Example usage for java.util Collections singletonMap

List of usage examples for java.util Collections singletonMap

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Introduction

In this page you can find the example usage for java.util Collections singletonMap.

Prototype

public static <K, V> Map<K, V> singletonMap(K key, V value)

Source Link

Document

Returns an immutable map, mapping only the specified key to the specified value.

Usage

From source file:org.kitodo.data.index.elasticsearch.RestClientImplementation.java

/**
 * Get information about client server./*from  w  ww.  jav a2s.c  o  m*/
 *
 * @return information about the server
 */
public String getServerInformation() throws IOException {
    Response response = restClient.performRequest("GET", "/", Collections.singletonMap("pretty", "true"));
    return EntityUtils.toString(response.getEntity());
}

From source file:com.xyxy.platform.examples.showcase.demos.web.MashupServerController.java

@RequestMapping(value = "/web/mashup2", produces = MediaTypes.JAVASCRIPT_UTF_8)
@ResponseBody/*from  w  w  w  . j a  v a2s.  com*/
public JSONPObject mashup2(@RequestParam(DEFAULT_JQUERY_JSONP_CALLBACK_PARM_NAME) String callbackName) {

    // ??JSON.
    Map<String, String> map = Collections.singletonMap("content", "<p>?</p>");

    // .
    return new JSONPObject(callbackName, map);
}

From source file:com.sequenceiq.ambari.shell.support.TableRendererTest.java

@Test
public void testRenderMapValueMap() throws IOException {
    Map<String, Map<String, String>> map = new HashMap<String, Map<String, String>>();
    map.put("HDFS", Collections.singletonMap("DATANODE", "STARTED"));
    map.put("MAPREDUCE2", Collections.singletonMap("HISTORYSERVER", "STARTED"));
    map.put("ZOOKEEPER", Collections.singletonMap("ZOOKEEPER_SERVER", "INSTALLED"));
    assertEquals(IOUtils.toString(new FileInputStream(new File("src/test/resources/3columns"))),
            TableRenderer.renderMapValueMap(map, "SERVICE", "COMPONENT", "STATE"));
}

From source file:org.logstash.log.CustomLogEventTests.java

@Test
public void testPatternLayout() {
    appender = CTX.getListAppender("EventLogger").clear();
    Logger logger = LogManager.getLogger("EventLogger");
    logger.info("simple message");
    logger.warn("complex message", Collections.singletonMap("foo", "bar"));
    logger.error("my name is: {}", "foo");
    logger.error("here is a map: {}. ok?", Collections.singletonMap(2, 5));
    logger.warn("ignored params {}", 4, 6);
    List<String> messages = appender.getMessages();
    assertEquals(5, messages.size());// ww w. ja  v a2s  .  c om
    assertEquals("[INFO][EventLogger] simple message", messages.get(0));
    assertEquals("[WARN][EventLogger] complex message {foo=bar}", messages.get(1));
    assertEquals("[ERROR][EventLogger] my name is: foo", messages.get(2));
    assertEquals("[ERROR][EventLogger] here is a map: {}. ok? {2=5}", messages.get(3));
    assertEquals("[WARN][EventLogger] ignored params 4", messages.get(4));
}

From source file:io.coala.bind.LocalConfig.java

static LocalConfig of(final String id, final Map<?, ?>... imports) {
    return ConfigFactory.create(LocalConfig.class,
            ConfigUtil.join(Collections.singletonMap(ID_KEY, id), imports));
}

From source file:od.framework.api.FeatureFlagController.java

@RequestMapping(value = {
        "/features/{key}" }, method = RequestMethod.GET, produces = "application/json;charset=utf-8")
public Map<String, Object> featuresByKey(@PathVariable("key") final String key) {
    Object value = features.get(key);
    return Collections.singletonMap(key, value);
}

From source file:org.appcomponents.platform.context.PlatformDefaultModuleWebIntegrationTest.java

@Test
public void moduleIntegrationTest() {
    when().get("/echo").then().contentType(ContentType.TEXT).statusCode(HttpStatus.SC_OK)
            .content(Matchers.is("echo"));
    when().get("/?component={component}",
            Collections.singletonMap(PlatformComponent.PARAM_COMPONENT, PlatformComponent.NONE_COMPONENT))
            .then().contentType(ContentType.TEXT).statusCode(HttpStatus.SC_OK).content(Matchers.is("index"));
    /** Module 1 */
    when().get("/").then().contentType(ContentType.TEXT).statusCode(HttpStatus.SC_OK)
            .content(Matchers.is("main"));
    when().get("/hello").then().contentType(ContentType.TEXT).statusCode(HttpStatus.SC_OK)
            .content(Matchers.is("hello"));
    /** Module 2 */
    when().get("/?component={component}",
            Collections.singletonMap(PlatformComponent.PARAM_COMPONENT, BasicPlatform.MODULE_2)).then()
            .contentType(ContentType.TEXT).statusCode(HttpStatus.SC_OK).content(Matchers.is("main2"));
    when().get("/hello?component={component}",
            Collections.singletonMap(PlatformComponent.PARAM_COMPONENT, BasicPlatform.MODULE_2)).then()
            .contentType(ContentType.TEXT).statusCode(HttpStatus.SC_OK).content(Matchers.is("hello2"));
}

From source file:com.streamsets.datacollector.event.handler.remote.TestRemoteStateEventListener.java

@Test
public void testRemoteStateEventListener() throws Exception {
    RemoteStateEventListener remoteStateEventListener = new RemoteStateEventListener(new Configuration());
    remoteStateEventListener.init();//from  w w w .j  av  a 2  s  .c o  m
    Map<String, Object> attributes = new HashMap<>();
    attributes.put(RemoteDataCollector.IS_REMOTE_PIPELINE, true);
    PipelineState pipelineState = new PipelineStateImpl("user", "name", "0", PipelineStatus.RUNNING, "msg", -1,
            attributes, ExecutionMode.STANDALONE, "", 1, -1);
    remoteStateEventListener.onStateChange(null, pipelineState, null, null,
            Collections.singletonMap(Source.POLL_SOURCE_OFFSET_KEY, "offset:1000"));
    Collection<Pair<PipelineState, Map<String, String>>> pipelineStateAndOffset = remoteStateEventListener
            .getPipelineStateEvents();
    Assert.assertEquals(1, pipelineStateAndOffset.size());
    Assert.assertEquals(PipelineStatus.RUNNING, pipelineStateAndOffset.iterator().next().getLeft().getStatus());
    Assert.assertEquals("offset:1000",
            pipelineStateAndOffset.iterator().next().getRight().get(Source.POLL_SOURCE_OFFSET_KEY));
    Assert.assertEquals(0, remoteStateEventListener.getPipelineStateEvents().size());

    PipelineState pipelineStateDeleted = new PipelineStateImpl("user", "name", "0", PipelineStatus.DELETED,
            "msg", -1, attributes, ExecutionMode.STANDALONE, "", 1, -1);
    remoteStateEventListener.onStateChange(null, pipelineState, null, null,
            Collections.singletonMap(Source.POLL_SOURCE_OFFSET_KEY, "offset:old"));
    remoteStateEventListener.onStateChange(null, pipelineStateDeleted, null, null,
            Collections.singletonMap(Source.POLL_SOURCE_OFFSET_KEY, "offset:new"));
    pipelineStateAndOffset = remoteStateEventListener.getPipelineStateEvents();
    Assert.assertEquals(2, pipelineStateAndOffset.size());
    Iterator<Pair<PipelineState, Map<String, String>>> iterator = pipelineStateAndOffset.iterator();
    iterator.next();
    Pair<PipelineState, Map<String, String>> pair = iterator.next();
    Assert.assertEquals(PipelineStatus.DELETED, pair.getLeft().getStatus());
    Assert.assertEquals("offset:new", pair.getRight().get(Source.POLL_SOURCE_OFFSET_KEY));
    Assert.assertEquals(0, remoteStateEventListener.getPipelineStateEvents().size());
}

From source file:com.creactiviti.piper.core.pipeline.YamlPipelineRepository.java

protected Pipeline parsePipeline(IdentifiableResource aResource) {
    try {/*w  w  w  . j a  v  a2s.c om*/
        Map<String, Object> yamlMap = parse(aResource);
        yamlMap.put(DSL.ID, aResource.getId());
        return new SimplePipeline(yamlMap);
    } catch (Exception e) {
        SimplePipeline pipeline = new SimplePipeline(Collections.singletonMap(DSL.ID, aResource.getId()));
        pipeline.setError(new ErrorObject(e.getMessage(), ExceptionUtils.getStackFrames(e)));
        return pipeline;
    }
}

From source file:com.yahoo.elide.core.exceptions.HttpStatusException.java

public Pair<Integer, JsonNode> getErrorResponse() {
    Map<String, List<String>> errors = Collections.singletonMap("errors",
            Collections.singletonList(toString()));
    return buildResponse(errors);
}