[travis] attempt to checkstyle with a different version on Java7

DataDog · Jan 29, 2020 · 68f1749 · 68f1749
1 parent 5be086b
commit 68f1749
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Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -6,4 +6,9 @@ jdk:
   - oraclejdk9
   - oraclejdk11
 
-install: mvn install -Dgpg.skip -Dcheckstyle.skip=true
+jobs:
+  include:
+    - jdk: openjdk7
+      env: EXTRA_MVN="-Dcheckstyle.version=2.15"
+
+script: mvn clean install -Dgpg.skip $EXTRA_MVN
diff --git a/pom.xml b/pom.xml
@@ -19,6 +19,7 @@
 	<checkstyle.config.location>style.xml</checkstyle.config.location>
 	<checkstyle.consoleOutput>true</checkstyle.consoleOutput>
     <jdk.module.illegalAccess>deny</jdk.module.illegalAccess>
+    <checkstyle.version>3.1.0</checkstyle.version>
   </properties>
 
   <licenses>
@@ -201,7 +202,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>3.1.0</version>
+        <version>${checkstyle.version}</version>
         <executions>
           <execution>
             <id>checkstyle</id>
@@ -228,7 +229,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>3.0.0</version>
+        <version>${checkstyle.version}</version>
         <reportSets>
           <reportSet>
             <reports>