The Dependency Command design pattern is essential for managing dependencies and executing commands in a distributed system. This pattern helps in building fault-tolerant applications by isolating points of access to remote systems, services, or resources. The primary elements of this pattern include:
Command Interface: Defines the contract for executing operations.
Concrete Commands: Implement the Command interface and define the actual business logic for various operations.
Command Executor: Responsible for executing the commands and managing dependencies between them.
Dependency Graph: Represents the dependencies between commands to ensure they execute in the correct order.
Fallback Mechanism: Provides alternative commands or responses when the primary command fails, ensuring system resilience.
This pattern is particularly useful in high-volume distributed systems where failure is not an option. It ensures that commands with dependencies are executed in the correct sequence, and fallback mechanisms are in place to handle potential failures gracefully.
Description:
The Dependency Command design pattern is essential for managing dependencies and executing commands in a distributed system. This pattern helps in building fault-tolerant applications by isolating points of access to remote systems, services, or resources. The primary elements of this pattern include:
This pattern is particularly useful in high-volume distributed systems where failure is not an option. It ensures that commands with dependencies are executed in the correct sequence, and fallback mechanisms are in place to handle potential failures gracefully.
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Acceptance Criteria: