#Java - Code Snippets for '#.Out'

#Java - Code Snippets for '#.Out' - 5 code snippet(s) found

Sample 1. Get all Permutations of List Elements using Apache Commons PermutationIterator

List<String> list = new ArrayList();

list.add("Washington");

list.add("Nevada");

list.add("California");



PermutationIterator permIterator = new PermutationIterator((Collection) list);

        

permIterator.forEachRemaining(System.out::print); // prints [Washington, Nevada, California][Washington, California, Nevada][California, Washington, Nevada][California, Nevada, Washington][Nevada, California, Washington][Nevada, Washington, California]

_{Like Feedback Permutations of collection elements Permutations of List elements Apache Commons PermutationIterator Iterator Collections .forEachRemaining System.out::print List ArrayList}

Sample 2. Code Sample / Example / Snippet of org.apache.storm.task.OutputCollector

  public void shouldEmitNothingIfNoObjectHasBeenCountedYetAndTickTupleIsReceived() {

    Tuple tickTuple = MockTupleHelpers.mockTickTuple();

    RollingCountBolt bolt = new RollingCountBolt();

    Map conf = mock(Map.class);

    TopologyContext context = mock(TopologyContext.class);

    OutputCollector collector = mock(OutputCollector.class);

    bolt.prepare(conf, context, collector);



    bolt.execute(tickTuple);



    verifyZeroInteractions(collector);

  }

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Sample 3. Print all elements of a ListValuedMap ( Apache Commons ) using forEach and System.out::println

ListValuedMap<String,String> listValuedMap = new ArrayListValuedHashMap();

listValuedMap.put("United States", "Washington");

listValuedMap.put("Canada", "Ottawa");

listValuedMap.put("Canada", "Ottawa");

listValuedMap.put("South Africa", "Pretoria");

listValuedMap.put("South Africa", "Cape Town");

listValuedMap.put("South Africa", "Bloemfontein");



listValuedMap.entries().forEach(System.out::println);

_{Like Feedback ListValuedMap apache commons System.out::println collections framework map}

Sample 4. Code Sample / Example / Snippet of java.io.OutputStream

    public static void generateBundle(ArtifactData data, Map<String, String> additionalHeaders) throws IOException {

        OutputStream bundleStream = null;

        try {

            File dataFile = new File(data.getUrl().toURI());

            OutputStream fileStream = new FileOutputStream(dataFile);

            bundleStream = new JarOutputStream(fileStream, getBundleManifest(data.getSymbolicName(), data.getVersion(), additionalHeaders));

            bundleStream.flush();

        } catch (URISyntaxException e) {

            throw new IOException();

        } finally {

            if (bundleStream != null) {

                bundleStream.close();

            }

        }

    }

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Sample 5. Usage of java.util.stream.Stream

List<Integer> list1 = Arrays.asList(1, 2);

List<Integer> list2 = Arrays.asList(4, 5);



Stream.of(list1, list1)

  .flatMap(list -> list.stream())

  .forEach(System.out::println);

_{Like Feedback Stream.flatMap System.out::println}

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