validation

type ChannelResources interface {
	// MSPManager returns the MSP manager for this channel
	MSPManager() msp.MSPManager

	// Apply attempts to apply a configtx to become the new config
	Apply(configtx *common.ConfigEnvelope) error

	// GetMSPIDs returns the IDs for the application MSPs
	// that have been defined in the channel
	GetMSPIDs() []string

	// Capabilities defines the capabilities for the application portion of this channel
	Capabilities() channelconfig.ApplicationCapabilities

	// Ledger returns the ledger associated with this validator
	Ledger() ledger.PeerLedger
}

type LedgerResources interface {
	// GetTransactionByID retrieves a transaction by id
	GetTransactionByID(txID string) (*peer.ProcessedTransaction, error)

	// NewQueryExecutor gives handle to a query executor.
	// A client can obtain more than one 'QueryExecutor's for parallel execution.
	// Any synchronization should be performed at the implementation level if required
	NewQueryExecutor() (ledger.QueryExecutor, error)
}

type Semaphore interface {
	// Acquire implements semaphore-like acquire semantics
	Acquire(ctx context.Context) error

	// Release implements semaphore-like release semantics
	Release()
}