier(Random random)	Deprecated. Please use SecureRandom.

Method Summary

Modifier and Type	Method	Description
int	compareTo(SmallIdentifier other)	Unsigned ordering.
boolean	equals(SmallIdentifier other)
boolean	equals(Object obj)
long	getValue()
int	hashCode()
static void	main(String[] args)
char[]	toCharArray()	The external representation is a string of characters encoded in base #BASE, with Identifier#NUM_CHARACTERS characters for "value".
String	toString()	The external representation is a string of characters encoded in base #BASE, with Identifier#NUM_CHARACTERS characters for "value".
static SmallIdentifier	valueOf(String encoded)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

SmallIdentifier

public SmallIdentifier()

Creates a new, random SmallIdentifier using a default SecureRandom instance, which is not a strong instance to avoid blocking.

SmallIdentifier

@Deprecated
public SmallIdentifier(Random random)

Deprecated.

Please use SecureRandom. This method will stay, but will remain deprecated since it should only be used after careful consideration.

Creates a new, random SmallIdentifier using the provided Random source.

SmallIdentifier

public SmallIdentifier(SecureRandom secureRandom)

Creates a new, random SmallIdentifier using the provided SecureRandom source.

SmallIdentifier

public SmallIdentifier(long value)

SmallIdentifier

public SmallIdentifier(String encoded)
                throws IllegalArgumentException

Throws:

IllegalArgumentException

See Also:

• toString()

Method Details

valueOf

public static SmallIdentifier valueOf(String encoded)
                               throws IllegalArgumentException

Throws:

IllegalArgumentException

See Also:

• toString()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

equals

public boolean equals(SmallIdentifier other)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toCharArray

public char[] toCharArray()

The external representation is a string of characters encoded in base #BASE, with Identifier#NUM_CHARACTERS characters for "value".

See Also:

• toString()

toString

public String toString()

The external representation is a string of characters encoded in base #BASE, with Identifier#NUM_CHARACTERS characters for "value".

Overrides:

toString in class Object

See Also:

• toCharArray()

compareTo

public int compareTo(SmallIdentifier other)

Unsigned ordering.

Specified by:

compareTo in interface Comparable<SmallIdentifier>

getValue

public long getValue()

main

public static void main(String[] args)