Initial code drop of netconf protocol implementation

[controller.git] / opendaylight / netconf / netconf-util / src / main / java / org / opendaylight / controller / netconf / util / xml / XmlNetconfValidator.java

diff --git a/opendaylight/netconf/netconf-util/src/main/java/org/opendaylight/controller/netconf/util/xml/XmlNetconfValidator.java b/opendaylight/netconf/netconf-util/src/main/java/org/opendaylight/controller/netconf/util/xml/XmlNetconfValidator.java
new file mode 100644 (file)
index 0000000..de0ebcc
--- /dev/null
+++ b/opendaylight/netconf/netconf-util/src/main/java/org/opendaylight/controller/netconf/util/xml/XmlNetconfValidator.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.netconf.util.xml;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import javax.xml.transform.Source;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.validation.Schema;
+import javax.xml.validation.Validator;
+
+import org.w3c.dom.Document;
+import org.xml.sax.SAXException;
+
+import com.google.common.base.Preconditions;
+
+public class XmlNetconfValidator {
+    static final Schema schema;
+
+    static {
+        final InputStream xmlSchema = XmlNetconfValidator.class.getResourceAsStream("/xml.xsd");
+        Preconditions.checkNotNull(xmlSchema, "Cannot find xml.xsd");
+
+        final InputStream rfc4714Schema = XmlNetconfValidator.class.getResourceAsStream("/rfc4741.xsd");
+        Preconditions.checkNotNull(rfc4714Schema, "Cannot find rfc4741.xsd");
+        schema = XmlUtil.loadSchema(xmlSchema, rfc4714Schema);
+    }
+
+    public static void validate(Document inputDocument) throws SAXException, IOException {
+        final Validator validator = schema.newValidator();
+        final Source source = new DOMSource(inputDocument);
+        validator.validate(source);
+    }
+}