Package org.hyperledger.fabric.gateway.spi

Interface WalletStore

public interface WalletStore
Interface for store implementations that provide backing storage for identities in a Wallet.

  • Method Summary

    Modifier and Type
    Method
    Description
    InputStream
    get(String label)
    Get data from the store.
    Set<String>
    list()
    List the labels for all stored data.
    void
    put(String label, InputStream data)
    Put data into the store.
    void
    remove(String label)
    Remove data from the store.

  • Method Details

    • remove

      void remove(String label) throws IOException
      Remove data from the store. If the data does not exist, this does nothing.
      Parameters:
      label - Name used to key the data.
      Throws:
      IOException - if an error occurs accessing underlying persistent storage.

    • get

      InputStream get(String label) throws IOException
      Get data from the store.
      Parameters:
      label - Name used to key the data.
      Returns:
      The data, if it exists; otherwise null.
      Throws:
      IOException - if an error occurs accessing underlying persistent storage.

    • list

      Set<String> list() throws IOException
      List the labels for all stored data.
      Returns:
      Labels.
      Throws:
      IOException - if an error occurs accessing underlying persistent storage.

    • put

      void put(String label, InputStream data) throws IOException
      Put data into the store. If data already exists for this label, it is overwritten.
      Parameters:
      label - Name used to key the data.
      data - Data to be stored.
      Throws:
      IOException - if an error occurs accessing underlying persistent storage.