Add config system API to recreate a module instance

[controller.git] / opendaylight / config / config-manager-facade-xml / src / main / java / org / opendaylight / controller / config / facade / xml / strategy / ReCreateEditConfigStrategy.java

diff --git a/opendaylight/config/config-manager-facade-xml/src/main/java/org/opendaylight/controller/config/facade/xml/strategy/ReCreateEditConfigStrategy.java b/opendaylight/config/config-manager-facade-xml/src/main/java/org/opendaylight/controller/config/facade/xml/strategy/ReCreateEditConfigStrategy.java
new file mode 100644 (file)
index 0000000..5d695ac
--- /dev/null
+++ b/opendaylight/config/config-manager-facade-xml/src/main/java/org/opendaylight/controller/config/facade/xml/strategy/ReCreateEditConfigStrategy.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2016 Brocade Communications 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.config.facade.xml.strategy;
+
+import java.util.Map;
+import javax.management.InstanceNotFoundException;
+import javax.management.ObjectName;
+import org.opendaylight.controller.config.facade.xml.exception.ConfigHandlingException;
+import org.opendaylight.controller.config.facade.xml.mapping.attributes.fromxml.AttributeConfigElement;
+import org.opendaylight.controller.config.facade.xml.mapping.config.ServiceRegistryWrapper;
+import org.opendaylight.controller.config.util.ConfigTransactionClient;
+import org.opendaylight.controller.config.util.xml.DocumentedException;
+
+/**
+ * Edit strategy that forces re-creation of a module instance even if the config didn't change.
+ *
+ * @author Thomas Pantelis
+ */
+public class ReCreateEditConfigStrategy extends AbstractEditConfigStrategy {
+
+    @Override
+    void handleMissingInstance(Map<String, AttributeConfigElement> configuration, ConfigTransactionClient ta,
+            String module, String instance, ServiceRegistryWrapper services) throws ConfigHandlingException {
+        throw new ConfigHandlingException(
+                String.format("Unable to recreate %s : %s, Existing module instance not found", module, instance),
+                DocumentedException.ErrorType.application,
+                DocumentedException.ErrorTag.operation_failed,
+                DocumentedException.ErrorSeverity.error);
+    }
+
+    @Override
+    void executeStrategy(Map<String, AttributeConfigElement> configuration, ConfigTransactionClient ta,
+            ObjectName objectName, ServiceRegistryWrapper services) throws ConfigHandlingException {
+        try {
+            ta.reCreateModule(objectName);
+        } catch(InstanceNotFoundException e) {
+            throw new ConfigHandlingException(String.format("Unable to recreate instance for %s", objectName),
+                    DocumentedException.ErrorType.application,
+                    DocumentedException.ErrorTag.operation_failed,
+                    DocumentedException.ErrorSeverity.error);
+        }
+    }
+}