yan@970: [JavaClass java.util.ArrayList]
yan@970: [JavaClass java.util.ArrayList]
yan@970: [JavaClass java.lang.String]
yan@970: java.lang.ClassNotFoundException: java.lang.String
yan@970: [JavaClass java.util.ArrayList]
yan@970: [JavaClass java.util.ArrayList]
yan@970: [JavaClass java.lang.String]
yan@970: [JavaPackage java.lang.String]
yan@970: [JavaClass jdk.nashorn.javaadapters.java.util.ArrayList]
yan@970: [JavaClass jdk.nashorn.javaadapters.java.util.ArrayList]
yan@970: [JavaClass jdk.nashorn.javaadapters.java.io.File]
yan@970: TypeError: Java.extend needs Java types as its arguments. in <eval> at line number 1
yan@970: java.lang.NullPointerException
yan@970: java.lang.ClassNotFoundException: java.lang.NullPointerException
yan@970: java.lang.NullPointerException: library can't be null
yan@970: java.lang.NullPointerException: library can't be null