Example usage for org.apache.commons.collections Predicate evaluate

Introduction

In this page you can find the example usage for org.apache.commons.collections Predicate evaluate.

Prototype

public boolean evaluate(T object);

Source Link

Document

Use the specified parameter to perform a test that returns true or false.

Usage

From source file:module.siadap.domain.wrappers.PartyWrapper.java

private List<Person> getParentPersons(Predicate predicate, AccountabilityType... types) {
    return getParty().getParentAccountabilityStream()
            .filter(a -> match(a, types) && (predicate == null || predicate.evaluate(a)))
            .map(a -> a.getParent()).filter(p -> p.isPerson()).map(p -> (Person) p)
            .collect(Collectors.toList());
}

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From source file:net.sourceforge.fenixedu.presentationTier.util.CollectionFilter.java

public Set<T> filter(Set<T> elements) {
    Set<T> filtered;/*from   ww  w.ja v  a2 s .  com*/

    if (comparator == null) {
        filtered = new HashSet<T>();
    } else {
        filtered = new TreeSet<T>(comparator);
    }

    final Set<Predicate> predicates = getPredicates();

    if (predicates == null || predicates.isEmpty()) {
        filtered.addAll(elements);
        return Collections.unmodifiableSet(filtered);
    }
    Predicate predicate;
    if (predicates.size() == 1) {
        predicate = predicates.iterator().next();
    } else {
        predicate = AllPredicate.getInstance(predicates);
    }
    for (T element : elements) {
        if (predicate.evaluate(element)) {
            filtered.add(element);
        }
    }
    return Collections.unmodifiableSet(filtered);
}

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From source file:de.softwareforge.pgpsigner.key.PublicKeyRing.java

private PublicKeyRing processMap(final Predicate predicate) {
    PublicKeyRing processedKeys = new PublicKeyRing();
    processedKeys.setRingFileName(getRingFileName());

    for (Map.Entry<KeyId, PublicKey> entry : keys.entrySet()) {
        if (predicate.evaluate(entry.getValue())) {
            processedKeys.putKey(entry.getKey(), entry.getValue());
        }/*w ww. j  ava2 s.c o  m*/
    }

    return processedKeys;
}

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From source file:edu.uci.ics.jung.graph.impl.AbstractArchetypeGraph.java

protected void checkConstraints(Object o, Collection c) {
    for (Iterator iter = c.iterator(); iter.hasNext();) {
        Predicate p = (Predicate) iter.next();
        if (!p.evaluate(o)) {
            throw new ConstraintViolationException(
                    "Predicate " + p.getClass().getName() + " rejected " + o + ": " + p, p);
        }//from   ww w.  ja  v a  2  s.co  m
    }
}

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From source file:lt.kape1395.jenkins.ditz.IssueDiffCollector.java

/**
 * Process an issue by updating required statistics of
 * project, release, component, etc./*from   w w w . j  av a 2 s  . c o m*/
 *
 * @param project
 *      Project for which the statistics are being collected.
 * @param sourceIssue
 *      Issue as it was in the previous build.
 *      It can be null, if not existed.
 * @param targetIssue
 *      Issue as is is in the current build.
 *      It can be bull, if was closed or deleted.
 * @param projectStats
 *      Project summary statistics.
 * @param releaseStats
 *      Statistics by release.
 * @param componentStats
 *      Statistics by component.
 */
protected void processIssue(Project project, Issue sourceIssue, Issue targetIssue,
        IssueStatCategory projectStats, Map<String, IssueStatCategory> releaseStats,
        Map<String, IssueStatCategory> componentStats) {
    Issue issue;
    IssueStats.StatField statField;

    log.fine("processIssue: src=" + sourceIssue + " dst=" + targetIssue);

    Predicate issueIsOpen = new IssueOpenPredicate();
    if (targetIssue != null) {
        targetIssue.setStatusChange(StatusChange.UNCHANGED);
    }

    if (issueIsOpen.evaluate(sourceIssue) && issueIsOpen.evaluate(targetIssue)) {
        statField = IssueStats.StatField.OPEN;
        issue = targetIssue;
        issue.setStatusChange(StatusChange.UNCHANGED);
    } else if (issueIsOpen.evaluate(sourceIssue)) {
        statField = IssueStats.StatField.CLOSED;
        issue = sourceIssue;
        if (targetIssue == null) {
            issue.setStatusChange(StatusChange.CLOSED);
            project.getIssues().add(issue);
        } else {
            targetIssue.setStatusChange(StatusChange.CLOSED);
        }
    } else if (issueIsOpen.evaluate(targetIssue)) {
        statField = IssueStats.StatField.NEW;
        issue = targetIssue;
        issue.setStatusChange(StatusChange.NEW);
    } else {
        project.getIssues().remove(targetIssue);
        return; // statistics should not be affected.
    }

    log.fine("processIssue: stat=" + statField + " " + issue);

    addToCategory(issue.getReleaseName(), releaseStats, statField);
    addToCategory(issue.getComponentName(), componentStats, statField);
    projectStats.getIssueStats().increment(statField);
}

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From source file:lt.kape1395.jenkins.ditz.model.IssueInReleasePredicateTest.java

/**
 * Check all combinations.//  w  w w.j a  v a 2s .c  o m
 */
@Test
public void testEvaluate() {
    Predicate r0 = new IssueInReleasePredicate();
    Predicate r1 = new IssueInReleasePredicate(new Release("r1", "a"));

    Issue i0a = new Issue("a", "b", "c", "d", null);
    Issue i0b = new Issue("a", "b", "c", "d", "");
    Issue i1 = new Issue("a", "b", "c", "d", "r1");
    Issue i2 = new Issue("a", "b", "c", "d", "r2");

    assertThat(r0.evaluate(null), is(false));
    assertThat(r0.evaluate(getClass()), is(false));
    assertThat(r0.evaluate(i0a), is(true));
    assertThat(r0.evaluate(i0b), is(true));
    assertThat(r0.evaluate(i1), is(false));
    assertThat(r0.evaluate(i2), is(false));

    assertThat(r1.evaluate(null), is(false));
    assertThat(r1.evaluate(getClass()), is(false));
    assertThat(r1.evaluate(i0a), is(false));
    assertThat(r1.evaluate(i0b), is(false));
    assertThat(r1.evaluate(i1), is(true));
    assertThat(r1.evaluate(i2), is(false));
}

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From source file:module.siadap.domain.wrappers.PartyWrapper.java

protected List<Unit> getParentUnits(Party partyToConsider, Predicate predicate, AccountabilityType... types) {
    return partyToConsider == null ? Collections.emptyList()
            : partyToConsider.getParentAccountabilityStream()
                    .filter(a -> match(a, types) && (predicate == null || predicate.evaluate(a)))
                    .map(a -> a.getParent()).filter(p -> p.isUnit()).map(p -> (Unit) p)
                    .collect(Collectors.toList());
}

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From source file:module.siadap.domain.wrappers.PartyWrapper.java

protected List<Person> getChildPersons(Party partyToConsider, Predicate predicate,
        AccountabilityType... types) {/*from   w ww  .j  a  va  2 s  . c  o m*/
    return partyToConsider == null ? Collections.emptyList()
            : partyToConsider.getChildAccountabilityStream()
                    .filter(a -> match(a, types) && (predicate == null || predicate.evaluate(a)))
                    .map(a -> a.getChild()).filter(p -> p.isPerson()).map(p -> (Person) p)
                    .collect(Collectors.toList());
}

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From source file:com.discovery.darchrow.util.CollectionsUtil.java

/**
 *  <code>objectCollection</code>,? ? <code>includePredicate</code> {@code propertyName}.
 *
 * @param <T>/*from  w w  w.j  av  a 2  s  .co  m*/
 *            the generic type
 * @param <O>
 *            the generic type
 * @param objectCollection
 *            the object collection
 * @param includePredicate
 *            ? ? <code>includePredicate</code>null ?Object
 * @param propertyName
 *            the property name
 * @return the map< t, integer>
 * @since 1.2.0
 */
public static <T, O> Map<T, Integer> groupCount(Collection<O> objectCollection, Predicate includePredicate,
        String propertyName) {
    if (Validator.isNullOrEmpty(objectCollection)) {
        throw new NullPointerException("objectCollection can't be null/empty!");
    }

    if (Validator.isNullOrEmpty(propertyName)) {
        throw new NullPointerException("the propertyName is null or empty!");
    }

    Map<T, Integer> map = new LinkedHashMap<T, Integer>();

    for (O o : objectCollection) {
        if (null != includePredicate) {
            //
            boolean continueFlag = !includePredicate.evaluate(o);

            if (continueFlag) {
                continue;
            }
        }

        T t = PropertyUtil.getProperty(o, propertyName);
        Integer count = map.get(t);
        if (null == count) {
            count = 0;
        }
        count = count + 1;

        map.put(t, count);
    }
    return map;
}

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From source file:it.unimi.di.big.mg4j.mock.search.PayloadPredicateDocumentIterator.java

/** Creates a new payload document iterator over a given iterator.
 *
 * @param documentIterator the iterator to be filtered.
 * @param predicate a predicate.// w  w w .  j a v a  2s .co  m
 */
protected PayloadPredicateDocumentIterator(final IndexIterator documentIterator, final Predicate predicate) {
    this.documentIterator = documentIterator;
    this.predicate = predicate;
    indices.addAll(documentIterator.indices());
    try {
        long documentPointer;
        while ((documentPointer = documentIterator.nextDocument()) != END_OF_LIST) {
            for (Index index : indices) {
                if (predicate.evaluate(documentIterator.payload())) {
                    if (!index.hasPositions) {
                        addTrueIteratorDocument(documentPointer, index);
                        continue;
                    }
                    IntervalIterator intervalIterator = documentIterator.intervalIterator(index);
                    if (intervalIterator == IntervalIterators.TRUE) {
                        addTrueIteratorDocument(documentPointer, index);
                        continue;
                    }
                    if (intervalIterator == IntervalIterators.FALSE) {
                        addFalseIteratorDocument(documentPointer, index);
                        continue;
                    }
                    for (Interval interval; (interval = intervalIterator.nextInterval()) != null;) {
                        addIntervalForDocument(documentPointer, index, interval);
                    }
                }
            }
        }
        documentIterator.dispose();
        start(true);
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

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