Example usage for com.google.common.collect ImmutableList get

List of usage examples for com.google.common.collect ImmutableList get

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Introduction

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

Prototype

E get(int index);

Source Link

Document

Returns the element at the specified position in this list.

Usage

From source file:com.publictransitanalytics.scoregenerator.workflow.RetrospectiveMovementAssembler.java

@Override
public MovementPath assemble(final PointLocation terminal,
        final Map<PointLocation, DynamicProgrammingRecord> lastRow) {

    final ImmutableList.Builder<Movement> movementsBuilder = ImmutableList.builder();

    PointLocation location = terminal;/*from  w w  w  .j ava  2 s  . co  m*/
    DynamicProgrammingRecord record = lastRow.get(location);

    while (record != null) {
        final ModeInfo mode = record.getMode();
        final ModeType type = mode.getType();
        if (type.equals(ModeType.TRANSIT)) {
            final EntryPoint trip = mode.getTransitTrip();
            final Movement movement = new TransitRideMovement(trip.getTrip(), location, record.getReachTime(),
                    record.getPredecessor(), trip.getTime());
            movementsBuilder.add(movement);
        } else if (type.equals(ModeType.WALKING)) {
            final WalkingCosts costs = mode.getWalkCosts();
            final PointLocation predecessor = record.getPredecessor();
            final LocalDateTime predecessorReachTime = lastRow.get(predecessor).getReachTime();
            final double distanceMeters = costs.getDistanceMeters();
            final LocalDateTime reachTime = record.getReachTime();
            final Movement movement = new WalkMovement(reachTime, distanceMeters, location,
                    predecessorReachTime, predecessor);
            movementsBuilder.add(movement);
        }
        location = record.getPredecessor();
        record = (location == null) ? null : lastRow.get(location);
        final ImmutableList<Movement> movements = movementsBuilder.build();
        if (movements.size() > 1) {
            final Movement recentMovement = movements.get(movements.size() - 1);
            final Movement priorMovement = movements.get(movements.size() - 2);
            if (recentMovement instanceof WalkMovement && priorMovement instanceof WalkMovement) {
            }
        }

    }
    return new FixedPath(movementsBuilder.build());
}

From source file:bots.mctsbot.ai.bots.bot.gametree.mcts.strategies.selection.SampleProportionateSelector.java

@Override
public INode select(InnerNode innerNode) {
    ImmutableList<INode> children = innerNode.getChildren();
    int[] cumulSums = new int[children.size()];
    int cumulSum = 0;
    for (int i = 0; i < children.size(); i++) {
        int nbSamples = children.get(i).getNbSamples();
        cumulSum += nbSamples;//from  w  ww.  j a v  a  2 s  . c  o m
        cumulSums[i] = cumulSum;
    }
    int randVar = random.nextInt(cumulSum);
    for (int i = 0; i < cumulSums.length; i++) {
        if (randVar < cumulSums[i]) {
            return children.get(i);
        }
    }
    return children.get(cumulSums.length - 1);
}

From source file:com.google.template.soy.jbcsrc.restricted.BytecodeUtils.java

private static Expression newMap(Iterable<? extends Expression> keys, Iterable<? extends Expression> values,
        ConstructorRef constructorRef, Type mapType) {
    final ImmutableList<Expression> keysCopy = ImmutableList.copyOf(keys);
    final ImmutableList<Expression> valuesCopy = ImmutableList.copyOf(values);
    checkArgument(keysCopy.size() == valuesCopy.size());
    for (int i = 0; i < keysCopy.size(); i++) {
        checkArgument(keysCopy.get(i).resultType().getSort() == Type.OBJECT);
        checkArgument(valuesCopy.get(i).resultType().getSort() == Type.OBJECT);
    }//  w  w  w  . ja  va2 s  . co m
    final Expression construct = constructorRef.construct(constant(hashMapCapacity(keysCopy.size())));
    return new Expression(mapType, Feature.NON_NULLABLE) {
        @Override
        protected void doGen(CodeBuilder mv) {
            construct.gen(mv);
            for (int i = 0; i < keysCopy.size(); i++) {
                Expression key = keysCopy.get(i);
                Expression value = valuesCopy.get(i);
                mv.dup();
                key.gen(mv);
                value.gen(mv);
                MethodRef.MAP_PUT.invokeUnchecked(mv);
                mv.pop(); // pop the Object result of map.put
            }
        }
    };
}

From source file:com.google.devtools.build.lib.syntax.SkylarkCallbackFunction.java

/**
 * Creates a list of actual arguments that contains the given arguments and all attribute values
 * required from the specified context.//from   w  ww  .  j  av  a  2 s  .co m
 */
private ImmutableList<Object> buildArgumentList(ClassObject ctx, Object... arguments) {
    Builder<Object> builder = ImmutableList.<Object>builder();
    ImmutableList<String> names = getParameterNames();
    int requiredParameters = names.size() - arguments.length;
    for (int pos = 0; pos < requiredParameters; ++pos) {
        String name = names.get(pos);
        Object value = ctx.getValue(name);
        if (value == null) {
            throw new IllegalArgumentException(ctx.errorMessage(name));
        }
        builder.add(value);
    }
    return builder.add(arguments).build();
}

From source file:com.facebook.buck.rules.macros.EnvironmentVariableMacroExpander.java

@Override
protected String parse(BuildTarget target, CellPathResolver cellNames, ImmutableList<String> input)
        throws MacroException {
    if (input.size() != 1) {
        throw new MacroException(String.format("expected a single argument: %s", input));
    }/*from  w w  w  .j  av a  2s .co m*/
    return input.get(0);
}

From source file:com.facebook.buck.apple.xcode.xcconfig.TokenValue.java

public TokenValue interpolate(Function<String, Optional<TokenValue>> function) {
    switch (type) {
    case LITERAL:
        return this;

    case INTERPOLATION:
        ImmutableList<TokenValue> newValue = interpolateList(function, interpolationValue);
        if (newValue.size() == 1 && newValue.get(0).type == Type.LITERAL) {
            Optional<TokenValue> interpolated = function.apply(newValue.get(0).literalValue);
            if (interpolated.isPresent()) {
                return interpolated.get();
            }/*from  w ww. java  2 s. c  om*/
        }
        return interpolation(newValue);
    }
    // unreachable
    throw new IllegalStateException("'type' should always be of type 'LITERAL' or 'INTERPOLATION'");
}

From source file:com.github.rinde.rinsim.examples.pdptw.gradientfield.GradientModel.java

@Override
public void registerModelProvider(ModelProvider mp) {
    pdpModel = mp.tryGetModel(PDPModel.class);
    final ImmutableList<Point> bs = mp.getModel(RoadModel.class).getBounds();

    minX = bs.get(0).x;
    maxX = bs.get(1).x;//from ww w  .  ja v a2  s. co  m
    minY = bs.get(0).y;
    maxY = bs.get(1).y;
}

From source file:com.google.cloud.firestore.ResourcePath.java

/**
 * The Path's id (last component).//  w w  w .  j  a va  2 s.  c  o  m
 *
 * @return The last component of the Path or null if the path points to the root.
 */
@Nullable
String getId() {
    ImmutableList<String> parts = getSegments();

    if (!parts.isEmpty()) {
        return parts.get(parts.size() - 1);
    } else {
        return null;
    }
}

From source file:com.google.errorprone.bugpatterns.argumentselectiondefects.NameInCommentHeuristic.java

/**
 * Return true if there are no comments on the original actual parameter of a change which match
 * the name of the formal parameter.//from w w w . jav a  2  s .  co m
 */
@Override
public boolean isAcceptableChange(Changes changes, Tree node, MethodSymbol symbol, VisitorState state) {
    // Now check to see if there is a comment in the position of any actual parameter we want to
    // change which matches the formal parameter
    ImmutableList<Commented<ExpressionTree>> comments = findCommentsForArguments(node, state);

    return changes.changedPairs().stream().noneMatch(p -> {
        MatchType match = NamedParameterComment.match(comments.get(p.formal().index()), p.formal().name());
        return match == MatchType.EXACT_MATCH || match == MatchType.APPROXIMATE_MATCH;
    });
}

From source file:com.facebook.buck.query.AllPathsFunction.java

@Override
public Set<QueryTarget> eval(QueryEnvironment env, ImmutableList<Argument> args,
        ListeningExecutorService executor) throws QueryException, InterruptedException {
    QueryExpression from = args.get(0).getExpression();
    QueryExpression to = args.get(1).getExpression();

    Set<QueryTarget> fromSet = from.eval(env, executor);
    Set<QueryTarget> toSet = to.eval(env, executor);

    // Algorithm:
    // 1) compute "reachableFromX", the forward transitive closure of the "from" set;
    // 2) find the intersection of "reachableFromX" with the "to" set, and traverse the graph using
    //    the reverse dependencies. This will effectively compute the intersection between the nodes
    //    reachable from the "from" set and the reverse transitive closure of the "to" set.

    env.buildTransitiveClosure(fromSet, Integer.MAX_VALUE, executor);

    Set<QueryTarget> reachableFromX = env.getTransitiveClosure(fromSet);
    Set<QueryTarget> result = MoreSets.intersection(reachableFromX, toSet);
    Collection<QueryTarget> worklist = result;
    while (!worklist.isEmpty()) {
        Collection<QueryTarget> reverseDeps = env.getReverseDeps(worklist);
        worklist = Lists.newArrayList();
        for (QueryTarget target : reverseDeps) {
            if (reachableFromX.contains(target) && result.add(target)) {
                worklist.add(target);/*from w  ww.  jav a  2  s. com*/
            }
        }
    }
    return result;
}