wro4j-extensions/src/main/java/ro/isdc/wro/extensions/processor/support/csslint/CssLint.java
public void validate(final String data)
      throws CssLintException {
    final StopWatch watch = new StopWatch();
    watch.start("init");
    final RhinoScriptBuilder builder = initScriptBuilder();
    watch.stop();
    watch.start("cssLint");
    LOG.debug("options: {}", this.options);
    final String script = buildCssLintScript(WroUtil.toJSMultiLineString(data));
    LOG.debug("script: {}", script);
    builder.evaluate(script, "CSSLint.verify").toString();
    final boolean valid = Boolean.parseBoolean(builder.evaluate("result.length == 0", "checkNoErrors").toString());
    if (!valid) {
      final String json = builder.addJSON().evaluate("JSON.stringify(result)", "CssLint messages").toString();
      LOG.debug("json {}", json);
      final Type type = new TypeToken<List<CssLintError>>() {}.getType();
      final List<CssLintError> errors = new Gson().fromJson(json, type);
      LOG.debug("Errors: {}", errors);
      throw new CssLintException().setErrors(errors);
    }
    LOG.debug("isValid: {}", valid);
    watch.stop();
    LOG.debug(watch.prettyPrint());
  }
public void validate(final String data)
      throws CssLintException {
    final StopWatch watch = new StopWatch();
    watch.start("init");
    final RhinoScriptBuilder builder = initScriptBuilder();
    watch.stop();
    watch.start("cssLint");
    LOG.debug("options: {}", this.options);
    final String script = buildCssLintScript(WroUtil.toJSMultiLineString(data));
    LOG.debug("script: {}", script);
    builder.evaluate(script, "CSSLint.verify").toString();
    final boolean valid = Boolean.parseBoolean(builder.evaluate("result.length == 0", "checkNoErrors").toString());
    if (!valid) {
      final String json = builder.addJSON().evaluate("JSON.stringify(result)", "CssLint messages").toString();
      LOG.debug("json {}", json);
      final Type type = new TypeToken<List<CssLintError>>() {}.getType();
      final List<CssLintError> errors = new Gson().fromJson(json, type);
      LOG.debug("Errors: {}", errors);
      throw new CssLintException().setErrors(errors);
    }
    LOG.debug("isValid: {}", valid);
    watch.stop();
    LOG.debug(watch.prettyPrint());
  }
Validates a css resource using cssLint and throws {@link CssLintException} if the resource is invalid. If no exception is thrown,
the resource is valid.

@param data
css content to process.
@throws CssLintException
when parsed css has some kind of problems.