RSAKeyGenerator (Nimbus JOSE + JWT v9.34)

java.lang.Object
- com.nimbusds.jose.jwk.gen.JWKGenerator<RSAKey>
- - com.nimbusds.jose.jwk.gen.RSAKeyGenerator

```
public class RSAKeyGenerator
extends JWKGenerator<RSAKey>
```
RSA JSON Web Key (JWK) generator.

Version:

2023-01-29

Author:

Vladimir Dzhuvinov, Justin Cranford

Field Summary

Fields
Modifier and Type Field Description

static int MIN_KEY_SIZE_BITS
The minimum size of generated keys.
- Fields inherited from class com.nimbusds.jose.jwk.gen.JWKGenerator
  alg, exp, iat, keyStore, kid, nbf, ops, provider, secureRandom, use, x5tKid

Constructor Summary

Constructors
Constructor	Description
`RSAKeyGenerator(int size)`	Creates a new RSA JWK generator.
`RSAKeyGenerator(int size, boolean allowWeakKeys)`	Creates a new RSA JWK generator.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

RSAKey generate()
Generates the JWK according to the set parameters.
- Methods inherited from class com.nimbusds.jose.jwk.gen.JWKGenerator
  algorithm, expirationTime, issueTime, keyID, keyIDFromThumbprint, keyOperations, keyStore, keyUse, notBeforeTime, provider, secureRandom
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - MIN_KEY_SIZE_BITS
```
public static final int MIN_KEY_SIZE_BITS
```
    The minimum size of generated keys.
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - RSAKeyGenerator
```
public RSAKeyGenerator(int size)
```
    Creates a new RSA JWK generator.
    
    Parameters:
    
    size - The RSA key size, in bits. Must be at least 2048 bits long for sufficient strength.
  - RSAKeyGenerator
```
public RSAKeyGenerator(int size,
                       boolean allowWeakKeys)
```
    Creates a new RSA JWK generator.
    
    Parameters:
    
    size - The RSA key size, in bits. Must be at least 2048 bits long for sufficient strength.
    
    allowWeakKeys - true to allow generation of keys shorter than 2048 bits.
- Method Detail
  - generate
```
public RSAKey generate()
                throws JOSEException
```
    Description copied from class: JWKGenerator
    
    Generates the JWK according to the set parameters.
    
    Specified by:
    
    generate in class JWKGenerator<RSAKey>
    
    Returns:
    
    The generated JWK.
    
    Throws:
    
    JOSEException - If the key generation failed.