本文整理了Java中org.apache.commons.collections4.CollectionUtils.select()
方法的一些代码示例,展示了CollectionUtils.select()
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。CollectionUtils.select()
方法的具体详情如下:
包路径:org.apache.commons.collections4.CollectionUtils
类名称:CollectionUtils
方法名:select
[英]Selects all elements from input collection which match the given predicate into an output collection.
A null
predicate matches no elements.
[中]将输入集合中与给定谓词匹配的所有元素选择到输出集合中。null
谓词不匹配任何元素。
代码示例来源:origin: org.apache.commons/commons-collections4
/**
* Selects all elements from input collection which match the given
* predicate into an output list.
* <p>
* A <code>null</code> predicate matches no elements.
*
* @param <E> the element type
* @param inputCollection the collection to get the input from, may not be null
* @param predicate the predicate to use, may be null
* @return the elements matching the predicate (new list)
* @throws NullPointerException if the input list is null
*
* @since 4.0
* @see CollectionUtils#select(Iterable, Predicate)
*/
public static <E> List<E> select(final Collection<? extends E> inputCollection,
final Predicate<? super E> predicate) {
return CollectionUtils.select(inputCollection, predicate, new ArrayList<E>(inputCollection.size()));
}
代码示例来源:origin: org.apache.commons/commons-collections4
/**
* Selects all elements from input collection which match the given
* predicate into an output collection.
* <p>
* A <code>null</code> predicate matches no elements.
*
* @param <O> the type of object the {@link Iterable} contains
* @param inputCollection the collection to get the input from, may not be null
* @param predicate the predicate to use, may be null
* @return the elements matching the predicate (new list)
* @throws NullPointerException if the input collection is null
*/
public static <O> Collection<O> select(final Iterable<? extends O> inputCollection,
final Predicate<? super O> predicate) {
final Collection<O> answer = inputCollection instanceof Collection<?> ?
new ArrayList<O>(((Collection<?>) inputCollection).size()) : new ArrayList<O>();
return select(inputCollection, predicate, answer);
}
代码示例来源:origin: gocd/gocd
private Collection<StageIdFaninScmMaterialPair> findScmRevisionsThatDiffer(List<StageIdFaninScmMaterialPair> pIdScmMaterialList) {
for (final StageIdFaninScmMaterialPair pIdScmPair : pIdScmMaterialList) {
final Collection<StageIdFaninScmMaterialPair> matWithSameFingerprint = CollectionUtils.select(pIdScmMaterialList, pIdScmPair::equals);
boolean diffRevFound = false;
for (StageIdFaninScmMaterialPair pair : matWithSameFingerprint) {
if (pair.stageIdentifier == pIdScmPair.stageIdentifier) {
continue;
}
if (pair.faninScmMaterial.revision.equals(pIdScmPair.faninScmMaterial.revision)) {
continue;
}
diffRevFound = true;
break;
}
if (diffRevFound) {
return matWithSameFingerprint;
}
}
return Collections.EMPTY_LIST;
}
代码示例来源:origin: gocd/gocd
private boolean validateAllScmRevisionsAreSameWithinAFingerprint(Pair<StageIdentifier, List<ReportingFaninScmMaterial>> pIdScmPair) {
if (pIdScmPair == null) {
return false;
}
List<ReportingFaninScmMaterial> scmMaterialList = pIdScmPair.last();
for (final ReportingFaninScmMaterial scmMaterial : scmMaterialList) {
Collection<ReportingFaninScmMaterial> scmMaterialOfSameFingerprint = CollectionUtils.select(scmMaterialList, scmMaterial::equals);
for (ReportingFaninScmMaterial faninScmMaterial : scmMaterialOfSameFingerprint) {
if (!faninScmMaterial.revision.equals(scmMaterial.revision)) {
return false;
}
}
}
return true;
}
代码示例来源:origin: gocd/gocd
private List<String> pmrModificationsKey(Modification modification, List<PipelineMaterialRevision> pmrs) {
final long id = modification.getId();
final MaterialInstance materialInstance = modification.getMaterialInstance();
Collection<PipelineMaterialRevision> matchedPmrs = CollectionUtils.select(pmrs, pmr -> {
long from = pmr.getFromModification().getId();
long to = pmr.getToModification().getId();
MaterialInstance pmi = findMaterialInstance(pmr.getMaterial());
return from <= id && id <= to && materialInstance.equals(pmi);
});
List<String> keys = new ArrayList<>(matchedPmrs.size());
for (PipelineMaterialRevision matchedPmr : matchedPmrs) {
keys.add(pmrModificationsKey(matchedPmr));
}
return keys;
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@NonNull
public static <T extends Enum> T find(@NonNull Class<T> enumType, @NonNull Predicate<T> predicate, @NonNull T defaultValue) {
List<T> results = new ArrayList<>(CollectionUtils.select(values(enumType), predicate));
return results.isEmpty() ? defaultValue : results.get(0);
}
代码示例来源:origin: ontopia/ontopia
@Override
public Collection<VariantNameIF> getVariants(String value, final LocatorIF datatype) {
return CollectionUtils.select(extractExactValues(variants, value), new Predicate<VariantNameIF>() {
@Override
public boolean evaluate(VariantNameIF vn) {
return Objects.equals(vn.getDataType(), datatype);
}
});
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
void update(@NonNull WiFiData wiFiData) {
Collection<Pair<WiFiChannel, WiFiChannel>> visible = CollectionUtils.select(ids.keySet(), new PairPredicate());
updateButtons(wiFiData, visible);
view.setVisibility(visible.size() > 1 ? View.VISIBLE : View.GONE);
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@NonNull
Set<WiFiDetail> getNewSeries(@NonNull List<WiFiDetail> wiFiDetails, @NonNull Pair<WiFiChannel, WiFiChannel> wiFiChannelPair) {
return new TreeSet<>(CollectionUtils.select(wiFiDetails, new InRangePredicate(wiFiChannelPair)));
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@NonNull
private List<WiFiDetail> collectOverlapping(@NonNull WiFiChannel wiFiChannel) {
return new ArrayList<>(CollectionUtils.select(wiFiDetails, new InRangePredicate(wiFiChannel)));
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@NonNull
private List<WiFiDetail> getWiFiDetails(@NonNull Predicate<WiFiDetail> predicate) {
Collection<WiFiDetail> selected = CollectionUtils.select(wiFiDetails, predicate);
Collection<WiFiDetail> collected = CollectionUtils.collect(selected, new Transform());
return new ArrayList<>(collected);
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@NonNull
Set<WiFiDetail> active() {
return new HashSet<>(CollectionUtils.select(notSeen.keySet(), new SeenPredicate()));
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@NonNull
List<BaseSeries<DataPoint>> remove(@NonNull List<WiFiDetail> series) {
List<BaseSeries<DataPoint>> removeSeries = new ArrayList<>();
IterableUtils.forEach(CollectionUtils.select(series, new RemovePredicate()), new RemoveClosure(removeSeries));
return removeSeries;
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@NonNull
@Override
public List<String> findVendors(@NonNull String filter) {
Predicate<String> predicate =
PredicateUtils.anyPredicate(new StringContains(filter), new MacContains(filter));
return new ArrayList<>(CollectionUtils.select(getVendors().keySet(), predicate));
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@Override
public void setValues(@NonNull Set<String> values) {
super.setValues(new HashSet<>(CollectionUtils.select(values, new SSIDPredicate())));
}
代码示例来源:origin: ontopia/ontopia
@Override
public Collection<OccurrenceIF> getOccurrences(String value, final TopicIF occurrenceType) {
return CollectionUtils.select(extractExactValues(occurs, value), new TypedPredicate(occurrenceType));
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
@NonNull
public List<ChannelAPCount> getBestChannels(@NonNull final List<WiFiChannel> wiFiChannels) {
List<ChannelAPCount> results = new ArrayList<>(
CollectionUtils.collect(
CollectionUtils.select(wiFiChannels, new BestChannelPredicate())
, new ToChannelAPCount()));
Collections.sort(results, new ChannelAPCountSort());
return results;
}
代码示例来源:origin: VREMSoftwareDevelopment/WiFiAnalyzer
private FilterPredicate(@NonNull Settings settings, @NonNull Set<WiFiBand> wiFiBands) {
Predicate<WiFiDetail> ssidPredicate = makeSSIDPredicate(settings.getSSIDs());
Predicate<WiFiDetail> wiFiBandPredicate = EnumUtils.predicate(WiFiBand.class, wiFiBands, new WiFiBandTransformer());
Predicate<WiFiDetail> strengthPredicate = EnumUtils.predicate(Strength.class, settings.getStrengths(), new StrengthTransformer());
Predicate<WiFiDetail> securityPredicate = EnumUtils.predicate(Security.class, settings.getSecurities(), new SecurityTransformer());
List<Predicate<WiFiDetail>> predicates = Arrays.asList(ssidPredicate, wiFiBandPredicate, strengthPredicate, securityPredicate);
this.predicate = PredicateUtils.allPredicate(CollectionUtils.select(predicates, new NoTruePredicate()));
}
代码示例来源:origin: com.github.rvesse/airline
private <T> Collection<OptionMetadata> getTaggedOptions(ParseState<T> state) {
List<OptionMetadata> options = state.getCommand() != null ? state.getCommand().getAllOptions() : null;
if (options == null)
options = state.getGroup() != null ? state.getGroup().getOptions() : null;
if (options == null)
options = state.getGlobal() != null ? state.getGlobal().getOptions()
: Collections.<OptionMetadata> emptyList();
return CollectionUtils.select(options, new RequiredTagOptionFinder(this.tag));
}
代码示例来源:origin: com.github.rvesse/airline
private <T> Collection<OptionMetadata> getTaggedOptions(ParseState<T> state) {
List<OptionMetadata> options = state.getCommand() != null ? state.getCommand().getAllOptions() : null;
if (options == null)
options = state.getGroup() != null ? state.getGroup().getOptions() : null;
if (options == null)
options = state.getGlobal() != null ? state.getGlobal().getOptions()
: Collections.<OptionMetadata> emptyList();
return CollectionUtils.select(options, new MutuallyExclusiveWithOptionFinder(this.tag));
}
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