RxLocationMaybeOnSubscribe.java 文件源码

@Override
public final void subscribe(MaybeEmitter<T> emitter) throws Exception {
    final GoogleApiClient apiClient = createApiClient(new ApiClientConnectionCallbacks(emitter));

    try {
        apiClient.connect();
    } catch (Throwable ex) {
        emitter.onError(ex);
    }

    emitter.setCancellable(new Cancellable() {
        @Override
        public void cancel() throws Exception {
            if (apiClient.isConnected()) {
                RxLocationMaybeOnSubscribe.this.onUnsubscribed(apiClient);
            }

            apiClient.disconnect();
        }
    });
}