質問編集履歴
1
インシデント
test
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File without changes
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test
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@@ -20,43 +20,43 @@
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4 public class Sample10_29 {
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5 public static void main(String[] args) {
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5 public static void main(String[] args) {
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6 Stream<String> stream1 =
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6 Stream<String> stream1 =
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7 Stream.of("belle", "akko", "ami", "bob", "nao").parallel();
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7 Stream.of("belle", "akko", "ami", "bob", "nao").parallel();
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8 Map<String, List<String>> map1=
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8 Map<String, List<String>> map1=
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9 stream1.collect(Collectors.groupingByConcurrent(
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9 stream1.collect(Collectors.groupingByConcurrent(
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10 s -> s.substring(0, 1)));
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10 s -> s.substring(0, 1)));
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11 System.out.println(map1);
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11 System.out.println(map1);
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12 System.out.println("map1のクラス名 :" + map1.getClass());
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12 System.out.println("map1のクラス名 :" + map1.getClass());
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13
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14 Stream<String> stream2 =
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14 Stream<String> stream2 =
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15 Stream.of("nao", "akko", "ami").parallel();
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15 Stream.of("nao", "akko", "ami").parallel();
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16 Map<Integer, String> map2 =
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16 Map<Integer, String> map2 =
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17 stream2.collect(Collectors.toConcurrentMap(
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17 stream2.collect(Collectors.toConcurrentMap(
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18 String::length,
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18 String::length,
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19 s -> s,
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19 s -> s,
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20 (s1, s2) -> s1 + " : " + s2));
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20 (s1, s2) -> s1 + " : " + s2));
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21 System.out.println(map2);
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21 System.out.println(map2);
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22 System.out.println("map2のクラス名 :" + map2.getClass());
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22 System.out.println("map2のクラス名 :" + map2.getClass());
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23 }
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23 }
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24 }
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