diff -r c9f1e497132e -r ecc2731a5a46 java/alt2xml-lib-input/src/cz/frantovo/alt2xml/Alt2XmlReaderFactory.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/java/alt2xml-lib-input/src/cz/frantovo/alt2xml/Alt2XmlReaderFactory.java	Sat Jun 07 22:09:32 2014 +0200
@@ -0,0 +1,35 @@
+/**
+ * Alt2XML
+ * Copyright © 2014 František Kučera (frantovo.cz)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package cz.frantovo.alt2xml;
+
+import org.xml.sax.XMLReader;
+
+/**
+ *
+ * @author Ing. František Kučera (frantovo.cz)
+ */
+public interface Alt2XmlReaderFactory {
+
+	/**
+	 * @param systemId system ID of the document to be read
+	 * @return whether this alternative format is supported
+	 */
+	public boolean canRead(String systemId);
+
+	public XMLReader getReader();
+}