Java Code Examples for java.util.Collections#disjoint()

/**
 * Removes all queued threads that depend on the progress threads with the provided IDs. Also
 * all thread that depend on the threads that have been removed are removed recursively.
 * <p>
 * <strong>ATTENTION: Make sure this is only called from inside a synchronized block!</strong>
 * </p>
 * 
 * @param ids
 *            the progress thread IDs the queued progress threads should be checked for
 */
private static final void removeQueuedThreadsWithDependency(String... ids) {
	Iterator<ProgressThread> iterator = queuedThreads.iterator();

	// iterator over queued threads and remove the remove the ones that depend on one of the
	// provided IDs
	Set<String> cancelledThreads = new HashSet<>();
	while (iterator.hasNext()) {
		ProgressThread pg = iterator.next();
		if (!Collections.disjoint(Arrays.asList(ids), pg.getDependencies())) {
			iterator.remove();
			cancelledThreads.add(pg.getID());
		}
	}
	// also remove all the ones depending on the ones that have been cancelled.
	if (!cancelledThreads.isEmpty()) {
		removeQueuedThreadsWithDependency(cancelledThreads.toArray(new String[cancelledThreads.size()]));
	}
}
 

@Override
public boolean performAction(File product, Metadata productMetadata)
      throws CrawlerActionException {
   List<String> mimeTypeHierarchy = productMetadata
         .getAllMetadata(MIME_TYPES_HIERARCHY);
   if (mimeTypeHierarchy == null) {
      mimeTypeHierarchy = new Vector<String>();
   }
   if (mimeTypes == null || (!Collections.disjoint(mimeTypes,
       mimeTypeHierarchy))) {
      return this.actionToCall.performAction(product, productMetadata);
   } else {
      LOG.log(Level.INFO, "Skipping action (id = " + this.getId()
            + " : description = " + this.getDescription()
            + " - doesn't apply to current product");
      return true;
   }
}
 

/**
 * Pick the leaf that minimize cost
 */
@Override
public Node pickNode(final InferenceGraph g) {
    treeCache.clear(); //graph changes at every step - cache must be cleared
    Pair<List<Node>, Integer> bestPath = noPath;
    for (Node n : g.nodes) {
        if (!Collections.disjoint(n.data, varsToSolve)) {
            Pair<List<Node>, Integer> path = computeTreeToLeafs(n);
            //discard all paths containing at least a node in the
            //closure computed above
            if (path.snd < bestPath.snd) {
                bestPath = path;
            }
        }
    }
    if (bestPath == noPath) {
        //no path leads there
        throw new NodeNotFoundException(g);
    }
    return bestPath.fst.head;
}
 

private static boolean annotatedElementValid(ProcessorContext context, Element element) {
	// sanity check
	if (!element.getKind().equals(ElementKind.FIELD)) {
		context.messager().printMessage(Kind.ERROR, "annotated target must be a field",
				element);
		return false;
	}

	// more sanity check
	if (!(element instanceof VariableElement)) {
		context.messager().printMessage(Kind.ERROR,
				"Element is not a variable?! (should not happen at all) ", element);
		return false;
	}

	// check for invalid modifiers, we can only create classes in the
	// same package
	if (!Collections.disjoint(element.getModifiers(), DISALLOWED_MODIFIERS)) {
		context.messager().printMessage(Kind.ERROR,
				"field with " + DISALLOWED_MODIFIERS.toString() + " " + "cannot be retained",
				element);
		return false;
	}

	return true;
}
 

/**
 * Check if there is a config drift between two topic configuration states.
 *
 * @param desired the desired {@link ConfiguredTopic}
 * @param actual an actual {@link ConfiguredTopic}
 * @param type the checking mode, see {@link Type}
 * @return a result indicating drift along with a sense of safety
 */
public Result check(ConfiguredTopic desired, ConfiguredTopic actual, Type type) {
  checkArgument(desired.getName().equals(actual.getName()),
      "Config drift check should only be applied to same topics!");
  switch (type) {
    case ANY:
      return desired.equals(actual) ? Result.NO_DRIFT : Result.SAFETY_UNKNOWN_DRIFT;

    case PARTITION_COUNT:
      if (desired.getPartitions() == actual.getPartitions()) {
        return Result.NO_DRIFT;
      } else {
        if (desired.getPartitions() <= partitionCountLowWaterMark) {
          return Result.SAFE_DRIFT;
        } else if (desired.getPartitions() > partitionCountHighWaterMark) {
          return Result.UNSAFE_DRIFT;
        }
        float increase = (desired.getPartitions() - actual.getPartitions()) * 1.0f / actual.getPartitions();
        return increase <= partitionIncreaseThreshold ? Result.SAFE_DRIFT :  Result.UNSAFE_DRIFT;
      }

    case TOPIC_CONFIG:
      if (desired.getConfig().equals(actual.getConfig())) {
        return Result.NO_DRIFT;
      } else {
        if (Collections.disjoint(desired.getConfig().keySet(), unsafeConfigProperties)) {
          return Result.SAFE_DRIFT;
        } else {
          return Result.UNSAFE_DRIFT;
        }
      }

    default:
      throw new IllegalStateException("Unknown config drift!");
  }
}
 

/**
 * Retrieves all persons in the full model whose names contain some of the specified keywords.
 *
 * @param keywords for searching
 * @return list of persons in full model with name containing some of the keywords
 */
private static ArrayList<String[]> getPersonsWithNameContainingAnyKeyword(Collection<String> keywords) {
    final ArrayList<String[]> matchedPersons = new ArrayList<>();
    for (String[] person : getAllPersonsInAddressBook()) {
        final Set<String> wordsInName = new HashSet<>(splitByWhitespace(getNameFromPerson(person)));
        if (!Collections.disjoint(wordsInName, keywords)) {
            matchedPersons.add(person);
        }
    }
    return matchedPersons;
}
 

/** Adds the files to compacting files. filesCompacting must be locked. */
private void addToCompactingFiles(Collection<HStoreFile> filesToAdd) {
  if (CollectionUtils.isEmpty(filesToAdd)) {
    return;
  }
  // Check that we do not try to compact the same StoreFile twice.
  if (!Collections.disjoint(filesCompacting, filesToAdd)) {
    Preconditions.checkArgument(false, "%s overlaps with %s", filesToAdd, filesCompacting);
  }
  filesCompacting.addAll(filesToAdd);
  Collections.sort(filesCompacting, storeEngine.getStoreFileManager().getStoreFileComparator());
}
 

@Override
protected final void analyzeClass(@Nonnull AnalysisContext analysisContext, @Nonnull CtClass clazz) {
    Set<String> knownSuperClasses = getSuperClassesFoundInClassPath(analysisContext);
    if (knownSuperClasses.isEmpty()) {
        return;
    }

    String clazzName = clazz.getName();
    analysisContext.addAnalyzedClass(clazzName);

    if (!Collections.disjoint(knownSuperClasses, getClassHierarchy(clazz))) {
        analysisContext.addDependencies(this.dependerId, clazzName);
    }
}
 

private static Collection<ExecutableType> removeFrom(Collection<ExecutableType> coll,
                                                     ExecutableType... executableTypes) {
    Validate.notNull(coll, "collection was null");
    if (!(coll.isEmpty() || ObjectUtils.isEmptyArray(executableTypes))) {
        final List<ExecutableType> toRemove = Arrays.asList(executableTypes);
        if (!Collections.disjoint(coll, toRemove)) {
            final Set<ExecutableType> result = EnumSet.copyOf(coll);
            result.removeAll(toRemove);
            return result;
        }
    }
    return coll;
}
 

/**
 * validateExtractedNames looks through all of the variable and formula names defined
 * in the instructions and determines if the names are valid, and if the formula and
 * variable names overlap.
 * @param item
 * @return a list of validation errors to display
 */
private List<String> validateExtractedNames(List<String> variableNames, List<String> formulaNames) {
    List<String> errors = new ArrayList<String>();

    // formula validations
    for (String formula : formulaNames) {
        if (formula == null || formula.length() == 0) {
            errors.add(getErrorMessage("formula_name_empty"));
        } else {
            if (!formula.matches("[a-zA-Z]\\w*")) {
                errors.add(getErrorMessage("formula_name_invalid"));
            }
        }
    }

    // variable validations
    for (String variable : variableNames) {
        if (variable == null || variable.length() == 0) {
            errors.add(getErrorMessage("variable_name_empty"));
        } else {
            if (!variable.matches("[a-zA-Z]\\w*")) {
                errors.add(getErrorMessage("variable_name_invalid"));
            }
        }
    }

    // throw an error if variables and formulas share any names
    // don't continue processing if there are problems with the extract
    if (!Collections.disjoint(formulaNames, variableNames)) {
        errors.add(getErrorMessage("unique_names"));
    }
    return errors;
}
 

protected final JweJsonEncryptionEntry getEncryptionObject(Map<String, Object> encryptionEntry) {
    Map<String, Object> header = CastUtils.cast((Map<?, ?>)encryptionEntry.get("header"));
    JweHeaders recipientUnprotected = header == null ? null : new JweHeaders(header);
    String encodedKey = (String)encryptionEntry.get("encrypted_key");
    JweJsonEncryptionEntry entry = new JweJsonEncryptionEntry(recipientUnprotected, encodedKey);

    JweHeaders unionHeaders = new JweHeaders();
    if (protectedHeaderJwe != null) {
        unionHeaders.asMap().putAll(protectedHeaderJwe.asMap());
        unionHeaders.setProtectedHeaders(protectedHeaderJwe);
    }
    if (sharedUnprotectedHeader != null) {
        if (!Collections.disjoint(unionHeaders.asMap().keySet(),
                                  sharedUnprotectedHeader.asMap().keySet())) {
            LOG.warning("Protected and unprotected headers have duplicate values");
            throw new JweException(JweException.Error.INVALID_JSON_JWE);
        }
        unionHeaders.asMap().putAll(sharedUnprotectedHeader.asMap());
    }
    if (recipientUnprotected != null) {
        if (!Collections.disjoint(unionHeaders.asMap().keySet(),
                                  recipientUnprotected.asMap().keySet())) {
            LOG.warning("Union and recipient unprotected headers have duplicate values");
            throw new JweException(JweException.Error.INVALID_JSON_JWE);
        }
        unionHeaders.asMap().putAll(recipientUnprotected.asMap());
    }

    recipientsMap.put(entry, unionHeaders);
    return entry;

}
 

static private boolean isAllowedToManageProcess(Over23IndividualCandidacyProcess process, User userView) {
    Set<AcademicProgram> programs =
            AcademicAccessRule.getProgramsAccessibleToFunction(AcademicOperationType.MANAGE_INDIVIDUAL_CANDIDACIES,
                    userView.getPerson().getUser()).collect(Collectors.toSet());

    if (process == null || process.getCandidacy() == null) {
        return false;
    }

    return !Collections.disjoint(programs, process.getCandidacy().getSelectedDegrees());
}
 

private boolean matchClusterIdCondition(
        final ClusterIdentifier localClusterId,
        final ClusterId clusterId, final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang
            .odl.bgp._default.policy.rev200120.match.cluster.id.set.condition.grouping
            .MatchClusterIdSetCondition matchClusterIdSetCondition) {
    final ClusterIdSet clusterIdSet = this.sets.getUnchecked(StringUtils
            .substringBetween(matchClusterIdSetCondition.getClusterIdSet(), "=\"", "\""));

    if (clusterIdSet == null) {
        return false;
    }
    final MatchSetOptionsType matchOption = matchClusterIdSetCondition.getMatchSetOptions();

    if (clusterId != null) {
        List<ClusterIdentifier> newList = new ArrayList<>();
        if (clusterIdSet.getClusterId() != null) {
            newList.addAll(clusterIdSet.getClusterId());
        }
        if (clusterIdSet.getLocal() != null) {
            newList.add(localClusterId);
        }

        final List<ClusterIdentifier> matchClusterList = clusterId.getCluster();
        if (matchOption.equals(MatchSetOptionsType.ALL)) {
            return matchClusterList.containsAll(newList) && newList.containsAll(matchClusterList);
        }
        final boolean noneInCommon = Collections.disjoint(matchClusterList, newList);
        if (matchOption.equals(MatchSetOptionsType.ANY)) {
            return !noneInCommon;
        } else if (matchOption.equals(MatchSetOptionsType.INVERT)) {
            return noneInCommon;
        }
    } else if (matchOption.equals(MatchSetOptionsType.INVERT)) {
        return true;
    }
    return false;
}
 

protected List<Set<RexTableInputRef>> getEquivalenceClasses() {
  if (cacheEquivalenceClasses == null) {
    Set<RexTableInputRef> visited = new HashSet<>();
    ImmutableList.Builder<Set<RexTableInputRef>> builder =
            ImmutableList.builder();
    for (Set<RexTableInputRef> set : nodeToEquivalenceClass.values()) {
      if (Collections.disjoint(visited, set)) {
        builder.add(set);
        visited.addAll(set);
      }
    }
    cacheEquivalenceClasses = builder.build();
  }
  return cacheEquivalenceClasses;
}
 

private boolean haveOverlap(Dependency d1, Dependency d2, Map<Dependency, Set<AttributeRef>> affectedAttributes, Map<Dependency, Set<AttributeRef>> queriedAttributes) {
    Set<AttributeRef> attributes1 = affectedAttributes.get(d1);
    Set<AttributeRef> attributes2 = queriedAttributes.get(d2);
    return !Collections.disjoint(attributes1, attributes2);
}
 

/**
 * @internal
 * @deprecated This API is ICU internal only.
 */
@Deprecated
protected static boolean hasCertainErrors(Info info, EnumSet<Error> errors) {
    return !info.errors.isEmpty() && !Collections.disjoint(info.errors, errors);
}
 

/**
 * @internal
 * @deprecated This API is ICU internal only.
 */
@Deprecated
protected static boolean hasCertainLabelErrors(Info info, EnumSet<Error> errors) {
    return !info.labelErrors.isEmpty() && !Collections.disjoint(info.labelErrors, errors);
}
 

public boolean isAnyClassDuplicated(Set<String> classNames) {
    boolean noCommonElements = Collections.disjoint(data.getDuplicateClasses(), classNames);
    return !noCommonElements;
}
 

/**
 * Validation method that verifies whether the partition num buckets for
 * partitions are satisfied.
 * 
 * @param pr
 *                Partitioned Region
 * @param fpas
 *                List of FixedPartitionAttributes
 * @param partition2Buckets
 *                Map of partition to buckets
 */
protected void verifyPartitionNumBuckets(PartitionedRegion pr,
    List<FixedPartitionAttributesImpl> fpas,
    Map<String, Set<Integer>> partition2Buckets) {
  for (FixedPartitionAttributes fpa : fpas) {
    String partitionName = fpa.getPartitionName();
    Set<Integer> bucketIdsOnMemberForPR = new HashSet<Integer>();

    // Verify that for each partition there are right number of buckets.
    if (partition2Buckets.get(partitionName) != null) {
      Set<Integer> bucketIdSetForPartition = (Set<Integer>)partition2Buckets
          .get(partitionName);
      int expectedNumBucketsForPartition = fpa.getNumBuckets();
      if (bucketIdSetForPartition.size() != expectedNumBucketsForPartition) {
        throw new TestException("For the partitioned region " + pr.getName()
            + " for partition name " + partitionName
            + " expected number of buckets is "
            + expectedNumBucketsForPartition + " (" + fpa + ") but found "
            + bucketIdSetForPartition.size()
            + " bucket ids for this partition is " + bucketIdSetForPartition);
      }
      else {
        hydra.Log.getLogWriter().info(
            "For the partitioned region " + pr.getName()
                + " for partition name " + partitionName
                + " found the expected number of buckets "
                + expectedNumBucketsForPartition + " bucket ids are "
                + bucketIdSetForPartition);
      }

      // Verify that no two partitions share the same bucket
      if (!Collections.disjoint(bucketIdSetForPartition,
          bucketIdsOnMemberForPR)) {
        throw new TestException(
            "For the partitioned region "
                + pr.getName()
                + " for partition name "
                + partitionName
                + " bucket is shared with other partitions. Partition2Bucket map is "
                + partition2Buckets);
      }
    }

    hydra.Log.getLogWriter().info(
        "Partition to bucket map for the partitioned region " + pr.getName()
            + " is " + partition2Buckets);

  }
}
 

private boolean isIncludedCategory(final Class<?> a) {
  final List<String> included = this.config.getIncludedGroups();
  return included.isEmpty() || !Collections.disjoint(included, getCategories(a));
}