What is checkstyle suppressions?
What is checkstyle suppressions?
Checkstyle allows the definition of a list of files and their line ranges that should be suppressed from reporting any violations (known as a suppressions filter ). Example: checkstyle-suppressions.xml.
What is checkstyle plugin for Eclipse?
The Checkstyle Plugin (eclipse-cs) integrates the well-known source code analyzer Checkstyle into the Eclipse IDE. Checkstyle is a development tool to help you ensure that your Java code adheres to a set of coding standards.
How does Eclipse implement checkstyle?
Creating a custom Checkstyle configuration
- Open the Eclipse Preferences Window.
- Navigate to the Checkstyle section within the Eclipse preferences.
- Click the New…
- Select the configuration you created and press Configure…
- Go back to the project properties and select your configuration to be used to check your project.
How do I stop checkstyle warnings?
It is possible to suppress all the checkstyle warnings with the argument “all” : @SuppressWarnings(“all”) public void someFunctionWithInvalidStyle() { //… }
What is Maven checkstyle plugin?
The Checkstyle Plugin generates a report regarding the code style used by the developers. This version of the plugin uses Checkstyle 8.29 by default and requires Java 8. But you can upgrade the version used at runtime. The plugin can be configured in the project’s POM.
How do I disable ant checkstyle?
If you don’t want Checkstyle violations to fail the build, set the failOnViolation parameter of the Checkstyle Ant task to false . You can also use the maxWarnings and maxErrors parameters in order to set thresholds for how many warnings or errors to tolerate before the build should break.
How do I check my Checkstyle violations?
To check for violations of a particular project, go to Analyze -> Inspect Code. The Inspections Results will give us a view of the violations under the Checkstyle section.
How do you fix a Checkstyle issue?
Right click on the java file in Package Explorer or whatever, and select ‘Apply Checkstyle Corrections’. Click on the error in the problems view, and select ‘Quick fix’. This corrects the problem.
Is a Magic Number checkstyle?
Class MagicNumberCheck. Checks that there are no “magic numbers” where a magic number is a numeric literal that is not defined as a constant. By default, -1, 0, 1, and 2 are not considered to be magic numbers. Constant definition is any variable/field that has ‘final’ modifier.
What is suppress warning unchecked?
An unchecked warning tells a programmer that a cast may cause a program to throw an exception somewhere else. Suppressing the warning with @SuppressWarnings(“unchecked”) tells the compiler that the programmer believes the code to be safe and won’t cause unexpected exceptions.
How do you solve a Checkstyle problem?
What is checkstyle XML?
Checkstyle obtains a configuration from an XML document whose elements specify the configuration’s hierarchy of modules and their properties. You provide a file that contains the configuration document when you invoke Checkstyle at the command line, and when you run a Checkstyle task in ant.
How to use the Checkstyle suppressionfilter in Eclipse?
I have a project with a CheckStyle setup which uses the SuppressionFilter to set the checkstyle_suppressions.xml file as ignore file. The checkstyle.xml file containing this SuppressionFilter is referenced to from the projects pom.xml file:
How does the Checkstyle task work in Eclipse?
The call to the checkstyle task injects the key/value pairs contained in the checkstyle.properties file into the main Checkstyle configuration. In eclipse I put the following which did not require me to add any additional properties:
Where do I find the suppression XML file?
The suppression xml file resides in the same folder as the checkstyle xml file. However, where this file actually is varies: on my windows dev box it is in d:\\dev\\shared\\checkstyle\\config on the Linux CI server it will be in /root/repo/shared/checkstyle/config on another developers box it could be anywhere (they check out their svn repo to).