Question: check null exception java
check null exception java - How to check the null exception on Java?
The null pointer exception in java occurs when we call or perform some action on the object or value when it null (contains no value). Whenever you'll perform any action on null objects the JVM throw this error. The only way to handle this error is validation. You need to check if the object is null or assigned some value to it before performing action on it.
See the example null pointer exception