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:org.terasology.rendering.nui.properties.PropertyOrdering.java

public static Ordering<Property<?, ?>> byLabel() {
    return new Ordering<Property<?, ?>>() {
        @Override//from ww w. ja  va 2 s . co  m
        public int compare(Property<?, ?> p1, Property<?, ?> p2) {
            String o1 = p1.getLabel().getText();
            String o2 = p2.getLabel().getText();

            if (o1 == null) {
                return (o2 == null) ? 0 : -1;
            }

            if (o2 == null) {
                return 1;
            }

            return o1.compareTo(o2);
        }
    };
}

From source file:garmintools.util.SizeUtil.java

public static <T> int getLargest(List<T> list, final Function<T, Integer> sizeOf) {
    Ordering<T> sizeOrdering = new Ordering<T>() {
        @Override//from ww  w  .j a v  a2  s .  c  om
        public int compare(T left, T right) {
            return Ints.compare(sizeOf.apply(left), sizeOf.apply(right));
        }
    };
    return sizeOf.apply(sizeOrdering.max(list));
}

From source file:org.lenskit.util.keys.Keys.java

public static <T> Ordering<T> keyOrdering(final KeyExtractor<T> ex) {
    return new Ordering<T>() {
        @Override//from   ww w  .  j a v a2 s. c  om
        public int compare(T left, T right) {
            return Longs.compare(ex.getKey(left), ex.getKey(right));
        }
    };
}

From source file:org.grouplens.samantha.modeler.ranking.RankingUtilities.java

static public Ordering<StochasticOracle> stochasticOracleOrdering() {
    return new Ordering<StochasticOracle>() {
        @Override//from  w  ww . ja v  a 2 s.co  m
        public int compare(StochasticOracle left, StochasticOracle right) {
            return SortingUtilities.compareValues(left.getModelOutput(), right.getModelOutput());
        }
    };
}

From source file:org.grouplens.samantha.server.ranker.RankerUtilities.java

static public Ordering<Prediction> scoredResultScoreOrdering() {
    return new Ordering<Prediction>() {
        @Override/*  w  w w  . j av a  2s  .c  o m*/
        public int compare(Prediction left, Prediction right) {
            double leftScore = left.getScore();
            double rightScore = right.getScore();
            return compareValues(leftScore, rightScore);
        }
    };
}

From source file:task3.Task3.java

static Book getMaxPrice(List<Book> books) {
    Ordering<Book> o = new Ordering<Book>() {
        @Override/*  w w w . j a  va 2 s . co m*/
        public int compare(Book left, Book right) {
            return Floats.compare(left.getPrice(), right.getPrice());
        }
    };
    return o.max(books);
}

From source file:org.grouplens.samantha.server.retriever.RetrieverUtilities.java

static public Ordering<ObjectNode> jsonFieldOrdering(String field) {
    return new Ordering<ObjectNode>() {
        private String orderField = field;

        @Override/*from  w ww.j  a  v a 2 s .  c  o  m*/
        public int compare(ObjectNode left, ObjectNode right) {
            if (left.has(orderField)) {
                double leftValue = left.get(orderField).asDouble();
                double rightValue = right.get(orderField).asDouble();
                return compareValues(leftValue, rightValue);
            } else {
                return 0;
            }
        }
    };
}

From source file:org.jboss.as.console.client.administration.accesscontrol.store.Assignments.java

public static Ordering<Assignment> orderedByPrincipal() {
    Ordering<Assignment> byType = new Ordering<Assignment>() {
        @Override//from   www. j  av a2s.  c  om
        public int compare(final Assignment left, final Assignment right) {
            return left.getPrincipal().getType().compareTo(right.getPrincipal().getType());
        }
    };
    Ordering<Assignment> byName = Ordering.natural().onResultOf(input -> input.getPrincipal().getName());
    return byType.compound(byName);
}

From source file:org.grouplens.samantha.modeler.ranking.RankingUtilities.java

static public Ordering<StochasticOracle> stochasticOracleLabelOrdering() {
    return new Ordering<StochasticOracle>() {
        @Override//from   w w w  .  j  a  v  a  2  s .c  o  m
        public int compare(StochasticOracle left, StochasticOracle right) {
            return SortingUtilities.compareValues(left.getLabel(), right.getLabel());
        }
    };
}

From source file:org.grouplens.samantha.server.ranker.RankerUtilities.java

static public Ordering<Prediction> scoredResultFieldOrdering(String field) {
    return new Ordering<Prediction>() {
        private String orderField = field;

        @Override//  w  w w  .j  ava  2 s . c o  m
        public int compare(Prediction left, Prediction right) {
            if (left.getEntity().has(orderField)) {
                double leftValue = left.getEntity().get(orderField).asDouble();
                double rightValue = right.getEntity().get(orderField).asDouble();
                return compareValues(leftValue, rightValue);
            } else {
                return 0;
            }
        }
    };
}