diff -r 0d1cba59734b -r 1ca0d7fdbe51 java/nekurak.net-lib/src/cz/frantovo/nekurak/util/Komentare.java
--- a/java/nekurak.net-lib/src/cz/frantovo/nekurak/util/Komentare.java	Tue Jun 08 10:42:58 2010 +0200
+++ b/java/nekurak.net-lib/src/cz/frantovo/nekurak/util/Komentare.java	Tue Jun 08 12:56:46 2010 +0200
@@ -1,11 +1,28 @@
 package cz.frantovo.nekurak.util;
 
+import cz.frantovo.nekurak.vyjimky.KomentarovaVyjimka;
+import java.io.ByteArrayInputStream;
+import java.net.URL;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import javax.xml.XMLConstants;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.validation.Schema;
+import javax.xml.validation.SchemaFactory;
+import org.w3c.dom.Document;
+import org.xml.sax.ErrorHandler;
+import org.xml.sax.SAXException;
+import org.xml.sax.SAXParseException;
+
 /**
  * Validátor komentářů
  * @author fiki
  */
 public class Komentare {
 
+    private static final Logger log = Logger.getLogger(Komentare.class.getSimpleName());
+
     /**
      * Escapuje XML a doplní XHTML zalomení na konce řádků.
      * @param komentar prostý text zadaný uživatelem
@@ -30,8 +47,42 @@
      * @param komentar
      * @return jestli komentář odpovídá
      */
-    public boolean isValidniXHTML(String komentar) {
-	return false;
+    public static Document zkontroluj(String komentar) throws KomentarovaVyjimka {
+
+
+
+
+	try {
+	    URL soubor = ClassLoader.getSystemResource("cz/frantovo/nekurak/util/komentář.xsd");
+	    SchemaFactory tovarnaSchemat = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
+	    Schema schema = tovarnaSchemat.newSchema(soubor);
+
+	    DocumentBuilderFactory tovarnaDB = DocumentBuilderFactory.newInstance();
+	    tovarnaDB.setSchema(schema);
+
+	    DocumentBuilder db = tovarnaDB.newDocumentBuilder();
+	    db.setErrorHandler(new ErrorHandler() {
+
+		public void warning(SAXParseException e) throws SAXException {
+		    throw e;
+		}
+
+		public void error(SAXParseException e) throws SAXException {
+		    throw e;
+		}
+
+		public void fatalError(SAXParseException e) throws SAXException {
+		    throw e;
+		}
+	    });
+	    Document dokument = db.parse(new ByteArrayInputStream(komentar.getBytes("UTF-8")));
+
+	    return dokument;
+	} catch (Exception e) {
+	    throw new KomentarovaVyjimka("Neplatný komentář: " + komentar, e);
+	}
+
+
     }
 
     private static String escapujXML(String str) {