
The Cancer Pattern – One Place The C Word is Ok.
The Cancer pattern has a word we do not have a favorable view of. However, this pattern is becoming needed in more and more environments. This pattern is one for conversions and migrations. We do not always have a clean slate for our architecture. Thus, we need designs to handle the modification of an existing architecture. The Cancer Pattern Defined The way Cancer evolves is that it replaces cells with something new while leaving things functional. This approach is how we often want to replace a system in place. We cannot shut things down and might not be able to do a swap. The cancer pattern is a sort of “hot swap” of a system with a new solution. We... Read more