com.google.crypto.tink.internal

Class MutableKeyCreationRegistry

java.lang.Object

com.google.crypto.tink.internal.MutableKeyCreationRegistry

public final class MutableKeyCreationRegistry
extends Object

Stores methods to create Key objects from Parameters with new randomness.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	MutableKeyCreationRegistry.KeyCreator<ParametersT extends Parameters> A class to create key objects from parameters with given randomness.

Constructor Summary

Constructors

Constructor and Description
MutableKeyCreationRegistry()

Method Summary

Modifier and Type	Method and Description
<ParametersT extends Parameters> void	add(MutableKeyCreationRegistry.KeyCreator<ParametersT> creator, Class<ParametersT> parametersClass) Adds a new "InsecureKeyCreator" to the instance.
Key	createKey(Parameters parameters, Integer idRequirement) Creates a Key from a given Parameters object.
static MutableKeyCreationRegistry	globalInstance()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MutableKeyCreationRegistry

public MutableKeyCreationRegistry()

Method Detail

globalInstance

public static MutableKeyCreationRegistry globalInstance()

add

public <ParametersT extends Parameters> void add(MutableKeyCreationRegistry.KeyCreator<ParametersT> creator,
                                                 Class<ParametersT> parametersClass)
                                          throws GeneralSecurityException

Adds a new "InsecureKeyCreator" to the instance.

If a creator for this class has been added previously, the two instances have to be equal. Otherwise, this method throws a GeneralSecurityException.

Throws:

GeneralSecurityException

createKey

public Key createKey(Parameters parameters,
                     @Nullable
                     Integer idRequirement)
              throws GeneralSecurityException

Creates a Key from a given Parameters object.

Finds the previously added creator (with add(com.google.crypto.tink.internal.MutableKeyCreationRegistry.KeyCreator<ParametersT>, java.lang.Class<ParametersT>)) for the class given by parameters.getClass() and uses it.

Throws:

GeneralSecurityException