Module com.hedera.hashgraph.sdk
Package com.hedera.hashgraph.sdk

Class Key

java.lang.Object
com.hedera.hashgraph.sdk.Key
Direct Known Subclasses:
ContractId, EvmAddress, KeyList, PrivateKey, PublicKey
public abstract class Key extends Object
A common base for the signing authority or key that entities in Hedera may have. See Hedera Documentation
See Also:

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    (package private) static final org.bouncycastle.asn1.x9.X9ECParameters
    ECDSA_SECP256K1_CURVE
     
    (package private) static final org.bouncycastle.crypto.params.ECDomainParameters
    ECDSA_SECP256K1_DOMAIN
     
    (package private) static final org.bouncycastle.asn1.ASN1ObjectIdentifier
    ID_EC_PUBLIC_KEY
     
    (package private) static final org.bouncycastle.asn1.ASN1ObjectIdentifier
    ID_ECDSA_SECP256K1
     
    (package private) static final org.bouncycastle.asn1.ASN1ObjectIdentifier
    ID_ED25519
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    Key()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static Key
    fromBytes(byte[] bytes)
    Create Key from proto.Key byte array
    (package private) static Key
    fromProtobufKey(Key key)
    Create a specific key type from the protobuf.
    byte[]
    toBytes()
    Create the byte array.
    (package private) abstract Key
    toProtobufKey()
    Serialize this key as a protobuf object

    Methods inherited from class java.lang.Object

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

  • Field Details

    • ID_ED25519

      static final org.bouncycastle.asn1.ASN1ObjectIdentifier ID_ED25519

    • ID_ECDSA_SECP256K1

      static final org.bouncycastle.asn1.ASN1ObjectIdentifier ID_ECDSA_SECP256K1

    • ID_EC_PUBLIC_KEY

      static final org.bouncycastle.asn1.ASN1ObjectIdentifier ID_EC_PUBLIC_KEY

    • ECDSA_SECP256K1_CURVE

      static final org.bouncycastle.asn1.x9.X9ECParameters ECDSA_SECP256K1_CURVE

    • ECDSA_SECP256K1_DOMAIN

      static final org.bouncycastle.crypto.params.ECDomainParameters ECDSA_SECP256K1_DOMAIN

  • Constructor Details

    • Key

      public Key()

  • Method Details

    • fromProtobufKey

      static Key fromProtobufKey(Key key)
      Create a specific key type from the protobuf.
      Parameters:
      key - the protobuf key of unknown type
      Returns:
      the differentiated key

    • toProtobufKey

      abstract Key toProtobufKey()
      Serialize this key as a protobuf object

    • toBytes

      public byte[] toBytes()
      Create the byte array.
      Returns:
      the byte array representation

    • fromBytes

      public static Key fromBytes(byte[] bytes) throws com.google.protobuf.InvalidProtocolBufferException
      Create Key from proto.Key byte array
      Parameters:
      bytes -
      Returns:
      Key representation
      Throws:
      com.google.protobuf.InvalidProtocolBufferException