Package org.apache.sshd.common
Interface NamedFactory<T>
- Type Parameters:
T
- The create object instance type
- All Superinterfaces:
Factory<T>
,NamedResource
,Supplier<T>
- All Known Subinterfaces:
BuiltinFactory<T>
,CipherFactory
,CompressionFactory
,DigestFactory
,MacFactory
,RandomFactory
,SignatureFactory
- All Known Implementing Classes:
AbstractRandomFactory
,BouncyCastleRandomFactory
,BuiltinCiphers
,BuiltinCompressions
,BuiltinDigests
,BuiltinIoServiceFactoryFactories
,BuiltinMacs
,BuiltinSignatures
,BuiltinUserAuthFactories
,BuiltinUserAuthFactories
,CompressionConfigValue
,JceRandomFactory
,KnownHostDigest
,SingletonRandomFactory
A named factory is a factory identified by a name. Such names are used mainly in the algorithm negotiation at the
beginning of the SSH connection.
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Field Summary
Fields inherited from interface org.apache.sshd.common.NamedResource
BY_NAME_COMPARATOR, NAME_EXTRACTOR
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Method Summary
Static MethodsModifier and TypeMethodDescriptionstatic <T> T
create
(Collection<? extends NamedFactory<? extends T>> factories, String name) Create an instance of the specified name by looking up the needed factory in the list.static <E extends NamedResource & OptionalFeature>
List<E> setUpBuiltinFactories
(boolean ignoreUnsupported, Collection<? extends E> preferred) Filters out unsupported factories from a given list ifignoreUnsupported == true
.static <S extends OptionalFeature,
E extends NamedResource>
List<E> setUpTransformedFactories
(boolean ignoreUnsupported, Collection<? extends S> preferred, Function<? super S, ? extends E> xform) Converts a list of factories to a list of transformed factories, optionally excluding unsupported factories.Methods inherited from interface org.apache.sshd.common.NamedResource
getName
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Method Details
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create
Create an instance of the specified name by looking up the needed factory in the list.- Type Parameters:
T
- type of object to create- Parameters:
factories
- list of available factoriesname
- the factory name to use- Returns:
- a newly created object or
null
if the factory is not in the list
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setUpTransformedFactories
static <S extends OptionalFeature,E extends NamedResource> List<E> setUpTransformedFactories(boolean ignoreUnsupported, Collection<? extends S> preferred, Function<? super S, ? extends E> xform) Converts a list of factories to a list of transformed factories, optionally excluding unsupported factories.- Type Parameters:
S
- initial factory typeE
- transformed factory type- Parameters:
ignoreUnsupported
- whether to filter out unsupported factories frompreferred
preferred
- initial list to filterxform
- the transformation to apply- Returns:
- the filtered list of transformed factories
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setUpBuiltinFactories
static <E extends NamedResource & OptionalFeature> List<E> setUpBuiltinFactories(boolean ignoreUnsupported, Collection<? extends E> preferred) Filters out unsupported factories from a given list ifignoreUnsupported == true
.- Type Parameters:
E
- factory type- Parameters:
ignoreUnsupported
- whether to filter out unsupported factories frompreferred
preferred
- initial list to filter- Returns:
- the filtered list of factories
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