Initial code drop of netconf protocol implementation

[controller.git] / opendaylight / netconf / config-netconf-connector / src / main / java / org / opendaylight / controller / netconf / confignetconfconnector / mapping / attributes / fromxml / AbstractAttributeReadingStrategy.java

diff --git a/opendaylight/netconf/config-netconf-connector/src/main/java/org/opendaylight/controller/netconf/confignetconfconnector/mapping/attributes/fromxml/AbstractAttributeReadingStrategy.java b/opendaylight/netconf/config-netconf-connector/src/main/java/org/opendaylight/controller/netconf/confignetconfconnector/mapping/attributes/fromxml/AbstractAttributeReadingStrategy.java
new file mode 100644 (file)
index 0000000..2ba1b61
--- /dev/null
+++ b/opendaylight/netconf/config-netconf-connector/src/main/java/org/opendaylight/controller/netconf/confignetconfconnector/mapping/attributes/fromxml/AbstractAttributeReadingStrategy.java
@@ -0,0 +1,38 @@
+/*
+ * 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.confignetconfconnector.mapping.attributes.fromxml;
+
+import java.util.List;
+
+import org.opendaylight.controller.config.yangjmxgenerator.attribute.AttributeIfc;
+import org.opendaylight.controller.netconf.util.xml.XmlElement;
+
+public abstract class AbstractAttributeReadingStrategy<A extends AttributeIfc> implements AttributeReadingStrategy {
+
+    private final A attributeIfc;
+
+    public AbstractAttributeReadingStrategy(A attributeIfc) {
+        this.attributeIfc = attributeIfc;
+    }
+
+    public A getAttributeIfc() {
+        return attributeIfc;
+    }
+
+    @Override
+    public AttributeConfigElement readElement(List<XmlElement> configNodes) {
+        if (configNodes.size() == 0)
+            return AttributeConfigElement.createNullValue(attributeIfc);
+
+        return readElementHook(configNodes);
+    }
+
+    abstract AttributeConfigElement readElementHook(List<XmlElement> configNodes);
+
+}