exception org.json.JSONexception is never thrown in corresponding try block

时间 2021-01-20

标签 android bug exception 栏目 JavaScript 繁體版

原文原文链接

bug记录我想建一个 try catch 语句块，把new JSONObject(s)包含在里面，结果写出来后报图片中114行这个错误。解决办法：把JSONObject josnObject = new JSONObject(s);这句代码移动到异常块中。问题原因：在 try语句块中不会抛出 JSONException这个异常，所以我们在catch中再去捕获是没有意义的。

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1. Unreachable catch block for UserExistException. This exception is never thrown from the try statemen
2. org.apache.spark.SparkException: Exception thrown in awaitResult （Spark报错）
3. Exception in thread "main":java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler
4. Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "main"
5. Thrown "KeeperErrorCode = Unimplemented for /services" exception
6. Exception of type 'System.OutOfMemoryException' was thrown
7. java.lang.IllegalArgumentException: The character [_] is never valid in a domain name.
8. java.lang.IllegalStateException: Fatal Exception thrown on Scheduler.Worker thread.
9. java.lang.IllegalStateException: Fatal Exception thrown on Scheduler
10. class is never used
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1. Unreachable catch block for UserExistException. This exception is never thrown from the try statemen
2. org.apache.spark.SparkException: Exception thrown in awaitResult （Spark报错）
3. Exception in thread "main":java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler
4. Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "main"
5. Thrown "KeeperErrorCode = Unimplemented for /services" exception
6. Exception of type 'System.OutOfMemoryException' was thrown
7. java.lang.IllegalArgumentException: The character [_] is never valid in a domain name.
8. java.lang.IllegalStateException: Fatal Exception thrown on Scheduler.Worker thread.
9. java.lang.IllegalStateException: Fatal Exception thrown on Scheduler
10. class is never used

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