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:ezbake.groups.service.query.AuthorizationQuery.java

@Override
public Collection<String> transformToCachable(Set<Long> value) {
    return Collections2.transform(value, new Function<Long, String>() {
        @Nullable/*from   w  ww  . java2  s .  c o m*/
        @Override
        public String apply(Long item) {
            return Long.toString(item);
        }
    });
}

From source file:at.newmedialab.ldpath.model.fields.FieldMapping.java

/**
 * Get the values of this mapping for the context node passed as argument, transformed into the
 * datatype generated by the transformer.
 *
 * @param backend/*w  w w.  jav  a 2 s  .  c  o m*/
 * @param context
 * @return
 */
public Collection<T> getValues(final RDFBackend<Node> backend, final Node context,
        Map<Node, List<Node>> paths) {
    Function<Node, T> function = new Function<Node, T>() {
        @Override
        public T apply(Node input) {
            return transformer.transform(backend, input);
        }
    };

    return Collections2.transform(selector.select(backend, context, ImmutableList.of(context), paths),
            function);
}

From source file:org.spongepowered.common.command.SpongeHelpCommand.java

public static CommandSpec create() {
    return CommandSpec.builder().arguments(optional(string(Text.of("command"))))
            .description(Text.of("View a list of all commands."))
            .extendedDescription(Text.of(
                    "View a list of all commands. Hover over\n" + " a command to view its description. Click\n"
                            + " a command to insert it into your chat bar."))
            .executor((src, args) -> {
                Optional<String> command = args.getOne("command");
                if (command.isPresent()) {
                    Optional<? extends CommandMapping> mapping = SpongeImpl.getGame().getCommandManager()
                            .get(command.get(), src);
                    if (mapping.isPresent()) {
                        CommandCallable callable = mapping.get().getCallable();
                        Optional<? extends Text> desc = callable.getHelp(src);
                        if (desc.isPresent()) {
                            src.sendMessage(desc.get());
                        } else {
                            src.sendMessage(Text.of("Usage: /", command.get(), callable.getUsage(src)));
                        }/*  w  ww  .j a v a 2s . c om*/
                        return CommandResult.success();
                    }
                    throw new CommandException(Text.of("No such command: ", command.get()));
                }

                PaginationList.Builder builder = SpongeImpl.getGame().getServiceManager()
                        .provide(PaginationService.class).get().builder();
                builder.title(Text.builder("Available commands:").color(TextColors.DARK_GREEN).build());

                TreeSet<CommandMapping> commands = new TreeSet<>(COMMAND_COMPARATOR);
                commands.addAll(Collections2.filter(SpongeImpl.getGame().getCommandManager().getAll().values(),
                        input -> input.getCallable().testPermission(src)));
                builder.contents(ImmutableList
                        .copyOf(Collections2.transform(commands, input -> getDescription(src, input))));
                builder.sendTo(src);
                return CommandResult.success();
            }).build();
}

From source file:org.polarsys.reqcycle.impact.merge.Merger.java

public static MergeResult computeMergeResult(IFeaturedModelScope targetScope, IFeaturedModelScope refScope) {
    MergeResult result = new MergeResult();

    if (refScope instanceof ITrackingModelScope) {
        result.refAddedObjectIds.addAll(Collections2
                .transform(((ITrackingModelScope) refScope).getAddedObjects(), GET_FRAGMENT_FUNCTION));
        result.refRemovedObjectIds.addAll(((ITrackingModelScope) refScope).getRemovedObjectIds());
    }//from w  ww  .ja v a 2s .co m
    if (targetScope instanceof ITrackingModelScope) {
        result.targetAddedObjectIds.addAll(Collections2
                .transform(((ITrackingModelScope) targetScope).getAddedObjects(), GET_FRAGMENT_FUNCTION));
        result.targetRemovedObjectIds.addAll(((ITrackingModelScope) targetScope).getRemovedObjectIds());
    }

    return result;
}

From source file:org.openengsb.core.services.internal.security.model.PermissionSetData.java

@Override
public String toString() {
    Collection<String> children = Collections2.transform(permissionSets,
            new Function<PermissionSetData, String>() {
                @Override//from   w ww  .ja v a 2 s.c om
                public String apply(PermissionSetData input) {
                    return input.getName();
                };
            });
    return String.format("Set %s: %s, %s", name, children, permissions);
}

From source file:org.sonar.batch.rule.RuleFinderCompatibility.java

private Collection<Rule> byRepository(RuleQuery query) {
    return Collections2.transform(rules.findByRepository(query.getRepositoryKey()), ruleTransformer);
}

From source file:de.flapdoodle.guava.buildsupport.ExtractMarkdownFromCode.java

private static Collection<String> compactEmptyLines(Collection<String> lines) {
    return Collections2.filter(Collections2.transform(lines, new Function<String, String>() {

        @Override//  ww  w .  j  av a2  s  .  c  o m
        public String apply(String input) {
            if (input.trim().isEmpty()) {
                return "";
            }
            return input;
        }
    }), new Predicate<String>() {
        boolean lastOneWasEmpty = false;

        @Override
        public boolean apply(String input) {
            boolean addThisLine = true;

            if (input.isEmpty()) {
                if (lastOneWasEmpty)
                    addThisLine = false;
                lastOneWasEmpty = true;
            } else {
                lastOneWasEmpty = false;
            }
            return addThisLine;
        }
    });
}

From source file:net.sourceforge.ganttproject.io.GanttCSVOpen.java

private static Collection<String> getFieldNames(Enum[] fieldsEnum) {
    return Collections2.transform(Arrays.asList(fieldsEnum), new Function<Enum, String>() {
        @Override/*from w  w  w .j a v  a 2  s  .c  o  m*/
        public String apply(Enum input) {
            return input.toString();
        }
    });
}

From source file:com.dangdang.ddframe.job.cloud.scheduler.ha.ReconcileScheduledService.java

private void postReconcile() {
    log.info("Elastic Job - Reconcile: Posting {} tasks", remainingTasks.size());
    scheduler.reconcileTasks(/*from   ww  w.  j a v a2s  . c  o m*/
            Collections2.transform(remainingTasks, new Function<TaskContext, Protos.TaskStatus>() {
                @Override
                public Protos.TaskStatus apply(final TaskContext input) {
                    return Protos.TaskStatus.newBuilder()
                            .setTaskId(Protos.TaskID.newBuilder().setValue(input.getId()).build())
                            .setSlaveId(Protos.SlaveID.newBuilder().setValue(input.getSlaveId()).build())
                            .setState(Protos.TaskState.TASK_RUNNING).build();
                }
            }));
    latestReconcileMilliSeconds = System.currentTimeMillis();
    currentRePostInterval = currentRePostInterval < 0 ? retryIntervalUnit
            : currentRePostInterval * DEFAULT_MULTIPLIER;
    postTimes++;
    log.info("Elastic Job - Reconcile: Posted {} times, post time : {}, next trigger interval is {}", postTimes,
            latestReconcileMilliSeconds, currentRePostInterval);
}