Class ECDomainParametersIndex
java.lang.Object
org.bouncycastle.crypto.asymmetric.ECDomainParametersIndex
General index for Elliptic Curve parameters.
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionstatic NamedECDomainParameterslookupDomainParameters(ASN1ObjectIdentifier paramOid) Retrieve an EC based domain parameter by OID.static NamedECDomainParametersRetrieve an EC based domain parameter by parameter ID.static ASN1ObjectIdentifierlookupOID(ECDomainParameters domainParameters)
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Constructor Details
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ECDomainParametersIndex
public ECDomainParametersIndex()
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Method Details
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lookupDomainParameters
Retrieve an EC based domain parameter by OID. A custom curve will be returned if one is available.- Parameters:
paramOid- object identifier for the domain parameters.- Returns:
- the matching domain parameters if found, null otherwise.
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lookupDomainParameters
Retrieve an EC based domain parameter by parameter ID. A custom curve will be returned if one is available.- Parameters:
paramID- identifier for the domain parameters.- Returns:
- the matching domain parameters if found, null otherwise.
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lookupOID
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