Package com.alibaba.taobao.worker

Examples of com.alibaba.taobao.worker.ConfigurableWorker

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        long startTime = System.currentTimeMillis();

        // four mapers
        List<ConfigurableWorker> mappers = new ArrayList<ConfigurableWorker>(4);

        ConfigurableWorker mapWorker_1 = new ConfigurableWorker("W_M1");
        ConfigurableWorker mapWorker_2 = new ConfigurableWorker("W_M2");
        ConfigurableWorker mapWorker_3 = new ConfigurableWorker("W_M3");
        ConfigurableWorker mapWorker_4 = new ConfigurableWorker("W_M4");
        mapWorker_1.setTaskProcessor(new PageContentFetchProcessor());
        mapWorker_2.setTaskProcessor(new PageContentFetchProcessor());
        mapWorker_3.setTaskProcessor(new PageContentFetchProcessor());
        mapWorker_4.setTaskProcessor(new PageContentFetchProcessor());

        mappers.add(mapWorker_1);
        mappers.add(mapWorker_2);
        mappers.add(mapWorker_3);
        mappers.add(mapWorker_4);

        // one reducers
        ConfigurableWorker reduceWorker_1 = new ConfigurableWorker("W_R1");
        reduceWorker_1.setTaskProcessor(new URLMatchingProcessor());

        // bind reducer to final result class
        MapReduceURLMiningMain main = new MapReduceURLMiningMain();
        reduceWorker_1.addListener(main);

        // initiate tasks
        addTask2Worker(mapWorker_1, new MapReducePageURLMiningTask("http://www.taobao.com"));
        addTask2Worker(mapWorker_1, new MapReducePageURLMiningTask("http://www.xinhuanet.com"));
        addTask2Worker(mapWorker_1, new MapReducePageURLMiningTask("http://www.zol.com.cn"));
        addTask2Worker(mapWorker_1, new MapReducePageURLMiningTask("http://www.163.com"));

        // bind mapper to reduer
        Map2ReduceConnector connector = new Map2ReduceConnector(Arrays.asList(reduceWorker_1));
        mapWorker_1.addListener(connector);
        mapWorker_2.addListener(connector);
        mapWorker_3.addListener(connector);
        mapWorker_4.addListener(connector);

        // start all
        mapWorker_1.start();
        mapWorker_2.start();
        mapWorker_3.start();
        mapWorker_4.start();
        reduceWorker_1.start();

        String targetURL = "";
        int lastIndex = 0;
        while (foundURLs.size() < URL_SIZE_TO_MINE) {
            synchronized (foundURLs) {
                targetURL = foundURLs.pollFirst();

                if (targetURL == null) {
                    foundURLs.wait();
                    continue;
                }
            }

            lastIndex = ++lastIndex % mappers.size();
            MapReducePageURLMiningTask task = new MapReducePageURLMiningTask(targetURL);
            taskID2TaskMap.putIfAbsent(mappers.get(lastIndex).addTask(task), task);

            synchronized (foundURLs) {
                foundURLs.add(targetURL);
            }

            TimeUnit.MILLISECONDS.sleep(100);
        }

        // stop all
        mapWorker_1.stop();
        mapWorker_2.stop();
        mapWorker_3.stop();
        mapWorker_4.stop();
        reduceWorker_1.stop();

        synchronized (foundURLs) {
            for (String string : foundURLs) {
                System.out.println(string);
            }
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        long startTime = System.currentTimeMillis();

        // four mapers
        List<ConfigurableWorker> mappers = new ArrayList<ConfigurableWorker>(4);

        ConfigurableWorker mapWorker_1 = new ConfigurableWorker("W_M1");
        ConfigurableWorker mapWorker_2 = new ConfigurableWorker("W_M2");
        ConfigurableWorker mapWorker_3 = new ConfigurableWorker("W_M3");
        ConfigurableWorker mapWorker_4 = new ConfigurableWorker("W_M4");
        mapWorker_1.setTaskProcessor(new PageContentFetchProcessor());
        mapWorker_2.setTaskProcessor(new PageContentFetchProcessor());
        mapWorker_3.setTaskProcessor(new PageContentFetchProcessor());
        mapWorker_4.setTaskProcessor(new PageContentFetchProcessor());

        mappers.add(mapWorker_1);
        mappers.add(mapWorker_2);
        mappers.add(mapWorker_3);
        mappers.add(mapWorker_4);

        // one reducers
        ConfigurableWorker reduceWorker_1 = new ConfigurableWorker("W_R1");
        reduceWorker_1.setTaskProcessor(new URLMatchingProcessor());

        // bind reducer to final result class
        MapReduceURLMiningMain main = new MapReduceURLMiningMain();
        reduceWorker_1.addListener(main);

        // initiate tasks
        addTask2Worker(mapWorker_1, new MapReducePageURLMiningTask("http://www.taobao.com"));
        addTask2Worker(mapWorker_2, new MapReducePageURLMiningTask("http://www.xinhuanet.com"));
        addTask2Worker(mapWorker_3, new MapReducePageURLMiningTask("http://www.zol.com.cn"));
        addTask2Worker(mapWorker_4, new MapReducePageURLMiningTask("http://www.sina.com.cn/"));

        // bind mapper to reduer
        Map2ReduceConnector connector = new Map2ReduceConnector(Arrays.asList(reduceWorker_1));
        mapWorker_1.addListener(connector);
        mapWorker_2.addListener(connector);
        mapWorker_3.addListener(connector);
        mapWorker_4.addListener(connector);

        // start all
        mapWorker_1.start();
        mapWorker_2.start();
        mapWorker_3.start();
        mapWorker_4.start();
        reduceWorker_1.start();

        String targetURL = EMPTY_STRING;
        int lastIndex = 0;
        while (foundURLs.size() < URL_SIZE_TO_MINE) {
            targetURL = foundURLs.pollFirst();

            if (targetURL == null) {
                TimeUnit.MILLISECONDS.sleep(50);
                continue;
            }

            lastIndex = ++lastIndex % mappers.size();
            MapReducePageURLMiningTask task = new MapReducePageURLMiningTask(targetURL);
            taskID2TaskMap.putIfAbsent(mappers.get(lastIndex).addTask(task), task);

            TimeUnit.MILLISECONDS.sleep(100);
        }

        // stop all
        mapWorker_1.stop();
        mapWorker_2.stop();
        mapWorker_3.stop();
        mapWorker_4.stop();
        reduceWorker_1.stop();

        for (String string : foundURLs) {
            System.out.println(string);
        }
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    private static ConcurrentSkipListSet<String> foundURLs = new ConcurrentSkipListSet<String>(new SimpleURLComparator());

    public static void main(String[] args) throws InterruptedException {
        long startTime = System.currentTimeMillis();

        ConfigurableWorker worker = new ConfigurableWorker("W001");
        worker.setTaskProcessor(new PageURLMiningProcessor());

        addTask2Worker(worker, new PageURLMiningTask("http://www.taobao.com"));
        addTask2Worker(worker, new PageURLMiningTask("http://www.xinhuanet.com"));
        addTask2Worker(worker, new PageURLMiningTask("http://www.zol.com.cn"));
        addTask2Worker(worker, new PageURLMiningTask("http://www.163.com"));

        LinearURLMiningMain mainListener = new LinearURLMiningMain();
        worker.addListener(mainListener);

        worker.start();

        String targetURL = EMPTY_STRING;
        while (foundURLs.size() < URL_SIZE_TO_MINE) {
            targetURL = foundURLs.pollFirst();

            if (targetURL == null) {
                TimeUnit.MILLISECONDS.sleep(50);
                continue;
            }

            PageURLMiningTask task = new PageURLMiningTask(targetURL);
            taskID2TaskMap.putIfAbsent(worker.addTask(task), task);

            TimeUnit.MILLISECONDS.sleep(100);
        }

        worker.stop();

        for (String string : foundURLs) {
            System.out.println(string);
        }
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Related Classes of com.alibaba.taobao.worker.ConfigurableWorker

  • com.alibaba.taobao.main.LinearURLMiningMain
  • com.alibaba.taobao.main.MapReduceURLMiningMain
  • com.alibaba.taobao.worker.mapreduce.MapReduceURLMiningMain
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