xushiyan commented on code in PR #9088:
URL: https://github.com/apache/hudi/pull/9088#discussion_r1246084784
##########
hudi-common/src/main/java/org/apache/hudi/common/util/CollectionUtils.java:
##########
@@ -243,40 +243,31 @@ public static boolean elementsEqual(Iterator<?>
iterator1, Iterator<?> iterator2
return !iterator2.hasNext();
}
- @SafeVarargs
- public static <T> Set<T> createSet(final T... elements) {
- return Stream.of(elements).collect(Collectors.toSet());
- }
Review Comment:
moved down
##########
hudi-common/src/main/java/org/apache/hudi/common/util/CollectionUtils.java:
##########
@@ -243,40 +243,31 @@ public static boolean elementsEqual(Iterator<?>
iterator1, Iterator<?> iterator2
return !iterator2.hasNext();
}
- @SafeVarargs
- public static <T> Set<T> createSet(final T... elements) {
- return Stream.of(elements).collect(Collectors.toSet());
- }
-
- public static <K,V> Map<K, V> createImmutableMap(final K key, final V value)
{
- return Collections.unmodifiableMap(Collections.singletonMap(key, value));
- }
-
@SafeVarargs
public static <T> List<T> createImmutableList(final T... elements) {
return
Collections.unmodifiableList(Stream.of(elements).collect(Collectors.toList()));
}
- public static <K,V> Map<K,V> createImmutableMap(final Map<K,V> map) {
- return Collections.unmodifiableMap(map);
Review Comment:
moved down
##########
hudi-common/src/main/java/org/apache/hudi/common/util/CollectionUtils.java:
##########
@@ -243,40 +243,31 @@ public static boolean elementsEqual(Iterator<?>
iterator1, Iterator<?> iterator2
return !iterator2.hasNext();
}
- @SafeVarargs
- public static <T> Set<T> createSet(final T... elements) {
- return Stream.of(elements).collect(Collectors.toSet());
- }
-
- public static <K,V> Map<K, V> createImmutableMap(final K key, final V value)
{
- return Collections.unmodifiableMap(Collections.singletonMap(key, value));
- }
-
@SafeVarargs
public static <T> List<T> createImmutableList(final T... elements) {
return
Collections.unmodifiableList(Stream.of(elements).collect(Collectors.toList()));
}
- public static <K,V> Map<K,V> createImmutableMap(final Map<K,V> map) {
- return Collections.unmodifiableMap(map);
+ public static <T> List<T> createImmutableList(final List<T> list) {
+ return Collections.unmodifiableList(list);
}
@SafeVarargs
- public static <K,V> Map<K,V> createImmutableMap(final Pair<K,V>... elements)
{
- Map<K,V> map = new HashMap<>();
- for (Pair<K,V> pair: elements) {
+ public static <K, V> Map<K, V> createImmutableMap(final Pair<K, V>...
elements) {
+ Map<K, V> map = new HashMap<>();
+ for (Pair<K, V> pair : elements) {
map.put(pair.getLeft(), pair.getRight());
}
return Collections.unmodifiableMap(map);
}
+ public static <K, V> Map<K, V> createImmutableMap(final Map<K, V> map) {
+ return Collections.unmodifiableMap(map);
+ }
+
@SafeVarargs
- public static <K,V> HashMap<K, V> createHashMap(final Pair<K, V>...
elements) {
- HashMap<K,V> map = new HashMap<>();
- for (Pair<K,V> pair: elements) {
- map.put(pair.getLeft(), pair.getRight());
- }
- return map;
Review Comment:
removed. not used.
##########
hudi-common/src/main/java/org/apache/hudi/common/util/CollectionUtils.java:
##########
@@ -243,40 +243,31 @@ public static boolean elementsEqual(Iterator<?>
iterator1, Iterator<?> iterator2
return !iterator2.hasNext();
}
- @SafeVarargs
- public static <T> Set<T> createSet(final T... elements) {
- return Stream.of(elements).collect(Collectors.toSet());
- }
-
- public static <K,V> Map<K, V> createImmutableMap(final K key, final V value)
{
- return Collections.unmodifiableMap(Collections.singletonMap(key, value));
- }
Review Comment:
removed. use singletonMap() instead. this overloading interferes with
`createImmutableMap(final Pair<K, V>... elements` when there are 2 `Pair`s
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