[commons-rng] 04/08: RNG-110: PMD rule exceptions to allow Sampler factory constructors.

[aherbert]

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commit 6da71403f9cb59cf112823715fdc9b57d15084d1
Author: Alex Herbert <aherb...@apache.org>
AuthorDate: Fri Jul 19 22:32:22 2019 +0100

    RNG-110: PMD rule exceptions to allow Sampler factory constructors.
    
    Samplers can be utility classes without a Utils/Helper suffix.
    
    Samplers can have short method names, e.g. of(...).
---
 src/main/resources/pmd/pmd-ruleset.xml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/resources/pmd/pmd-ruleset.xml 
b/src/main/resources/pmd/pmd-ruleset.xml
index 9b48ba1..39d64db 100644
--- a/src/main/resources/pmd/pmd-ruleset.xml
+++ b/src/main/resources/pmd/pmd-ruleset.xml
@@ -84,11 +84,14 @@
       <property name="violationSuppressXPath"
         value="//ClassOrInterfaceDeclaration[@Image='ListSampler' or 
@Image='ProviderBuilder'
           or @Image='ThreadLocalRandomSource' or @Image='SeedFactory']"/>
+      <!-- Allow samplers to have only factory constructors -->
+      <property name="utilityClassPattern" 
value="[A-Z][a-zA-Z0-9]+(Utils?|Helper|Sampler)" />
     </properties>
   </rule>
   <rule ref="category/java/codestyle.xml/ShortMethodName">
     <properties>
-      <property name="violationSuppressXPath" 
value="//ClassOrInterfaceDeclaration[@Image='RejectionInversionZipfSampler']"/>
+      <!-- Allow samplers to have factory constructor method 'of' -->
+      <property name="violationSuppressXPath" 
value="//ClassOrInterfaceDeclaration[matches(@Image, '^.*Sampler$')]"/>
     </properties>
   </rule>