Term Kind Topic What it is
Anti-Corruption Layer in Integration pattern Legacy Integration Patterns A translation boundary that keeps a legacy system's model, vocabulary and quirks from leaking into a new system that must integrate with it.
Legacy Headroom Budget Legacy Capacity Allocation, Integration Throughput Quota practice Legacy Integration Patterns The measured spare throughput of a legacy system after retry amplification, batch overlap and organic growth are deducted, allocated to new consumers as enforced quotas rather than published as available capacity.
Legacy Wrapping pattern Legacy Integration Patterns Placing a modern interface in front of a legacy system so that consumers integrate with the wrapper rather than with the legacy system directly.