public void testCreateFromSizes() {
   LinkedHashMultimap<String, Integer> multimap = LinkedHashMultimap.create(20, 15);
   multimap.put("foo", 1);
   multimap.put("bar", 2);
   multimap.put("foo", 3);
   assertEquals(ImmutableSet.of(1, 3), multimap.get("foo"));
 }
 public void testCreateFromMultimap() {
   Multimap<String, Integer> multimap = LinkedHashMultimap.create();
   multimap.put("a", 1);
   multimap.put("b", 2);
   multimap.put("a", 3);
   multimap.put("c", 4);
   LinkedHashMultimap<String, Integer> copy = LinkedHashMultimap.create(multimap);
   new EqualsTester().addEqualityGroup(multimap, copy).testEquals();
 }
  public void testCreateFromIllegalSizes() {
    try {
      LinkedHashMultimap.create(-20, 15);
      fail();
    } catch (IllegalArgumentException expected) {
    }

    try {
      LinkedHashMultimap.create(20, -15);
      fail();
    } catch (IllegalArgumentException expected) {
    }
  }
 public void testValueSetHashTableExpansion() {
   LinkedHashMultimap<String, Integer> multimap = LinkedHashMultimap.create();
   for (int z = 1; z <= 100; z++) {
     multimap.put("a", z);
     // The Eclipse compiler (and hence GWT) rejects a parameterized cast.
     @SuppressWarnings("unchecked")
     LinkedHashMultimap<String, Integer>.ValueSet valueSet =
         (LinkedHashMultimap.ValueSet) multimap.backingMap().get("a");
     assertEquals(z, valueSet.size());
     assertFalse(
         Hashing.needsResizing(
             valueSet.size(),
             valueSet.hashTable.length,
             LinkedHashMultimap.VALUE_SET_LOAD_FACTOR));
   }
 }
Esempio n. 5
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  /** Builder of {@link ImportManager} instances. */
  public static class Builder {

    /**
     * Simple names of implicitly imported types, mapped to qualified name if that type is safe to
     * use, null otherwise.
     */
    private final SetMultimap<String, TypeReference> implicitImports = LinkedHashMultimap.create();

    /** Adds a type which is implicitly imported into the current compilation unit. */
    public Builder addImplicitImport(TypeReference type) {
      implicitImports.put(type.getSimpleName(), type);
      return this;
    }

    public ImportManager build() {
      Set<String> nonConflictingImports = new LinkedHashSet<String>();
      for (Set<TypeReference> importGroup : Multimaps.asMap(implicitImports).values()) {
        if (importGroup.size() == 1) {
          TypeReference implicitImport = getOnlyElement(importGroup);
          if (implicitImport.isTopLevel()) {
            nonConflictingImports.add(implicitImport.getQualifiedName());
          }
        }
      }
      return new ImportManager(implicitImports.keySet(), nonConflictingImports);
    }
  }
Esempio n. 6
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  public String configFile() {
    // Check template URL exists
    String templateUrl = driver.getEntity().getConfig(NginxController.SERVER_CONF_TEMPLATE_URL);
    ResourceUtils.create(this).checkUrlExists(templateUrl);

    // Check SSL configuration
    ProxySslConfig ssl = driver.getEntity().getConfig(NginxController.SSL_CONFIG);
    if (ssl != null
        && Strings.isEmpty(ssl.getCertificateDestination())
        && Strings.isEmpty(ssl.getCertificateSourceUrl())) {
      throw new IllegalStateException(
          "ProxySslConfig can't have a null certificateDestination and null certificateSourceUrl. One or both need to be set");
    }

    // For mapping by URL
    Iterable<UrlMapping> mappings = ((NginxController) driver.getEntity()).getUrlMappings();
    Multimap<String, UrlMapping> mappingsByDomain = LinkedHashMultimap.create();
    for (UrlMapping mapping : mappings) {
      Collection<String> addrs = mapping.getAttribute(UrlMapping.TARGET_ADDRESSES);
      if (addrs != null && addrs.size() > 0) {
        mappingsByDomain.put(mapping.getDomain(), mapping);
      }
    }
    Map<String, Object> substitutions =
        MutableMap.<String, Object>builder()
            .putIfNotNull("ssl", ssl)
            .put("urlMappings", mappings)
            .put("domainMappings", mappingsByDomain)
            .build();

    // Get template contents and process
    String contents = ResourceUtils.create(driver.getEntity()).getResourceAsString(templateUrl);
    return TemplateProcessor.processTemplateContents(contents, driver, substitutions);
  }
  private Multimap<String, String> computeUserParameters() {
    Multimap<String, String> result = LinkedHashMultimap.create();
    for (String key : suite.parameterNames()) {

      // first check if the user has specified values
      Collection<String> userValues = userParameterArguments.get(key);
      if (!userValues.isEmpty()) {
        result.putAll(key, userValues);
        // TODO: type convert 'em to validate?

      } else { // otherwise use the default values from the suite
        Set<String> values = suite.parameterValues(key);
        if (values.isEmpty()) {
          throw new ConfigurationException(
              key
                  + " has no values. "
                  + "Did you forget a -D"
                  + key
                  + "=<value> command line argument?");
        }
        result.putAll(key, values);
      }
    }
    return result;
  }
Esempio n. 8
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 @Override
 public Multimap<K, V> apply(Map<K, Set<V>> from) {
   Multimap<K, V> returnV = LinkedHashMultimap.create();
   for (Entry<K, Set<V>> entry : from.entrySet()) {
     for (V value : entry.getValue()) returnV.put(entry.getKey(), value);
   }
   return returnV;
 }
Esempio n. 9
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 public void testConstrainedTypePreservingSet() {
   SetMultimap<String, Integer> multimap =
       MapConstraints.constrainedSetMultimap(
           LinkedHashMultimap.<String, Integer>create(), TEST_CONSTRAINT);
   multimap.put("foo", 1);
   Map.Entry<String, Collection<Integer>> entry = multimap.asMap().entrySet().iterator().next();
   assertTrue(entry.getValue() instanceof Set);
 }
Esempio n. 10
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 public void testToString() {
   Multimap<String, Integer> multimap = LinkedHashMultimap.create();
   multimap.put("foo", 3);
   multimap.put("bar", 1);
   multimap.putAll("foo", Arrays.asList(-1, 2, 4));
   multimap.putAll("bar", Arrays.asList(2, 3));
   multimap.put("foo", 1);
   assertEquals("{foo=[3, -1, 2, 4, 1], bar=[1, 2, 3]}", multimap.toString());
 }
Esempio n. 11
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 private Multimap<String, Integer> initializeMultimap5() {
   Multimap<String, Integer> multimap = LinkedHashMultimap.create();
   multimap.put("foo", 5);
   multimap.put("bar", 4);
   multimap.put("foo", 3);
   multimap.put("cow", 2);
   multimap.put("bar", 1);
   return multimap;
 }
Esempio n. 12
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 public <S, P, R, D extends Pda<S, P>> D filterEdges(
     Pda<S, P> pda, Traverser<? super Pda<S, P>, S, R> traverser, PdaFactory<D, S, P, S> factory) {
   HashStack<TraversalItem<S, R>> trace = new HashStack<TraversalItem<S, R>>();
   R previous = traverser.enter(pda, pda.getStart(), null);
   if (previous == null)
     return factory == null ? null : factory.create(pda.getStart(), pda.getStop());
   Map<S, Integer> distances = new NfaUtil().distanceToFinalStateMap(pda);
   MappedComparator<S, Integer> distanceComp = new MappedComparator<S, Integer>(distances);
   trace.push(newItem(pda, distanceComp, distances, pda.getStart(), previous));
   Multimap<S, S> edges = LinkedHashMultimap.create();
   HashSet<S> states = Sets.newLinkedHashSet();
   HashSet<Pair<S, R>> success = Sets.newLinkedHashSet();
   states.add(pda.getStart());
   states.add(pda.getStop());
   ROOT:
   while (!trace.isEmpty()) {
     TraversalItem<S, R> current = trace.peek();
     while (current.followers.hasNext()) {
       S next = current.followers.next();
       R item = traverser.enter(pda, next, current.data);
       if (item != null) {
         if ((next == pda.getStop() && traverser.isSolution(item))
             || success.contains(Tuples.create(next, item))) {
           S s = null;
           for (TraversalItem<S, R> i : trace) {
             if (s != null) edges.put(s, i.state);
             states.add(i.state);
             success.add(Tuples.create(i.state, i.data));
             s = i.state;
           }
           edges.put(s, next);
         } else {
           if (trace.push(newItem(pda, distanceComp, distances, next, item))) continue ROOT;
         }
       }
     }
     trace.pop();
   }
   if (factory == null) return null;
   D result = factory.create(pda.getStart(), pda.getStop());
   Map<S, S> old2new = Maps.newLinkedHashMap();
   old2new.put(pda.getStart(), result.getStart());
   old2new.put(pda.getStop(), result.getStop());
   for (S old : states) {
     if (old == pda.getStart() || old == pda.getStop()) continue;
     else if (pda.getPop(old) != null) old2new.put(old, factory.createPop(result, old));
     else if (pda.getPush(old) != null) old2new.put(old, factory.createPush(result, old));
     else old2new.put(old, factory.createState(result, old));
   }
   for (S old : states) {
     List<S> followers = Lists.newArrayList();
     for (S f : edges.get(old)) followers.add(old2new.get(f));
     factory.setFollowers(result, old2new.get(old), followers);
   }
   return result;
 }
Esempio n. 13
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 /**
  * Replaces the current payload with one that is a urlencoded payload including the following
  * parameters and any formerly set.
  *
  * @see HttpRequest#getPayload()
  */
 public T addFormParams(Multimap<String, String> parameters) {
   checkNotNull(endpoint, "endpoint");
   Multimap<String, String> map =
       payload != null
           ? queryParser().apply(payload.getRawContent().toString())
           : LinkedHashMultimap.<String, String>create();
   map.putAll(parameters);
   payload = newUrlEncodedFormPayload(map);
   return self();
 }
    @Override
    public void run() {
      try {
        // Authenticate
        URLConnection connection = new URL(this.postURL).openConnection();

        JsonObject json;
        try (InputStream is = connection.getInputStream()) {
          if (is.available() == 0) {
            this.session.disconnect("Invalid username or session id!");
            return;
          }
          try {
            json = gson.fromJson(new InputStreamReader(is), JsonObject.class);
          } catch (Exception e) {
            LanternGame.log().warn("Username \"" + this.username + "\" failed to authenticate!");
            this.session.disconnect("Failed to verify username!");
            return;
          }
        }

        String name = json.get("name").getAsString();
        String id = json.get("id").getAsString();

        // Parse UUID
        UUID uuid;

        try {
          uuid = UUIDHelper.fromFlatString(id);
        } catch (IllegalArgumentException e) {
          LanternGame.log().error("Returned authentication UUID invalid: " + id, e);
          this.session.disconnect("Invalid UUID.");
          return;
        }

        JsonArray propsArray = json.getAsJsonArray("properties");

        // Parse properties
        Multimap<String, ProfileProperty> properties = LinkedHashMultimap.create();
        for (JsonElement element : propsArray) {
          JsonObject json0 = element.getAsJsonObject();
          String propName = json0.get("name").getAsString();
          String value = json0.get("value").getAsString();
          String signature = json0.has("signature") ? json0.get("signature").getAsString() : null;
          properties.put(propName, new LanternProfileProperty(propName, value, signature));
        }

        LanternGame.log().info("Finished authenticating.");
        this.session.messageReceived(
            new MessageLoginInFinish(new LanternGameProfile(uuid, name, properties)));
      } catch (Exception e) {
        LanternGame.log().error("Error in authentication thread", e);
        this.session.disconnect("Internal error during authentication.", true);
      }
    }
  @Test
  public void serializeEmpty() {
    // given
    Multimap<HttpMethod, RestParameter> map = LinkedHashMultimap.create();

    // when
    String serialized = serializer.serialize(map);

    // then
    assertEquals("{}", serialized);
  }
Esempio n. 16
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 /**
  * Replaces the current payload with one that is a urlencoded payload including the following
  * parameters and any formerly set.
  *
  * @see HttpRequest#getPayload()
  */
 public T replaceFormParams(Multimap<String, String> parameters) {
   checkNotNull(endpoint, "endpoint");
   Multimap<String, String> map =
       payload != null
           ? queryParser().apply(payload.getRawContent().toString())
           : LinkedHashMultimap.<String, String>create();
   for (Map.Entry<String, Collection<String>> entry : parameters.asMap().entrySet()) {
     map.replaceValues(entry.getKey(), entry.getValue());
   }
   payload = newUrlEncodedFormPayload(map);
   return self();
 }
  @Test
  public void serializeSimple() {
    // given
    Multimap<HttpMethod, RestParameter> map = LinkedHashMultimap.create();
    map.put(HttpMethod.GET, new RestParameter("a", 1));

    // when
    String serialized = serializer.serialize(map);

    // then
    assertEquals("{\"GET\":[{\"key\": \"a\", \"value\": \"1\"}]}", serialized);
  }
  /**
   * Initializes the PDPModel.
   *
   * @param twp The {@link rinde.sim.core.model.pdp.twpolicy.TimeWindowPolicy} which is used in the
   *     model.
   */
  public DefaultTripleDJPDPModel(TimeWindowPolicy twp) {
    timeWindowPolicy = twp;

    containerContents = LinkedHashMultimap.create();
    containerContentsSize = newLinkedHashMap();
    containerCapacities = newLinkedHashMap();
    pendingVehicleActions = newLinkedHashMap();
    vehicleState = newLinkedHashMap();
    parcelState = CategoryMap.create();

    eventDispatcher = new EventDispatcher(PDPModelEventType.values());
    roadModel = Optional.absent();
  }
 public SetMultimap<AbstractModule, FeatureProject> resolveResolutionContext(
     AbstractModule module, boolean scopeTest) {
   final SetMultimap<AbstractModule, FeatureProject> result = LinkedHashMultimap.create();
   for (FeatureProject featureProject : requiredFeatures) {
     result.get(featureProject.getParent().getParent()).add(featureProject);
   }
   if (scopeTest) {
     for (FeatureProject featureProject : requiredTestFeatures) {
       result.get(featureProject.getParent().getParent()).add(featureProject);
     }
   }
   return result;
 }
Esempio n. 20
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 @GwtIncompatible // SeriazableTester
 public void testSerializationOrderingKeysAndEntries() {
   Multimap<String, Integer> multimap = LinkedHashMultimap.create();
   multimap.put("a", 1);
   multimap.put("b", 2);
   multimap.put("a", 3);
   multimap.put("c", 4);
   multimap.remove("a", 1);
   multimap = SerializableTester.reserializeAndAssert(multimap);
   assertThat(multimap.keySet()).containsExactly("a", "b", "c").inOrder();
   assertThat(multimap.entries())
       .containsExactly(mapEntry("b", 2), mapEntry("a", 3), mapEntry("c", 4))
       .inOrder();
   // note that the keys and entries are in different orders
 }
 public void after(EObject grammarElement) {
   EObject foundGrammarElement = grammarElements.remove(grammarElements.size() - 1);
   if (grammarElement != foundGrammarElement)
     throw new IllegalStateException(
         "expected element: '" + grammarElement + "', but was: '" + foundGrammarElement + "'");
   if (grammarElement instanceof UnorderedGroup && indexToHandledElements != null) {
     indexToHandledElements.removeAll(grammarElements.size());
   } else if (!grammarElements.isEmpty()) {
     int index = grammarElements.size() - 1;
     if (grammarElements.get(index) instanceof UnorderedGroup) {
       if (indexToHandledElements == null) {
         indexToHandledElements = LinkedHashMultimap.create();
       }
       indexToHandledElements.put(index, (AbstractElement) grammarElement);
     }
   }
 }
  @Test
  public void serializeComplex() {
    // given
    Multimap<HttpMethod, RestParameter> map = LinkedHashMultimap.create();
    map.put(HttpMethod.GET, new RestParameter("a", 1));
    map.put(HttpMethod.GET, new RestParameter("b", false));
    map.put(HttpMethod.POST, new RestParameter("c", "some string"));
    map.put(HttpMethod.POST, new RestParameter("d", 29L));

    // when
    String serialized = serializer.serialize(map);

    // then
    assertEquals(
        "{\"GET\":[{\"key\": \"a\", \"value\": \"1\"}, {\"key\": \"b\", \"value\": \"false\"}],"
            + "\"POST\":[{\"key\": \"c\", \"value\": \"some string\"}, {\"key\": \"d\", \"value\": \"29\"}]}",
        serialized);
  }
Esempio n. 23
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  private GeoServerTileLayer mockTileLayer(String layerName, List<String> gridSetNames)
      throws Exception {

    GeoServerTileLayer tileLayer = mock(GeoServerTileLayer.class);
    when(tld.layerExists(eq(layerName))).thenReturn(true);
    when(tld.getTileLayer(eq(layerName))).thenReturn(tileLayer);
    when(tileLayer.getName()).thenReturn(layerName);
    when(tileLayer.isEnabled()).thenReturn(true);

    final MimeType mimeType1 = MimeType.createFromFormat("image/png");
    final MimeType mimeType2 = MimeType.createFromFormat("image/jpeg");
    when(tileLayer.getMimeTypes()).thenReturn(ImmutableList.of(mimeType1, mimeType2));

    Map<String, GridSubset> subsets = Maps.newHashMap();
    Multimap<SRS, GridSubset> bySrs = LinkedHashMultimap.create();

    GridSetBroker broker = gridSetBroker;

    for (String gsetName : gridSetNames) {
      GridSet gridSet = broker.get(gsetName);
      XMLGridSubset xmlGridSubset = new XMLGridSubset();
      String gridSetName = gridSet.getName();
      xmlGridSubset.setGridSetName(gridSetName);
      GridSubset gridSubSet = xmlGridSubset.getGridSubSet(broker);
      subsets.put(gsetName, gridSubSet);
      bySrs.put(gridSet.getSrs(), gridSubSet);

      when(tileLayer.getGridSubset(eq(gsetName))).thenReturn(gridSubSet);
    }
    for (SRS srs : bySrs.keySet()) {
      List<GridSubset> list = ImmutableList.copyOf(bySrs.get(srs));
      when(tileLayer.getGridSubsetsForSRS(eq(srs))).thenReturn(list);
    }
    when(tileLayer.getGridSubsets()).thenReturn(subsets.keySet());

    // sanity check
    for (String gsetName : gridSetNames) {
      assertTrue(tileLayer.getGridSubsets().contains(gsetName));
      assertNotNull(tileLayer.getGridSubset(gsetName));
    }

    return tileLayer;
  }
Esempio n. 24
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 public <S, P, T, D extends Pda<S, P>> D expand(
     Pda<S, P> pda,
     Function<S, Pda<S, P>> expand,
     Function<S, T> tokens,
     PdaFactory<D, S, P, T> fact) {
   D result = fact.create(tokens.apply(pda.getStart()), tokens.apply(pda.getStop()));
   Identity<S> identity = new Identity<S>();
   Map<S, S> idstates = Maps.newIdentityHashMap();
   Multimap<S, S> followers = LinkedHashMultimap.create();
   for (S s_old : nfaUtil.collect(pda)) {
     S s_new = idstates.get(s_old);
     if (s_new == null) {
       Pda<S, P> sub = expand.apply(s_old);
       if (sub != null) {
         S s_start = identity.get(fact.createPush(result, tokens.apply(s_old)));
         S s_stop = identity.get(fact.createPop(result, tokens.apply(s_old)));
         idstates.put(s_old, s_start);
         idstates.put(sub.getStart(), s_start);
         idstates.put(sub.getStop(), s_stop);
         followers.putAll(s_start, sub.getFollowers(sub.getStart()));
         followers.putAll(s_stop, pda.getFollowers(s_old));
         for (S f_old : nfaUtil.collect(sub))
           if (f_old != sub.getStart() && f_old != sub.getStop()) {
             S f_new = idstates.get(f_old);
             if (f_new == null) {
               idstates.put(f_old, f_new = clone(f_old, sub, result, tokens, fact, identity));
               followers.putAll(f_new, pda.getFollowers(f_old));
             }
           }
       } else {
         idstates.put(s_old, s_new = clone(s_old, pda, result, tokens, fact, identity));
         followers.putAll(s_new, pda.getFollowers(s_old));
       }
     }
   }
   for (Map.Entry<S, Collection<S>> entry : followers.asMap().entrySet()) {
     Set<S> f = Sets.newLinkedHashSet();
     for (S s : entry.getValue()) f.add(idstates.get(s));
     fact.setFollowers(result, entry.getKey(), f);
   }
   return result;
 }
Esempio n. 25
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  private List<RobotElement> groupedChildren(final List<? extends RobotElement> children) {
    final List<RobotElement> grouped = new ArrayList<>(children);
    final Multimap<SettingsGroup, RobotSetting> removedElements = LinkedHashMultimap.create();

    for (final RobotElement element : children) {
      if (element instanceof RobotSetting) {
        final RobotSetting setting = (RobotSetting) element;
        final SettingsGroup group = setting.getGroup();
        if (group != SettingsGroup.NO_GROUP) {
          grouped.remove(element);
          removedElements.put(group, setting);
        }
      }
    }
    for (final SettingsGroup key : removedElements.keySet()) {
      grouped.add(
          new ArtificialGroupingRobotElement(key, new ArrayList<>(removedElements.get(key))));
    }
    return grouped;
  }
Esempio n. 26
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  @Override
  public ImmutableMultimap<Attribute, Label> computeAspectDependencies(Target target)
      throws InterruptedException {
    if (!(target instanceof Rule)) {
      return ImmutableMultimap.of();
    }

    Multimap<Attribute, Label> result = LinkedHashMultimap.create();
    for (Attribute attribute : ((Rule) target).getAttributes()) {
      for (Class<? extends AspectFactory<?, ?, ?>> aspectFactory : attribute.getAspects()) {
        AspectDefinition.addAllAttributesOfAspect(
            (Rule) target,
            result,
            AspectFactory.Util.create(aspectFactory).getDefinition(),
            Rule.ALL_DEPS);
      }
    }

    return ImmutableMultimap.copyOf(result);
  }
    public HttpResponse apply(Response nativeResponse) {

      InputStream in = null;
      try {
        in =
            BaseHttpCommandExecutorService.consumeOnClose(nativeResponse.getResponseBodyAsStream());
      } catch (IOException e) {
        Closeables.closeQuietly(in);
        propagate(e);
        assert false : "should have propagated exception";
      }

      Payload payload = in != null ? Payloads.newInputStreamPayload(in) : null;
      HttpResponse response =
          new HttpResponse(nativeResponse.getStatusCode(), nativeResponse.getStatusText(), payload);
      Multimap<String, String> headers = LinkedHashMultimap.create();
      for (Entry<String, List<String>> header : nativeResponse.getHeaders()) {
        headers.putAll(header.getKey(), header.getValue());
      }
      utils.setPayloadPropertiesFromHeaders(headers, response);
      return response;
    }
Esempio n. 28
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  public void testToStringNullExact() {
    Multimap<String, Integer> multimap = LinkedHashMultimap.create();

    multimap.put("foo", 3);
    multimap.put("foo", -1);
    multimap.put(null, null);
    multimap.put("bar", 1);
    multimap.put("foo", 2);
    multimap.put(null, 0);
    multimap.put("bar", 2);
    multimap.put("bar", null);
    multimap.put("foo", null);
    multimap.put("foo", 4);
    multimap.put(null, -1);
    multimap.put("bar", 3);
    multimap.put("bar", 1);
    multimap.put("foo", 1);

    assertEquals(
        "{foo=[3, -1, 2, null, 4, 1], null=[null, 0, -1], bar=[1, 2, null, 3]}",
        multimap.toString());
  }
Esempio n. 29
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  private void identifyDuplicates(List<ModContainer> mods) {
    TreeMultimap<ModContainer, File> dupsearch =
        TreeMultimap.create(new ModIdComparator(), Ordering.arbitrary());
    for (ModContainer mc : mods) {
      if (mc.getSource() != null) {
        dupsearch.put(mc, mc.getSource());
      }
    }

    ImmutableMultiset<ModContainer> duplist = Multisets.copyHighestCountFirst(dupsearch.keys());
    SetMultimap<ModContainer, File> dupes = LinkedHashMultimap.create();
    for (Entry<ModContainer> e : duplist.entrySet()) {
      if (e.getCount() > 1) {
        FMLLog.severe(
            "Found a duplicate mod %s at %s",
            e.getElement().getModId(), dupsearch.get(e.getElement()));
        dupes.putAll(e.getElement(), dupsearch.get(e.getElement()));
      }
    }
    if (!dupes.isEmpty()) {
      throw new DuplicateModsFoundException(dupes);
    }
  }
Esempio n. 30
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 @Override
 public Boolean caseAlternatives(Alternatives object) {
   Multimap<String, AbstractElement> prevAssignedFeatures = assignedFeatures;
   Multimap<String, AbstractElement> mergedAssignedFeatures = LinkedHashMultimap.create();
   for (AbstractElement element : object.getElements()) {
     assignedFeatures = newMultimap(prevAssignedFeatures);
     doSwitch(element);
     mergedAssignedFeatures.putAll(assignedFeatures);
   }
   if (GrammarUtil.isOptionalCardinality(object)) {
     mergedAssignedFeatures.putAll(prevAssignedFeatures);
   }
   assignedFeatures = mergedAssignedFeatures;
   if (GrammarUtil.isMultipleCardinality(object)) {
     prevAssignedFeatures = assignedFeatures;
     for (AbstractElement element : object.getElements()) {
       assignedFeatures = newMultimap(prevAssignedFeatures);
       doSwitch(element);
       mergedAssignedFeatures.putAll(assignedFeatures);
     }
     assignedFeatures = mergedAssignedFeatures;
   }
   return Boolean.FALSE;
 }