32 lines
1.9 KiB
Markdown
32 lines
1.9 KiB
Markdown
# PMD
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[](https://gitter.im/pmd/pmd?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
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[](https://travis-ci.org/pmd/pmd)
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[](https://maven-badges.herokuapp.com/maven-central/net.sourceforge.pmd/pmd)
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[](https://coveralls.io/github/pmd/pmd)
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[](https://www.codacy.com/app/pmd/pmd?utm_source=github.com&utm_medium=referral&utm_content=pmd/pmd&utm_campaign=Badge_Grade)
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## About
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**PMD** is a source code analyzer. It finds common programming flaws like unused variables, empty catch blocks,
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unnecessary object creation, and so forth. It supports Java, JavaScript, Salesforce.com Apex and Visualforce, PLSQL, Apache Velocity,
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XML, XSL.
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Additionally it includes **CPD**, the copy-paste-detector. CPD finds duplicated code in
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Apache Velocity, C/C++, C#, Fortran, Go, Groovy, Java, JavaScript, JSP, Kotlin, Matlab,
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Objective-C, Perl, PHP, PLSQL, Python, Ruby, Salesforce.com Apex, Scala, Swift, Visualforce, XML and XSL.
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## Source and Documentation
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Our latest source of PMD can be found on [GitHub](https://github.com/pmd/pmd). Fork us!
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* [How to build PMD](BUILDING.md)
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* [How to contribute to PMD](CONTRIBUTING.md)
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The rule designer is developed over at [pmd/pmd-designer](https://github.com/pmd/pmd-designer).
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Please see [its README](https://github.com/pmd/pmd-designer#contributing) for
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developer documentation.
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## News and Website
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More information can be found on our [Website](https://pmd.github.io) and on [SourceForge](https://sourceforge.net/projects/pmd/).
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