AEM (Adobe CQ) XSSAPI usage example in Java class

UserComment.java

import com.adobe.granite.xss.XSSAPI;
import org.apache.sling.api.resource.ResourceResolver;

public class UserComment {
    public String getFilteredComment(ResourceResolver resourceResolver, String commentTxt) {
        XSSAPI xssAPI = resourceResolver.adaptTo(XSSAPI.Class);
        return xssAPI.getValidHref(commentTxt);
    }
}