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25 
26 package java.security.interfaces;
27 
28 import java.math.BigInteger;
29 
30 /**
31  * The interface to an RSA private key, as defined in the
32  * <a href="https://tools.ietf.org/rfc/rfc8017.txt">PKCS#1 v2.2</a> standard,
33  * using the <i>Chinese Remainder Theorem</i> (CRT) information values.
34  *
35  * @author Jan Luehe
36  * @since 1.2
37  *
38  *
39  * @see RSAPrivateKey
40  */
41 
42 public interface RSAPrivateCrtKey extends RSAPrivateKey {
43 
44     /**
45      * The type fingerprint that is set to indicate
46      * serialization compatibility with a previous
47      * version of the type.
48      *
49      * @deprecated A {@code serialVersionUID} field in an interface is
50      * ineffectual. Do not use; no replacement.
51      */
52     @Deprecated
53     @SuppressWarnings("serial")
54     @java.io.Serial
55     static final long serialVersionUID = -5682214253527700368L;
56 
57     /**
58      * Returns the public exponent.
59      *
60      * @return the public exponent
61      */
getPublicExponent()62     public BigInteger getPublicExponent();
63 
64     /**
65      * Returns the primeP.
66      *
67      * @return the primeP
68      */
getPrimeP()69     public BigInteger getPrimeP();
70 
71     /**
72      * Returns the primeQ.
73      *
74      * @return the primeQ
75      */
getPrimeQ()76     public BigInteger getPrimeQ();
77 
78     /**
79      * Returns the primeExponentP.
80      *
81      * @return the primeExponentP
82      */
getPrimeExponentP()83     public BigInteger getPrimeExponentP();
84 
85     /**
86      * Returns the primeExponentQ.
87      *
88      * @return the primeExponentQ
89      */
getPrimeExponentQ()90     public BigInteger getPrimeExponentQ();
91 
92     /**
93      * Returns the crtCoefficient.
94      *
95      * @return the crtCoefficient
96      */
getCrtCoefficient()97     public BigInteger getCrtCoefficient();
98 }
99