saarw

/**
(MIT license)
Copyright (c) 2020 William Saar

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

saarw

extern crate regex;
extern crate rand;

use std::sync::Arc;
use regex::{RegexBuilder, Regex};

// Counts how many of a specified number of random transformations of a string that matches a certain pattern, returns t
he number of matches or negative for error
#[no_mangle]
pub extern fn match_strings(matcher: Arc<Regex>, num_threads: usize) {

saarw

use erased_serde;
use serde_json;

#[derive(Serialize)]
struct Event {
    data_point:     usize
}

#[derive(Serialize)]
struct Batch {

saarw

use erased_serde;
use serde_json;

#[derive(Serialize)]
struct Event {
    data_point:     usize
}

#[derive(Serialize)]
struct Batch {

saarw

import org.apache.flink.api.common.functions.CoGroupFunction;
import org.apache.flink.api.common.functions.MapFunction;
import org.apache.flink.api.java.functions.KeySelector;
import org.apache.flink.api.java.tuple.Tuple;
import org.apache.flink.api.java.tuple.Tuple2;
import org.apache.flink.streaming.api.TimeCharacteristic;
import org.apache.flink.streaming.api.datastream.DataStream;
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
import org.apache.flink.streaming.api.functions.AssignerWithPunctuatedWatermarks;
import org.apache.flink.streaming.api.functions.windowing.WindowFunction;