Example usage for com.google.common.collect Iterables find

Introduction

In this page you can find the example usage for com.google.common.collect Iterables find.

Prototype

@Nullable
public static <T> T find(Iterable<? extends T> iterable, Predicate<? super T> predicate,
        @Nullable T defaultValue)

Source Link

Document

Returns the first element in iterable that satisfies the given predicate, or defaultValue if none found.

Usage

From source file:org.killbill.billing.util.tag.dao.DefaultTagDao.java

@Override
protected boolean checkEntityAlreadyExists(final EntitySqlDao<TagModelDao, Tag> transactional,
        final TagModelDao entity, final InternalCallContext context) {
    return Iterables.find(transactional.getByAccountRecordId(context), new Predicate<TagModelDao>() {
        @Override//from  w ww .  ja v  a2  s. co m
        public boolean apply(final TagModelDao existingTag) {
            return entity.equals(existingTag) || entity.isSame(existingTag);
        }
    }, null) != null;
}

From source file:com.twitter.aurora.scheduler.configuration.Resources.java

private static Resource getResource(List<Resource> resource, String key) {
    return Iterables.find(resource, withName(key), null);
}

From source file:org.grouplens.grapht.graph.DAGNode.java

/**
 * Search for an outgoing edge by a predicate.
 *
 * @param predicate A predicate over labels.
 * @return An outgoing edge matching the predicate, or {@code null} if no such edge exists.  If
 *         multiple edges have labels matching the predicate, it is undefined which one will be
 *         added./*from  ww w.  j a v a 2 s  .  c om*/
 */
public DAGEdge<V, E> getOutgoingEdgeWithLabel(Predicate<? super E> predicate) {
    Predicate<DAGEdge<?, E>> edgePred = DAGEdge.labelMatches(predicate);
    return Iterables.find(outgoingEdges, edgePred, null);
}

From source file:org.sonar.server.debt.DebtModelBackup.java

@CheckForNull
private static RuleDebt ruleDebt(String ruleRepo, String ruleKey, List<RuleDebt> ruleDebts) {
    if (ruleDebts.isEmpty()) {
        return null;
    }/*from   w  w  w  .  ja  v a2 s.  c om*/
    return Iterables.find(ruleDebts, new RuleDebtMatchRuleRepoAndRuleKey(ruleRepo, ruleKey), null);
}

From source file:com.censoredsoftware.infractions.bukkit.legacy.util.MiscUtil.java

public static boolean removeInfraction(String target, final String givenID) {
    CompleteDossier dossier = Infractions.getCompleteDossier(target);
    Infraction infraction = Iterables.find(dossier.getInfractions(), new Predicate<Infraction>() {
        @Override/*from   w  w w.  ja  v a 2s . co m*/
        public boolean apply(Infraction infraction) {
            return givenID.equals(getInfractionId(infraction));
        }
    }, null);
    if (infraction != null) {
        dossier.acquit(infraction);
        return true;
    }
    return false;
}

From source file:org.polarsys.reqcycle.traceability.cache.emfbased.CacheTraceabilityEngine.java

private TraceabilityLink getTraceabilityLink(Reachable container, TraceableElement sourceElements,
        Iterable<TraceableElement> targetElements, String label) {
    TraceabilityLink result = null;//from   w w w .j ava2  s .  co  m
    AnalyzedResource analy = getResource(container);
    if (analy != null) {
        TraceabilityLink t = Iterables.find(analy.getLinks(),
                new TraceabilityLinkPredicate(sourceElements, targetElements, label), null);
        result = t;
    }
    return result;
}

From source file:io.airlift.jaxrs.testing.MockRequest.java

private static <T> T firstNonNull(T... objects) {
    return Iterables.find(asList(objects), Predicates.<Object>notNull(), null);
}

From source file:ru.ksu.niimm.cll.mocassin.crawl.parser.latex.StructureBuilderImpl.java

private boolean getNumberedProperty(OutlineNode node, LatexDocumentModel model) {
    int nodeType = node.getType();
    if (nodeType == OutlineNode.TYPE_SECTION || nodeType == OutlineNode.TYPE_SUBSECTION
            || nodeType == OutlineNode.TYPE_SUBSUBSECTION)
        return true; // TODO: not accurate!!

    String nodeName = node.getName();
    if (nodeName.endsWith("*"))
        return false;
    NewtheoremCommand foundCommand = Iterables.find(model.getNewtheorems(),
            new NewtheoremCommand.KeyPredicate(nodeName), null);
    if (foundCommand != null) {
        return foundCommand.isNumbered();
    }/*from   w  ww  .j a v  a  2s. c om*/
    return true;
}

From source file:org.sonar.server.issue.ws.IssueShowWsHandler.java

/**
 * Can be null on removed component/*from w ww  .jav a  2 s. co m*/
 */
@CheckForNull
private Component geProject(IssueQueryResult result, @Nullable final ComponentDto component) {
    if (component != null) {
        return Iterables.find(result.components(), new Predicate<Component>() {
            @Override
            public boolean apply(Component input) {
                return component.projectId().equals(((ComponentDto) input).getId());
            }
        }, null);
    }
    return null;
}

From source file:fr.putnami.pwt.core.model.client.ModelDriver.java

public Context<?> getContext(final Editor editor) {
    return Iterables.find(this.contexts, new Predicate<Context<?>>() {
        @Override//from  w ww. ja  v a  2s  . co m
        public boolean apply(Context<?> context) {
            return context.getEditor() == editor;
        }
    }, null);
}