Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Not A Problem
    • Affects Version/s: 4.x
    • Fix Version/s: None
    • Component/s: None
    • Environment:

      Java 9b125

      Description

      Current codebase does not compile with JDK9 (build 125): 28 errors below.

      I am not sure if this is a bug of JDK9 of a stricter compilation rule with generics.

      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/BagUtils.java:98: error: incompatible types: Bag<CAP#1> cannot be converted to Bag<E>
      [javac] return UnmodifiableBag.unmodifiableBag(bag);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>unmodifiableBag(Bag<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/CollectionUtils.java:795: error: incompatible types: Collection<CAP#1> cannot be converted to Collection<C>
      [javac] final Collection<C> resultCollection = collect(collection, transformer);
      [javac] ^
      [javac] where C is a type-variable:
      [javac] C extends Object declared in method <C>transform(Collection<C>,Transformer<? super C,? extends C>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends C from capture of ? extends C
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/CollectionUtils.java:1835: error: incompatible types: Collection<CAP#1> cannot be converted to Collection<C>
      [javac] return UnmodifiableCollection.unmodifiableCollection(collection);
      [javac] ^
      [javac] where C is a type-variable:
      [javac] C extends Object declared in method <C>unmodifiableCollection(Collection<? extends C>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends C from capture of ? extends C
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/FluentIterable.java:311: error: incompatible types: FluentIterable<CAP#1> cannot be converted to FluentIterable<O>
      [javac] return of(IterableUtils.transformedIterable(iterable, transformer));
      [javac] ^
      [javac] where O,E are type-variables:
      [javac] O extends Object declared in method <O>transform(Transformer<? super E,? extends O>)
      [javac] E extends Object declared in class FluentIterable
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends O from capture of ? extends O
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/IterableUtils.java:429: error: incompatible types: Iterator<CAP#1> cannot be converted to Iterator<O>
      [javac] return IteratorUtils.transformedIterator(iterable.iterator(), transformer);
      [javac] ^
      [javac] where O,I are type-variables:
      [javac] O extends Object declared in method <I,O>transformedIterable(Iterable<I>,Transformer<? super I,? extends O>)
      [javac] I extends Object declared in method <I,O>transformedIterable(Iterable<I>,Transformer<? super I,? extends O>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends O from capture of ? extends O
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/IterableUtils.java:833: error: no suitable method found for partition(Iterable<CAP#1>,Factory<List<O#1>>,Predicate<? super O#1>[])
      [javac] return partition(iterable, factory, predicates);
      [javac] ^
      [javac] method IterableUtils.<O#1>partition(Iterable<? extends O#1>,Predicate<? super O#1>) is not applicable
      [javac] (cannot infer type-variable(s) O#1
      [javac] (actual and formal argument lists differ in length))
      [javac] method IterableUtils.<O#2>partition(Iterable<? extends O#2>,Predicate<? super O#2>...) is not applicable
      [javac] (cannot infer type-variable(s) O#2
      [javac] (varargs mismatch; Factory<List<O#1>> cannot be converted to Predicate<? super O#2>))
      [javac] method IterableUtils.<O#3,R>partition(Iterable<? extends O#3>,Factory<R>,Predicate<? super O#3>...) is not applicable
      [javac] (cannot infer type-variable(s) O#3,R
      [javac] (varargs mismatch; Predicate<? super O#1>[] cannot be converted to Predicate<? super O#3>))
      [javac] where O#1,O#2,O#3,R are type-variables:
      [javac] O#1 extends Object declared in method <O#1>partition(Iterable<? extends O#1>,Predicate<? super O#1>)
      [javac] O#2 extends Object declared in method <O#2>partition(Iterable<? extends O#2>,Predicate<? super O#2>...)
      [javac] O#3 extends Object declared in method <O#3,R>partition(Iterable<? extends O#3>,Factory<R>,Predicate<? super O#3>...)
      [javac] R extends Collection<O#3> declared in method <O#3,R>partition(Iterable<? extends O#3>,Factory<R>,Predicate<? super O#3>...)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends O#1 from capture of ? extends O#1
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/IterableUtils.java:873: error: no suitable method found for partition(Iterable<CAP#1>,Factory<List<O#1>>,Predicate<? super O#1>[])
      [javac] return partition(iterable, factory, predicates);
      [javac] ^
      [javac] method IterableUtils.<O#2>partition(Iterable<? extends O#2>,Predicate<? super O#2>) is not applicable
      [javac] (cannot infer type-variable(s) O#2
      [javac] (actual and formal argument lists differ in length))
      [javac] method IterableUtils.<O#1>partition(Iterable<? extends O#1>,Predicate<? super O#1>...) is not applicable
      [javac] (cannot infer type-variable(s) O#1
      [javac] (varargs mismatch; Factory<List<O#1>> cannot be converted to Predicate<? super O#1>))
      [javac] method IterableUtils.<O#3,R>partition(Iterable<? extends O#3>,Factory<R>,Predicate<? super O#3>...) is not applicable
      [javac] (cannot infer type-variable(s) O#3,R
      [javac] (varargs mismatch; Predicate<? super O#1>[] cannot be converted to Predicate<? super O#3>))
      [javac] where O#1,O#2,O#3,R are type-variables:
      [javac] O#1 extends Object declared in method <O#1>partition(Iterable<? extends O#1>,Predicate<? super O#1>...)
      [javac] O#2 extends Object declared in method <O#2>partition(Iterable<? extends O#2>,Predicate<? super O#2>)
      [javac] O#3 extends Object declared in method <O#3,R>partition(Iterable<? extends O#3>,Factory<R>,Predicate<? super O#3>...)
      [javac] R extends Collection<O#3> declared in method <O#3,R>partition(Iterable<? extends O#3>,Factory<R>,Predicate<? super O#3>...)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends O#1 from capture of ? extends O#1
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/IteratorUtils.java:438: error: incompatible types: BoundedIterator<CAP#1> cannot be converted to BoundedIterator<E>
      [javac] return boundedIterator(iterator, 0, max);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>boundedIterator(Iterator<? extends E>,long)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/IteratorUtils.java:862: error: incompatible types: PeekingIterator<CAP#1> cannot be converted to Iterator<E>
      [javac] return PeekingIterator.peekingIterator(iterator);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>peekingIterator(Iterator<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/IteratorUtils.java:878: error: incompatible types: PushbackIterator<CAP#1> cannot be converted to Iterator<E>
      [javac] return PushbackIterator.pushbackIterator(iterator);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>pushbackIterator(Iterator<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/IteratorUtils.java:1086: error: incompatible types: List<CAP#1> cannot be converted to List<E>
      [javac] final List<E> list = toList(iterator, 100);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>toArray(Iterator<? extends E>,Class<E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/IteratorUtils.java:1104: error: incompatible types: List<CAP#1> cannot be converted to List<E>
      [javac] return toList(iterator, 10);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>toList(Iterator<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/ListUtils.java:394: error: incompatible types: List<CAP#1> cannot be converted to List<E>
      [javac] return UnmodifiableList.unmodifiableList(list);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>unmodifiableList(List<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/MapUtils.java:1272: error: incompatible types: Map<CAP#1,CAP#2> cannot be converted to Map<K,V>
      [javac] return UnmodifiableMap.unmodifiableMap(map);
      [javac] ^
      [javac] where K,V are type-variables:
      [javac] K extends Object declared in method <K,V>unmodifiableMap(Map<? extends K,? extends V>)
      [javac] V extends Object declared in method <K,V>unmodifiableMap(Map<? extends K,? extends V>)
      [javac] where CAP#1,CAP#2 are fresh type-variables:
      [javac] CAP#1 extends K from capture of ? extends K
      [javac] CAP#2 extends V from capture of ? extends V
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/MapUtils.java:1537: error: incompatible types: SortedMap<K,CAP#1> cannot be converted to SortedMap<K,V>
      [javac] return UnmodifiableSortedMap.unmodifiableSortedMap(map);
      [javac] ^
      [javac] where K,V are type-variables:
      [javac] K extends Object declared in method <K,V>unmodifiableSortedMap(SortedMap<K,? extends V>)
      [javac] V extends Object declared in method <K,V>unmodifiableSortedMap(SortedMap<K,? extends V>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends V from capture of ? extends V
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/MultiSetUtils.java:85: error: incompatible types: MultiSet<CAP#1> cannot be converted to MultiSet<E>
      [javac] return UnmodifiableMultiSet.unmodifiableMultiSet(multiset);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>unmodifiableMultiSet(MultiSet<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/PredicateUtils.java:537: error: incompatible types: Predicate<CAP#1> cannot be converted to Predicate<T>
      [javac] return TransformedPredicate.transformedPredicate(transformer, predicate);
      [javac] ^
      [javac] where T is a type-variable:
      [javac] T extends Object declared in method <T>transformedPredicate(Transformer<? super T,? extends T>,Predicate<? super T>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends T from capture of ? extends T
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/QueueUtils.java:56: error: incompatible types: Queue<CAP#1> cannot be converted to Queue<E>
      [javac] return UnmodifiableQueue.unmodifiableQueue(queue);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>unmodifiableQueue(Queue<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/SetUtils.java:225: error: incompatible types: Set<CAP#1> cannot be converted to Set<E>
      [javac] return UnmodifiableSet.unmodifiableSet(set);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>unmodifiableSet(Set<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/SetUtils.java:505: error: incompatible types: Iterator<CAP#1> cannot be converted to Iterator<E>
      [javac] return IteratorUtils.filteredIterator(a.iterator(), notContainedInB);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>difference(Set<? extends E>,Set<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/SetUtils.java:543: error: incompatible types: Iterator<CAP#1> cannot be converted to Iterator<E>
      [javac] return IteratorUtils.filteredIterator(a.iterator(), containedInB);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in method <E>intersection(Set<? extends E>,Set<? extends E>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/TransformerUtils.java:187: error: incompatible types: no instance(s) of type variable(s) I#1 exist so that Transformer<I#1,CAP#1> conforms to Transformer<I#2,O#2>
      [javac] return FactoryTransformer.factoryTransformer(factory);
      [javac] ^
      [javac] where I#1,O#1,O#2,I#2 are type-variables:
      [javac] I#1 extends Object declared in method <I#1,O#1>factoryTransformer(Factory<? extends O#1>)
      [javac] O#1 extends Object declared in method <I#1,O#1>factoryTransformer(Factory<? extends O#1>)
      [javac] O#2 extends Object declared in method <I#2,O#2>asTransformer(Factory<? extends O#2>)
      [javac] I#2 extends Object declared in method <I#2,O#2>asTransformer(Factory<? extends O#2>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends O#2 from capture of ? extends O#2
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/TransformerUtils.java:235: error: incompatible types: Transformer<CAP#1,CAP#1> cannot be converted to Transformer<T,T>
      [javac] return IfTransformer.ifTransformer(predicate, trueTransformer);
      [javac] ^
      [javac] where T is a type-variable:
      [javac] T extends Object declared in method <T>ifTransformer(Predicate<? super T>,Transformer<? super T,? extends T>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends T from capture of ? extends T
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/TransformerUtils.java:428: error: incompatible types: no instance(s) of type variable(s) I#1 exist so that Transformer<I#1,CAP#1> conforms to Transformer<I#2,O#2>
      [javac] return MapTransformer.mapTransformer(map);
      [javac] ^
      [javac] where I#1,O#1,O#2,I#2 are type-variables:
      [javac] I#1 extends Object declared in method <I#1,O#1>mapTransformer(Map<? super I#1,? extends O#1>)
      [javac] O#1 extends Object declared in method <I#1,O#1>mapTransformer(Map<? super I#1,? extends O#1>)
      [javac] O#2 extends Object declared in method <I#2,O#2>mapTransformer(Map<? super I#2,? extends O#2>)
      [javac] I#2 extends Object declared in method <I#2,O#2>mapTransformer(Map<? super I#2,? extends O#2>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends O#2 from capture of ? extends O#2
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/TrieUtils.java:46: error: incompatible types: Trie<K,CAP#1> cannot be converted to Trie<K,V>
      [javac] return UnmodifiableTrie.unmodifiableTrie(trie);
      [javac] ^
      [javac] where K,V are type-variables:
      [javac] K extends Object declared in method <K,V>unmodifiableTrie(Trie<K,? extends V>)
      [javac] V extends Object declared in method <K,V>unmodifiableTrie(Trie<K,? extends V>)
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends V from capture of ? extends V
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/iterators/IteratorIterable.java:118: error: incompatible types: Iterator<CAP#1> cannot be converted to Iterator<E>
      [javac] this.typeSafeIterator = createTypesafeIterator(this.iterator);
      [javac] ^
      [javac] where E is a type-variable:
      [javac] E extends Object declared in class IteratorIterable
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends E from capture of ? extends E
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/collections4/multimap/TransformedMultiValuedMap.java:162: error: incompatible types: FluentIterable<CAP#1> cannot be converted to Iterable<V>
      [javac] final Iterable<V> transformedValues = FluentIterable.of(values).transform(valueTransformer);
      [javac] ^
      [javac] where V is a type-variable:
      [javac] V extends Object declared in class TransformedMultiValuedMap
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends V from capture of ? extends V
      [javac] /var/lib/jenkins/jobs/Java-EarlyAccess-JOSM-Plugins/workspace/jdk/JDK9/apache-commons/src/org/apache/commons/imaging/util/Debug.java:125: error: incompatible types: ArrayList<CAP#1> cannot be converted to List<Object>
      [javac] final List<Object> keys = new ArrayList<>(map.keySet());
      [javac] ^
      [javac] where CAP#1 is a fresh type-variable:
      [javac] CAP#1 extends Object from capture of ?
      [javac] 28 errors
      [javac] 1 warning

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            • Assignee:
              Unassigned
              Reporter:
              Don-vip Vincent Privat
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              • Created:
                Updated:
                Resolved: