X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fforwardingrules-manager%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Ffrm%2Fmeter%2FMeterProvider.java;fp=opendaylight%2Fmd-sal%2Fforwardingrules-manager%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Ffrm%2Fmeter%2FMeterProvider.java;h=620801fba502c1850460b9f39b7f431752e2f925;hp=0000000000000000000000000000000000000000;hb=e4ead0f229dd4f21a054b7139ddb8c69c686ace1;hpb=386d8f0ac5fa09ee5514d48284f1a4012f408b52

diff --git a/opendaylight/md-sal/forwardingrules-manager/src/main/java/org/opendaylight/controller/frm/meter/MeterProvider.java b/opendaylight/md-sal/forwardingrules-manager/src/main/java/org/opendaylight/controller/frm/meter/MeterProvider.java
new file mode 100644
index 0000000000..620801fba5
--- /dev/null
+++ b/opendaylight/md-sal/forwardingrules-manager/src/main/java/org/opendaylight/controller/frm/meter/MeterProvider.java
@@ -0,0 +1,67 @@
+/**
+ * Copyright (c) 2014 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.frm.meter;
+
+import org.opendaylight.controller.sal.binding.api.data.DataChangeListener;
+import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
+import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.meters.Meter;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.SalMeterService;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.InstanceIdentifierBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class MeterProvider implements AutoCloseable {
+
+    private final static Logger LOG = LoggerFactory.getLogger(MeterProvider.class);
+
+    private DataProviderService dataService;
+    private SalMeterService salMeterService;
+
+    /* DataChangeListener */
+    private MeterChangeListener meterDataChangeListener;
+    ListenerRegistration<DataChangeListener> meterDataChangeListenerRegistration;
+
+    public void start() {
+        /* Build Path */
+        InstanceIdentifierBuilder<Nodes> nodesBuilder = InstanceIdentifier.<Nodes> builder(Nodes.class);
+        InstanceIdentifierBuilder<Node> nodeChild = nodesBuilder.<Node> child(Node.class);
+        InstanceIdentifierBuilder<FlowCapableNode> augmentFlowCapNode = nodeChild.<FlowCapableNode> augmentation(FlowCapableNode.class);
+        InstanceIdentifierBuilder<Meter> meterChild = augmentFlowCapNode.<Meter> child(Meter.class);
+        final InstanceIdentifier<? extends DataObject> meterDataObjectPath = meterChild.toInstance();
+
+        /* DataChangeListener registration */
+        this.meterDataChangeListener = new MeterChangeListener(this.salMeterService);
+        this.meterDataChangeListenerRegistration = this.dataService.registerDataChangeListener(meterDataObjectPath, meterDataChangeListener);
+        LOG.info("Meter Config Provider started.");
+    }
+    
+    protected DataModificationTransaction startChange() {
+        return this.dataService.beginTransaction();
+    }
+
+    public void close() throws Exception {
+        if(meterDataChangeListenerRegistration != null){
+            meterDataChangeListenerRegistration.close();
+        }
+    }
+
+    public void setDataService(final DataProviderService dataService) {
+        this.dataService = dataService;
+    }
+
+    public void setSalMeterService(final SalMeterService salMeterService) {
+        this.salMeterService = salMeterService;
+    }
+}
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