Example usage for java.util Set isEmpty

Introduction

In this page you can find the example usage for java.util Set isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this set contains no elements.

Usage

From source file:com.enonic.cms.core.search.builder.ContentIndexDataFieldValueSetFactory.java

private static void addDateFieldValue(ContentIndexDataElement element,
        final Set<ContentIndexDataFieldAndValue> contentIndexDataFieldAndValues) {
    final Set<Date> elementDateTimeValues = element.getDateTimeValues();

    if (elementDateTimeValues != null && !elementDateTimeValues.isEmpty()) {
        contentIndexDataFieldAndValues.add(new ContentIndexDataFieldAndValue(
                element.getFieldBaseName() + INDEX_FIELD_TYPE_SEPARATOR + DATE_FIELD_POSTFIX,
                elementDateTimeValues));
    }//  w w  w .j a  v  a  2 s . c o m
}

From source file:com.parse.ParseRESTQueryCommand.java

static <T extends ParseObject> Map<String, String> encode(ParseQuery.State<T> state,
        boolean count) {
    ParseEncoder encoder = PointerEncoder.get();
    HashMap<String, String> parameters = new HashMap<>();
    List<String> order = state.order();
    if (!order.isEmpty()) {
        parameters.put("order", ParseTextUtils.join(",", order));
    }/*from w w  w.  ja  v a  2  s .  c  o m*/

    ParseQuery.QueryConstraints conditions = state.constraints();
    if (!conditions.isEmpty()) {
        JSONObject encodedConditions = (JSONObject) encoder.encode(conditions);
        parameters.put("where", encodedConditions.toString());
    }

    // This is nullable since we allow unset selectedKeys as well as no selectedKeys
    Set<String> selectedKeys = state.selectedKeys();
    if (selectedKeys != null) {
        parameters.put("keys", ParseTextUtils.join(",", selectedKeys));
    }

    Set<String> includeds = state.includes();
    if (!includeds.isEmpty()) {
        parameters.put("include", ParseTextUtils.join(",", includeds));
    }

    if (count) {
        parameters.put("count", Integer.toString(1));
    } else {
        int limit = state.limit();
        if (limit >= 0) {
            parameters.put("limit", Integer.toString(limit));
        }

        int skip = state.skip();
        if (skip > 0) {
            parameters.put("skip", Integer.toString(skip));
        }
    }

    Map<String, Object> extraOptions = state.extraOptions();
    for (Map.Entry<String, Object> entry : extraOptions.entrySet()) {
        Object encodedExtraOptions = encoder.encode(entry.getValue());
        parameters.put(entry.getKey(), encodedExtraOptions.toString());
    }

    if (state.isTracingEnabled()) {
        parameters.put("trace", Integer.toString(1));
    }
    return parameters;
}

From source file:Main.java

/**
 * This method returns a new HashSet which is the intersection of the two Set parameters, based on {@link Object#equals(Object) equality}
 * of their elements./*  w  w w .  j  a va2s.  co  m*/
 * Any references in the resultant set will be to elements within set1.
 * 
 * @return a new HashSet whose values represent the intersection of the two Sets.
 */
public static <T> Set<T> intersect(Set<? extends T> set1, Set<? extends T> set2) {
    if (set1 == null || set1.isEmpty() || set2 == null || set2.isEmpty()) {
        return Collections.emptySet();
    }

    Set<T> result = new HashSet<T>();
    result.addAll(set1);

    result.retainAll(set2);

    return result;
}

From source file:com.jrummyapps.busybox.utils.Utils.java

public static List<String> getBusyBoxApplets() {
    BusyBox busyBox = BusyBox.getInstance();
    Set<String> applets = busyBox.getApplets();
    if (applets.isEmpty()) {
        String json = readRaw(R.raw.busybox_applets);
        try {/*  w w w  . ja  v a2s  .  co  m*/
            JSONObject jsonObject = new JSONObject(json);
            for (Iterator<String> iterator = jsonObject.keys(); iterator.hasNext();) {
                applets.add(iterator.next());
            }
        } catch (Exception ignored) {
        }
    }
    return new ArrayList<>(applets);
}

From source file:com.kalessil.phpStorm.phpInspectionsEA.inspectors.security.rsaStrategies.OpensslRsaOraclePaddingStrategy.java

static private boolean isTargetCall(@NotNull FunctionReference reference) {
    boolean result = false;
    if (reference.getNameNode() == null) {
        final PsiElement name = reference.getFirstPsiChild();
        if (name != null) {
            final Set<PsiElement> nameVariants = PossibleValuesDiscoveryUtil.discover(name);
            if (!nameVariants.isEmpty()) {
                for (final PsiElement variant : nameVariants) {
                    if (variant instanceof StringLiteralExpression) {
                        final String content = ((StringLiteralExpression) variant).getContents();
                        if (functions.contains(StringUtils.strip(content, "\\"))) {
                            result = true;
                            break;
                        }/*  w  ww.j a  v  a2  s  .  c  om*/
                    }
                }
                nameVariants.clear();
            }
        }
    } else {
        result = functions.contains(reference.getName());
    }
    return result;
}

From source file:com.kalessil.phpStorm.phpInspectionsEA.inspectors.security.rsaStrategies.OpensslRsaOraclePaddingStrategy.java

static public boolean apply(@NotNull ProblemsHolder holder, @NotNull FunctionReference reference) {
    boolean result = false;
    final PsiElement[] arguments = reference.getParameters();
    if (arguments.length == 3 && isTargetCall(reference)) {
        holder.registerProblem(reference, message);
        result = true;//www. ja  v  a  2s  .  c  om
    } else if (arguments.length == 4 && isTargetCall(reference)) {
        final Set<PsiElement> modeVariants = PossibleValuesDiscoveryUtil.discover(arguments[3]);
        if (!modeVariants.isEmpty()) {
            for (final PsiElement variant : modeVariants) {
                if (variant instanceof ConstantReference) {
                    final String constantName = ((ConstantReference) variant).getName();
                    if (constantName != null && constantName.equals("OPENSSL_PKCS1_PADDING")) {
                        holder.registerProblem(reference, message);
                        result = true;
                        break;
                    }
                }
            }
            modeVariants.clear();
        }
    }
    return result;
}

From source file:de.shadowhunt.sonar.plugins.ignorecode.batch.IgnoreIssueFilter.java

static boolean match(final Issue issue, final IssuePattern pattern) {
    final boolean isMatchingResource = matchResource(issue.componentKey(), pattern.getResourcePattern());
    if (!isMatchingResource) {
        return false;
    }/*from   ww  w  .jav a 2  s  . c  om*/

    final boolean isMatchingRule = matchRule(issue.ruleKey(), pattern.getRulePattern());
    if (!isMatchingRule) {
        return false;
    }

    final Set<Integer> lines = pattern.getLines();
    if (lines.isEmpty()) {
        return true; // empty is any line
    }
    return lines.contains(issue.line());
}

From source file:Main.java

/**
 * @param orig//from  ww  w  .j a  v a 2s .  co  m
 *            if null, return intersect
 */
public static Set<? extends Object> intersectSet(Set<? extends Object> orig, Set<? extends Object> intersect) {
    if (orig == null)
        return intersect;
    if (intersect == null || orig.isEmpty())
        return Collections.emptySet();
    Set<Object> set = new HashSet<Object>(orig.size());
    for (Object p : orig) {
        if (intersect.contains(p))
            set.add(p);
    }
    return set;
}

From source file:eu.scidipes.toolkits.palibrary.utils.zip.ZipUtils.java

/**
 * Zips one or more {@link ByteArrayZipEntry} objects together and returns the archive as a base64-encoded
 * <code>String</code>//www .java  2  s. c o m
 * 
 * @param entries
 * @return a base64-encoded <code>String</code> which is the zip archive of the passed entries
 * 
 * @throws IOException
 *             in the event of an exception writing to the zip output stream
 * @throws IllegalArgumentException
 *             if passed entries is null or empty
 */
public static String byteArrayZipEntriesToBase64(final Set<? extends ByteArrayZipEntry> entries)
        throws IOException {
    if (entries == null || entries.isEmpty()) {
        throw new IllegalArgumentException("entries cannot be null or empty");
    }

    final ByteArrayOutputStream bos = new ByteArrayOutputStream();
    try (final ZipOutputStream zos = new ZipOutputStream(bos)) {
        for (final ByteArrayZipEntry entry : entries) {
            zos.putNextEntry(entry.getZipEntry());
            IOUtils.write(entry.getBytes(), zos);
            zos.closeEntry();
        }
    }

    return Base64.encodeBase64String(bos.toByteArray());
}

From source file:com.vrem.util.EnumUtils.java

public static <T extends Enum> Set<T> find(@NonNull Class<T> enumType, @NonNull Set<String> ordinals,
        @NonNull T defaultValue) {//from  w  w  w . ja v  a2 s .  c  om
    Set<T> results = new HashSet<>(CollectionUtils.collect(ordinals, new ToEnum<>(enumType, defaultValue)));
    return results.isEmpty() ? values(enumType) : results;
}