Article Introduction：Invocationtargetexception is a reflection exception. The usually thrown InvocationTargetException is NullPointerException.

2019-07-27 comment 0  43636

Article Introduction：InvocationTargetException exception handling steps: 1. Get the root cause of the exception through the "getCause()" method of InvocationTargetException; 2. Use the "printStackTrace()" method of InvocationTargetException to print the exception information; 3. You can use the try-catch statement to capture the root cause of the exception. The cause of the exception; 4. Distinguish between business exceptions and system exceptions.

2023-08-04 comment 0  5910

Article Introduction：InvocationTargetException is an exception class in the Java programming language, used to represent exceptions that occur during method invocation. When using the reflection mechanism to call a method or constructor, if the called method or constructor itself throws an exception, but the code segment that calls the invoke() method does not catch the exception, the invoke() method will encapsulate the exception. in an InvocationTargetException and throw it.

2023-08-04 comment 0  7471

Article Introduction：In Java, invoking methods via reflection can lead to confusing InvocationTargetException errors. The issue stems from the additional abstraction layer introduced by reflection, which wraps any exceptions from the invoked method within InvocationTarge

2024-10-23 comment 0  1016