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25 
26 package java.security.interfaces;
27 
28 import java.math.BigInteger;
29 import java.security.spec.RSAOtherPrimeInfo;
30 
31 /**
32  * The interface to an RSA multi-prime private key, as defined in the
33  * PKCS#1 v2.1, using the <i>Chinese Remainder Theorem</i>
34  * (CRT) information values.
35  *
36  * @author Valerie Peng
37  *
38  *
39  * @see java.security.spec.RSAPrivateKeySpec
40  * @see java.security.spec.RSAMultiPrimePrivateCrtKeySpec
41  * @see RSAPrivateKey
42  * @see RSAPrivateCrtKey
43  *
44  * @since 1.4
45  */
46 
47 public interface RSAMultiPrimePrivateCrtKey extends RSAPrivateKey {
48 
49     /**
50      * The type fingerprint that is set to indicate
51      * serialization compatibility with a previous
52      * version of the type.
53      */
54     static final long serialVersionUID = 618058533534628008L;
55 
56     /**
57      * Returns the public exponent.
58      *
59      * @return the public exponent.
60      */
getPublicExponent()61     public BigInteger getPublicExponent();
62 
63     /**
64      * Returns the primeP.
65      *
66      * @return the primeP.
67      */
getPrimeP()68     public BigInteger getPrimeP();
69 
70     /**
71      * Returns the primeQ.
72      *
73      * @return the primeQ.
74      */
getPrimeQ()75     public BigInteger getPrimeQ();
76 
77     /**
78      * Returns the primeExponentP.
79      *
80      * @return the primeExponentP.
81      */
getPrimeExponentP()82     public BigInteger getPrimeExponentP();
83 
84     /**
85      * Returns the primeExponentQ.
86      *
87      * @return the primeExponentQ.
88      */
getPrimeExponentQ()89     public BigInteger getPrimeExponentQ();
90 
91     /**
92      * Returns the crtCoefficient.
93      *
94      * @return the crtCoefficient.
95      */
getCrtCoefficient()96     public BigInteger getCrtCoefficient();
97 
98     /**
99      * Returns the otherPrimeInfo or null if there are only
100      * two prime factors (p and q).
101      *
102      * @return the otherPrimeInfo.
103      */
getOtherPrimeInfo()104     public RSAOtherPrimeInfo[] getOtherPrimeInfo();
105 }
106