Analyzing code with the Maven FindBugs plugin

FindBugs is another tool that uses static analysis to inspect Java bytecode for bugs in a Java code. It is based on the concept of bug patterns. A bug pattern is a code snippet that is often an error.

How to do it...

Let us see how we can use the Maven FindBugs plugin to analyze and identify defects in our code:

1. Open the Maven project for which you want to do the FindBugs analysis.

2. Run the following command:

   mvn clean compile findbugs:findbugs
   

3. Observe the output:

   [INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ project-with-violations ---
   [INFO] Changes detected - recompiling the module!
   [INFO] Compiling 1 source file to C:\projects\apache-maven cookbook\project-with-violations\target\classes
   [INFO]
   [INFO] --- findbugs-maven-plugin:3.0.0:findbugs (default-cli) @ project-with-violations ---
   [INFO] Fork Value is true
   [java] Warnings generated: 3
   [INFO] Done FindBugs Analysis....
   

4. Open the generated XML file findbugsXml.xml in the target...