7157893: Warnings Cleanup in java.util.*
Summary: Minor code changes to cleanup warnings in java.util.*
Reviewed-by: mduigou, naoto, smarks
Contributed-by: Remi Forax <forax@univ-mlv.fr>
--- a/jdk/src/share/classes/java/util/AbstractCollection.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/AbstractCollection.java Tue Apr 17 12:21:56 2012 -0700
@@ -170,6 +170,7 @@
* @throws ArrayStoreException {@inheritDoc}
* @throws NullPointerException {@inheritDoc}
*/
+ @SuppressWarnings("unchecked")
public <T> T[] toArray(T[] a) {
// Estimate size of array; be prepared to see more or fewer elements
int size = size();
@@ -216,6 +217,7 @@
* @return array containing the elements in the given array, plus any
* further elements returned by the iterator, trimmed to size
*/
+ @SuppressWarnings("unchecked")
private static <T> T[] finishToArray(T[] r, Iterator<?> it) {
int i = r.length;
while (it.hasNext()) {
--- a/jdk/src/share/classes/java/util/AbstractList.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/AbstractList.java Tue Apr 17 12:21:56 2012 -0700
@@ -516,7 +516,7 @@
return false;
ListIterator<E> e1 = listIterator();
- ListIterator e2 = ((List) o).listIterator();
+ ListIterator<?> e2 = ((List<?>) o).listIterator();
while (e1.hasNext() && e2.hasNext()) {
E o1 = e1.next();
Object o2 = e2.next();
--- a/jdk/src/share/classes/java/util/AbstractMap.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/AbstractMap.java Tue Apr 17 12:21:56 2012 -0700
@@ -443,7 +443,7 @@
if (!(o instanceof Map))
return false;
- Map<K,V> m = (Map<K,V>) o;
+ Map<?,?> m = (Map<?,?>) o;
if (m.size() != size())
return false;
@@ -534,7 +534,7 @@
* @return a shallow copy of this map
*/
protected Object clone() throws CloneNotSupportedException {
- AbstractMap<K,V> result = (AbstractMap<K,V>)super.clone();
+ AbstractMap<?,?> result = (AbstractMap<?,?>)super.clone();
result.keySet = null;
result.values = null;
return result;
@@ -652,7 +652,7 @@
public boolean equals(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry e = (Map.Entry)o;
+ Map.Entry<?,?> e = (Map.Entry<?,?>)o;
return eq(key, e.getKey()) && eq(value, e.getValue());
}
@@ -783,7 +783,7 @@
public boolean equals(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry e = (Map.Entry)o;
+ Map.Entry<?,?> e = (Map.Entry<?,?>)o;
return eq(key, e.getKey()) && eq(value, e.getValue());
}
--- a/jdk/src/share/classes/java/util/AbstractSet.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/AbstractSet.java Tue Apr 17 12:21:56 2012 -0700
@@ -88,7 +88,7 @@
if (!(o instanceof Set))
return false;
- Collection c = (Collection) o;
+ Collection<?> c = (Collection<?>) o;
if (c.size() != size())
return false;
try {
--- a/jdk/src/share/classes/java/util/ArrayDeque.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/ArrayDeque.java Tue Apr 17 12:21:56 2012 -0700
@@ -813,7 +813,8 @@
*/
public ArrayDeque<E> clone() {
try {
- ArrayDeque<E> result = (ArrayDeque<E>) super.clone();
+ @SuppressWarnings("unchecked")
+ ArrayDeque<E> result = (ArrayDeque<E>) super.clone();
result.elements = Arrays.copyOf(elements, elements.length);
return result;
@@ -849,6 +850,7 @@
/**
* Deserialize this deque.
*/
+ @SuppressWarnings("unchecked")
private void readObject(ObjectInputStream s)
throws IOException, ClassNotFoundException {
s.defaultReadObject();
--- a/jdk/src/share/classes/java/util/ArrayList.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/ArrayList.java Tue Apr 17 12:21:56 2012 -0700
@@ -300,8 +300,7 @@
*/
public Object clone() {
try {
- @SuppressWarnings("unchecked")
- ArrayList<E> v = (ArrayList<E>) super.clone();
+ ArrayList<?> v = (ArrayList<?>) super.clone();
v.elementData = Arrays.copyOf(elementData, size);
v.modCount = 0;
return v;
--- a/jdk/src/share/classes/java/util/Arrays.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/Arrays.java Tue Apr 17 12:21:56 2012 -0700
@@ -560,6 +560,7 @@
* off is the offset to generate corresponding low, high in src
* To be removed in a future release.
*/
+ @SuppressWarnings({ "unchecked", "rawtypes" })
private static void mergeSort(Object[] src,
Object[] dest,
int low,
@@ -746,6 +747,7 @@
* off is the offset into src corresponding to low in dest
* To be removed in a future release.
*/
+ @SuppressWarnings({ "rawtypes", "unchecked" })
private static void mergeSort(Object[] src,
Object[] dest,
int low, int high, int off,
@@ -1477,8 +1479,10 @@
while (low <= high) {
int mid = (low + high) >>> 1;
- Comparable midVal = (Comparable)a[mid];
- int cmp = midVal.compareTo(key);
+ @SuppressWarnings("rawtypes")
+ Comparable midVal = (Comparable)a[mid];
+ @SuppressWarnings("unchecked")
+ int cmp = midVal.compareTo(key);
if (cmp < 0)
low = mid + 1;
@@ -2215,6 +2219,7 @@
* @throws NullPointerException if <tt>original</tt> is null
* @since 1.6
*/
+ @SuppressWarnings("unchecked")
public static <T> T[] copyOf(T[] original, int newLength) {
return (T[]) copyOf(original, newLength, original.getClass());
}
@@ -2242,6 +2247,7 @@
* @since 1.6
*/
public static <T,U> T[] copyOf(U[] original, int newLength, Class<? extends T[]> newType) {
+ @SuppressWarnings("unchecked")
T[] copy = ((Object)newType == (Object)Object[].class)
? (T[]) new Object[newLength]
: (T[]) Array.newInstance(newType.getComponentType(), newLength);
@@ -2470,8 +2476,9 @@
* @throws NullPointerException if <tt>original</tt> is null
* @since 1.6
*/
+ @SuppressWarnings("unchecked")
public static <T> T[] copyOfRange(T[] original, int from, int to) {
- return copyOfRange(original, from, to, (Class<T[]>) original.getClass());
+ return copyOfRange(original, from, to, (Class<? extends T[]>) original.getClass());
}
/**
@@ -2509,6 +2516,7 @@
int newLength = to - from;
if (newLength < 0)
throw new IllegalArgumentException(from + " > " + to);
+ @SuppressWarnings("unchecked")
T[] copy = ((Object)newType == (Object)Object[].class)
? (T[]) new Object[newLength]
: (T[]) Array.newInstance(newType.getComponentType(), newLength);
@@ -2851,6 +2859,7 @@
return a.clone();
}
+ @SuppressWarnings("unchecked")
public <T> T[] toArray(T[] a) {
int size = size();
if (a.length < size)
@@ -3634,7 +3643,7 @@
if (element == null) {
buf.append("null");
} else {
- Class eClass = element.getClass();
+ Class<?> eClass = element.getClass();
if (eClass.isArray()) {
if (eClass == byte[].class)
--- a/jdk/src/share/classes/java/util/Calendar.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/Calendar.java Tue Apr 17 12:21:56 2012 -0700
@@ -840,7 +840,7 @@
* of a Locale.
*/
private static final ConcurrentMap<Locale, int[]> cachedLocaleData
- = new ConcurrentHashMap<Locale, int[]>(3);
+ = new ConcurrentHashMap<>(3);
// Special values of stamp[]
/**
@@ -1499,7 +1499,7 @@
DateFormatSymbols symbols = DateFormatSymbols.getInstance(locale);
String[] strings = getFieldStrings(field, style, symbols);
if (strings != null) {
- Map<String,Integer> names = new HashMap<String,Integer>();
+ Map<String,Integer> names = new HashMap<>();
for (int i = 0; i < strings.length; i++) {
if (strings[i].length() == 0) {
continue;
--- a/jdk/src/share/classes/java/util/Collections.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/Collections.java Tue Apr 17 12:21:56 2012 -0700
@@ -150,6 +150,7 @@
* detects that the natural ordering of the list elements is
* found to violate the {@link Comparable} contract
*/
+ @SuppressWarnings("unchecked")
public static <T extends Comparable<? super T>> void sort(List<T> list) {
Object[] a = list.toArray();
Arrays.sort(a);
@@ -212,13 +213,14 @@
* @throws IllegalArgumentException (optional) if the comparator is
* found to violate the {@link Comparator} contract
*/
+ @SuppressWarnings({ "unchecked", "rawtypes" })
public static <T> void sort(List<T> list, Comparator<? super T> c) {
Object[] a = list.toArray();
Arrays.sort(a, (Comparator)c);
- ListIterator i = list.listIterator();
+ ListIterator<T> i = list.listIterator();
for (int j=0; j<a.length; j++) {
i.next();
- i.set(a[j]);
+ i.set((T)a[j]);
}
}
@@ -357,9 +359,10 @@
* or the search key is not mutually comparable with the
* elements of the list using this comparator.
*/
+ @SuppressWarnings("unchecked")
public static <T> int binarySearch(List<? extends T> list, T key, Comparator<? super T> c) {
if (c==null)
- return binarySearch((List) list, key);
+ return binarySearch((List<? extends Comparable<? super T>>) list, key);
if (list instanceof RandomAccess || list.size()<BINARYSEARCH_THRESHOLD)
return Collections.indexedBinarySearch(list, key, c);
@@ -406,9 +409,6 @@
return -(low + 1); // key not found
}
- private interface SelfComparable extends Comparable<SelfComparable> {}
-
-
/**
* Reverses the order of the elements in the specified list.<p>
*
@@ -418,12 +418,16 @@
* @throws UnsupportedOperationException if the specified list or
* its list-iterator does not support the <tt>set</tt> operation.
*/
+ @SuppressWarnings({ "rawtypes", "unchecked" })
public static void reverse(List<?> list) {
int size = list.size();
if (size < REVERSE_THRESHOLD || list instanceof RandomAccess) {
for (int i=0, mid=size>>1, j=size-1; i<mid; i++, j--)
swap(list, i, j);
} else {
+ // instead of using a raw type here, it's possible to capture
+ // the wildcard but it will require a call to a supplementary
+ // private method
ListIterator fwd = list.listIterator();
ListIterator rev = list.listIterator(size);
for (int i=0, mid=list.size()>>1; i<mid; i++) {
@@ -493,6 +497,7 @@
* @throws UnsupportedOperationException if the specified list or its
* list-iterator does not support the <tt>set</tt> operation.
*/
+ @SuppressWarnings({ "rawtypes", "unchecked" })
public static void shuffle(List<?> list, Random rnd) {
int size = list.size();
if (size < SHUFFLE_THRESHOLD || list instanceof RandomAccess) {
@@ -506,6 +511,9 @@
swap(arr, i-1, rnd.nextInt(i));
// Dump array back into list
+ // instead of using a raw type here, it's possible to capture
+ // the wildcard but it will require a call to a supplementary
+ // private method
ListIterator it = list.listIterator();
for (int i=0; i<arr.length; i++) {
it.next();
@@ -527,7 +535,11 @@
* || j < 0 || j >= list.size()).
* @since 1.4
*/
+ @SuppressWarnings({ "rawtypes", "unchecked" })
public static void swap(List<?> list, int i, int j) {
+ // instead of using a raw type here, it's possible to capture
+ // the wildcard but it will require a call to a supplementary
+ // private method
final List l = list;
l.set(i, l.set(j, l.get(i)));
}
@@ -657,9 +669,10 @@
* @throws NoSuchElementException if the collection is empty.
* @see Comparable
*/
+ @SuppressWarnings({ "unchecked", "rawtypes" })
public static <T> T min(Collection<? extends T> coll, Comparator<? super T> comp) {
if (comp==null)
- return (T)min((Collection<SelfComparable>) (Collection) coll);
+ return (T)min((Collection) coll);
Iterator<? extends T> i = coll.iterator();
T candidate = i.next();
@@ -727,9 +740,10 @@
* @throws NoSuchElementException if the collection is empty.
* @see Comparable
*/
+ @SuppressWarnings({ "unchecked", "rawtypes" })
public static <T> T max(Collection<? extends T> coll, Comparator<? super T> comp) {
if (comp==null)
- return (T)max((Collection<SelfComparable>) (Collection) coll);
+ return (T)max((Collection) coll);
Iterator<? extends T> i = coll.iterator();
T candidate = i.next();
@@ -1389,7 +1403,9 @@
extends UnmodifiableSet<Map.Entry<K,V>> {
private static final long serialVersionUID = 7854390611657943733L;
+ @SuppressWarnings({ "unchecked", "rawtypes" })
UnmodifiableEntrySet(Set<? extends Map.Entry<? extends K, ? extends V>> s) {
+ // Need to cast to raw in order to work around a limitation in the type system
super((Set)s);
}
public Iterator<Map.Entry<K,V>> iterator() {
@@ -1408,13 +1424,15 @@
};
}
+ @SuppressWarnings("unchecked")
public Object[] toArray() {
Object[] a = c.toArray();
for (int i=0; i<a.length; i++)
- a[i] = new UnmodifiableEntry<>((Map.Entry<K,V>)a[i]);
+ a[i] = new UnmodifiableEntry<>((Map.Entry<? extends K, ? extends V>)a[i]);
return a;
}
+ @SuppressWarnings("unchecked")
public <T> T[] toArray(T[] a) {
// We don't pass a to c.toArray, to avoid window of
// vulnerability wherein an unscrupulous multithreaded client
@@ -1422,7 +1440,7 @@
Object[] arr = c.toArray(a.length==0 ? a : Arrays.copyOf(a, 0));
for (int i=0; i<arr.length; i++)
- arr[i] = new UnmodifiableEntry<>((Map.Entry<K,V>)arr[i]);
+ arr[i] = new UnmodifiableEntry<>((Map.Entry<? extends K, ? extends V>)arr[i]);
if (arr.length > a.length)
return (T[])arr;
@@ -1464,7 +1482,7 @@
if (!(o instanceof Set))
return false;
- Set s = (Set) o;
+ Set<?> s = (Set<?>) o;
if (s.size() != c.size())
return false;
return containsAll(s); // Invokes safe containsAll() above
@@ -1493,7 +1511,7 @@
return true;
if (!(o instanceof Map.Entry))
return false;
- Map.Entry t = (Map.Entry)o;
+ Map.Entry<?,?> t = (Map.Entry<?,?>)o;
return eq(e.getKey(), t.getKey()) &&
eq(e.getValue(), t.getValue());
}
--- a/jdk/src/share/classes/java/util/ComparableTimSort.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/ComparableTimSort.java Tue Apr 17 12:21:56 2012 -0700
@@ -114,7 +114,6 @@
// Allocate temp storage (which may be increased later if necessary)
int len = a.length;
- @SuppressWarnings({"unchecked", "UnnecessaryLocalVariable"})
Object[] newArray = new Object[len < 2 * INITIAL_TMP_STORAGE_LENGTH ?
len >>> 1 : INITIAL_TMP_STORAGE_LENGTH];
tmp = newArray;
@@ -209,14 +208,13 @@
* @param start the index of the first element in the range that is
* not already known to be sorted ({@code lo <= start <= hi})
*/
- @SuppressWarnings("fallthrough")
+ @SuppressWarnings({ "fallthrough", "rawtypes", "unchecked" })
private static void binarySort(Object[] a, int lo, int hi, int start) {
assert lo <= start && start <= hi;
if (start == lo)
start++;
for ( ; start < hi; start++) {
- @SuppressWarnings("unchecked")
- Comparable<Object> pivot = (Comparable) a[start];
+ Comparable pivot = (Comparable) a[start];
// Set left (and right) to the index where a[start] (pivot) belongs
int left = lo;
@@ -279,7 +277,7 @@
* @return the length of the run beginning at the specified position in
* the specified array
*/
- @SuppressWarnings("unchecked")
+ @SuppressWarnings({ "unchecked", "rawtypes" })
private static int countRunAndMakeAscending(Object[] a, int lo, int hi) {
assert lo < hi;
int runHi = lo + 1;
@@ -614,7 +612,7 @@
* (must be aBase + aLen)
* @param len2 length of second run to be merged (must be > 0)
*/
- @SuppressWarnings("unchecked")
+ @SuppressWarnings({ "unchecked", "rawtypes" })
private void mergeLo(int base1, int len1, int base2, int len2) {
assert len1 > 0 && len2 > 0 && base1 + len1 == base2;
@@ -731,7 +729,7 @@
* (must be aBase + aLen)
* @param len2 length of second run to be merged (must be > 0)
*/
- @SuppressWarnings("unchecked")
+ @SuppressWarnings({ "unchecked", "rawtypes" })
private void mergeHi(int base1, int len1, int base2, int len2) {
assert len1 > 0 && len2 > 0 && base1 + len1 == base2;
@@ -865,7 +863,6 @@
else
newSize = Math.min(newSize, a.length >>> 1);
- @SuppressWarnings({"unchecked", "UnnecessaryLocalVariable"})
Object[] newArray = new Object[newSize];
tmp = newArray;
}
--- a/jdk/src/share/classes/java/util/Currency.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/Currency.java Tue Apr 17 12:21:56 2012 -0700
@@ -404,7 +404,7 @@
public static Set<Currency> getAvailableCurrencies() {
synchronized(Currency.class) {
if (available == null) {
- available = new HashSet<Currency>(256);
+ available = new HashSet<>(256);
// Add simple currencies first
for (char c1 = 'A'; c1 <= 'Z'; c1 ++) {
--- a/jdk/src/share/classes/java/util/EnumMap.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/EnumMap.java Tue Apr 17 12:21:56 2012 -0700
@@ -120,11 +120,12 @@
return (value == null ? NULL : value);
}
+ @SuppressWarnings("unchecked")
private V unmaskNull(Object value) {
- return (V) (value == NULL ? null : value);
+ return (V)(value == NULL ? null : value);
}
- private static final Enum[] ZERO_LENGTH_ENUM_ARRAY = new Enum[0];
+ private static final Enum<?>[] ZERO_LENGTH_ENUM_ARRAY = new Enum<?>[0];
/**
* Creates an empty enum map with the specified key type.
@@ -218,12 +219,12 @@
* key
*/
public boolean containsKey(Object key) {
- return isValidKey(key) && vals[((Enum)key).ordinal()] != null;
+ return isValidKey(key) && vals[((Enum<?>)key).ordinal()] != null;
}
private boolean containsMapping(Object key, Object value) {
return isValidKey(key) &&
- maskNull(value).equals(vals[((Enum)key).ordinal()]);
+ maskNull(value).equals(vals[((Enum<?>)key).ordinal()]);
}
/**
@@ -243,7 +244,7 @@
*/
public V get(Object key) {
return (isValidKey(key) ?
- unmaskNull(vals[((Enum)key).ordinal()]) : null);
+ unmaskNull(vals[((Enum<?>)key).ordinal()]) : null);
}
// Modification Operations
@@ -285,7 +286,7 @@
public V remove(Object key) {
if (!isValidKey(key))
return null;
- int index = ((Enum)key).ordinal();
+ int index = ((Enum<?>)key).ordinal();
Object oldValue = vals[index];
vals[index] = null;
if (oldValue != null)
@@ -296,7 +297,7 @@
private boolean removeMapping(Object key, Object value) {
if (!isValidKey(key))
return false;
- int index = ((Enum)key).ordinal();
+ int index = ((Enum<?>)key).ordinal();
if (maskNull(value).equals(vals[index])) {
vals[index] = null;
size--;
@@ -314,7 +315,7 @@
return false;
// Cheaper than instanceof Enum followed by getDeclaringClass
- Class keyClass = key.getClass();
+ Class<?> keyClass = key.getClass();
return keyClass == keyType || keyClass.getSuperclass() == keyType;
}
@@ -331,8 +332,7 @@
*/
public void putAll(Map<? extends K, ? extends V> m) {
if (m instanceof EnumMap) {
- EnumMap<? extends K, ? extends V> em =
- (EnumMap<? extends K, ? extends V>)m;
+ EnumMap<?, ?> em = (EnumMap<?, ?>)m;
if (em.keyType != keyType) {
if (em.isEmpty())
return;
@@ -476,13 +476,13 @@
public boolean contains(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry entry = (Map.Entry)o;
+ Map.Entry<?,?> entry = (Map.Entry<?,?>)o;
return containsMapping(entry.getKey(), entry.getValue());
}
public boolean remove(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry entry = (Map.Entry)o;
+ Map.Entry<?,?> entry = (Map.Entry<?,?>)o;
return removeMapping(entry.getKey(), entry.getValue());
}
public int size() {
@@ -610,7 +610,7 @@
if (!(o instanceof Map.Entry))
return false;
- Map.Entry e = (Map.Entry)o;
+ Map.Entry<?,?> e = (Map.Entry<?,?>)o;
V ourValue = unmaskNull(vals[index]);
Object hisValue = e.getValue();
return (e.getKey() == keyUniverse[index] &&
@@ -655,11 +655,11 @@
if (this == o)
return true;
if (o instanceof EnumMap)
- return equals((EnumMap)o);
+ return equals((EnumMap<?,?>)o);
if (!(o instanceof Map))
return false;
- Map<K,V> m = (Map<K,V>)o;
+ Map<?,?> m = (Map<?,?>)o;
if (size != m.size())
return false;
@@ -680,7 +680,7 @@
return true;
}
- private boolean equals(EnumMap em) {
+ private boolean equals(EnumMap<?,?> em) {
if (em.keyType != keyType)
return size == 0 && em.size == 0;
@@ -721,6 +721,7 @@
*
* @return a shallow copy of this enum map
*/
+ @SuppressWarnings("unchecked")
public EnumMap<K, V> clone() {
EnumMap<K, V> result = null;
try {
@@ -736,7 +737,7 @@
* Throws an exception if e is not of the correct type for this enum set.
*/
private void typeCheck(K key) {
- Class keyClass = key.getClass();
+ Class<?> keyClass = key.getClass();
if (keyClass != keyType && keyClass.getSuperclass() != keyType)
throw new ClassCastException(keyClass + " != " + keyType);
}
@@ -785,6 +786,7 @@
* Reconstitute the <tt>EnumMap</tt> instance from a stream (i.e.,
* deserialize it).
*/
+ @SuppressWarnings("unchecked")
private void readObject(java.io.ObjectInputStream s)
throws java.io.IOException, ClassNotFoundException
{
--- a/jdk/src/share/classes/java/util/EnumSet.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/EnumSet.java Tue Apr 17 12:21:56 2012 -0700
@@ -88,11 +88,11 @@
/**
* All of the values comprising T. (Cached for performance.)
*/
- final Enum[] universe;
+ final Enum<?>[] universe;
- private static Enum[] ZERO_LENGTH_ENUM_ARRAY = new Enum[0];
+ private static Enum<?>[] ZERO_LENGTH_ENUM_ARRAY = new Enum<?>[0];
- EnumSet(Class<E>elementType, Enum[] universe) {
+ EnumSet(Class<E>elementType, Enum<?>[] universe) {
this.elementType = elementType;
this.universe = universe;
}
@@ -105,7 +105,7 @@
* @throws NullPointerException if <tt>elementType</tt> is null
*/
public static <E extends Enum<E>> EnumSet<E> noneOf(Class<E> elementType) {
- Enum[] universe = getUniverse(elementType);
+ Enum<?>[] universe = getUniverse(elementType);
if (universe == null)
throw new ClassCastException(elementType + " not an enum");
@@ -358,6 +358,7 @@
*
* @return a copy of this set
*/
+ @SuppressWarnings("unchecked")
public EnumSet<E> clone() {
try {
return (EnumSet<E>) super.clone();
@@ -375,7 +376,7 @@
* Throws an exception if e is not of the correct type for this enum set.
*/
final void typeCheck(E e) {
- Class eClass = e.getClass();
+ Class<?> eClass = e.getClass();
if (eClass != elementType && eClass.getSuperclass() != elementType)
throw new ClassCastException(eClass + " != " + elementType);
}
@@ -413,16 +414,19 @@
*
* @serial
*/
- private final Enum[] elements;
+ private final Enum<?>[] elements;
SerializationProxy(EnumSet<E> set) {
elementType = set.elementType;
elements = set.toArray(ZERO_LENGTH_ENUM_ARRAY);
}
+ // instead of cast to E, we should perhaps use elementType.cast()
+ // to avoid injection of forged stream, but it will slow the implementation
+ @SuppressWarnings("unchecked")
private Object readResolve() {
EnumSet<E> result = EnumSet.noneOf(elementType);
- for (Enum e : elements)
+ for (Enum<?> e : elements)
result.add((E)e);
return result;
}
--- a/jdk/src/share/classes/java/util/HashMap.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/HashMap.java Tue Apr 17 12:21:56 2012 -0700
@@ -146,7 +146,7 @@
/**
* The table, resized as necessary. Length MUST Always be a power of two.
*/
- transient Entry[] table;
+ transient Entry<?,?>[] table;
/**
* The number of key-value mappings contained in this map.
@@ -311,16 +311,17 @@
*
* @see #put(Object, Object)
*/
+ @SuppressWarnings("unchecked")
public V get(Object key) {
if (key == null)
- return getForNullKey();
+ return (V)getForNullKey();
int hash = hash(key.hashCode());
- for (Entry<K,V> e = table[indexFor(hash, table.length)];
+ for (Entry<?,?> e = table[indexFor(hash, table.length)];
e != null;
e = e.next) {
Object k;
if (e.hash == hash && ((k = e.key) == key || key.equals(k)))
- return e.value;
+ return (V)e.value;
}
return null;
}
@@ -332,8 +333,8 @@
* operations (get and put), but incorporated with conditionals in
* others.
*/
- private V getForNullKey() {
- for (Entry<K,V> e = table[0]; e != null; e = e.next) {
+ private Object getForNullKey() {
+ for (Entry<?,?> e = table[0]; e != null; e = e.next) {
if (e.key == null)
return e.value;
}
@@ -357,15 +358,16 @@
* HashMap. Returns null if the HashMap contains no mapping
* for the key.
*/
+ @SuppressWarnings("unchecked")
final Entry<K,V> getEntry(Object key) {
int hash = (key == null) ? 0 : hash(key.hashCode());
- for (Entry<K,V> e = table[indexFor(hash, table.length)];
+ for (Entry<?,?> e = table[indexFor(hash, table.length)];
e != null;
e = e.next) {
Object k;
if (e.hash == hash &&
((k = e.key) == key || (key != null && key.equals(k))))
- return e;
+ return (Entry<K,V>)e;
}
return null;
}
@@ -388,7 +390,9 @@
return putForNullKey(value);
int hash = hash(key.hashCode());
int i = indexFor(hash, table.length);
- for (Entry<K,V> e = table[i]; e != null; e = e.next) {
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)table[i];
+ for(; e != null; e = e.next) {
Object k;
if (e.hash == hash && ((k = e.key) == key || key.equals(k))) {
V oldValue = e.value;
@@ -407,7 +411,9 @@
* Offloaded version of put for null keys
*/
private V putForNullKey(V value) {
- for (Entry<K,V> e = table[0]; e != null; e = e.next) {
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)table[0];
+ for(; e != null; e = e.next) {
if (e.key == null) {
V oldValue = e.value;
e.value = value;
@@ -435,7 +441,8 @@
* clone or deserialize. It will only happen for construction if the
* input Map is a sorted map whose ordering is inconsistent w/ equals.
*/
- for (Entry<K,V> e = table[i]; e != null; e = e.next) {
+ for (@SuppressWarnings("unchecked")
+ Entry<?,V> e = (Entry<?,V>)table[i]; e != null; e = e.next) {
Object k;
if (e.hash == hash &&
((k = e.key) == key || (key != null && key.equals(k)))) {
@@ -467,14 +474,14 @@
* is irrelevant).
*/
void resize(int newCapacity) {
- Entry[] oldTable = table;
+ Entry<?,?>[] oldTable = table;
int oldCapacity = oldTable.length;
if (oldCapacity == MAXIMUM_CAPACITY) {
threshold = Integer.MAX_VALUE;
return;
}
- Entry[] newTable = new Entry[newCapacity];
+ Entry<?,?>[] newTable = new Entry<?,?>[newCapacity];
transfer(newTable);
table = newTable;
threshold = (int)(newCapacity * loadFactor);
@@ -483,17 +490,18 @@
/**
* Transfers all entries from current table to newTable.
*/
- void transfer(Entry[] newTable) {
- Entry[] src = table;
+ @SuppressWarnings("unchecked")
+ void transfer(Entry<?,?>[] newTable) {
+ Entry<?,?>[] src = table;
int newCapacity = newTable.length;
for (int j = 0; j < src.length; j++) {
- Entry<K,V> e = src[j];
+ Entry<K,V> e = (Entry<K,V>)src[j];
if (e != null) {
src[j] = null;
do {
Entry<K,V> next = e.next;
int i = indexFor(e.hash, newCapacity);
- e.next = newTable[i];
+ e.next = (Entry<K,V>)newTable[i];
newTable[i] = e;
e = next;
} while (e != null);
@@ -560,7 +568,8 @@
final Entry<K,V> removeEntryForKey(Object key) {
int hash = (key == null) ? 0 : hash(key.hashCode());
int i = indexFor(hash, table.length);
- Entry<K,V> prev = table[i];
+ @SuppressWarnings("unchecked")
+ Entry<K,V> prev = (Entry<K,V>)table[i];
Entry<K,V> e = prev;
while (e != null) {
@@ -591,11 +600,12 @@
if (!(o instanceof Map.Entry))
return null;
- Map.Entry<K,V> entry = (Map.Entry<K,V>) o;
+ Map.Entry<?,?> entry = (Map.Entry<?,?>) o;
Object key = entry.getKey();
int hash = (key == null) ? 0 : hash(key.hashCode());
int i = indexFor(hash, table.length);
- Entry<K,V> prev = table[i];
+ @SuppressWarnings("unchecked")
+ Entry<K,V> prev = (Entry<K,V>)table[i];
Entry<K,V> e = prev;
while (e != null) {
@@ -623,7 +633,7 @@
*/
public void clear() {
modCount++;
- Entry[] tab = table;
+ Entry<?,?>[] tab = table;
for (int i = 0; i < tab.length; i++)
tab[i] = null;
size = 0;
@@ -641,9 +651,9 @@
if (value == null)
return containsNullValue();
- Entry[] tab = table;
+ Entry<?,?>[] tab = table;
for (int i = 0; i < tab.length ; i++)
- for (Entry e = tab[i] ; e != null ; e = e.next)
+ for (Entry<?,?> e = tab[i] ; e != null ; e = e.next)
if (value.equals(e.value))
return true;
return false;
@@ -653,9 +663,9 @@
* Special-case code for containsValue with null argument
*/
private boolean containsNullValue() {
- Entry[] tab = table;
+ Entry<?,?>[] tab = table;
for (int i = 0; i < tab.length ; i++)
- for (Entry e = tab[i] ; e != null ; e = e.next)
+ for (Entry<?,?> e = tab[i] ; e != null ; e = e.next)
if (e.value == null)
return true;
return false;
@@ -667,6 +677,7 @@
*
* @return a shallow copy of this map
*/
+ @SuppressWarnings("unchecked")
public Object clone() {
HashMap<K,V> result = null;
try {
@@ -674,7 +685,7 @@
} catch (CloneNotSupportedException e) {
// assert false;
}
- result.table = new Entry[table.length];
+ result.table = new Entry<?,?>[table.length];
result.entrySet = null;
result.modCount = 0;
result.size = 0;
@@ -717,7 +728,7 @@
public final boolean equals(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry e = (Map.Entry)o;
+ Map.Entry<?,?> e = (Map.Entry<?,?>)o;
Object k1 = getKey();
Object k2 = e.getKey();
if (k1 == k2 || (k1 != null && k1.equals(k2))) {
@@ -762,7 +773,8 @@
* Subclass overrides this to alter the behavior of put method.
*/
void addEntry(int hash, K key, V value, int bucketIndex) {
- Entry<K,V> e = table[bucketIndex];
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)table[bucketIndex];
table[bucketIndex] = new Entry<>(hash, key, value, e);
if (size++ >= threshold)
resize(2 * table.length);
@@ -777,21 +789,22 @@
* clone, and readObject.
*/
void createEntry(int hash, K key, V value, int bucketIndex) {
- Entry<K,V> e = table[bucketIndex];
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)table[bucketIndex];
table[bucketIndex] = new Entry<>(hash, key, value, e);
size++;
}
private abstract class HashIterator<E> implements Iterator<E> {
- Entry<K,V> next; // next entry to return
+ Entry<?,?> next; // next entry to return
int expectedModCount; // For fast-fail
int index; // current slot
- Entry<K,V> current; // current entry
+ Entry<?,?> current; // current entry
HashIterator() {
expectedModCount = modCount;
if (size > 0) { // advance to first entry
- Entry[] t = table;
+ Entry<?,?>[] t = table;
while (index < t.length && (next = t[index++]) == null)
;
}
@@ -801,20 +814,21 @@
return next != null;
}
+ @SuppressWarnings("unchecked")
final Entry<K,V> nextEntry() {
if (modCount != expectedModCount)
throw new ConcurrentModificationException();
- Entry<K,V> e = next;
+ Entry<?,?> e = next;
if (e == null)
throw new NoSuchElementException();
if ((next = e.next) == null) {
- Entry[] t = table;
+ Entry<?,?>[] t = table;
while (index < t.length && (next = t[index++]) == null)
;
}
current = e;
- return e;
+ return (Entry<K,V>)e;
}
public void remove() {
@@ -965,7 +979,7 @@
public boolean contains(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry<K,V> e = (Map.Entry<K,V>) o;
+ Map.Entry<?,?> e = (Map.Entry<?,?>) o;
Entry<K,V> candidate = getEntry(e.getKey());
return candidate != null && candidate.equals(e);
}
@@ -1039,8 +1053,10 @@
// Read the keys and values, and put the mappings in the HashMap
for (int i=0; i<size; i++) {
- K key = (K) s.readObject();
- V value = (V) s.readObject();
+ @SuppressWarnings("unchecked")
+ K key = (K) s.readObject();
+ @SuppressWarnings("unchecked")
+ V value = (V) s.readObject();
putForCreate(key, value);
}
}
--- a/jdk/src/share/classes/java/util/HashSet.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/HashSet.java Tue Apr 17 12:21:56 2012 -0700
@@ -247,6 +247,7 @@
*
* @return a shallow copy of this set
*/
+ @SuppressWarnings("unchecked")
public Object clone() {
try {
HashSet<E> newSet = (HashSet<E>) super.clone();
@@ -296,7 +297,7 @@
// Read in HashMap capacity and load factor and create backing HashMap
int capacity = s.readInt();
float loadFactor = s.readFloat();
- map = (((HashSet)this) instanceof LinkedHashSet ?
+ map = (((HashSet<?>)this) instanceof LinkedHashSet ?
new LinkedHashMap<E,Object>(capacity, loadFactor) :
new HashMap<E,Object>(capacity, loadFactor));
@@ -305,7 +306,8 @@
// Read in all elements in the proper order.
for (int i=0; i<size; i++) {
- E e = (E) s.readObject();
+ @SuppressWarnings("unchecked")
+ E e = (E) s.readObject();
map.put(e, PRESENT);
}
}
--- a/jdk/src/share/classes/java/util/Hashtable.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/Hashtable.java Tue Apr 17 12:21:56 2012 -0700
@@ -129,7 +129,7 @@
/**
* The hash table data.
*/
- private transient Entry[] table;
+ private transient Entry<?,?>[] table;
/**
* The total number of entries in the hash table.
@@ -182,7 +182,7 @@
if (initialCapacity==0)
initialCapacity = 1;
this.loadFactor = loadFactor;
- table = new Entry[initialCapacity];
+ table = new Entry<?,?>[initialCapacity];
threshold = (int)(initialCapacity * loadFactor);
}
@@ -288,9 +288,9 @@
throw new NullPointerException();
}
- Entry tab[] = table;
+ Entry<?,?> tab[] = table;
for (int i = tab.length ; i-- > 0 ;) {
- for (Entry<K,V> e = tab[i] ; e != null ; e = e.next) {
+ for (Entry<?,?> e = tab[i] ; e != null ; e = e.next) {
if (e.value.equals(value)) {
return true;
}
@@ -326,10 +326,10 @@
* @see #contains(Object)
*/
public synchronized boolean containsKey(Object key) {
- Entry tab[] = table;
+ Entry<?,?> tab[] = table;
int hash = key.hashCode();
int index = (hash & 0x7FFFFFFF) % tab.length;
- for (Entry<K,V> e = tab[index] ; e != null ; e = e.next) {
+ for (Entry<?,?> e = tab[index] ; e != null ; e = e.next) {
if ((e.hash == hash) && e.key.equals(key)) {
return true;
}
@@ -352,13 +352,14 @@
* @throws NullPointerException if the specified key is null
* @see #put(Object, Object)
*/
+ @SuppressWarnings("unchecked")
public synchronized V get(Object key) {
- Entry tab[] = table;
+ Entry<?,?> tab[] = table;
int hash = key.hashCode();
int index = (hash & 0x7FFFFFFF) % tab.length;
- for (Entry<K,V> e = tab[index] ; e != null ; e = e.next) {
+ for (Entry<?,?> e = tab[index] ; e != null ; e = e.next) {
if ((e.hash == hash) && e.key.equals(key)) {
- return e.value;
+ return (V)e.value;
}
}
return null;
@@ -379,9 +380,10 @@
* number of keys in the hashtable exceeds this hashtable's capacity
* and load factor.
*/
+ @SuppressWarnings("unchecked")
protected void rehash() {
int oldCapacity = table.length;
- Entry[] oldMap = table;
+ Entry<?,?>[] oldMap = table;
// overflow-conscious code
int newCapacity = (oldCapacity << 1) + 1;
@@ -391,19 +393,19 @@
return;
newCapacity = MAX_ARRAY_SIZE;
}
- Entry[] newMap = new Entry[newCapacity];
+ Entry<?,?>[] newMap = new Entry<?,?>[newCapacity];
modCount++;
threshold = (int)(newCapacity * loadFactor);
table = newMap;
for (int i = oldCapacity ; i-- > 0 ;) {
- for (Entry<K,V> old = oldMap[i] ; old != null ; ) {
+ for (Entry<K,V> old = (Entry<K,V>)oldMap[i] ; old != null ; ) {
Entry<K,V> e = old;
old = old.next;
int index = (e.hash & 0x7FFFFFFF) % newCapacity;
- e.next = newMap[index];
+ e.next = (Entry<K,V>)newMap[index];
newMap[index] = e;
}
}
@@ -433,13 +435,15 @@
}
// Makes sure the key is not already in the hashtable.
- Entry tab[] = table;
+ Entry<?,?> tab[] = table;
int hash = key.hashCode();
int index = (hash & 0x7FFFFFFF) % tab.length;
- for (Entry<K,V> e = tab[index] ; e != null ; e = e.next) {
- if ((e.hash == hash) && e.key.equals(key)) {
- V old = e.value;
- e.value = value;
+ @SuppressWarnings("unchecked")
+ Entry<K,V> entry = (Entry<K,V>)tab[index];
+ for(; entry != null ; entry = entry.next) {
+ if ((entry.hash == hash) && entry.key.equals(key)) {
+ V old = entry.value;
+ entry.value = value;
return old;
}
}
@@ -454,7 +458,8 @@
}
// Creates the new entry.
- Entry<K,V> e = tab[index];
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)tab[index];
tab[index] = new Entry<>(hash, key, value, e);
count++;
return null;
@@ -470,10 +475,12 @@
* @throws NullPointerException if the key is <code>null</code>
*/
public synchronized V remove(Object key) {
- Entry tab[] = table;
+ Entry<?,?> tab[] = table;
int hash = key.hashCode();
int index = (hash & 0x7FFFFFFF) % tab.length;
- for (Entry<K,V> e = tab[index], prev = null ; e != null ; prev = e, e = e.next) {
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)tab[index];
+ for(Entry<K,V> prev = null ; e != null ; prev = e, e = e.next) {
if ((e.hash == hash) && e.key.equals(key)) {
modCount++;
if (prev != null) {
@@ -508,7 +515,7 @@
* Clears this hashtable so that it contains no keys.
*/
public synchronized void clear() {
- Entry tab[] = table;
+ Entry<?,?> tab[] = table;
modCount++;
for (int index = tab.length; --index >= 0; )
tab[index] = null;
@@ -524,11 +531,11 @@
*/
public synchronized Object clone() {
try {
- Hashtable<K,V> t = (Hashtable<K,V>) super.clone();
- t.table = new Entry[table.length];
+ Hashtable<?,?> t = (Hashtable<?,?>)super.clone();
+ t.table = new Entry<?,?>[table.length];
for (int i = table.length ; i-- > 0 ; ) {
t.table[i] = (table[i] != null)
- ? (Entry<K,V>) table[i].clone() : null;
+ ? (Entry<?,?>) table[i].clone() : null;
}
t.keySet = null;
t.entrySet = null;
@@ -675,13 +682,13 @@
public boolean contains(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry entry = (Map.Entry)o;
+ Map.Entry<?,?> entry = (Map.Entry<?,?>)o;
Object key = entry.getKey();
- Entry[] tab = table;
+ Entry<?,?>[] tab = table;
int hash = key.hashCode();
int index = (hash & 0x7FFFFFFF) % tab.length;
- for (Entry e = tab[index]; e != null; e = e.next)
+ for (Entry<?,?> e = tab[index]; e != null; e = e.next)
if (e.hash==hash && e.equals(entry))
return true;
return false;
@@ -690,14 +697,15 @@
public boolean remove(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry<K,V> entry = (Map.Entry<K,V>) o;
- K key = entry.getKey();
- Entry[] tab = table;
+ Map.Entry<?,?> entry = (Map.Entry<?,?>) o;
+ Object key = entry.getKey();
+ Entry<?,?>[] tab = table;
int hash = key.hashCode();
int index = (hash & 0x7FFFFFFF) % tab.length;
- for (Entry<K,V> e = tab[index], prev = null; e != null;
- prev = e, e = e.next) {
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)tab[index];
+ for(Entry<K,V> prev = null; e != null; prev = e, e = e.next) {
if (e.hash==hash && e.equals(entry)) {
modCount++;
if (prev != null)
@@ -776,7 +784,7 @@
if (!(o instanceof Map))
return false;
- Map<K,V> t = (Map<K,V>) o;
+ Map<?,?> t = (Map<?,?>) o;
if (t.size() != size())
return false;
@@ -826,9 +834,9 @@
return h; // Returns zero
loadFactor = -loadFactor; // Mark hashCode computation in progress
- Entry[] tab = table;
+ Entry<?,?>[] tab = table;
for (int i = 0; i < tab.length; i++)
- for (Entry e = tab[i]; e != null; e = e.next)
+ for (Entry<?,?> e = tab[i]; e != null; e = e.next)
h += e.key.hashCode() ^ e.value.hashCode();
loadFactor = -loadFactor; // Mark hashCode computation complete
@@ -859,7 +867,7 @@
// Stack copies of the entries in the table
for (int index = 0; index < table.length; index++) {
- Entry entry = table[index];
+ Entry<?,?> entry = table[index];
while (entry != null) {
entryStack =
@@ -899,14 +907,15 @@
length--;
if (origlength > 0 && length > origlength)
length = origlength;
-
- Entry[] table = new Entry[length];
+ Entry<?,?>[] table = new Entry<?,?>[length];
count = 0;
// Read the number of elements and then all the key/value objects
for (; elements > 0; elements--) {
- K key = (K)s.readObject();
- V value = (V)s.readObject();
+ @SuppressWarnings("unchecked")
+ K key = (K)s.readObject();
+ @SuppressWarnings("unchecked")
+ V value = (V)s.readObject();
// synch could be eliminated for performance
reconstitutionPut(table, key, value);
}
@@ -924,7 +933,7 @@
* because we are creating a new instance. Also, no return value
* is needed.
*/
- private void reconstitutionPut(Entry[] tab, K key, V value)
+ private void reconstitutionPut(Entry<?,?>[] tab, K key, V value)
throws StreamCorruptedException
{
if (value == null) {
@@ -934,13 +943,14 @@
// This should not happen in deserialized version.
int hash = key.hashCode();
int index = (hash & 0x7FFFFFFF) % tab.length;
- for (Entry<K,V> e = tab[index] ; e != null ; e = e.next) {
+ for (Entry<?,?> e = tab[index] ; e != null ; e = e.next) {
if ((e.hash == hash) && e.key.equals(key)) {
throw new java.io.StreamCorruptedException();
}
}
// Creates the new entry.
- Entry<K,V> e = tab[index];
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)tab[index];
tab[index] = new Entry<>(hash, key, value, e);
count++;
}
@@ -961,6 +971,7 @@
this.next = next;
}
+ @SuppressWarnings("unchecked")
protected Object clone() {
return new Entry<>(hash, key, value,
(next==null ? null : (Entry<K,V>) next.clone()));
@@ -988,7 +999,7 @@
public boolean equals(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry e = (Map.Entry)o;
+ Map.Entry<?,?> e = (Map.Entry<?,?>)o;
return (key==null ? e.getKey()==null : key.equals(e.getKey())) &&
(value==null ? e.getValue()==null : value.equals(e.getValue()));
@@ -1016,10 +1027,10 @@
* by passing an Enumeration.
*/
private class Enumerator<T> implements Enumeration<T>, Iterator<T> {
- Entry[] table = Hashtable.this.table;
+ Entry<?,?>[] table = Hashtable.this.table;
int index = table.length;
- Entry<K,V> entry = null;
- Entry<K,V> lastReturned = null;
+ Entry<?,?> entry = null;
+ Entry<?,?> lastReturned = null;
int type;
/**
@@ -1041,9 +1052,9 @@
}
public boolean hasMoreElements() {
- Entry<K,V> e = entry;
+ Entry<?,?> e = entry;
int i = index;
- Entry[] t = table;
+ Entry<?,?>[] t = table;
/* Use locals for faster loop iteration */
while (e == null && i > 0) {
e = t[--i];
@@ -1053,10 +1064,11 @@
return e != null;
}
+ @SuppressWarnings("unchecked")
public T nextElement() {
- Entry<K,V> et = entry;
+ Entry<?,?> et = entry;
int i = index;
- Entry[] t = table;
+ Entry<?,?>[] t = table;
/* Use locals for faster loop iteration */
while (et == null && i > 0) {
et = t[--i];
@@ -1064,7 +1076,7 @@
entry = et;
index = i;
if (et != null) {
- Entry<K,V> e = lastReturned = entry;
+ Entry<?,?> e = lastReturned = entry;
entry = e.next;
return type == KEYS ? (T)e.key : (type == VALUES ? (T)e.value : (T)e);
}
@@ -1091,11 +1103,12 @@
throw new ConcurrentModificationException();
synchronized(Hashtable.this) {
- Entry[] tab = Hashtable.this.table;
+ Entry<?,?>[] tab = Hashtable.this.table;
int index = (lastReturned.hash & 0x7FFFFFFF) % tab.length;
- for (Entry<K,V> e = tab[index], prev = null; e != null;
- prev = e, e = e.next) {
+ @SuppressWarnings("unchecked")
+ Entry<K,V> e = (Entry<K,V>)tab[index];
+ for(Entry<K,V> prev = null; e != null; prev = e, e = e.next) {
if (e == lastReturned) {
modCount++;
expectedModCount++;
--- a/jdk/src/share/classes/java/util/IdentityHashMap.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/IdentityHashMap.java Tue Apr 17 12:21:56 2012 -0700
@@ -327,6 +327,7 @@
*
* @see #put(Object, Object)
*/
+ @SuppressWarnings("unchecked")
public V get(Object key) {
Object k = maskNull(key);
Object[] tab = table;
@@ -431,7 +432,8 @@
Object item;
while ( (item = tab[i]) != null) {
if (item == k) {
- V oldValue = (V) tab[i + 1];
+ @SuppressWarnings("unchecked")
+ V oldValue = (V) tab[i + 1];
tab[i + 1] = value;
return oldValue;
}
@@ -524,7 +526,8 @@
if (item == k) {
modCount++;
size--;
- V oldValue = (V) tab[i + 1];
+ @SuppressWarnings("unchecked")
+ V oldValue = (V) tab[i + 1];
tab[i + 1] = null;
tab[i] = null;
closeDeletion(i);
@@ -638,7 +641,7 @@
if (o == this) {
return true;
} else if (o instanceof IdentityHashMap) {
- IdentityHashMap m = (IdentityHashMap) o;
+ IdentityHashMap<?,?> m = (IdentityHashMap<?,?>) o;
if (m.size() != size)
return false;
@@ -650,7 +653,7 @@
}
return true;
} else if (o instanceof Map) {
- Map m = (Map)o;
+ Map<?,?> m = (Map<?,?>)o;
return entrySet().equals(m.entrySet());
} else {
return false; // o is not a Map
@@ -698,7 +701,7 @@
*/
public Object clone() {
try {
- IdentityHashMap<K,V> m = (IdentityHashMap<K,V>) super.clone();
+ IdentityHashMap<?,?> m = (IdentityHashMap<?,?>) super.clone();
m.entrySet = null;
m.table = table.clone();
return m;
@@ -768,7 +771,7 @@
int len = tab.length;
int d = deletedSlot;
- K key = (K) tab[d];
+ Object key = tab[d];
tab[d] = null; // vacate the slot
tab[d + 1] = null;
@@ -818,12 +821,14 @@
}
private class KeyIterator extends IdentityHashMapIterator<K> {
+ @SuppressWarnings("unchecked")
public K next() {
return (K) unmaskNull(traversalTable[nextIndex()]);
}
}
private class ValueIterator extends IdentityHashMapIterator<V> {
+ @SuppressWarnings("unchecked")
public V next() {
return (V) traversalTable[nextIndex() + 1];
}
@@ -854,16 +859,19 @@
this.index = index;
}
+ @SuppressWarnings("unchecked")
public K getKey() {
checkIndexForEntryUse();
return (K) unmaskNull(traversalTable[index]);
}
+ @SuppressWarnings("unchecked")
public V getValue() {
checkIndexForEntryUse();
return (V) traversalTable[index+1];
}
+ @SuppressWarnings("unchecked")
public V setValue(V value) {
checkIndexForEntryUse();
V oldValue = (V) traversalTable[index+1];
@@ -880,7 +888,7 @@
if (!(o instanceof Map.Entry))
return false;
- Map.Entry e = (Map.Entry)o;
+ Map.Entry<?,?> e = (Map.Entry<?,?>)o;
return (e.getKey() == unmaskNull(traversalTable[index]) &&
e.getValue() == traversalTable[index+1]);
}
@@ -1109,13 +1117,13 @@
public boolean contains(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry entry = (Map.Entry)o;
+ Map.Entry<?,?> entry = (Map.Entry<?,?>)o;
return containsMapping(entry.getKey(), entry.getValue());
}
public boolean remove(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry entry = (Map.Entry)o;
+ Map.Entry<?,?> entry = (Map.Entry<?,?>)o;
return removeMapping(entry.getKey(), entry.getValue());
}
public int size() {
@@ -1213,8 +1221,10 @@
// Read the keys and values, and put the mappings in the table
for (int i=0; i<size; i++) {
- K key = (K) s.readObject();
- V value = (V) s.readObject();
+ @SuppressWarnings("unchecked")
+ K key = (K) s.readObject();
+ @SuppressWarnings("unchecked")
+ V value = (V) s.readObject();
putForCreate(key, value);
}
}
@@ -1226,7 +1236,7 @@
private void putForCreate(K key, V value)
throws IOException
{
- K k = (K)maskNull(key);
+ Object k = maskNull(key);
Object[] tab = table;
int len = tab.length;
int i = hash(k, len);
--- a/jdk/src/share/classes/java/util/IllegalFormatConversionException.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/IllegalFormatConversionException.java Tue Apr 17 12:21:56 2012 -0700
@@ -40,7 +40,7 @@
private static final long serialVersionUID = 17000126L;
private char c;
- private Class arg;
+ private Class<?> arg;
/**
* Constructs an instance of this class with the mismatched conversion and
--- a/jdk/src/share/classes/java/util/JumboEnumSet.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/JumboEnumSet.java Tue Apr 17 12:21:56 2012 -0700
@@ -46,7 +46,7 @@
// Redundant - maintained for performance
private int size = 0;
- JumboEnumSet(Class<E>elementType, Enum[] universe) {
+ JumboEnumSet(Class<E>elementType, Enum<?>[] universe) {
super(elementType, universe);
elements = new long[(universe.length + 63) >>> 6];
}
@@ -127,6 +127,7 @@
return unseen != 0;
}
+ @Override
public E next() {
if (!hasNext())
throw new NoSuchElementException();
@@ -176,11 +177,11 @@
public boolean contains(Object e) {
if (e == null)
return false;
- Class eClass = e.getClass();
+ Class<?> eClass = e.getClass();
if (eClass != elementType && eClass.getSuperclass() != elementType)
return false;
- int eOrdinal = ((Enum)e).ordinal();
+ int eOrdinal = ((Enum<?>)e).ordinal();
return (elements[eOrdinal >>> 6] & (1L << eOrdinal)) != 0;
}
@@ -217,10 +218,10 @@
public boolean remove(Object e) {
if (e == null)
return false;
- Class eClass = e.getClass();
+ Class<?> eClass = e.getClass();
if (eClass != elementType && eClass.getSuperclass() != elementType)
return false;
- int eOrdinal = ((Enum)e).ordinal();
+ int eOrdinal = ((Enum<?>)e).ordinal();
int eWordNum = eOrdinal >>> 6;
long oldElements = elements[eWordNum];
@@ -246,7 +247,7 @@
if (!(c instanceof JumboEnumSet))
return super.containsAll(c);
- JumboEnumSet es = (JumboEnumSet)c;
+ JumboEnumSet<?> es = (JumboEnumSet<?>)c;
if (es.elementType != elementType)
return es.isEmpty();
@@ -268,7 +269,7 @@
if (!(c instanceof JumboEnumSet))
return super.addAll(c);
- JumboEnumSet es = (JumboEnumSet)c;
+ JumboEnumSet<?> es = (JumboEnumSet<?>)c;
if (es.elementType != elementType) {
if (es.isEmpty())
return false;
@@ -294,7 +295,7 @@
if (!(c instanceof JumboEnumSet))
return super.removeAll(c);
- JumboEnumSet es = (JumboEnumSet)c;
+ JumboEnumSet<?> es = (JumboEnumSet<?>)c;
if (es.elementType != elementType)
return false;
@@ -348,7 +349,7 @@
if (!(o instanceof JumboEnumSet))
return super.equals(o);
- JumboEnumSet es = (JumboEnumSet)o;
+ JumboEnumSet<?> es = (JumboEnumSet<?>)o;
if (es.elementType != elementType)
return size == 0 && es.size == 0;
--- a/jdk/src/share/classes/java/util/LinkedHashMap.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/LinkedHashMap.java Tue Apr 17 12:21:56 2012 -0700
@@ -246,11 +246,12 @@
* by superclass resize. It is overridden for performance, as it is
* faster to iterate using our linked list.
*/
+ @SuppressWarnings("unchecked")
void transfer(HashMap.Entry[] newTable) {
int newCapacity = newTable.length;
for (Entry<K,V> e = header.after; e != header; e = e.after) {
int index = indexFor(e.hash, newCapacity);
- e.next = newTable[index];
+ e.next = (HashMap.Entry<K,V>)newTable[index];
newTable[index] = e;
}
}
@@ -267,11 +268,11 @@
public boolean containsValue(Object value) {
// Overridden to take advantage of faster iterator
if (value==null) {
- for (Entry e = header.after; e != header; e = e.after)
+ for (Entry<?,?> e = header.after; e != header; e = e.after)
if (e.value==null)
return true;
} else {
- for (Entry e = header.after; e != header; e = e.after)
+ for (Entry<?,?> e = header.after; e != header; e = e.after)
if (value.equals(e.value))
return true;
}
@@ -437,7 +438,8 @@
* table or remove the eldest entry.
*/
void createEntry(int hash, K key, V value, int bucketIndex) {
- HashMap.Entry<K,V> old = table[bucketIndex];
+ @SuppressWarnings("unchecked")
+ HashMap.Entry<K,V> old = (HashMap.Entry<K,V>)table[bucketIndex];
Entry<K,V> e = new Entry<>(hash, key, value, old);
table[bucketIndex] = e;
e.addBefore(header);
--- a/jdk/src/share/classes/java/util/Observable.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/Observable.java Tue Apr 17 12:21:56 2012 -0700
@@ -61,12 +61,12 @@
*/
public class Observable {
private boolean changed = false;
- private Vector obs;
+ private Vector<Observer> obs;
/** Construct an Observable with zero Observers. */
public Observable() {
- obs = new Vector();
+ obs = new Vector<>();
}
/**
--- a/jdk/src/share/classes/java/util/PriorityQueue.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/PriorityQueue.java Tue Apr 17 12:21:56 2012 -0700
@@ -449,6 +449,7 @@
* this queue
* @throws NullPointerException if the specified array is null
*/
+ @SuppressWarnings("unchecked")
public <T> T[] toArray(T[] a) {
if (a.length < size)
// Make a new array of a's runtime type, but my contents:
@@ -514,6 +515,7 @@
(forgetMeNot != null && !forgetMeNot.isEmpty());
}
+ @SuppressWarnings("unchecked")
public E next() {
if (expectedModCount != modCount)
throw new ConcurrentModificationException();
@@ -571,8 +573,10 @@
return null;
int s = --size;
modCount++;
- E result = (E) queue[0];
- E x = (E) queue[s];
+ @SuppressWarnings("unchecked")
+ E result = (E) queue[0];
+ @SuppressWarnings("unchecked")
+ E x = (E) queue[s];
queue[s] = null;
if (s != 0)
siftDown(0, x);
@@ -598,7 +602,8 @@
if (s == i) // removed last element
queue[i] = null;
else {
- E moved = (E) queue[s];
+ @SuppressWarnings("unchecked")
+ E moved = (E) queue[s];
queue[s] = null;
siftDown(i, moved);
if (queue[i] == moved) {
@@ -629,6 +634,7 @@
siftUpComparable(k, x);
}
+ @SuppressWarnings("unchecked")
private void siftUpComparable(int k, E x) {
Comparable<? super E> key = (Comparable<? super E>) x;
while (k > 0) {
@@ -645,8 +651,9 @@
private void siftUpUsingComparator(int k, E x) {
while (k > 0) {
int parent = (k - 1) >>> 1;
- Object e = queue[parent];
- if (comparator.compare(x, (E) e) >= 0)
+ @SuppressWarnings("unchecked")
+ E e = (E) queue[parent];
+ if (comparator.compare(x, e) >= 0)
break;
queue[k] = e;
k = parent;
@@ -669,6 +676,7 @@
siftDownComparable(k, x);
}
+ @SuppressWarnings("unchecked")
private void siftDownComparable(int k, E x) {
Comparable<? super E> key = (Comparable<? super E>)x;
int half = size >>> 1; // loop while a non-leaf
@@ -687,6 +695,7 @@
queue[k] = key;
}
+ @SuppressWarnings("unchecked")
private void siftDownUsingComparator(int k, E x) {
int half = size >>> 1;
while (k < half) {
@@ -708,6 +717,7 @@
* Establishes the heap invariant (described above) in the entire tree,
* assuming nothing about the order of the elements prior to the call.
*/
+ @SuppressWarnings("unchecked")
private void heapify() {
for (int i = (size >>> 1) - 1; i >= 0; i--)
siftDown(i, (E) queue[i]);
--- a/jdk/src/share/classes/java/util/Properties.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/Properties.java Tue Apr 17 12:21:56 2012 -0700
@@ -824,7 +824,7 @@
bw.write("#" + new Date().toString());
bw.newLine();
synchronized (this) {
- for (Enumeration e = keys(); e.hasMoreElements();) {
+ for (Enumeration<?> e = keys(); e.hasMoreElements();) {
String key = (String)e.nextElement();
String val = (String)get(key);
key = saveConvert(key, true, escUnicode);
@@ -987,7 +987,7 @@
* @see #stringPropertyNames
*/
public Enumeration<?> propertyNames() {
- Hashtable h = new Hashtable();
+ Hashtable<String,Object> h = new Hashtable<>();
enumerate(h);
return h.keys();
}
@@ -1026,10 +1026,10 @@
*/
public void list(PrintStream out) {
out.println("-- listing properties --");
- Hashtable h = new Hashtable();
+ Hashtable<String,Object> h = new Hashtable<>();
enumerate(h);
- for (Enumeration e = h.keys() ; e.hasMoreElements() ;) {
- String key = (String)e.nextElement();
+ for (Enumeration<String> e = h.keys() ; e.hasMoreElements() ;) {
+ String key = e.nextElement();
String val = (String)h.get(key);
if (val.length() > 40) {
val = val.substring(0, 37) + "...";
@@ -1054,10 +1054,10 @@
*/
public void list(PrintWriter out) {
out.println("-- listing properties --");
- Hashtable h = new Hashtable();
+ Hashtable<String,Object> h = new Hashtable<>();
enumerate(h);
- for (Enumeration e = h.keys() ; e.hasMoreElements() ;) {
- String key = (String)e.nextElement();
+ for (Enumeration<String> e = h.keys() ; e.hasMoreElements() ;) {
+ String key = e.nextElement();
String val = (String)h.get(key);
if (val.length() > 40) {
val = val.substring(0, 37) + "...";
@@ -1072,11 +1072,11 @@
* @throws ClassCastException if any of the property keys
* is not of String type.
*/
- private synchronized void enumerate(Hashtable h) {
+ private synchronized void enumerate(Hashtable<String,Object> h) {
if (defaults != null) {
defaults.enumerate(h);
}
- for (Enumeration e = keys() ; e.hasMoreElements() ;) {
+ for (Enumeration<?> e = keys() ; e.hasMoreElements() ;) {
String key = (String)e.nextElement();
h.put(key, get(key));
}
@@ -1091,7 +1091,7 @@
if (defaults != null) {
defaults.enumerateStringProperties(h);
}
- for (Enumeration e = keys() ; e.hasMoreElements() ;) {
+ for (Enumeration<?> e = keys() ; e.hasMoreElements() ;) {
Object k = e.nextElement();
Object v = get(k);
if (k instanceof String && v instanceof String) {
--- a/jdk/src/share/classes/java/util/PropertyPermission.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/PropertyPermission.java Tue Apr 17 12:21:56 2012 -0700
@@ -442,7 +442,7 @@
* Key is property name; value is PropertyPermission.
* Not serialized; see serialization section at end of class.
*/
- private transient Map<String, Permission> perms;
+ private transient Map<String, PropertyPermission> perms;
/**
* Boolean saying if "*" is in the collection.
@@ -488,7 +488,7 @@
String propName = pp.getName();
synchronized (this) {
- PropertyPermission existing = (PropertyPermission) perms.get(propName);
+ PropertyPermission existing = perms.get(propName);
if (existing != null) {
int oldMask = existing.getMask();
@@ -499,7 +499,7 @@
perms.put(propName, new PropertyPermission(propName, actions));
}
} else {
- perms.put(propName, permission);
+ perms.put(propName, pp);
}
}
@@ -533,7 +533,7 @@
// short circuit if the "*" Permission was added
if (all_allowed) {
synchronized (this) {
- x = (PropertyPermission) perms.get("*");
+ x = perms.get("*");
}
if (x != null) {
effective |= x.getMask();
@@ -550,7 +550,7 @@
//System.out.println("check "+name);
synchronized (this) {
- x = (PropertyPermission) perms.get(name);
+ x = perms.get(name);
}
if (x != null) {
@@ -570,7 +570,7 @@
name = name.substring(0, last+1) + "*";
//System.out.println("check "+name);
synchronized (this) {
- x = (PropertyPermission) perms.get(name);
+ x = perms.get(name);
}
if (x != null) {
@@ -592,11 +592,15 @@
*
* @return an enumeration of all the PropertyPermission objects.
*/
-
+ @SuppressWarnings("unchecked")
public Enumeration<Permission> elements() {
// Convert Iterator of Map values into an Enumeration
synchronized (this) {
- return Collections.enumeration(perms.values());
+ /**
+ * Casting to rawtype since Enumeration<PropertyPermission>
+ * cannot be directly cast to Enumeration<Permission>
+ */
+ return (Enumeration)Collections.enumeration(perms.values());
}
}
@@ -633,7 +637,8 @@
// Don't call out.defaultWriteObject()
// Copy perms into a Hashtable
- Hashtable<String, Permission> permissions = new Hashtable<>(perms.size()*2);
+ Hashtable<String, Permission> permissions =
+ new Hashtable<>(perms.size()*2);
synchronized (this) {
permissions.putAll(perms);
}
@@ -661,8 +666,8 @@
// Get permissions
@SuppressWarnings("unchecked")
- Hashtable<String, Permission> permissions =
- (Hashtable<String, Permission>)gfields.get("permissions", null);
+ Hashtable<String, PropertyPermission> permissions =
+ (Hashtable<String, PropertyPermission>)gfields.get("permissions", null);
perms = new HashMap<>(permissions.size()*2);
perms.putAll(permissions);
}
--- a/jdk/src/share/classes/java/util/RegularEnumSet.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/RegularEnumSet.java Tue Apr 17 12:21:56 2012 -0700
@@ -41,7 +41,7 @@
*/
private long elements = 0L;
- RegularEnumSet(Class<E>elementType, Enum[] universe) {
+ RegularEnumSet(Class<E>elementType, Enum<?>[] universe) {
super(elementType, universe);
}
@@ -96,6 +96,7 @@
return unseen != 0;
}
+ @SuppressWarnings("unchecked")
public E next() {
if (unseen == 0)
throw new NoSuchElementException();
@@ -139,11 +140,11 @@
public boolean contains(Object e) {
if (e == null)
return false;
- Class eClass = e.getClass();
+ Class<?> eClass = e.getClass();
if (eClass != elementType && eClass.getSuperclass() != elementType)
return false;
- return (elements & (1L << ((Enum)e).ordinal())) != 0;
+ return (elements & (1L << ((Enum<?>)e).ordinal())) != 0;
}
// Modification Operations
@@ -160,7 +161,7 @@
typeCheck(e);
long oldElements = elements;
- elements |= (1L << ((Enum)e).ordinal());
+ elements |= (1L << ((Enum<?>)e).ordinal());
return elements != oldElements;
}
@@ -173,12 +174,12 @@
public boolean remove(Object e) {
if (e == null)
return false;
- Class eClass = e.getClass();
+ Class<?> eClass = e.getClass();
if (eClass != elementType && eClass.getSuperclass() != elementType)
return false;
long oldElements = elements;
- elements &= ~(1L << ((Enum)e).ordinal());
+ elements &= ~(1L << ((Enum<?>)e).ordinal());
return elements != oldElements;
}
@@ -197,7 +198,7 @@
if (!(c instanceof RegularEnumSet))
return super.containsAll(c);
- RegularEnumSet es = (RegularEnumSet)c;
+ RegularEnumSet<?> es = (RegularEnumSet<?>)c;
if (es.elementType != elementType)
return es.isEmpty();
@@ -216,7 +217,7 @@
if (!(c instanceof RegularEnumSet))
return super.addAll(c);
- RegularEnumSet es = (RegularEnumSet)c;
+ RegularEnumSet<?> es = (RegularEnumSet<?>)c;
if (es.elementType != elementType) {
if (es.isEmpty())
return false;
@@ -242,7 +243,7 @@
if (!(c instanceof RegularEnumSet))
return super.removeAll(c);
- RegularEnumSet es = (RegularEnumSet)c;
+ RegularEnumSet<?> es = (RegularEnumSet<?>)c;
if (es.elementType != elementType)
return false;
@@ -295,7 +296,7 @@
if (!(o instanceof RegularEnumSet))
return super.equals(o);
- RegularEnumSet es = (RegularEnumSet)o;
+ RegularEnumSet<?> es = (RegularEnumSet<?>)o;
if (es.elementType != elementType)
return elements == 0 && es.elements == 0;
return es.elements == elements;
--- a/jdk/src/share/classes/java/util/ResourceBundle.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/ResourceBundle.java Tue Apr 17 12:21:56 2012 -0700
@@ -294,7 +294,8 @@
/**
* Queue for reference objects referring to class loaders or bundles.
*/
- private static final ReferenceQueue<Object> referenceQueue = new ReferenceQueue<>();
+ private static final ReferenceQueue<Object> referenceQueue =
+ new ReferenceQueue<>();
/**
* The parent bundle of this bundle.
@@ -417,7 +418,7 @@
* caller's caller.
*/
private static ClassLoader getLoader() {
- Class[] stack = getClassContext();
+ Class<?>[] stack = getClassContext();
/* Magic number 2 identifies our caller's caller */
Class<?> c = stack[2];
ClassLoader cl = (c == null) ? null : c.getClassLoader();
@@ -434,7 +435,7 @@
return cl;
}
- private static native Class[] getClassContext();
+ private static native Class<?>[] getClassContext();
/**
* A wrapper of ClassLoader.getSystemClassLoader().
--- a/jdk/src/share/classes/java/util/ServiceLoader.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/ServiceLoader.java Tue Apr 17 12:21:56 2012 -0700
@@ -218,20 +218,20 @@
reload();
}
- private static void fail(Class service, String msg, Throwable cause)
+ private static void fail(Class<?> service, String msg, Throwable cause)
throws ServiceConfigurationError
{
throw new ServiceConfigurationError(service.getName() + ": " + msg,
cause);
}
- private static void fail(Class service, String msg)
+ private static void fail(Class<?> service, String msg)
throws ServiceConfigurationError
{
throw new ServiceConfigurationError(service.getName() + ": " + msg);
}
- private static void fail(Class service, URL u, int line, String msg)
+ private static void fail(Class<?> service, URL u, int line, String msg)
throws ServiceConfigurationError
{
fail(service, u + ":" + line + ": " + msg);
@@ -240,7 +240,7 @@
// Parse a single line from the given configuration file, adding the name
// on the line to the names list.
//
- private int parseLine(Class service, URL u, BufferedReader r, int lc,
+ private int parseLine(Class<?> service, URL u, BufferedReader r, int lc,
List<String> names)
throws IOException, ServiceConfigurationError
{
@@ -286,7 +286,7 @@
// If an I/O error occurs while reading from the given URL, or
// if a configuration-file format error is detected
//
- private Iterator<String> parse(Class service, URL u)
+ private Iterator<String> parse(Class<?> service, URL u)
throws ServiceConfigurationError
{
InputStream in = null;
--- a/jdk/src/share/classes/java/util/TimeZone.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/TimeZone.java Tue Apr 17 12:21:56 2012 -0700
@@ -428,7 +428,7 @@
// The structure is:
// Map(key=id, value=SoftReference(Map(key=locale, value=displaynames)))
private static final Map<String, SoftReference<Map<Locale, String[]>>> CACHE =
- new ConcurrentHashMap<String, SoftReference<Map<Locale, String[]>>>();
+ new ConcurrentHashMap<>();
}
private static final String[] getDisplayNames(String id, Locale locale) {
@@ -452,9 +452,9 @@
String[] names = TimeZoneNameUtility.retrieveDisplayNames(id, locale);
if (names != null) {
- Map<Locale, String[]> perLocale = new ConcurrentHashMap<Locale, String[]>();
+ Map<Locale, String[]> perLocale = new ConcurrentHashMap<>();
perLocale.put(locale, names);
- ref = new SoftReference<Map<Locale, String[]>>(perLocale);
+ ref = new SoftReference<>(perLocale);
displayNames.put(id, ref);
}
return names;
--- a/jdk/src/share/classes/java/util/TreeMap.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/TreeMap.java Tue Apr 17 12:21:56 2012 -0700
@@ -307,7 +307,7 @@
public void putAll(Map<? extends K, ? extends V> map) {
int mapSize = map.size();
if (size==0 && mapSize!=0 && map instanceof SortedMap) {
- Comparator c = ((SortedMap)map).comparator();
+ Comparator<?> c = ((SortedMap<?,?>)map).comparator();
if (c == comparator || (c != null && c.equals(comparator))) {
++modCount;
try {
@@ -340,7 +340,8 @@
return getEntryUsingComparator(key);
if (key == null)
throw new NullPointerException();
- Comparable<? super K> k = (Comparable<? super K>) key;
+ @SuppressWarnings("unchecked")
+ Comparable<? super K> k = (Comparable<? super K>) key;
Entry<K,V> p = root;
while (p != null) {
int cmp = k.compareTo(p.key);
@@ -361,7 +362,8 @@
* worthwhile here.)
*/
final Entry<K,V> getEntryUsingComparator(Object key) {
- K k = (K) key;
+ @SuppressWarnings("unchecked")
+ K k = (K) key;
Comparator<? super K> cpr = comparator;
if (cpr != null) {
Entry<K,V> p = root;
@@ -554,7 +556,8 @@
else {
if (key == null)
throw new NullPointerException();
- Comparable<? super K> k = (Comparable<? super K>) key;
+ @SuppressWarnings("unchecked")
+ Comparable<? super K> k = (Comparable<? super K>) key;
do {
parent = t;
cmp = k.compareTo(t.key);
@@ -618,9 +621,9 @@
* @return a shallow copy of this map
*/
public Object clone() {
- TreeMap<K,V> clone = null;
+ TreeMap<?,?> clone;
try {
- clone = (TreeMap<K,V>) super.clone();
+ clone = (TreeMap<?,?>) super.clone();
} catch (CloneNotSupportedException e) {
throw new InternalError(e);
}
@@ -803,7 +806,7 @@
*/
public NavigableSet<K> navigableKeySet() {
KeySet<K> nks = navigableKeySet;
- return (nks != null) ? nks : (navigableKeySet = new KeySet(this));
+ return (nks != null) ? nks : (navigableKeySet = new KeySet<>(this));
}
/**
@@ -859,9 +862,9 @@
public NavigableMap<K, V> descendingMap() {
NavigableMap<K, V> km = descendingMap;
return (km != null) ? km :
- (descendingMap = new DescendingSubMap(this,
- true, null, true,
- true, null, true));
+ (descendingMap = new DescendingSubMap<>(this,
+ true, null, true,
+ true, null, true));
}
/**
@@ -874,9 +877,9 @@
*/
public NavigableMap<K,V> subMap(K fromKey, boolean fromInclusive,
K toKey, boolean toInclusive) {
- return new AscendingSubMap(this,
- false, fromKey, fromInclusive,
- false, toKey, toInclusive);
+ return new AscendingSubMap<>(this,
+ false, fromKey, fromInclusive,
+ false, toKey, toInclusive);
}
/**
@@ -888,9 +891,9 @@
* @since 1.6
*/
public NavigableMap<K,V> headMap(K toKey, boolean inclusive) {
- return new AscendingSubMap(this,
- true, null, true,
- false, toKey, inclusive);
+ return new AscendingSubMap<>(this,
+ true, null, true,
+ false, toKey, inclusive);
}
/**
@@ -902,9 +905,9 @@
* @since 1.6
*/
public NavigableMap<K,V> tailMap(K fromKey, boolean inclusive) {
- return new AscendingSubMap(this,
- false, fromKey, inclusive,
- true, null, true);
+ return new AscendingSubMap<>(this,
+ false, fromKey, inclusive,
+ true, null, true);
}
/**
@@ -978,8 +981,8 @@
public boolean contains(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry<K,V> entry = (Map.Entry<K,V>) o;
- V value = entry.getValue();
+ Map.Entry<?,?> entry = (Map.Entry<?,?>) o;
+ Object value = entry.getValue();
Entry<K,V> p = getEntry(entry.getKey());
return p != null && valEquals(p.getValue(), value);
}
@@ -987,8 +990,8 @@
public boolean remove(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry<K,V> entry = (Map.Entry<K,V>) o;
- V value = entry.getValue();
+ Map.Entry<?,?> entry = (Map.Entry<?,?>) o;
+ Object value = entry.getValue();
Entry<K,V> p = getEntry(entry.getKey());
if (p != null && valEquals(p.getValue(), value)) {
deleteEntry(p);
@@ -1023,21 +1026,21 @@
}
static final class KeySet<E> extends AbstractSet<E> implements NavigableSet<E> {
- private final NavigableMap<E, Object> m;
- KeySet(NavigableMap<E,Object> map) { m = map; }
+ private final NavigableMap<E, ?> m;
+ KeySet(NavigableMap<E,?> map) { m = map; }
public Iterator<E> iterator() {
if (m instanceof TreeMap)
- return ((TreeMap<E,Object>)m).keyIterator();
+ return ((TreeMap<E,?>)m).keyIterator();
else
- return (Iterator<E>)(((TreeMap.NavigableSubMap)m).keyIterator());
+ return ((TreeMap.NavigableSubMap<E,?>)m).keyIterator();
}
public Iterator<E> descendingIterator() {
if (m instanceof TreeMap)
- return ((TreeMap<E,Object>)m).descendingKeyIterator();
+ return ((TreeMap<E,?>)m).descendingKeyIterator();
else
- return (Iterator<E>)(((TreeMap.NavigableSubMap)m).descendingKeyIterator());
+ return ((TreeMap.NavigableSubMap<E,?>)m).descendingKeyIterator();
}
public int size() { return m.size(); }
@@ -1052,11 +1055,11 @@
public E last() { return m.lastKey(); }
public Comparator<? super E> comparator() { return m.comparator(); }
public E pollFirst() {
- Map.Entry<E,Object> e = m.pollFirstEntry();
+ Map.Entry<E,?> e = m.pollFirstEntry();
return (e == null) ? null : e.getKey();
}
public E pollLast() {
- Map.Entry<E,Object> e = m.pollLastEntry();
+ Map.Entry<E,?> e = m.pollLastEntry();
return (e == null) ? null : e.getKey();
}
public boolean remove(Object o) {
@@ -1085,7 +1088,7 @@
return tailSet(fromElement, true);
}
public NavigableSet<E> descendingSet() {
- return new KeySet(m.descendingMap());
+ return new KeySet<>(m.descendingMap());
}
}
@@ -1184,6 +1187,7 @@
/**
* Compares two keys using the correct comparison method for this TreeMap.
*/
+ @SuppressWarnings("unchecked")
final int compare(Object k1, Object k2) {
return comparator==null ? ((Comparable<? super K>)k1).compareTo((K)k2)
: comparator.compare((K)k1, (K)k2);
@@ -1488,7 +1492,7 @@
public final NavigableSet<K> navigableKeySet() {
KeySet<K> nksv = navigableKeySetView;
return (nksv != null) ? nksv :
- (navigableKeySetView = new TreeMap.KeySet(this));
+ (navigableKeySetView = new TreeMap.KeySet<>(this));
}
public final Set<K> keySet() {
@@ -1522,7 +1526,7 @@
if (size == -1 || sizeModCount != m.modCount) {
sizeModCount = m.modCount;
size = 0;
- Iterator i = iterator();
+ Iterator<?> i = iterator();
while (i.hasNext()) {
size++;
i.next();
@@ -1539,11 +1543,11 @@
public boolean contains(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry<K,V> entry = (Map.Entry<K,V>) o;
- K key = entry.getKey();
+ Map.Entry<?,?> entry = (Map.Entry<?,?>) o;
+ Object key = entry.getKey();
if (!inRange(key))
return false;
- TreeMap.Entry node = m.getEntry(key);
+ TreeMap.Entry<?,?> node = m.getEntry(key);
return node != null &&
valEquals(node.getValue(), entry.getValue());
}
@@ -1551,8 +1555,8 @@
public boolean remove(Object o) {
if (!(o instanceof Map.Entry))
return false;
- Map.Entry<K,V> entry = (Map.Entry<K,V>) o;
- K key = entry.getKey();
+ Map.Entry<?,?> entry = (Map.Entry<?,?>) o;
+ Object key = entry.getKey();
if (!inRange(key))
return false;
TreeMap.Entry<K,V> node = m.getEntry(key);
@@ -1709,34 +1713,34 @@
throw new IllegalArgumentException("fromKey out of range");
if (!inRange(toKey, toInclusive))
throw new IllegalArgumentException("toKey out of range");
- return new AscendingSubMap(m,
- false, fromKey, fromInclusive,
- false, toKey, toInclusive);
+ return new AscendingSubMap<>(m,
+ false, fromKey, fromInclusive,
+ false, toKey, toInclusive);
}
public NavigableMap<K,V> headMap(K toKey, boolean inclusive) {
if (!inRange(toKey, inclusive))
throw new IllegalArgumentException("toKey out of range");
- return new AscendingSubMap(m,
- fromStart, lo, loInclusive,
- false, toKey, inclusive);
+ return new AscendingSubMap<>(m,
+ fromStart, lo, loInclusive,
+ false, toKey, inclusive);
}
public NavigableMap<K,V> tailMap(K fromKey, boolean inclusive) {
if (!inRange(fromKey, inclusive))
throw new IllegalArgumentException("fromKey out of range");
- return new AscendingSubMap(m,
- false, fromKey, inclusive,
- toEnd, hi, hiInclusive);
+ return new AscendingSubMap<>(m,
+ false, fromKey, inclusive,
+ toEnd, hi, hiInclusive);
}
public NavigableMap<K,V> descendingMap() {
NavigableMap<K,V> mv = descendingMapView;
return (mv != null) ? mv :
(descendingMapView =
- new DescendingSubMap(m,
- fromStart, lo, loInclusive,
- toEnd, hi, hiInclusive));
+ new DescendingSubMap<>(m,
+ fromStart, lo, loInclusive,
+ toEnd, hi, hiInclusive));
}
Iterator<K> keyIterator() {
@@ -1790,34 +1794,34 @@
throw new IllegalArgumentException("fromKey out of range");
if (!inRange(toKey, toInclusive))
throw new IllegalArgumentException("toKey out of range");
- return new DescendingSubMap(m,
- false, toKey, toInclusive,
- false, fromKey, fromInclusive);
+ return new DescendingSubMap<>(m,
+ false, toKey, toInclusive,
+ false, fromKey, fromInclusive);
}
public NavigableMap<K,V> headMap(K toKey, boolean inclusive) {
if (!inRange(toKey, inclusive))
throw new IllegalArgumentException("toKey out of range");
- return new DescendingSubMap(m,
- false, toKey, inclusive,
- toEnd, hi, hiInclusive);
+ return new DescendingSubMap<>(m,
+ false, toKey, inclusive,
+ toEnd, hi, hiInclusive);
}
public NavigableMap<K,V> tailMap(K fromKey, boolean inclusive) {
if (!inRange(fromKey, inclusive))
throw new IllegalArgumentException("fromKey out of range");
- return new DescendingSubMap(m,
- fromStart, lo, loInclusive,
- false, fromKey, inclusive);
+ return new DescendingSubMap<>(m,
+ fromStart, lo, loInclusive,
+ false, fromKey, inclusive);
}
public NavigableMap<K,V> descendingMap() {
NavigableMap<K,V> mv = descendingMapView;
return (mv != null) ? mv :
(descendingMapView =
- new AscendingSubMap(m,
- fromStart, lo, loInclusive,
- toEnd, hi, hiInclusive));
+ new AscendingSubMap<>(m,
+ fromStart, lo, loInclusive,
+ toEnd, hi, hiInclusive));
}
Iterator<K> keyIterator() {
@@ -1862,9 +1866,9 @@
private boolean fromStart = false, toEnd = false;
private K fromKey, toKey;
private Object readResolve() {
- return new AscendingSubMap(TreeMap.this,
- fromStart, fromKey, true,
- toEnd, toKey, false);
+ return new AscendingSubMap<>(TreeMap.this,
+ fromStart, fromKey, true,
+ toEnd, toKey, false);
}
public Set<Map.Entry<K,V>> entrySet() { throw new InternalError(); }
public K lastKey() { throw new InternalError(); }
@@ -2331,12 +2335,12 @@
* @param defaultVal if non-null, this default value is used for
* each value in the map. If null, each value is read from
* iterator or stream, as described above.
- * @throws IOException propagated from stream reads. This cannot
+ * @throws java.io.IOException propagated from stream reads. This cannot
* occur if str is null.
* @throws ClassNotFoundException propagated from readObject.
* This cannot occur if str is null.
*/
- private void buildFromSorted(int size, Iterator it,
+ private void buildFromSorted(int size, Iterator<?> it,
java.io.ObjectInputStream str,
V defaultVal)
throws java.io.IOException, ClassNotFoundException {
@@ -2359,9 +2363,10 @@
* @param redLevel the level at which nodes should be red.
* Must be equal to computeRedLevel for tree of this size.
*/
+ @SuppressWarnings("unchecked")
private final Entry<K,V> buildFromSorted(int level, int lo, int hi,
int redLevel,
- Iterator it,
+ Iterator<?> it,
java.io.ObjectInputStream str,
V defaultVal)
throws java.io.IOException, ClassNotFoundException {
@@ -2391,9 +2396,9 @@
V value;
if (it != null) {
if (defaultVal==null) {
- Map.Entry<K,V> entry = (Map.Entry<K,V>)it.next();
- key = entry.getKey();
- value = entry.getValue();
+ Map.Entry<?,?> entry = (Map.Entry<?,?>)it.next();
+ key = (K)entry.getKey();
+ value = (V)entry.getValue();
} else {
key = (K)it.next();
value = defaultVal;
--- a/jdk/src/share/classes/java/util/TreeSet.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/TreeSet.java Tue Apr 17 12:21:56 2012 -0700
@@ -302,7 +302,7 @@
m instanceof TreeMap) {
SortedSet<? extends E> set = (SortedSet<? extends E>) c;
TreeMap<E,Object> map = (TreeMap<E, Object>) m;
- Comparator<? super E> cc = (Comparator<? super E>) set.comparator();
+ Comparator<?> cc = set.comparator();
Comparator<? super E> mc = map.comparator();
if (cc==mc || (cc != null && cc.equals(mc))) {
map.addAllForTreeSet(set, PRESENT);
@@ -469,8 +469,9 @@
*
* @return a shallow copy of this set
*/
+ @SuppressWarnings("unchecked")
public Object clone() {
- TreeSet<E> clone = null;
+ TreeSet<E> clone;
try {
clone = (TreeSet<E>) super.clone();
} catch (CloneNotSupportedException e) {
@@ -519,14 +520,11 @@
s.defaultReadObject();
// Read in Comparator
- Comparator<? super E> c = (Comparator<? super E>) s.readObject();
+ @SuppressWarnings("unchecked")
+ Comparator<? super E> c = (Comparator<? super E>) s.readObject();
// Create backing TreeMap
- TreeMap<E,Object> tm;
- if (c==null)
- tm = new TreeMap<>();
- else
- tm = new TreeMap<>(c);
+ TreeMap<E,Object> tm = new TreeMap<>(c);
m = tm;
// Read in size
--- a/jdk/src/share/classes/java/util/WeakHashMap.java Tue Apr 17 11:59:12 2012 -0700
+++ b/jdk/src/share/classes/java/util/WeakHashMap.java Tue Apr 17 12:21:56 2012 -0700
@@ -186,7 +186,7 @@
@SuppressWarnings("unchecked")
private Entry<K,V>[] newTable(int n) {
- return (Entry<K,V>[]) new Entry[n];
+ return (Entry<K,V>[]) new Entry<?,?>[n];
}
/**