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RSAMultiPrimePrivateCrtKey.java
package java.security.interfaces;

import java.math.BigInteger;
import java.security.spec.RSAOtherPrimeInfo;

/**
 * The interface to an RSA multi-prime private key, as defined in the
 * PKCS#1 v2.1, using the Chinese Remainder Theorem (CRT) information values. 
 * 
 * @since 1.4 
 * @see RSAPrivateKeySpec, RSAMultiPrimePrivateCrtKeySpec, RSAPrivateKey,
 *    RSAPrivateCrtKey
 */
public interface RSAMultiPrimePrivateCrtKey
extends RSAPrivateKey
{
      /**
       * Returns the public exponent. 
       * 
       * @returns the public exponent.
       */
      public BigInteger getPublicExponent();

      /**
       * Returns the primeP.
       * 
       * @returns the primeP.
       */
      public BigInteger getPrimeP();

      /**
       * Returns the primeQ.
       * 
       * @returns the primeQ.
       */
      public BigInteger getPrimeQ();

      /**
       * Returns the primeExponentP.
       * 
       * @returns the primeExponentP.
       */
      public BigInteger getPrimeExponentP();

      /**
       * Returns the primeExponentQ.
       * 
       * @returns the primeExponentQ.
       */
      public BigInteger getPrimeExponentQ();

      /**
       * Returns the crtCoefficient.
       * 
       * @returns the crtCoefficient.
       */
      public BigInteger getCrtCoefficient();

      /**
       * Returns the otherPrimeInfo or null if there are only two prime
       * factors (p and q). 
       *
       * @returns the otherPrimeInfo.
       */
      public RSAOtherPrimeInfo[] getOtherPrimeInfo();
}

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