Example usage for java.util.function Predicate negate

Introduction

In this page you can find the example usage for java.util.function Predicate negate.

Prototype

default Predicate<T> negate() 

Source Link

Document

Returns a predicate that represents the logical negation of this predicate.

Usage

From source file:com.github.anba.es6draft.util.TestGlobals.java

private static <T> Predicate<T> not(Predicate<T> p) {
    return p.negate();
}

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From source file:de.se_rwth.langeditor.util.Misc.java

public static boolean removeFromClasspath(IJavaProject javaProject, Predicate<IClasspathEntry> predicate) {
    try {/* ww w .j  a v a2  s  .  c  o m*/
        IClasspathEntry[] oldClasspath = javaProject.getRawClasspath();
        List<IClasspathEntry> filteredClasspath = Arrays.stream(oldClasspath).filter(predicate.negate())
                .collect(Collectors.toList());
        IClasspathEntry[] newClasspath = filteredClasspath
                .toArray(new IClasspathEntry[filteredClasspath.size()]);
        javaProject.setRawClasspath(newClasspath, null);
        return oldClasspath.length > newClasspath.length;
    } catch (JavaModelException e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.act.biointerpretation.l2expansion.L2FilteringDriver.java

private static L2PredictionCorpus applyFilter(L2PredictionCorpus corpus, Predicate<L2Prediction> filter,
        CommandLine cl, String filterOption) throws IOException {
    if (cl.hasOption(filterOption)) {
        if (cl.getOptionValue(filterOption).equals(APPLY_FILTER_NEGATED)) {
            return corpus.applyFilter(filter.negate());
        }/*from   w w w  . ja v  a 2 s .  c  o m*/
        return corpus.applyFilter(filter);
    }
    return corpus;
}

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From source file:com.github.steveash.guavate.Guavate.java

/**
 * Returns a predicate that negates the original.
 * <p>/* ww w .ja  v a2 s  .  c o  m*/
 * The JDK provides {@link Predicate#negate()} however this requires a predicate.
 * Sometimes, it can be useful to have a static method to achieve this.
 * <pre>
 *  stream.filter(not(String::isEmpty))
 * </pre>
 * @param <R> the type of the object the predicate works on
 * @param predicate the predicate to negate
 * @return the negated predicate
 */
public static <R> Predicate<R> not(Predicate<R> predicate) {
    return predicate.negate();
}

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From source file:org.graylog.plugins.pipelineprocessor.parser.errors.WrongNumberOfArgs.java

@JsonProperty("reason")
@Override/*from ww w.  j a  va  2 s  . c  o  m*/
public String toString() {
    final Predicate<ParameterDescriptor> optional = ParameterDescriptor::optional;
    return "Expected " + function.descriptor().params().stream().filter(optional.negate()).count()
            + " arguments but found " + argCount + " in call to function " + function.descriptor().name()
            + positionString();
}

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From source file:alfio.manager.SpecialPriceManager.java

public List<SpecialPrice> loadSentCodes(String eventName, int categoryId, String username) {
    final Event event = eventManager.getSingleEvent(eventName, username);
    checkOwnership(categoryId, event, username);
    Predicate<SpecialPrice> p = SpecialPrice::notSent;
    return specialPriceRepository.findAllByCategoryId(categoryId).stream().filter(p.negate()).collect(toList());
}

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From source file:com.daimler.spm.b2bacceleratoraddon.controllers.pages.AdvanceSearchPageController.java

protected String getPaginationUrlFromHttpRequest(final HttpServletRequest request) {
    final Map<String, String[]> requestParamMap = request.getParameterMap();
    final StringBuilder queryParamBuilder = new StringBuilder();
    final Predicate<Map.Entry<String, String[]>> predicate = entry -> PAGINATION_PARAM_REMOVAL_LOOKUP_TABLE
            .contains(entry.getKey().trim().toUpperCase());
    queryParamBuilder.append("?");
    requestParamMap.entrySet().stream().filter(predicate.negate()).forEach(entry -> queryParamBuilder.append(
            ((queryParamBuilder.length() > 1) ? "&" : "") + entry.getKey() + "=" + entry.getValue()[0]));

    return queryParamBuilder.toString();
}

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From source file:it.greenvulcano.gvesb.iam.service.internal.GVUsersManager.java

@Override
public void updateUser(String username, UserInfo userInfo, Set<Role> grantedRoles, boolean enabled,
        boolean expired) throws UserNotFoundException, InvalidRoleException {
    User user = userRepository.get(username).orElseThrow(() -> new UserNotFoundException(username));
    user.setUserInfo(userInfo);/*from  w w w  .  j av  a 2  s. c  om*/
    user.setEnabled(enabled);
    user.setExpired(expired);
    user.clearRoles();
    if (grantedRoles != null) {

        Predicate<Role> roleIsValid = role -> Optional.ofNullable(role.getName()).orElse("")
                .matches(Role.ROLE_PATTERN);

        Optional<Role> notValidRole = grantedRoles.stream().filter(roleIsValid.negate()).findAny();
        if (notValidRole.isPresent()) {
            throw new InvalidRoleException(notValidRole.get().getName());
        }

        for (Role r : grantedRoles) {
            user.addRole(roleRepository.get(r.getName()).orElse(r));
        }

    }
    userRepository.add(user);
}

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From source file:it.greenvulcano.configuration.BaseConfigurationManager.java

@Override
public Set<File> getHistory() throws IOException {
    Path history = getHistoryPath();
    if (Files.exists(history)) {

        Path currentConfigArchive = getConfigurationPath(getCurrentConfigurationName());
        Predicate<Path> currentConfig = p -> {
            try {
                return Files.isSameFile(p, currentConfigArchive);
            } catch (IOException e) {
                return false;
            }/*from  ww  w .j av a 2 s  .co m*/
        };

        return Files.list(history).filter(currentConfig.negate()).map(Path::toFile).collect(Collectors.toSet());
    }

    return new LinkedHashSet<>();
}

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From source file:org.apache.nifi.remote.util.SiteToSiteRestApiClient.java

/**
 * Parse the comma-separated URLs string for the remote NiFi instances.
 * @return A set containing one or more URLs
 * @throws IllegalArgumentException when it fails to parse the URLs string,
 * URLs string contains multiple protocols (http and https mix),
 * or none of URL is specified.//from   ww w .  j  a  v a 2s  .  co m
 */
public static Set<String> parseClusterUrls(final String clusterUrlStr) {
    final Set<String> urls = new LinkedHashSet<>();
    if (clusterUrlStr != null && clusterUrlStr.length() > 0) {
        Arrays.stream(clusterUrlStr.split(",")).map(s -> s.trim()).filter(s -> s.length() > 0).forEach(s -> {
            validateUriString(s);
            urls.add(resolveBaseUrl(s).intern());
        });
    }

    if (urls.size() == 0) {
        throw new IllegalArgumentException("Cluster URL was not specified.");
    }

    final Predicate<String> isHttps = url -> url.toLowerCase().startsWith("https:");
    if (urls.stream().anyMatch(isHttps) && urls.stream().anyMatch(isHttps.negate())) {
        throw new IllegalArgumentException("Different protocols are used in the cluster URLs " + clusterUrlStr);
    }

    return Collections.unmodifiableSet(urls);
}

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