Java(TM) 2 Platform, Standard Edition, v1.2.2 API Specification: Uses of Class java.util.Random - JDK 5 Documentation v1.2.2, Java 2 SDK 英文文档

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Java^TM 2 Platform
Standard Edition

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Uses of Class
java.util.Random

Packages that use Random
java.math	Provides classes for performing arbitrary-precision integer arithmetic (BigInteger) and arbitrary-precision decimal arithmetic (BigDecimal).
java.security	Provides the classes and interfaces for the security framework.
java.util	Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).

Uses of Random in java.math

Constructors in java.math with parameters of type Random

BigInteger.BigInteger(int numBits, Random rnd)
Constructs a randomly generated BigInteger, uniformly distributed over the range 0 to (2^numBits - 1), inclusive.

BigInteger.BigInteger(int bitLength, int certainty, Random rnd)
Constructs a randomly generated positive BigInteger that is probably prime, with the specified bitLength.

Uses of Random in java.security

Subclasses of Random in java.security

class SecureRandom
This class provides a cryptographically strong pseudo-random number generator (PRNG).

Uses of Random in java.util

Methods in java.util with parameters of type Random

static void Collections.shuffle(List list, Random rnd)
Randomly permute the specified list using the specified source of randomness.