// Build the jjsmap.
List<JDeclaredType> types = ImmutableList.<JDeclaredType>of(comExampleFooClass,
defaultPackageBarClass);
Map<JsStatement, JClassType> typeForStatement = ImmutableMap.of();
Map<JsStatement, JMethod> vtableInitForMethod = ImmutableMap.of();
JavaToJavaScriptMapImpl jjsmap = new JavaToJavaScriptMapImpl(types, javaToName,
typeForStatement, vtableInitForMethod);
// Run it.
JsNamespaceChooser.exec(program, jjsmap);
}