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## org.bouncycastle.jce.provider
Class JCERSAPrivateCrtKey

    java.lang.Object
      org.bouncycastle.jce.provider.JCERSAPrivateKey
          org.bouncycastle.jce.provider.JCERSAPrivateCrtKey

All Implemented Interfaces:
  java.security.Key, PKCS12BagAttributeCarrier, java.security.PrivateKey, java.security.interfaces.RSAKey, java.security.interfaces.RSAPrivateCrtKey, java.security.interfaces.RSAPrivateKey, java.io.Serializable

public class JCERSAPrivateCrtKey
extends JCERSAPrivateKey
implements java.security.interfaces.RSAPrivateCrtKey

A provider representation for a RSA private key, with CRT factors included.

See Also:
  Serialized Form

Field Summary

Fields inherited from class org.bouncycastle.jce.provider.JCERSAPrivateKey
`modulus, privateExponent`

Fields inherited from interface java.security.PrivateKey
`serialVersionUID`

Method Summary
`boolean` | `equals(java.lang.Object o)`
`java.math.BigInteger` | `getCrtCoefficient()` return the CRT coefficient.
`byte[]` | `getEncoded()` Return a PKCS8 representation of the key.
`java.lang.String` | `getFormat()` return the encoding format we produce in getEncoded().
`java.math.BigInteger` | `getPrimeExponentP()` return the prime exponent for P.
`java.math.BigInteger` | `getPrimeExponentQ()` return the prime exponent for Q.
`java.math.BigInteger` | `getPrimeP()` return the prime P.
`java.math.BigInteger` | `getPrimeQ()` return the prime Q.
`java.math.BigInteger` | `getPublicExponent()` return the public exponent.
`java.lang.String` | `toString()`

Methods inherited from class org.bouncycastle.jce.provider.JCERSAPrivateKey
`getAlgorithm, getBagAttribute, getBagAttributeKeys, getModulus, getPrivateExponent, setBagAttribute`

Methods inherited from class java.lang.Object
`clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Methods inherited from interface java.security.interfaces.RSAPrivateKey
`getPrivateExponent`

Methods inherited from interface java.security.Key
`getAlgorithm`

Methods inherited from interface java.security.interfaces.RSAKey
`getModulus`

Method Detail

### getFormat

    public java.lang.String getFormat()

  return the encoding format we produce in getEncoded().

  Specified by:
    `getFormat` in interface `java.security.Key`
  Overrides:
    `getFormat` in class `JCERSAPrivateKey`
  Returns:
    the encoding format we produce in getEncoded().

### getEncoded

    public byte[] getEncoded()

  Return a PKCS8 representation of the key. The sequence returned represents a full PrivateKeyInfo object.

  Specified by:
    `getEncoded` in interface `java.security.Key`
  Overrides:
    `getEncoded` in class `JCERSAPrivateKey`
  Returns:
    a PKCS8 representation of the key.

### getPublicExponent

    public java.math.BigInteger getPublicExponent()

  return the public exponent.

  Specified by:
    `getPublicExponent` in interface `java.security.interfaces.RSAPrivateCrtKey`
  Returns:
    the public exponent.

### getPrimeP

    public java.math.BigInteger getPrimeP()

  return the prime P.

  Specified by:
    `getPrimeP` in interface `java.security.interfaces.RSAPrivateCrtKey`
  Returns:
    the prime P.

### getPrimeQ

    public java.math.BigInteger getPrimeQ()

  return the prime Q.

  Specified by:
    `getPrimeQ` in interface `java.security.interfaces.RSAPrivateCrtKey`
  Returns:
    the prime Q.

### getPrimeExponentP

    public java.math.BigInteger getPrimeExponentP()

  return the prime exponent for P.

  Specified by:
    `getPrimeExponentP` in interface `java.security.interfaces.RSAPrivateCrtKey`
  Returns:
    the prime exponent for P.

### getPrimeExponentQ

    public java.math.BigInteger getPrimeExponentQ()

  return the prime exponent for Q.

  Specified by:
    `getPrimeExponentQ` in interface `java.security.interfaces.RSAPrivateCrtKey`
  Returns:
    the prime exponent for Q.

### getCrtCoefficient

    public java.math.BigInteger getCrtCoefficient()

  return the CRT coefficient.

  Specified by:
    `getCrtCoefficient` in interface `java.security.interfaces.RSAPrivateCrtKey`
  Returns:
    the CRT coefficient.

### equals

    public boolean equals(java.lang.Object o)

  Overrides:
    `equals` in class `JCERSAPrivateKey`

### toString

    public java.lang.String toString()

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