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InvocationTargetException exception handling

InvocationTargetException is an exception class in the Java programming language, used to represent exceptions that occur during method invocation. This topic brings you articles related to InvocationTargetException to help you solve problems.

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time：2023-08-04 14:57:41

InvocationTargetException exception handling 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.

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What is invocationtargetexception? Invocationtargetexception is a reflection exception. The usually thrown InvocationTargetException is NullPointerException.

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What is InvocationTargetException 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.

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