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处理了Collectors.toMap未指定key重复策略 导致的java.lang.IllegalStateException: Duplicate key 问题

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This commit is contained in:
achao 2021-09-28 16:36:24 +08:00
parent bebf191c19
commit 651bca7c99
1 changed files with 3 additions and 3 deletions
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6
hutool-core/src/main/java/cn/hutool/core/collection/CollStreamUtil.java
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@ -30,7 +30,7 @@ public class CollStreamUtil {
if (CollUtil.isEmpty(collection)) { if (CollUtil.isEmpty(collection)) {
return Collections.emptyMap(); return Collections.emptyMap();
} }
return collection.stream().collect(Collectors.toMap(key, Function.identity())); return collection.stream().collect(Collectors.toMap(key, Function.identity(), (l, r) -> l));
} }
/** /**
@ -49,7 +49,7 @@ public class CollStreamUtil {
if (CollUtil.isEmpty(collection)) { if (CollUtil.isEmpty(collection)) {
return Collections.emptyMap(); return Collections.emptyMap();
} }
return collection.stream().collect(Collectors.toMap(key, value)); return collection.stream().collect(Collectors.toMap(key, value, (l, r) -> l));
} }
/** /**
@ -110,7 +110,7 @@ public class CollStreamUtil {
} }
return collection return collection
.stream() .stream()
.collect(Collectors.groupingBy(key1, Collectors.toMap(key2, Function.identity()))); .collect(Collectors.groupingBy(key1, Collectors.toMap(key2, Function.identity(), (l, r) -> l)));
} }
/** /**