[apex] java.lang.NullPointerException from PMD

[parksungrin]

Please, prefix the report title with the language it applies to within brackets, such as [java] or [apex]. If not specific to a language, you can use [core]

Rule Set:
Not sure
Description:
java.lang.NullPointerException when run PMD with below source

Code Sample demonstrating the issue:
trigger CaseAssignLevel on CaseAssignLevel__c (after delete, after insert, after undelete, after update, before delete, before insert, before update) {

if(Trigger.isBefore) {
	if(Trigger.isInsert || Trigger.isUpdate) {
		CaseAssignLevel_tr.doIsNotTrigger(Trigger.new);
	}
}



if(Trigger.isBefore && !CaseAssignLevel_tr.isNotTrigger) {
	if(Trigger.isInsert || Trigger.isUpdate) {
		CaseAssignLevel_tr.doCreateKeyValue(Trigger.new, Trigger.oldMap);	
	}
}

/*
else if(Trigger.isAfter && !CaseAssignLevel_tr.isNotTrigger) {
	if(Trigger.isInsert || Trigger.isUpdate) {
		
	}
}
*/

}

** Error detail

INFO: Deduped array ApexLexer.DFA22_transition. Found 7861612 shorts which is 14MB not including array overhead. Removed 7139464 shorts which is 13MB not counting array overhead.Took 9ms.
Exception applying rule CyclomaticComplexity on file C:\eclipse-workspace.. Dev\src\triggers\CaseAssignLevel.trigger, continuing with next rule
Nov 30, 2017 2:40:44 PM net.sourceforge.pmd.RuleSet apply
WARNING: Exception applying rule CyclomaticComplexity on file C:\eclipse-workspace\Samsung Dev\src\triggers\CaseAssignLevel.trigger, continuing with next rule
java.lang.NullPointerException
at net.sourceforge.pmd.lang.apex.ast.ApexQualifiedName.ofMethod(ApexQualifiedName.java:173)
at net.sourceforge.pmd.lang.apex.ast.ASTMethod.getQualifiedName(ASTMethod.java:51)
at net.sourceforge.pmd.lang.apex.ast.ASTMethod.getQualifiedName(ASTMethod.java:13)
at net.sourceforge.pmd.lang.metrics.AbstractMetricsFacade.computeForOperation(AbstractMetricsFacade.java:92)
at net.sourceforge.pmd.lang.apex.metrics.ApexMetrics.get(ApexMetrics.java:83)
at net.sourceforge.pmd.lang.apex.rule.design.CyclomaticComplexityRule.visit(CyclomaticComplexityRule.java:70)
at net.sourceforge.pmd.lang.apex.ast.ASTMethod.jjtAccept(ASTMethod.java:21)
at net.sourceforge.pmd.lang.apex.ast.AbstractApexNode.childrenAccept(AbstractApexNode.java:108)
at net.sourceforge.pmd.lang.apex.rule.AbstractApexRule.visit(AbstractApexRule.java:142)
at net.sourceforge.pmd.lang.apex.rule.AbstractApexRule.visit(AbstractApexRule.java:513)
at net.sourceforge.pmd.lang.apex.rule.AbstractApexRule.visitAll(AbstractApexRule.java:135)
at net.sourceforge.pmd.lang.apex.rule.AbstractApexRule.apply(AbstractApexRule.java:125)
at net.sourceforge.pmd.lang.rule.AbstractDelegateRule.apply(AbstractDelegateRule.java:279)
at net.sourceforge.pmd.RuleSet.apply(RuleSet.java:502)
at net.sourceforge.pmd.RuleSets.apply(RuleSets.java:143)
at net.sourceforge.pmd.SourceCodeProcessor.processSource(SourceCodeProcessor.java:181)
at net.sourceforge.pmd.SourceCodeProcessor.processSourceCode(SourceCodeProcessor.java:95)
at net.sourceforge.pmd.SourceCodeProcessor.processSourceCode(SourceCodeProcessor.java:50)
at net.sourceforge.pmd.processor.PmdRunnable.call(PmdRunnable.java:75)
at net.sourceforge.pmd.processor.PmdRunnable.call(PmdRunnable.java:23)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

[jsotuyod]

@parksungrin thanks for the report! @oowekyala is already working on this