NPE when using parameter $ref

It seems that in versions after 2.0.0-rc3, validation of a spec containing a $ref parameter yields the following stacktrace.

#!

Exception while reading:
java.lang.NullPointerException
    at io.swagger.v3.parser.processors.ParameterProcessor.processParameters(ParameterProcessor.java:95)
    at io.swagger.v3.parser.processors.OperationProcessor.processOperation(OperationProcessor.java:39)
    at io.swagger.v3.parser.processors.PathsProcessor.processPaths(PathsProcessor.java:83)
    at io.swagger.v3.parser.OpenAPIResolver.resolve(OpenAPIResolver.java:49)
    at io.swagger.v3.parser.OpenAPIV3Parser.readLocation(OpenAPIV3Parser.java:53)
    at io.swagger.parser.OpenAPIParser.readLocation(OpenAPIParser.java:19)
    at com.atlassian.oai.validator.OpenApiInteractionValidator.loadApi(OpenApiInteractionValidator.java:144)
    at com.atlassian.oai.validator.OpenApiInteractionValidator.<init>(OpenApiInteractionValidator.java:123)
    at com.atlassian.oai.validator.OpenApiInteractionValidator.<init>(OpenApiInteractionValidator.java:45)
    at com.atlassian.oai.validator.OpenApiInteractionValidator$Builder.build(OpenApiInteractionValidator.java:424)
    at com.atlassian.oai.validator.restassured.OpenApiValidationFilter.<init>(OpenApiValidationFilter.java:41)
    at com.atlassian.oai.validator.restassured.CustomerOperationsTest.<clinit>(CustomerOperationsTest.java:35)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:408)
    at org.junit.runners.BlockJUnit4ClassRunner.createTest(BlockJUnit4ClassRunner.java:217)
    at org.junit.runners.BlockJUnit4ClassRunner$1.runReflectiveCall(BlockJUnit4ClassRunner.java:266)
    at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
    at org.junit.runners.BlockJUnit4ClassRunner.methodBlock(BlockJUnit4ClassRunner.java:263)
    at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
    at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
    at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
    at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
    at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
    at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
    at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
    at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
    at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
    at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:538)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:760)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:460)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:206)

There could be more to it, but it looks at a glance as if this

if(param.getName().equals(resolvedParameter.getName())) {

should be changed to

if(resolvedParameter.getName().equals(param.getName())) {

Comments (3)