Interface WamEnv

The method should be called when a group is created

The method should be called when a processor instance is created

Connect events between WamProcessors, the output number is 0 by default

Disonnect events between WamProcessors, the output number is 0 by default, if toId is omitted, will disconnect every connections

Pass events from WamProcessor to other WamProcessors connected downstream

Return specified WamGroup

Return the WAM's 'global scope' including any dependencies.

The method should be called before a group is destroyed

The method should be called before a processor instance is destroyed