#vulnerable code 
                                protected Class getImport(String name) {
        if (getParserContext().hasImport(name)) return getParserContext().getImport(name);

        VariableResolverFactory vrf = findClassImportResolverFactory(variableFactory);
        return (Class) vrf.getVariableResolver(name).getValue();
    } 
                            #location 2 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                protected Class getImport(String name) {
        if (pCtx == null) pCtx = getParserContext();

        if (pCtx.hasImport(name)) return pCtx.getImport(name);

        VariableResolverFactory vrf = findClassImportResolverFactory(variableFactory);
        return (Class) vrf.getVariableResolver(name).getValue();
    }