ExtractFileContent returns content of a fileselector field.

GetActivityInputSchema returns schema of an activity input attribute.

GetSettings returns map of parameter values of a connector.

NewFabricClient returns a new or cached fabric client.

OrderedParameters returns parameters of a JSON schema object sorted by their position in schema definition This is necessary because Golang JSON parser does not maintain the sequence of object parameters.

ReadFile returns content of a specified file.

Subst replaces instances of '${VARNAME}' (eg ${GOPATH}) with the variable.

ConnectorSpec contains configuration parameters of a Fabric connector.

FabricClient holds fabric client pointers for chaincode invocations.

ParameterIndex stores transaction parameters and its location in raw JSON schema string start and end location is used to sort the parameter list to match the parameter order in schema.