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private void initDate() { File filefodeer = new File(Environment.getExternalStorageDirectory().getAbsolutePath() + “/行车示意图/DriveSketchMap/DriveSketchMap_files/”); if (filef

Flowable.create(new FlowableOnSubscribe<Integer>() { @Override public void subscribe(FlowableEmitter<Integer> e) { for (int i = 1; i <= 1000000; i++) {