public Reader getResourceReader()

in velocity-tools-generic/src/main/java/org/apache/velocity/tools/generic/ImportSupport.java [521:560]

39 lines of code
6 McCabe index (conditional complexity)


    public Reader getResourceReader(String resource)
    {
        getLog().debug("get resource {}", resource);
        URL url = null;
        Reader reader = null;
        try
        {
            url = getFileResource(resource);
            if (url == null)
            {
                url = getClasspathResource(resource);
            }
            if (url != null)
            {
                URLConnection uc = url.openConnection();
                InputStream is = uc.getInputStream();
                String charSet;
                // charSet extracted according to RFC 2045, section 5.1
                String contentType = uc.getContentType();
                if (contentType != null)
                {
                    charSet = ImportSupport.getContentTypeAttribute(contentType, "charset");
                    if (charSet == null)
                    {
                        charSet = RuntimeConstants.ENCODING_DEFAULT;
                    }
                }
                else
                {
                    charSet = RuntimeConstants.ENCODING_DEFAULT;
                }
                reader = new InputStreamReader(is, charSet);
            }
        }
        catch (Exception e)
        {
            getLog().error("could not get resource {}", resource, e);
        }
        return reader;
    }