Example usage for java.util.stream Collectors joining

Introduction

In this page you can find the example usage for java.util.stream Collectors joining.

Prototype

public static Collector<CharSequence, ?, String> joining(CharSequence delimiter) 

Source Link

Document

Returns a Collector that concatenates the input elements, separated by the specified delimiter, in encounter order.

Usage

From source file:com.kantenkugel.discordbot.moduleutils.DocParser.java

public static String get(String name) {
    String[] split = name.toLowerCase().split("[#\\.]", 2);
    if (split.length != 2)
        return "Incorrect Method declaration";
    List<Documentation> methods;
    synchronized (docs) {
        if (!docs.containsKey(split[0]))
            return "Class not Found!";
        methods = docs.get(split[0]);//w ww  .j av  a  2 s .co  m
    }
    methods = methods.parallelStream().filter(doc -> doc.matches(split[1]))
            .sorted(Comparator.comparingInt(doc -> doc.argTypes.size())).collect(Collectors.toList());
    if (methods.size() == 0)
        return "Method not found/documented in Class!";
    if (methods.size() > 1 && methods.get(0).argTypes.size() != 0)
        return "Multiple methods found: " + methods.parallelStream()
                .map(m -> '(' + StringUtils.join(m.argTypes, ", ") + ')').collect(Collectors.joining(", "));
    Documentation doc = methods.get(0);
    StringBuilder b = new StringBuilder();
    b.append("```\n").append(doc.functionHead).append("\n```\n").append(doc.desc);
    if (doc.args.size() > 0) {
        b.append('\n').append('\n').append("**Arguments:**");
        doc.args.entrySet().stream().map(e -> "**" + e.getKey() + "** - " + e.getValue())
                .forEach(a -> b.append('\n').append(a));
    }
    if (doc.returns != null)
        b.append('\n').append('\n').append("**Returns:**\n").append(doc.returns);
    if (doc.throwing.size() > 0) {
        b.append('\n').append('\n').append("**Throws:**");
        doc.throwing.entrySet().stream().map(e -> "**" + e.getKey() + "** - " + e.getValue())
                .forEach(a -> b.append('\n').append(a));
    }
    return b.toString();
}

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From source file:com.github.ljtfreitas.restify.http.spring.contract.metadata.reflection.SpringWebRequestMappingMetadata.java

private Optional<String> produces() {
    return Optional.ofNullable(mapping).map(m -> m.produces()).filter(c -> c.length >= 1)
            .map(h -> Arrays.stream(h).filter(c -> c != null && !c.isEmpty()).collect(Collectors.joining(", ")))
            .map(c -> HttpHeaders.ACCEPT + "=" + c);
}

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From source file:com.ikanow.aleph2.data_model.interfaces.data_analytics.IAnalyticsAccessContext.java

/** Describes the current access context, defaults to some semi-useful description but can be overriden
 *  at the point of creation/*w w w  . j a  va2s .  co m*/
 * @return a string describing the access context
 */
default String describe() {
    //(by default return the keys but not the values in case there's a massive number of them)
    return ErrorUtils.get("service_name={0} options={1}",
            this.getAccessService().<String>either(l -> l.getClass().getSimpleName(), r -> r.getSimpleName()),
            this.getAccessConfig().<String>map(cfg -> cfg.keySet().stream().collect(Collectors.joining(";")))
                    .orElse(""));
}

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From source file:de.thingweb.servient.impl.MultiBindingThingServer.java

private static String urlizeTokens(String url) {
    return Arrays.stream(url.split("/")).map(MultiBindingThingServer::urlize).collect(Collectors.joining("/"));
}

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From source file:io.syndesis.jsondb.impl.JsonRecordSupport.java

public static String convertToDBPath(String base) {
    String value = Arrays.stream(base.split("/")).filter(x -> !x.isEmpty()).map(
            x -> INTEGER_PATTERN.matcher(validateKey(x)).matches() ? toArrayIndexPath(Integer.parseInt(x)) : x)
            .collect(Collectors.joining("/"));
    return Strings.suffix(Strings.prefix(value, "/"), "/");
}

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From source file:ddf.catalog.transformer.output.rtf.model.ExportCategory.java

private String attributeKeyFrom(String key) {
    if (key.startsWith(EXTENDED_ATTRIBUTE_PREFIX)) {
        key = key.replaceFirst(EXTENDED_ATTRIBUTE_PREFIX, "");
    }//from   ww w  . j  a v a2  s . c o  m

    String formattedAttribute = Stream.of(key.split("\\.")).map(part -> part.replaceAll("-", " "))
            .collect(Collectors.joining(" "));

    return WordUtils.capitalize(formattedAttribute);
}

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From source file:com.intuit.wasabi.tests.service.priority.BatchPriorityAssignmentTest.java

@Test(groups = { "setup" }, dependsOnMethods = { "setup" })
public void setupMutexAndPriority() {
    String exclusion = "{\"experimentIDs\": ["
            + validExperimentsLists.stream().map(s -> "\"" + s.id + "\"").collect(Collectors.joining(","))
            + "]}";
    response = apiServerConnector.doPost("experiments/" + validExperimentsLists.get(0).id + "/exclusions",
            exclusion);//from w  w  w .j a v a  2s  .c o  m
    assertReturnCode(response, HttpStatus.SC_CREATED);
    response = apiServerConnector
            .doPut("applications/" + validExperimentsLists.get(0).applicationName + "/priorities", exclusion);
    assertReturnCode(response, HttpStatus.SC_NO_CONTENT);
    response = apiServerConnector
            .doGet("applications/" + validExperimentsLists.get(0).applicationName + "/priorities");
    LOGGER.info("retrieved priorities: " + response.asString());
    Type listType = new TypeToken<Map<String, ArrayList<Map<String, Object>>>>() {
    }.getType();
    Map<String, List<Map<String, Object>>> result = new Gson().fromJson(response.asString(), listType);
    List<Map<String, Object>> prioritizedExperiments = result.get("prioritizedExperiments");
    Assert.assertEquals(prioritizedExperiments.size(), validExperimentsLists.size());
    for (int i = 0; i < validExperimentsLists.size(); i++) {
        Assert.assertEquals(prioritizedExperiments.get(i).get("id"), validExperimentsLists.get(i).id);
    }
}

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From source file:com.epam.ta.reportportal.demo_data.DemoLogsService.java

List<Log> generateDemoLogs(String itemId, String status) {
    try (BufferedReader errorsBufferedReader = new BufferedReader(
            new InputStreamReader(errorLogsResource.getInputStream(), UTF_8));
            BufferedReader demoLogsBufferedReader = new BufferedReader(
                    new InputStreamReader(demoLogs.getInputStream(), UTF_8))) {
        String error = errorsBufferedReader.lines().collect(Collectors.joining("\n"));
        List<String> logMessages = demoLogsBufferedReader.lines().collect(toList());
        int t = random.nextInt(30);
        List<Log> logs = IntStream.range(1, t + 1).mapToObj(it -> {
            Log log = new Log();
            log.setLevel(logLevel());// w w w. j av a  2s  .c  o m
            log.setLogTime(new Date());
            log.setTestItemRef(itemId);
            log.setLogMsg(logMessages.get(random.nextInt(logMessages.size())));
            return log;
        }).collect(toList());
        if (FAILED.name().equals(status)) {
            String file = dataStorage.saveData(
                    new BinaryData(IMAGE_PNG_VALUE, img.contentLength(), img.getInputStream()), "file");
            Log log = new Log();
            log.setLevel(ERROR);
            log.setLogTime(new Date());
            log.setTestItemRef(itemId);
            log.setLogMsg(error);
            final BinaryContent binaryContent = new BinaryContent(file, file, IMAGE_PNG_VALUE);
            log.setBinaryContent(binaryContent);
            logs.add(log);
        }
        return logRepository.save(logs);
    } catch (IOException e) {
        throw new ReportPortalException("Unable to generate demo logs", e);
    }
}

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From source file:com.ikanow.aleph2.analytics.storm.assets.PassthroughTopology.java

@Override
public Tuple2<Object, Map<String, String>> getTopologyAndConfiguration(final DataBucketBean bucket,
        final IEnrichmentModuleContext context) {
    final TopologyBuilder builder = new TopologyBuilder();

    final Collection<Tuple2<BaseRichSpout, String>> entry_points = context
            .getTopologyEntryPoints(BaseRichSpout.class, Optional.of(bucket));

    //DEBUG/*from  www  . j av a 2 s. c  o m*/
    _logger.debug("Passthrough topology: loaded: "
            + entry_points.stream().map(x -> x.toString()).collect(Collectors.joining(":")));

    entry_points.forEach(spout_name -> builder.setSpout(spout_name._2(), spout_name._1()));
    entry_points.stream()
            .reduce(builder.setBolt(BOLT_NAME,
                    context.getTopologyStorageEndpoint(BaseRichBolt.class, Optional.of(bucket))),
                    (acc, v) -> acc.localOrShuffleGrouping(v._2()), (acc1, acc2) -> acc1 // (not possible in practice)
    );

    return Tuples._2T(builder.createTopology(), Collections.emptyMap());
}

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From source file:fi.helsinki.opintoni.dto.CourseDto.java

@Override
public String toString() {
    return new ToStringBuilder(this).append("code", code).append("typeCode", typeCode).append("name", name)
            .append("imageUri", imageUri).append("coursePageUri", coursePageUri)
            .append("courseMaterial", courseMaterial).append("webOodiUri", webOodiUri)
            .append("startDate", startDate).append("endDate", endDate).append("realisationId", realisationId)
            .append("parentId", parentId)
            .append("teachers", teachers.stream().collect(Collectors.joining(", "))).append("isExam", isExam)
            .append("isCancelled", isCancelled).toString();
}

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