Migrate Commons Lang from 2 to native Java APIs (#93)

Author: jonesbusy

pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.jenkins-ci.plugins</groupId>
     <artifactId>plugin</artifactId>
-    <version>5.28</version>
+    <version>6.2116.v7501b_67dc517</version>
     <relativePath />
   </parent>
 
@@ -42,6 +42,7 @@
     <jenkins.baseline>2.479</jenkins.baseline>
     <jenkins.version>${jenkins.baseline}.1</jenkins.version>
     <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
+    <ban-commons-lang-2.skip>false</ban-commons-lang-2.skip>
   </properties>
 
   <scm>

src/main/java/org/jenkinsci/plugins/envinjectapi/util/CauseHelper.java

@@ -14,7 +14,6 @@
 import java.util.Locale;
 import edu.umd.cs.findbugs.annotations.CheckForNull;
 import edu.umd.cs.findbugs.annotations.NonNull;
-import static org.apache.commons.lang.StringUtils.isNotBlank;
 
 // Moved from EnvInject plugin
 /**
@@ -59,7 +58,7 @@ static Map<String, String> buildCauseEnvironmentVariables(@NonNull String envBas
         Map<String, String> triggerVars = new HashMap<>();
         List<String> nonEmptyNames = new ArrayList<>();
         for (String name : causeNames) {
-            if (isNotBlank(name)) {
+            if (name != null && !name.isEmpty()) {
                 triggerVars.put(String.join("_", envBase, name), "true");
                 nonEmptyNames.add(name);
             }