Exception in thread"main"java.io.IOExceptionatcom.flydean.Main.lambda$sneakyThrow$1(Main.java:28)atjava.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)atjava.base/java.util.stream.Streams$StreamBuilderImpl.forEachRemaining(Streams.java:411)atjava.base/java.util.stream....
Exception in thread "main" java.io.IOException at com.flydean.Main.lambdasneakyThrow1(Main.java:28) at java.base/java.util.stream.ReferencePipeline31.accept(ReferencePipeline.java:197) at java.base/java.util.stream.Streams$StreamBuilderImpl.forEachRemaining(Streams.java:411) at java.base/java.util...
Exception in thread "main" java.lang.NullPointerException: Cannot invoke "String.equals(Object)" because the return value of "java.util.Map.get(Object)" is null at NPTDemo.main(NPTDemo.java:24) 上述详情请见如下地址,欢迎来瓢。 https://github.com/javatechnorth/java-study-note/tree/master/...
Exception in thread"main"java.lang.NoSuchMethodError: org.springframework.util.Assert.isInstanceOf(Ljava/lang/Class;Ljava/lang/Object;Ljava/util/function/Supplier;)V at org.springframework.boot.logging.logback.LogbackLoggingSystem.getLoggerContext(LogbackLoggingSystem.java:294) at org.springframework.boot....
9. 输出结果: Exception in thread "Thread-0" java.lang.ArithmeticException: / by zero at com.dongguabai.java.crawler.Test.lambda$main$0(Test.java:14) at java.base/java.lang.Thread.run(Thread.java:834) 1. 2. 3. 可以看到线程无法捕获它的派生线程的异常。
Warning: java.lang.invoke.LambdaMetafactory is a phantom class! Warning: java.lang.ref.Finalizer is a phantom class! Exception in thread "main" org.jf.dexlib2.dexbacked.DexBackedDexFile$NotADexFile: Invalid magic value: 64 65 78 0a 30 33 37 00 ...
Exception in thread "main" java.lang.UnsupportedClassVersionError: io/debezium/connector/mysql/MySqlConnector has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0...
System.out.println("线程名称:" + Thread.currentThread().getName()); } } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 此种做法首先是Spring中一个典型的循环依赖场景:自己依赖自己。本以为能够像解决事务不生效问题一样依旧屡试不爽,但没想到非常的不给面子,启...
这个我在公司遇到的一个问题。原因:使用Map<String, String> RelationMap = relation.stream().collect(Collectors.toMap(s -> s[2], s -> s[1], (oldValue, newValue) -> newValue))) 转换过程...
if (!Thread.currentThread().getName().equals("main")) { 这次你总是会杀死除 main 之外的所有线程,直到某个点,ForkJoinPool 不会创建新线程,因为任务太小而无法拆分,因此不需要其他线程。在这种情况下,完成的任务甚至更少。 2)你的第二个例子,当你真正杀死主线程时,就像代码一样,你将看不到其他线程的...