If we have a Java class:

class MyClass {
  public static void myMethod();
}

And in JavaScript try:

myInstance.myMethod()

Then we would get an exception that looks something like this:

myscript.js:... TypeError: MyClass@... has no such function "myMethod"
    at jdk.nashorn.internal.runtime.ECMAErrors.error(ECMAErrors.java:56)
at jdk.nashorn.internal.runtime.ECMAErrors.typeError(ECMAErrors.java:212) at jdk.nashorn.internal.runtime.ECMAErrors.typeError(ECMAErrors.java:184) at jdk.nashorn.internal.runtime.ECMAErrors.typeError(ECMAErrors.java:171) at jdk.nashorn.internal.runtime.linker.NashornBottomLinker.linkBean(NashornBottomLinker.java:113) at jdk.nashorn.internal.runtime.linker.NashornBottomLinker.getGuardedInvocation(NashornBottomLinker.java:68) at jdk.internal.dynalink.support.CompositeGuardingDynamicLinker.getGuardedInvocation(CompositeGuardingDynamicLinker.java:124) at jdk.internal.dynalink.support.LinkerServicesImpl.getGuardedInvocation(LinkerServicesImpl.java:138)
    at jdk.internal.dynalink.DynamicLinker.relink(DynamicLinker.java:232)
at jdk.nashorn.internal.scripts.Script$default.runScript(component/services/sincerity/version/default.js:6) at jdk.nashorn.internal.runtime.ScriptFunctionData.invoke(ScriptFunctionData.java:527) at jdk.nashorn.internal.runtime.ScriptFunction.invoke(ScriptFunction.java:204) at jdk.nashorn.internal.runtime.ScriptRuntime.apply(ScriptRuntime.java:367)

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