IllegalArgumentException thrown since parentTypeForBuilder was not set to some kinds of schema nodes，such as notification，augmentation in uses.

java.lang.IllegalArgumentException: Type parameter MUST be specified and cannot be NULL!

at com.google.common.base.Preconditions.checkArgument(Preconditions.java:122)
at org.opendaylight.mdsal.binding.javav2.java.api.generator.renderers.BaseRenderer.putTypeIntoImports(BaseRenderer.java:150)
at org.opendaylight.mdsal.binding.javav2.java.api.generator.renderers.BaseRenderer.importedName(BaseRenderer.java:72)
at org.opendaylight.mdsal.binding.javav2.java.api.generator.renderers.BuilderRenderer.body(BuilderRenderer.java:256)
at org.opendaylight.mdsal.binding.javav2.java.api.generator.renderers.BaseRenderer.generateTemplate(BaseRenderer.java:363)
at org.opendaylight.mdsal.binding.javav2.java.api.generator.BuilderGenerator.generate(BuilderGenerator.java:39)
at org.opendaylight.mdsal.binding.javav2.java.api.generator.GeneratorJavaFile.generateTypeToJavaFile(GeneratorJavaFile.java:192)
at org.opendaylight.mdsal.binding.javav2.java.api.generator.GeneratorJavaFile.generateToFile(GeneratorJavaFile.java:106)
at org.opendaylight.mdsal.binding.javav2.java.api.generator.GeneratorJavaFileTest.myGeneratedFilesTest(GeneratorJavaFileTest.java:39)

The