I was wondering what a good design pattern would b...

# android

[Aniket Kadam]

I was wondering what a good design pattern would be for several listeners, which are associated with string keys at runtime. The add and remove is expected to be infrequent but there could be a 100 of them. Meanwhile a producer may very frequently produce keys that have to be conveyed to the listeners.
There may be more than one listener per key