public void setBasePackage(String annotationPackage) {
        this.annotationPackages = (annotationPackage == null || annotationPackage.length() == 0) ? null
                : Pattern.compile("\\s*[,]+\\s*").split(annotationPackage);
    }
@author Robert HG (254963746@qq.com) on 10/20/15.
lts-spring/src/main/java/com/github/ltsopensource/spring/tasktracker/Scanner.java