Example usage for java.util Collections emptyMap

List of usage examples for java.util Collections emptyMap

  1. HOME
  2. Java
  3. java
  4. java.util.*
  5. Collections
  6. emptyMap

Introduction

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

Prototype

@SuppressWarnings("unchecked")
public static final <K, V> Map<K, V> emptyMap()

Source Link

Document

Returns an empty map (immutable).

Usage

From source file:com.hp.autonomy.searchcomponents.idol.search.fields.FieldsParserImpl.java

@Override
public void parseDocumentFields(final Hit hit, final IdolSearchResult.Builder searchResultBuilder) {
    final FieldsInfo fieldsInfo = configService.getConfig().getFieldsInfo();
    final Map<String, FieldInfo<?>> fieldConfig = fieldsInfo.getFieldConfigByName();

    final DocContent content = hit.getContent();
    Map<String, FieldInfo<?>> fieldMap = Collections.emptyMap();
    String qmsId = null;//  w w w  .  j  a v  a2 s  .  c om
    PromotionCategory promotionCategory = PromotionCategory.NONE;
    if (content != null) {
        final Element docContent = (Element) content.getContent().get(0);
        if (docContent.hasChildNodes()) {
            final NodeList childNodes = docContent.getChildNodes();
            fieldMap = new HashMap<>(childNodes.getLength());

            parseAllFields(fieldConfig, childNodes, fieldMap, docContent.getNodeName());

            qmsId = parseField(docContent, IdolDocumentFieldsService.QMS_ID_FIELD_INFO, String.class);
            promotionCategory = determinePromotionCategory(docContent, hit.getPromotionname(),
                    hit.getDatabase());
        }
    }

    searchResultBuilder.setFieldMap(fieldMap).setQmsId(qmsId).setPromotionCategory(promotionCategory);
}

From source file:org.elasticsearch.smoketest.MonitoringWithWatcherRestIT.java

@After
public void cleanExporters() throws Exception {
    String body = Strings.toString(jsonBuilder().startObject().startObject("transient")
            .nullField("xpack.monitoring.exporters.*").endObject().endObject());
    assertOK(adminClient().performRequest("PUT", "_cluster/settings", Collections.emptyMap(),
            new StringEntity(body, ContentType.APPLICATION_JSON)));

    assertOK(adminClient().performRequest("DELETE", ".watch*", Collections.emptyMap()));
}

From source file:com.marvelution.hudson.plugins.jirareporter.utils.IssueTextUtils.java

/**
 * Create the text content for a specific issue field
 * //  w  w w.  j  a v a  2 s .  c  o m
 * @param type the {@link Type} of text to create
 * @param build the {@link AbstractBuild}
 * @param site the {@link JIRASite}
 * @return the created text content
 */
public static String createFieldText(Type type, AbstractBuild<?, ?> build, JIRASite site) {
    final StringWriter writer = new StringWriter();
    final XMLOutput output = XMLOutput.createXMLOutput(writer);
    final JellyContext context = new JellyContext();
    context.setVariable("rootURL", Hudson.getInstance().getRootUrl());
    context.setVariable("build", build);
    context.setVariable("site", site);
    try {
        Class.forName("jenkins.model.Jenkins");
        context.setVariable("system", "Jenkins");
    } catch (ClassNotFoundException e) {
        context.setVariable("system", "Hudson");
    }
    context.setVariable("version", Hudson.getVersion().toString());
    try {
        context.setVariable("environment", build.getEnvironment(new LogTaskListener(LOGGER, Level.INFO)));
    } catch (Exception e) {
        context.setVariable("environment", Collections.emptyMap());
    }
    // Utilize the Dozer Mapper and its convertors of the API V2 plugin to get the ChangeLog and TestResults
    try {
        context.setVariable("changelog", DozerUtils.getMapper().map(build.getChangeSet(), ChangeLog.class));
    } catch (Exception e) {
        context.setVariable("changelog", new ChangeLog());
    }
    try {
        context.setVariable("testresults", DozerUtils.getMapper().map(build, TestResult.class));
    } catch (Exception e) {
        context.setVariable("testresults", new TestResult());
    }
    try {
        context.runScript(
                HudsonPluginUtils.getPluginClassloader().getResource("fields/" + type.field(site) + ".jelly"),
                output);
    } catch (JellyException e) {
        LOGGER.log(Level.SEVERE, "Failed to create Text of type " + type.name(), e);
        throw new IllegalStateException("Cannot raise an issue if no text is available", e);
    }
    return writer.toString().trim();
}

From source file:com.inspiresoftware.lib.dto.geda.interceptor.impl.TransferableUtils.java

private static Map<Occurrence, AdviceConfig> resolveConfiguration(final Method method,
        final Class<?> targetClass, final boolean trySpecific) {

    Method specificMethod = method;
    Transferable annotation = specificMethod.getAnnotation(Transferable.class);

    if (annotation == null && trySpecific) {

        specificMethod = AopUtils.getMostSpecificMethod(method, targetClass);
        annotation = specificMethod.getAnnotation(Transferable.class);

    }//from w w w.  ja va2s  . c o  m

    if (annotation == null) {
        return Collections.emptyMap();
    }

    final Map<Occurrence, AdviceConfig> cfg = new HashMap<Occurrence, AdviceConfig>();
    resolveConfiguration(cfg, specificMethod.getName(), specificMethod.getParameterTypes(),
            specificMethod.getReturnType(), annotation);
    return cfg;

}

From source file:com.simplymeasured.prognosticator.HiveJDBCQueryImpl.java

@Override
public Iterator<Map<String, Object>> runQuery(String resultTable, String queryStatement,
        Map<String, Object> parameters) {
    final ArrayBlockingQueue<Map<String, Object>> rowQueue = new ArrayBlockingQueue<Map<String, Object>>(1000);

    ThreadedQueryRunnable runnable = new ThreadedQueryRunnable(dataSource, queryStatement, parameters,
            rowQueue);//from w ww .  jav  a  2  s. co  m

    executorService.submit(runnable);

    return new Iterator<Map<String, Object>>() {
        private boolean done = false;
        private Map<String, Object> cachedRow = null;
        private final Map<String, Object> emptyMap = Collections.emptyMap();

        @Override
        public boolean hasNext() {
            try {
                if (done)
                    return false;

                cachedRow = rowQueue.take();

                if (cachedRow == null || cachedRow == emptyMap) {
                    done = true;
                    return false;
                }

                return true;
            } catch (InterruptedException ie) {
                throw new RuntimeException("Iterator thread killed!", ie);
            }
        }

        @Override
        public Map<String, Object> next() {
            if (done || cachedRow == emptyMap) {
                throw new IllegalStateException("End of iterator reached");
            } else if (cachedRow == null) {
                boolean hasMore = hasNext();

                if (!hasMore) {
                    done = true;
                    throw new IllegalStateException("End of iterator reached");
                }
            }

            return cachedRow;
        }

        @Override
        public void remove() {
            // intentionally non-op
        }
    };
}

From source file:com.garrettwu.spring.view.soy.AbstractTemplateManager.java

/**
 * Gets the data that should be bound to global variables available in all templates.
 *
 * @return A map from global variable name to its bound data value.
 *///w  w w  .  j a va 2s . c o  m
protected Map<String, ?> getGlobalTemplateDataBindings() {
    return Collections.emptyMap();
}

From source file:ch.ralscha.extdirectspring.bean.ExtDirectStoreReadRequest.java

public ExtDirectStoreReadRequest() {
    this.filters = Collections.emptyList();
    this.sorters = Collections.emptyList();
    this.groups = Collections.emptyList();
    this.params = Collections.emptyMap();
}

From source file:org.elasticsearch.plugins.ResponseHeaderPluginIT.java

public void testThatSettingHeadersWorks() throws Exception {
    ensureGreen();//ww  w .ja  v  a  2 s .c  o m
    try {
        getRestClient().performRequest("GET", "/_protected", Collections.emptyMap(), null);
        fail("request should have failed");
    } catch (ResponseException e) {
        Response response = e.getResponse();
        assertThat(response.getStatusLine().getStatusCode(), equalTo(401));
        assertThat(response.getHeader("Secret"), equalTo("required"));
    }

    try (Response authResponse = getRestClient().performRequest("GET", "/_protected", Collections.emptyMap(),
            null, new BasicHeader("Secret", "password"))) {
        assertThat(authResponse.getStatusLine().getStatusCode(), equalTo(200));
        assertThat(authResponse.getHeader("Secret"), equalTo("granted"));
    }
}

From source file:net.firejack.platform.core.utils.MiscUtils.java

/**
 * @param properties// ww  w .j  a va2 s.  co m
 * @return
 */
public static Map<String, String> getProperties(File properties) {
    if (properties == null || !properties.exists()) {
        return Collections.emptyMap();
    }
    Properties props = new Properties();
    FileInputStream stream = null;
    try {
        stream = new FileInputStream(properties);
        props.load(stream);
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
    } finally {
        IOUtils.closeQuietly(stream);
    }

    Map<String, String> propertiesMap = new HashMap<String, String>();
    for (Map.Entry<Object, Object> entry : props.entrySet()) {
        propertiesMap.put((String) entry.getKey(), (String) entry.getValue());
    }

    return propertiesMap;
}

From source file:org.apache.metamodel.elasticsearch.rest.ElasticSearchRestClient.java

private static Request refresh(final String indexName) {
    return new Request(HttpPost.METHOD_NAME, "/" + indexName + "/_refresh", Collections.emptyMap(), null);
}