Find all numeric literals in Java code

I am supporting external code and I want to extract all constants and magic numbers from the code. Is there any fast way of doing it in Eclipse?

What is numeric literals in Java?

An exact numeric literal is a numeric value without a decimal point, such as 65,– 233, and +12. Using the Java integer syntax, exact numeric literals support numbers in the range of a Java long. An approximate numeric literal is a numeric value in scientific notation, such as 57.,– 85.7, and +2.1.

What are the five 5 literals in Java?

There are five major literal types in Java: Boolean (boolean), integer (int), character (char), string (string), and floating-point (float and double) literals.

How many literals are there in Java?

Literals in Java can be classified into six types, as below: Integral Literals. Floating-point Literals. Char Literals.

I've used PMD, an code static analysys tool, that can work as an Eclipse plug-in. It will flag magic numers so you don't have to look for them yourself.