Example usage for com.google.common.collect Ordering Ordering

Introduction

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

Prototype

protected Ordering() 

Source Link

Document

Constructs a new instance of this class (only invokable by the subclass constructor, typically implicit).

Usage

From source file:de.johni0702.minecraft.gui.container.AbstractGuiContainer.java

@Override
public T sortElements(final Comparator<GuiElement> comparator) {
    Ordering<Map.Entry<GuiElement, LayoutData>> ordering = new Ordering<Map.Entry<GuiElement, LayoutData>>() {
        @Override/*from w w w.  j  a  v  a 2s .  c  o  m*/
        public int compare(Map.Entry<GuiElement, LayoutData> left, Map.Entry<GuiElement, LayoutData> right) {
            return comparator.compare(left.getKey(), right.getKey());
        }
    };
    if (!ordering.isOrdered(elements.entrySet())) {
        ImmutableList<Map.Entry<GuiElement, LayoutData>> sorted = ordering
                .immutableSortedCopy(elements.entrySet());
        elements.clear();
        for (Map.Entry<GuiElement, LayoutData> entry : sorted) {
            elements.put(entry.getKey(), entry.getValue());
        }
    }
    return getThis();
}

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From source file:com.google.devtools.build.lib.graph.Digraph.java

/**
 * Returns a deterministic immutable view of the nodes of this graph.
 */// w w w .  ja  va 2 s .c  o  m
public Collection<Node<T>> getNodes(final Comparator<? super T> comparator) {
    Ordering<Node<T>> ordering = new Ordering<Node<T>>() {
        @Override
        public int compare(Node<T> o1, Node<T> o2) {
            return comparator.compare(o1.getLabel(), o2.getLabel());
        }
    };
    return ordering.immutableSortedCopy(nodes.values());
}

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From source file:org.apache.brooklyn.location.jclouds.BrooklynImageChooser.java

/** @deprecated since 0.7.0 kept in case persisted */
@Deprecated//  w  w  w. java2s  .  co m
public Ordering<Image> orderingScoredWithoutDefaultsDeprecated() {
    return new Ordering<Image>() {
        @Override
        public int compare(Image left, Image right) {
            return BrooklynImageChooser.compare(score(left), score(right));
        }
    };
}

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From source file:de.hh.changeRing.user.User.java

private void sortDepot() {
    depotItems = new Ordering<DepotItem>() {

        @Override//from   w w  w. j  a  v a  2  s .co m
        public int compare(DepotItem depotItem, DepotItem depotItem1) {
            return depotItem1.getTransaction().getDate().compareTo(depotItem.getTransaction().getDate());
        }
    }.sortedCopy(depotItems);
}

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From source file:nl.knaw.huygens.alexandria.query.AlexandriaQueryParser.java

private static Ordering<AnnotationVF> ordering(SortToken token) {
    boolean ascending = token.isAscending();
    Function<AnnotationVF, Object> function = token.getField().getter;
    return new Ordering<AnnotationVF>() {
        @SuppressWarnings("unchecked")
        @Override/* w ww  .  java2 s. c om*/
        public int compare(final AnnotationVF left, final AnnotationVF right) {
            return ascending//
                    ? ((Comparable<Object>) function.apply(left)).compareTo(function.apply(right))//
                    : ((Comparable<Object>) function.apply(right)).compareTo(function.apply(left));
        }
    };
}

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From source file:org.apache.brooklyn.location.jclouds.BrooklynImageChooser.java

/** @deprecated since 0.7.0 kept in case persisted */
@Deprecated/*from  w w w .j a v  a  2 s .  c o m*/
public static Ordering<Image> orderingWithDefaultsDeprecated(final Ordering<Image> primaryOrdering) {
    return new Ordering<Image>() {
        @Override
        public int compare(Image left, Image right) {
            return ComparisonChain.start().compare(left, right, primaryOrdering)
                    // fall back to default strategy otherwise, except preferring *non*-null values
                    // TODO use AlphaNum string comparator
                    .compare(left.getName(), right.getName(), Ordering.<String>natural().nullsFirst())
                    .compare(left.getVersion(), right.getVersion(), Ordering.<String>natural().nullsFirst())
                    .compare(left.getDescription(), right.getDescription(),
                            Ordering.<String>natural().nullsFirst())
                    .compare(left.getOperatingSystem().getName(), right.getOperatingSystem().getName(),
                            Ordering.<String>natural().nullsFirst())
                    .compare(left.getOperatingSystem().getVersion(), right.getOperatingSystem().getVersion(),
                            Ordering.<String>natural().nullsFirst())
                    .compare(left.getOperatingSystem().getDescription(),
                            right.getOperatingSystem().getDescription(),
                            Ordering.<String>natural().nullsFirst())
                    .compare(left.getOperatingSystem().getArch(), right.getOperatingSystem().getArch(),
                            Ordering.<String>natural().nullsFirst())
                    .result();
        }
    };
}

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From source file:de.hh.changeRing.user.User.java

public DepotItem getNewestDepotItem() {
    List<DepotItem> sorted = new Ordering<DepotItem>() {
        @Override/*www.  j a v  a2s . co  m*/
        public int compare(DepotItem o1, DepotItem o2) {
            return o2.getTransaction().getDate().compareTo(o1.getTransaction().getDate());
        }
    }.sortedCopy(getDepotItems());
    return sorted.isEmpty() ? null : sorted.get(0);
}

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From source file:org.apache.calcite.rel.metadata.RelMdCollation.java

private static Ordering<List<RexLiteral>> comparator(RelFieldCollation fieldCollation) {
    final int nullComparison = fieldCollation.nullDirection.nullComparison;
    final int x = fieldCollation.getFieldIndex();
    switch (fieldCollation.direction) {
    case ASCENDING:
        return new Ordering<List<RexLiteral>>() {
            public int compare(List<RexLiteral> o1, List<RexLiteral> o2) {
                final Comparable c1 = o1.get(x).getValue();
                final Comparable c2 = o2.get(x).getValue();
                return RelFieldCollation.compare(c1, c2, nullComparison);
            }//from   ww w . ja v  a 2 s.  c o m
        };
    default:
        return new Ordering<List<RexLiteral>>() {
            public int compare(List<RexLiteral> o1, List<RexLiteral> o2) {
                final Comparable c1 = o1.get(x).getValue();
                final Comparable c2 = o2.get(x).getValue();
                return RelFieldCollation.compare(c2, c1, -nullComparison);
            }
        };
    }
}

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From source file:org.jclouds.azurecompute.arm.compute.extensions.AzureComputeSecurityGroupExtension.java

private static Ordering<NetworkSecurityRule> rulesByPriority() {
    return new Ordering<NetworkSecurityRule>() {
        @Override/*from  ww  w . j a  v a 2 s . com*/
        public int compare(NetworkSecurityRule left, NetworkSecurityRule right) {
            return left.properties().priority() - right.properties().priority();
        }
    };
}

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From source file:org.dbpedia.spotlight.lucene.search.MergedOccurrencesContextSearcher.java

/**
 *
 * @param dbpediaResource//  w  w w.j ava 2  s.  c  om
 * @return map from term (word) to count
 */
public List<Map.Entry<String, Integer>> getContextWords(DBpediaResource dbpediaResource)
        throws SearchException {
    Map<String, Integer> termFreqMap = new HashMap<String, Integer>();
    ScoreDoc[] docs = getHits(dbpediaResource);
    //TODO Create an exception DuplicateResourceException
    if (docs.length > 1)
        LOG.error(String.format("Resource %s has more than one document in  the index. Maybe index corrupted?",
                dbpediaResource));
    // Will accept multiple docs for a resource and get the overall top terms
    try {
        for (ScoreDoc d : docs) {
            TermFreqVector vector = mReader.getTermFreqVector(d.doc,
                    LuceneManager.DBpediaResourceField.CONTEXT.toString());
            if (vector == null)
                throw new SearchException(
                        "The index you are using does not have term frequencies stored. Cannot run getContextWords(DBpediaResource).");
            int[] freqs = vector.getTermFrequencies();
            String[] terms = vector.getTerms();
            for (int i = 0; i < vector.size(); i++) {
                termFreqMap.put(terms[i], freqs[i]);
            }
        }

    } catch (IOException e) {
        e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
    }
    Ordering descOrder = new Ordering<Map.Entry<String, Integer>>() {
        public int compare(Map.Entry<String, Integer> left, Map.Entry<String, Integer> right) {
            return Ints.compare(right.getValue(), left.getValue());
        }
    };
    List<Map.Entry<String, Integer>> sorted = descOrder.sortedCopy(termFreqMap.entrySet());

    return sorted;
}

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