Example usage for com.google.common.collect Collections2 transform

Introduction

In this page you can find the example usage for com.google.common.collect Collections2 transform.

Prototype

public static <F, T> Collection<T> transform(Collection<F> fromCollection, Function<? super F, T> function)

Source Link

Document

Returns a collection that applies function to each element of fromCollection .

Usage

From source file:com.dssmp.agent.metrics.CompositeMetricsFactory.java

/**
 * @return a {@link CompositeMetricsScope} containing a scope for each
 *         of the factories backing this composite.
 *///from  w ww  .  ja v a2  s . c  o  m
@Override
public IMetricsScope createScope() {
    Collection<IMetricsScope> scopes = Collections2.transform(this.factories,
            new Function<IMetricsFactory, IMetricsScope>() {
                @Override
                public IMetricsScope apply(IMetricsFactory input) {
                    return input.createScope();
                }
            });
    return new CompositeMetricsScope(scopes);

}

From source file:de.uniulm.omi.cloudiator.visor.rest.controllers.MonitorController.java

@GET
@Produces(MediaType.APPLICATION_JSON)/*from w ww .  j a  v  a 2 s .co  m*/
@Path("/monitors")
public Collection<MonitorEntity> getMonitors() {
    return Collections2.transform(monitoringService.getMonitors(), new MonitorToMonitorJsonConverter());
}

From source file:org.mandarax.dsl.verification.CheckReferencesInObjectDeclarations.java

@Override
public void verify(Collection<CompilationUnit> cus, VerificationErrorReporter errorHandler)
        throws VerificationException {
    for (CompilationUnit cu : cus) {
        List<ObjectDeclaration> objDecls = cu.getObjectDeclarations();
        for (int i = 0; i < objDecls.size(); i++) {
            ObjectDeclaration objDecl = objDecls.get(i);
            Collection<String> varNames = Collections2.transform(
                    objDecl.getDefaultValueDeclaration().getVariables(), new Function<Variable, String>() {
                        @Override
                        public String apply(Variable var) {
                            return var.getName();
                        }/*from   www  . j ava 2 s . c o m*/
                    });
            // copy in mutable coll
            Set<String> varNames2 = new HashSet<String>(varNames);
            for (int j = 0; j < i; j++) {
                varNames2.remove(objDecls.get(j).getName());
            }

            if (!varNames2.isEmpty()) {
                errorHandler.reportError(cu, "The object declaration at ", objDecl.getPosition(),
                        " references undefined object(s) " + Joiner.on(",").skipNulls().join(varNames2));
            }

        }
    }
}

From source file:org.gradle.api.tasks.diagnostics.internal.dependencies.RenderableModuleResult.java

public Set<RenderableDependency> getChildren() {
    return new LinkedHashSet(Collections2.transform(module.getDependencies(),
            new Function<ResolvedDependencyResult, RenderableDependency>() {
                public RenderableDependency apply(ResolvedDependencyResult input) {
                    return new RenderableDependencyResult(input);
                }//from  www. j a v a2 s  .  c  o m
            }));
}

From source file:org.polymap.biotop.model.GefahrComposite.java

public static void updateEntity(BiotopComposite biotop, Collection<GefahrComposite> coll) {
    biotop.gefahr().set(Collections2.transform(coll, new Function<GefahrComposite, GefahrValue>() {
        public GefahrValue apply(GefahrComposite input) {
            return input.value();
        }/*from w  ww  . ja  va 2s . co  m*/
    }));
}

From source file:org.opendaylight.controller.netconf.util.messages.NetconfMessageUtil.java

public static Collection<String> extractCapabilitiesFromHello(Document doc) throws NetconfDocumentedException {
    XmlElement responseElement = XmlElement.fromDomDocument(doc);
    XmlElement capabilitiesElement = responseElement
            .getOnlyChildElementWithSameNamespace(XmlNetconfConstants.CAPABILITIES);
    List<XmlElement> caps = capabilitiesElement.getChildElements(XmlNetconfConstants.CAPABILITY);
    return Collections2.transform(caps, new Function<XmlElement, String>() {

        @Override// w  w  w. j a v  a  2  s .  c  om
        public String apply(@Nonnull XmlElement input) {
            // Trim possible leading/tailing whitespace
            try {
                return input.getTextContent().trim();
            } catch (NetconfDocumentedException e) {
                LOG.trace("Error fetching input text content", e);
                return null;
            }
        }
    });

}

From source file:xbdd.webapp.resource.feature.DBObjectComparator.java

/**
 * Construct a {@link Comparator} with the given set of expressions
 * //  w  w w . j a v a  2 s.co m
 * @param searchExpressions a list of regular expressions
 * @throws PatternSyntaxException if any of the expressions are not valid regex
 */
public DBObjectComparator(final Collection<String> searchExpressions) {
    final String regex = StringUtils
            .join(Collections2.transform(searchExpressions, new Function<String, String>() {
                @Override
                public String apply(final String input) {
                    return "(" + input + ")";
                }
            }), "|");
    this.pattern = Pattern.compile(regex);
}

From source file:org.polymap.biotop.model.WertComposite.java

public static void updateEntity(BiotopComposite biotop, Collection<WertComposite> coll) {
    biotop.werterhaltend().set(Collections2.transform(coll, new Function<WertComposite, WertValue>() {
        public WertValue apply(WertComposite input) {
            return input.value();
        }//from w  w  w .  j  a va 2  s  .c  o m
    }));
}

From source file:io.baku.teslate.BitmapPatcher.java

private List<Patch<Bitmap>> diff(final Bitmap orig, final Bitmap next) {
    final int colorThreshold = mSettings.getFrameColorThreshold();
    final PatchAccumulator p = new PatchAccumulator(RES * 3);

    for (int y = 0; y < orig.getHeight(); y += RES) {
        for (int x = 0; x < orig.getWidth(); x += RES) {
            if (diff(orig.getPixel(x, y), next.getPixel(x, y), colorThreshold)) {
                p.submit(x, y);//from   w  w  w. j  av  a 2  s .co m
            }
        }
    }

    for (Rect r : p.clusters) {
        //noinspection CheckResult
        r.intersect(0, 0, orig.getWidth() - 1, orig.getHeight() - 1);
    }
    return ImmutableList.copyOf(Collections2.transform(p.clusters, r -> new Patch<>(new Point(r.left, r.top),
            Bitmap.createBitmap(next, r.left, r.top, r.width() + 1, r.height() + 1))));
}

From source file:controllers.ArtifactsController.java

public static Result index() {
    List<Component> components = null;
    List<ServiceAssembly> sas = null;
    List<SharedLibrary> sls = null;

    try {//from  w  ww .j  a  va 2 s  .c  o m
        List<Artifact> artifacts = PetalsAdmin.getArtifactAdministration(getCurrentNode()).listArtifacts();

        components = Lists.newArrayList(Collections2
                .transform(Sets.newHashSet(Collections2.filter(artifacts, new Predicate<Artifact>() {
                    public boolean apply(Artifact input) {
                        return input != null && (input.getType().equalsIgnoreCase(ComponentType.BC.toString())
                                || input.getType().equalsIgnoreCase(ComponentType.SE.toString()));
                    }
                })), new Function<Artifact, Component>() {
                    public Component apply(Artifact input) {
                        return (Component) input;
                    }
                }));

        sas = Lists.newArrayList(Collections2
                .transform(Sets.newHashSet(Collections2.filter(artifacts, new Predicate<Artifact>() {
                    public boolean apply(Artifact input) {
                        return input != null && input.getType().equalsIgnoreCase("SA");
                    }
                })), new Function<Artifact, ServiceAssembly>() {
                    public ServiceAssembly apply(Artifact input) {
                        return (ServiceAssembly) input;
                    }
                }));

        sls = Lists.newArrayList(Collections2
                .transform(Sets.newHashSet(Collections2.filter(artifacts, new Predicate<Artifact>() {
                    public boolean apply(Artifact input) {
                        return input != null && input.getType().equalsIgnoreCase("SL");
                    }
                })), new Function<Artifact, SharedLibrary>() {
                    public SharedLibrary apply(Artifact input) {
                        return (SharedLibrary) input;
                    }
                }));

    } catch (Exception e) {
        Logger.error("Error while getting client", e);
        flash("error", String.format("Can not get client : %s", e.getMessage()));
    }

    return ok(index.render(components, sas, sls, play.data.Form.form(DeployArtifact.class)));
}