How to Configure Sonar Exclusions for Specific Code Blocks?

Configuring Sonar Exclusions for Specific Code Blocks

In software development, it is sometimes necessary to suppress specific checks or measurements performed by code analyzers like Sonar. This can be useful to avoid false positives or to disable checks that are irrelevant for certain parts of the codebase.

Sonar, a popular open-source code analyzer, provides a mechanism to exclude specific blocks of code from its measurements. This is achieved through annotations using the SuppressWarnings class.

For instance, to suppress the "Preserve Stack Trace" warning from Findbugs, which occurs when an exception is caught but only the message is passed back to the client, you can annotate the affected code as follows:

<code class="java">@java.lang.SuppressWarnings("squid:S00112")</code>

In this annotation, "squid:S00112" represents the issue ID, which can be obtained from the Sonar UI under "Issues Drilldown." By using this annotation, you can effectively disable Sonar measurements for the annotated code block.

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