List of usage examples for com.google.common.collect Maps immutableEntry
@GwtCompatible(serializable = true) public static <K, V> Entry<K, V> immutableEntry(@Nullable K key, @Nullable V value)
From source file:com.nesscomputing.cache.NonEvictingJvmCacheProvider.java
@Override public void clear(String namespace, Collection<String> keys, @Nullable CacheStatistics cacheStatistics) { for (String key : keys) { LOG.trace("%s clearing %s:%s", this, namespace, key); map.remove(Maps.immutableEntry(namespace, key)); }/*from www . ja va 2 s. c om*/ }
From source file:org.zalando.logbook.QueryParameters.java
private static Iterable<Map.Entry<String, String>> splitEntries(final String queryString) { final List<String> entryStrings = Splitter.on(anyOf("&;")).splitToList(queryString); return transform(entryStrings, input -> { final Iterator<String> split = Splitter.on('=').split(input).iterator(); return Maps.immutableEntry(split.next(), split.next()); });//from w ww . j av a 2s . c o m }
From source file:io.airlift.drift.codec.internal.reflection.ReflectionThriftUnionCodec.java
public ReflectionThriftUnionCodec(ThriftCodecManager manager, ThriftStructMetadata metadata) { super(manager, metadata); ThriftFieldMetadata idField = getOnlyElement(metadata.getFields(FieldKind.THRIFT_UNION_ID)); this.idField = Maps.immutableEntry(idField, manager.getCodec(idField.getThriftType())); requireNonNull(this.idField.getValue(), () -> "No codec for ID field found: " + idField); this.metadataMap = uniqueIndex(metadata.getFields(), ThriftFieldMetadata::getId); }
From source file:org.calrissian.accumulorecipes.commons.iterators.WholeColumnFamilyIterator.java
private void prepKeys() throws IOException { if (topKey != null) return;// w w w . j av a 2 s . co m Text currentRow; Text currentCF; long curTS; do { if (sourceIter.hasTop() == false) return; currentRow = new Text(sourceIter.getTopKey().getRow()); currentCF = new Text(sourceIter.getTopKey().getColumnFamily()); curTS = sourceIter.getTopKey().getTimestamp(); keysValues.clear(); while (sourceIter.hasTop() && sourceIter.getTopKey().getRow().equals(currentRow) && sourceIter.getTopKey().getColumnFamily().equals(currentCF)) { keysValues.add( Maps.immutableEntry(new Key(sourceIter.getTopKey()), new Value(sourceIter.getTopValue()))); sourceIter.next(); } } while (!filter(currentRow, keysValues)); topKey = new Key(currentRow, currentCF, new Text(""), curTS); topValue = RowEncoderUtil.encodeRow(keysValues); }
From source file:de.cosmocode.commons.RandomOrdering.java
@Override public Integer apply(@Nullable Entry<T, T> entry) { Preconditions.checkNotNull(entry, "Entry"); // whenever this function is being called neither (x,y) nor (y,x) has been compared yet final Integer value; final Integer inverted; if (random.nextInt(2) == 0) { value = LEFT_IS_GREATER;/*from w w w .java2 s .co m*/ inverted = RIGHT_IS_GREATER; } else { value = RIGHT_IS_GREATER; inverted = LEFT_IS_GREATER; } // sgn(compare(x, y)) == -sgn(compare(y, x)) values.putIfAbsent(Maps.immutableEntry(entry.getValue(), entry.getKey()), inverted); return value; }
From source file:org.calrissian.accumulorecipes.graphstore.support.EdgeGroupingIterator.java
private void prepKeys() throws IOException { if (topKey != null) return;/*from ww w. j a v a 2s . c o m*/ Text currentRow; Text currentCF; Text currentCQ; do { if (!sourceIter.hasTop()) return; currentRow = new Text(sourceIter.getTopKey().getRow()); currentCF = new Text(sourceIter.getTopKey().getColumnFamily()); currentCQ = new Text(sourceIter.getTopKey().getColumnQualifier()); keysValues.clear(); while (sourceIter.hasTop() && sourceIter.getTopKey().getRow().equals(currentRow) && sourceIter.getTopKey().getColumnFamily().equals(currentCF) && sourceIter.getTopKey().getColumnQualifier().toString().startsWith(currentCQ.toString())) { keysValues.add(Maps.immutableEntry(sourceIter.getTopKey(), sourceIter.getTopValue())); sourceIter.next(); } } while (!filter(currentRow, keysValues)); topKey = new Key(currentRow, currentCF, new Text(currentCQ)); topValue = RowEncoderUtil.encodeRow(keysValues); }
From source file:omero.cmd.graphs.ChildOptionsPolicy.java
/** * Adjust an existing graph traversal policy so that child objects may be included or excluded * regardless of if they are truly orphans. * @param graphPolicyToAdjust the graph policy to adjust * @param childOptions the child options that the policy adjustments are to effect * @param requiredPermissions the abilities that the user must have to operate upon an object for it to be included * @return the adjusted graph policy/* w w w .j a v a 2 s .c o m*/ */ public static GraphPolicy getChildOptionsPolicy(final GraphPolicy graphPolicyToAdjust, final Collection<ChildOptionI> childOptions, final Set<GraphPolicy.Ability> requiredPermissions) { if (CollectionUtils.isEmpty(childOptions)) { /* there are no adjustments to make to the policy */ return graphPolicyToAdjust; } /* wrap the traversal policy so that the child options are effected */ return new BaseGraphPolicyAdjuster(graphPolicyToAdjust) { private final Map<String, String> namespaceCache = new HashMap<String, String>(); private final Map<Entry<String, Long>, String> objectNamespaces = new HashMap<Entry<String, Long>, String>(); /** * Note each annotation's namespace. */ @Override public void noteDetails(Session session, IObject object, String realClass, long id) { if (object instanceof Annotation) { final String query = "SELECT ns FROM Annotation WHERE id = :id"; final String namespace = (String) session.createQuery(query).setParameter("id", id) .uniqueResult(); if (namespace != null) { String cachedNamespace = namespaceCache.get(namespace); if (cachedNamespace == null) { cachedNamespace = namespace; namespaceCache.put(namespace, cachedNamespace); } objectNamespaces.put(Maps.immutableEntry(realClass, id), cachedNamespace); } } super.noteDetails(session, object, realClass, id); } /** * Check if the given object is in the target annotation namespace. * @param childOption the child option whose target annotation namespace applies * @param object the object to check * @return if the annotation is in the target namespace or if the object is not an annotation */ private boolean isTargetNamespace(ChildOptionI childOption, IObject object) { if (object instanceof Annotation) { final Entry<String, Long> classAndId = Maps.immutableEntry(object.getClass().getName(), object.getId()); return childOption.isTargetNamespace(objectNamespaces.get(classAndId)); } else { return true; } } @Override protected boolean isAdjustedBeforeReview(Details object) { if (object.action == GraphPolicy.Action.EXCLUDE && object.orphan == GraphPolicy.Orphan.RELEVANT) { /* the model object is [E]{r} */ for (final ChildOptionI childOption : childOptions) { final Boolean isIncludeVerdict = childOption.isIncludeType(object.subject.getClass()); if (isIncludeVerdict == Boolean.TRUE && (requiredPermissions == null || Sets.difference(requiredPermissions, object.permissions).isEmpty()) && isTargetNamespace(childOption, object.subject)) { object.orphan = GraphPolicy.Orphan.IS_LAST; if (LOGGER.isDebugEnabled()) { LOGGER.debug("including all children of its type, so making " + object); } return true; } else if (isIncludeVerdict == Boolean.FALSE && isTargetNamespace(childOption, object.subject)) { object.orphan = GraphPolicy.Orphan.IS_NOT_LAST; if (LOGGER.isDebugEnabled()) { LOGGER.debug("excluding all children of its type, so making " + object); } return true; } } } return false; } }; }
From source file:com.palantir.lock.LockCollection.java
public Iterable<Map.Entry<T, LockMode>> entries() { return new Iterable<Map.Entry<T, LockMode>>() { @Override/* w w w. ja va 2s.c om*/ public Iterator<Entry<T, LockMode>> iterator() { return new AbstractIterator<Map.Entry<T, LockMode>>() { private int index = 0; @Override protected Entry<T, LockMode> computeNext() { if (index == keys.length) { return endOfData(); } LockMode mode = values.get(index) ? LockMode.WRITE : LockMode.READ; return Maps.immutableEntry(keys[index++], mode); } }; } }; }
From source file:org.calrissian.accumulorecipes.geospatialstore.support.PrefixedColumnQualifierIterator.java
private void prepKeys() throws IOException { if (topKey != null) return;// w w w .jav a2 s. c om Text currentRow; Text currentColF; Text currentColQ; if (sourceIter.hasTop() == false) return; currentRow = new Text(sourceIter.getTopKey().getRow()); currentColF = new Text(sourceIter.getTopKey().getColumnFamily()); currentColQ = new Text(sourceIter.getTopKey().getColumnQualifier()); String colQPrefix = currentColQ.toString().substring(0, currentColQ.toString().indexOf(NULL_BYTE)); keysValues.clear(); while (sourceIter.hasTop() && sourceIter.getTopKey().getRow().equals(currentRow) && sourceIter.getTopKey().getColumnFamily().equals(currentColF) && sourceIter.getTopKey().getColumnQualifier().toString().startsWith(colQPrefix)) { keysValues .add(Maps.immutableEntry(new Key(sourceIter.getTopKey()), new Value(sourceIter.getTopValue()))); sourceIter.next(); } topKey = new Key(currentRow, currentColF); topValue = RowEncoderUtil.encodeRow(keysValues); }
From source file:org.apache.twill.internal.appmaster.RunnableContainerRequest.java
/** * Remove a resource request and return it. * @return The {@link Resource} and {@link Collection} of {@link RuntimeSpecification} or * {@code null} if there is no more request. *///from ww w . j ava 2 s . c o m Map.Entry<AllocationSpecification, ? extends Collection<RuntimeSpecification>> takeRequest() { Map.Entry<AllocationSpecification, Collection<RuntimeSpecification>> next = Iterators.getNext(requests, null); return next == null ? null : Maps.immutableEntry(next.getKey(), ImmutableList.copyOf(next.getValue())); }