igmp proxy app

Change-Id: If053dc39b611a6176b1d59004a480d65bfac9091
diff --git a/src/main/java/org/opencord/igmpproxy/IgmpproxySsmTranslateConfig.java b/src/main/java/org/opencord/igmpproxy/IgmpproxySsmTranslateConfig.java
new file mode 100644
index 0000000..b8f42a5
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+++ b/src/main/java/org/opencord/igmpproxy/IgmpproxySsmTranslateConfig.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.opencord.igmpproxy;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onlab.packet.IpAddress;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.mcast.McastRoute;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * IGMP proxy SSM translate configuration.
+ */
+public class IgmpproxySsmTranslateConfig extends Config<ApplicationId> {
+
+    private static final String SOURCE = "source";
+    private static final String GROUP = "group";
+
+    @Override
+    public boolean isValid() {
+        for (JsonNode node : array) {
+            if (!hasOnlyFields((ObjectNode) node, SOURCE, GROUP)) {
+                return false;
+            }
+
+            if (!(isIpAddress((ObjectNode) node, SOURCE, FieldPresence.MANDATORY) &&
+                    isIpAddress((ObjectNode) node, GROUP, FieldPresence.MANDATORY))) {
+                return false;
+            }
+
+        }
+        return true;
+    }
+
+    /**
+     * Gets the list of SSM translations.
+     *
+     * @return SSM translations
+     */
+    public List<McastRoute> getSsmTranslations() {
+        List<McastRoute> translations = new ArrayList();
+        for (JsonNode node : array) {
+            translations.add(
+                    new McastRoute(
+                            IpAddress.valueOf(node.path(SOURCE).asText().trim()),
+                            IpAddress.valueOf(node.path(GROUP).asText().trim()),
+                            McastRoute.Type.STATIC));
+        }
+
+        return translations;
+    }
+}