SHA3withRSAHybrid (IBMJCEHybrid Provider Class Documentation)

java.lang.Object
- java.security.SignatureSpi
- - com.ibm.crypto.ibmjcehybrid.provider.SHA3withRSAHybrid

```
public final class SHA3withRSAHybrid
extends java.security.SignatureSpi
```
This class is a facade for signatures using RSA with SHA384. The alias names "SHA3/RSA" and "SHA3withRSA" which refer to this implementation are deprecated, use "SHA384withRSA" as a replacement alias name.

Field Summary
- Fields inherited from class java.security.SignatureSpi
  appRandom

Constructor Summary

Constructors
Constructor and Description

SHA3withRSAHybrid()
Creates an instance of the SHA3withRSAHybrid class.

Constructors
Constructor and Description
`SHA3withRSAHybrid()` Creates an instance of the SHA3withRSAHybrid class.

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method and Description
`protected java.lang.Object`	`engineGetParameter(java.lang.String key)` Deprecated. Replaced by engineGetParameters()
`protected java.security.AlgorithmParameters`	`engineGetParameters()` Call the Signature object's getParameters().
`protected void`	`engineInitSign(java.security.PrivateKey privateKey)` Initialize the RSA object with a RSA private key.
`protected void`	`engineInitVerify(java.security.PublicKey publicKey)` Initialize the RSA object with a RSA public key.
`protected void`	`engineSetParameter(java.security.spec.AlgorithmParameterSpec parmSpec)` engineSetParameter()
`protected void`	`engineSetParameter(java.lang.String key, java.lang.Object param)` Deprecated. Replaced by engineSetParameter(AlgorithmParameterSpec parmSpec)
`protected byte[]`	`engineSign()` Get the message digest for all the data thus far updated, then sign the message digest.
`protected void`	`engineUpdate(byte b)` Add a byte to the digest inside the signature -- this digest will be signed or verified.
`protected void`	`engineUpdate(byte[] data)` Add an array of bytes to the digest inside the signature -- this digest will be signed or verified.
`protected void`	`engineUpdate(byte[] data, int off, int len)` Add an array of bytes to the digest inside the signature -- this digest will be signed or verified.
`protected boolean`	`engineVerify(byte[] signature)` Verify the signature (compare the result with the message digest inside the signature).
`protected boolean`	`engineVerify(byte[] signature, int off, int len)` Verify the signature (compare the result with the message digest inside the signature).
`protected void`	`getSignature()` Creates an instance of the Signature.

Methods inherited from class java.security.SignatureSpi
clone, engineInitSign, engineSign, engineUpdate

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - SHA3withRSAHybrid
```
public SHA3withRSAHybrid()
                  throws java.lang.RuntimeException
```
    Creates an instance of the SHA3withRSAHybrid class.
    
    Throws:
    
    java.lang.RuntimeException - Program error has occurred.
- Method Detail
  - engineSetParameter
```
@Deprecated
protected void engineSetParameter(java.lang.String key,
                                              java.lang.Object param)
                                       throws java.lang.UnsupportedOperationException
```
    Deprecated. Replaced by engineSetParameter(AlgorithmParameterSpec parmSpec)
    
    engineSetParameter()
    
    Specified by:
    
    engineSetParameter in class java.security.SignatureSpi
    
    Parameters:
    
    key - The key for computing (or verifying) the signature.
    
    param - Signature parameters.
    
    Throws:
    
    java.lang.UnsupportedOperationException - is always thrown see above.
  - engineSetParameter
```
protected void engineSetParameter(java.security.spec.AlgorithmParameterSpec parmSpec)
                           throws java.security.InvalidAlgorithmParameterException
```
    engineSetParameter()
    
    Overrides:
    
    engineSetParameter in class java.security.SignatureSpi
    
    Parameters:
    
    parmSpec - The key and value of the parameter
    
    Throws:
    
    java.lang.UnsupportedOperationException - is always thrown see above.
    
    java.security.InvalidAlgorithmParameterException
  - engineGetParameter
```
@Deprecated
protected java.lang.Object engineGetParameter(java.lang.String key)
                                                   throws java.lang.UnsupportedOperationException
```
    Deprecated. Replaced by engineGetParameters()
    
    Call the Signature object's getParameter().
    
    Specified by:
    
    engineGetParameter in class java.security.SignatureSpi
    
    Parameters:
    
    key - The name of the parameter.
    
    Returns:
    
    the object representing the value of the specified parameter.
    
    Throws:
    
    java.lang.UnsupportedOperationException - if thrown by the object
  - engineGetParameters
```
protected java.security.AlgorithmParameters engineGetParameters()
                                                         throws java.lang.UnsupportedOperationException
```
    Call the Signature object's getParameters().
    
    Overrides:
    
    engineGetParameters in class java.security.SignatureSpi
    
    Throws:
    
    java.lang.UnsupportedOperationException - if thrown by the object
  - engineInitSign
```
protected void engineInitSign(java.security.PrivateKey privateKey)
                       throws java.security.InvalidKeyException
```
    Initialize the RSA object with a RSA private key.
    
    Specified by:
    
    engineInitSign in class java.security.SignatureSpi
    
    Parameters:
    
    privateKey - the RSA private key.
    
    Throws:
    
    java.security.InvalidKeyException - if the key is not a valid RSA private key.
  - engineInitVerify
```
protected void engineInitVerify(java.security.PublicKey publicKey)
                         throws java.security.InvalidKeyException
```
    Initialize the RSA object with a RSA public key.
    
    Specified by:
    
    engineInitVerify in class java.security.SignatureSpi
    
    Parameters:
    
    publicKey - the RSA public key.
    
    Throws:
    
    java.security.InvalidKeyException - if the key is not a valid RSA public key.
  - engineUpdate
```
protected void engineUpdate(byte b)
```
    Add a byte to the digest inside the signature -- this digest will be signed or verified.
    
    Specified by:
    
    engineUpdate in class java.security.SignatureSpi
    
    Parameters:
    
    b - the byte to updated.
  - engineUpdate
```
protected void engineUpdate(byte[] data)
```
    Add an array of bytes to the digest inside the signature -- this digest will be signed or verified.
    
    Parameters:
    
    data - the array bytes to be added to the signature.
  - engineUpdate
```
protected void engineUpdate(byte[] data,
                            int off,
                            int len)
```
    Add an array of bytes to the digest inside the signature -- this digest will be signed or verified.
    
    Specified by:
    
    engineUpdate in class java.security.SignatureSpi
    
    Parameters:
    
    data - the array bytes to be added to the signature.
    
    off - the offset into the array to start the update.
    
    len - length of the array.
  - engineSign
```
protected byte[] engineSign()
                     throws java.security.SignatureException
```
    Get the message digest for all the data thus far updated, then sign the message digest.
    
    Specified by:
    
    engineSign in class java.security.SignatureSpi
    
    Returns:
    
    the signature.
    
    Throws:
    
    java.security.SignatureException - if the signature object was not properly initialized, or if another exception occurs.
  - engineVerify
```
protected boolean engineVerify(byte[] signature)
                        throws java.security.SignatureException
```
    Verify the signature (compare the result with the message digest inside the signature).
    
    Specified by:
    
    engineVerify in class java.security.SignatureSpi
    
    Parameters:
    
    signature - the signature to be verified.
    
    Throws:
    
    java.security.SignatureException - if the signature object was not properly initialized, or if another exception occurs.
  - engineVerify
```
protected boolean engineVerify(byte[] signature,
                               int off,
                               int len)
                        throws java.security.SignatureException
```
    Verify the signature (compare the result with the message digest inside the signature).
    
    Overrides:
    
    engineVerify in class java.security.SignatureSpi
    
    Parameters:
    
    signature - the signature to be verified.
    
    off - the offset in signature[] of the signature to be verified.
    
    len - the numbers of bytes in the signature to be verified.
    
    Throws:
    
    java.security.SignatureException - if the signature object was not properly initialized, or if another exception occurs.
  - getSignature
```
protected void getSignature()
```
    Creates an instance of the Signature.
    
    Throws:
    
    java.lang.RuntimeException - if this method fails to create and to initialize the message digest within the signature.

Fields inherited from class java.security.SignatureSpi

Methods inherited from class java.security.SignatureSpi

Methods inherited from class java.lang.Object

SHA3withRSAHybrid

engineSetParameter

engineSetParameter

engineGetParameter

engineGetParameters

engineInitSign

engineInitVerify

engineUpdate

engineUpdate

engineUpdate

engineSign

engineVerify

engineVerify

getSignature