}
}
// clear and remove INPUT side buffer pools
for (GateID id : environment.getInputGateIDs()) {
LocalBufferPoolOwner bufferPool = this.localBuffersPools.remove(id);
if (bufferPool != null) {
bufferPool.clearLocalBufferPool();
}
}
// clear and remove OUTPUT side buffer pool
LocalBufferPoolOwner bufferPool = this.localBuffersPools.remove(executionId);
if (bufferPool != null) {
bufferPool.clearLocalBufferPool();
}
// the number of channels per buffers has changed after unregistering the task
// => redistribute the number of designated buffers of the registered local buffer pools
redistributeBuffers();