Initial code drop of yang model driven configuration system

[controller.git] / opendaylight / config / config-manager / src / main / java / org / opendaylight / controller / config / manager / impl / jmx / TransactionJMXRegistrator.java

diff --git a/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/jmx/TransactionJMXRegistrator.java b/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/jmx/TransactionJMXRegistrator.java
new file mode 100644 (file)
index 0000000..523cbc5
--- /dev/null
+++ b/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/jmx/TransactionJMXRegistrator.java
@@ -0,0 +1,71 @@
+/*
+ * 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.config.manager.impl.jmx;
+
+import java.io.Closeable;
+import java.util.Set;
+
+import javax.management.InstanceAlreadyExistsException;
+import javax.management.ObjectName;
+import javax.management.QueryExp;
+
+import org.opendaylight.controller.config.api.jmx.ObjectNameUtil;
+import org.opendaylight.controller.config.manager.impl.jmx.InternalJMXRegistrator.InternalJMXRegistration;
+
+/**
+ * Contains constraints on passed {@link ObjectName} parameters. Only allow (un)
+ * registration of ObjectNames that have expected transaction name.
+ */
+public class TransactionJMXRegistrator implements Closeable {
+    private final InternalJMXRegistrator childJMXRegistrator;
+    private final String transactionName;
+
+    TransactionJMXRegistrator(InternalJMXRegistrator internalJMXRegistrator,
+            String transactionName) {
+        this.childJMXRegistrator = internalJMXRegistrator.createChild();
+        this.transactionName = transactionName;
+    }
+
+    public static class TransactionJMXRegistration implements AutoCloseable {
+        private final InternalJMXRegistration registration;
+
+        TransactionJMXRegistration(InternalJMXRegistration registration) {
+            this.registration = registration;
+        }
+
+        @Override
+        public void close() {
+            registration.close();
+        }
+    }
+
+    public TransactionJMXRegistration registerMBean(Object object, ObjectName on)
+            throws InstanceAlreadyExistsException {
+        if (!transactionName.equals(ObjectNameUtil.getTransactionName(on)))
+            throw new IllegalArgumentException(
+                    "Transaction name mismatch between expected "
+                            + transactionName + " " + "and " + on);
+        ObjectNameUtil.checkType(on, ObjectNameUtil.TYPE_CONFIG_TRANSACTION);
+        return new TransactionJMXRegistration(
+                childJMXRegistrator.registerMBean(object, on));
+    }
+
+    public Set<ObjectName> queryNames(ObjectName name, QueryExp query) {
+        return childJMXRegistrator.queryNames(name, query);
+    }
+
+    public TransactionModuleJMXRegistrator createTransactionModuleJMXRegistrator() {
+        return new TransactionModuleJMXRegistrator(childJMXRegistrator,
+                transactionName);
+    }
+
+    @Override
+    public void close() {
+        childJMXRegistrator.close();
+    }
+}