invokescalls

Invokescalls is a term used in software engineering to describe a wrapper, broker, or component whose main purpose is to initiate a set of subordinate calls within a single operation. It often appears in the context of API gateways, service orchestrators, client SDKs, and event-driven architectures where a single higher-level action triggers multiple underlying actions across services or modules.

In practice, an invokescalls entity can function as an orchestration layer or a simple caller that aggregates multiple function or service invocations. It can operate synchronously, awaiting results from each subordinate call, or asynchronously, dispatching requests and handling results via callbacks or futures. The pattern is commonly discussed in relation to orchestration versus choreography: an invokescalls component tends to centralize control and sequencing, whereas independent services may coordinate through events.

Key design considerations include error handling, transaction boundaries, and idempotency. If one subordinate call fails, decisions must be made about compensating actions, retries, or fallback logic. Observability, including tracing and logging, is important to understand the full invocation path. Performance implications arise from combining calls, so batching and parallelization are common optimization strategies. Testing typically requires end-to-end scenarios that cover success, partial failure, and retry behavior.

Example: a function named invokeAll might call getUser(userId), then createOrder(user, orderData), and finally sendReceipt(orderId). The invokescalls pattern emphasizes the coordination of multiple calls under a single operation, even as the underlying calls remain independent services or functions.

See also: orchestration, facade pattern, function composition, API gateway, distributed tracing.