org.keycloak.common.util.RandomString クラス

org.keycloak.common.util.RandomString 連携図

公開メンバ関数
String	nextString ()
	RandomString (int length, Random random, String symbols)
	RandomString (int length, Random random)
	RandomString (int length)
	RandomString ()

静的公開メンバ関数
static String	randomCode (int length)

静的公開変数類
static final String	upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
static final String	lower = upper.toLowerCase(Locale.ROOT)
static final String	digits = "0123456789"
static final String	alphanum = upper + lower + digits

非公開変数類
final Random	random
final char []	symbols
final char []	buf

詳解

構築子と解体子

RandomString() [1/4]

org.keycloak.common.util.RandomString.RandomString ( int  length, Random  random, String  symbols  )

inline

                                                                   {
        if (length < 1) throw new IllegalArgumentException();
        if (symbols.length() < 2) throw new IllegalArgumentException();
        this.random = Objects.requireNonNull(random);
        this.symbols = symbols.toCharArray();
        this.buf = new char[length];
    }

RandomString() [2/4]

org.keycloak.common.util.RandomString.RandomString ( int  length, Random  random  )

inline

Create an alphanumeric string generator.

                                                   {
        this(length, random, alphanum);
    }

RandomString() [3/4]

org.keycloak.common.util.RandomString.RandomString ( int  length )

inline

Create an alphanumeric strings from a secure generator.

                                    {
        this(length, new SecureRandom());
    }

RandomString() [4/4]

org.keycloak.common.util.RandomString.RandomString ( )

inline

Create session identifiers.

                          {
        this(21);
    }

関数詳解

nextString()

String org.keycloak.common.util.RandomString.nextString ( )

inline

Generate a random string.

                               {
        for (int idx = 0; idx < buf.length; ++idx)
            buf[idx] = symbols[random.nextInt(symbols.length)];
        return new String(buf);
    }

randomCode()

static String org.keycloak.common.util.RandomString.randomCode ( int  length )

inlinestatic

                                                {
        return new RandomString(length).nextString();
    }

メンバ詳解

alphanum

final String org.keycloak.common.util.RandomString.alphanum = upper + lower + digits

static

buf

final char [] org.keycloak.common.util.RandomString.buf

private

digits

final String org.keycloak.common.util.RandomString.digits = "0123456789"

static

lower

final String org.keycloak.common.util.RandomString.lower = upper.toLowerCase(Locale.ROOT)

static

random

final Random org.keycloak.common.util.RandomString.random

private

symbols

final char [] org.keycloak.common.util.RandomString.symbols

private

upper

final String org.keycloak.common.util.RandomString.upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"

static

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このクラス詳解は次のファイルから抽出されました:

• D:/AppData/doxygen/keycloak/src/keycloak/src/main/java/org/keycloak/common/util/RandomString.java