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Proxy plugins will be developed in the various layers and will be replaced once the new implementation is ready.

Transformation Phases

• Pré-database migration
• Database migration
• Post-database migration

Proxy replacement with standardisation

Replacing a proxy (by own implementation or delegation) is one opportunity to adopt existing standards.

The relevance of the various standards (FIHR,...) will be analysed prior to (re)implementation of the concerned plugins.

The migration feasibility (and cost) is probably the major concern for this transformation. One alternative is to have several implementations of specific modules, to be chosen according to each project's needs.