Example

public class ClassA {
}

public class ClassB extends ClassA {
public void methodB () {
ClassB b = new ClassB();

if (b instanceof ClassA) {
//...
}
}

}


Solution
In this case, the instanceof statement is always true , so the conditional statement is not necessary.

public class ClassA {
}

public class ClassB extends ClassA {
public void methodB () {
ClassB b = new ClassB();
//...
}

}