1 files changed, 76 insertions, 0 deletions
diff --git a/plugins/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/EventProcessor.java b/plugins/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/EventProcessor.java
new file mode 100644
index 000000000..4f28072d3
--- /dev/null
+++ b/plugins/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/EventProcessor.java
@@ -0,0 +1,76 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - CCSDK
+ * ================================================================================
+ * Copyright (C) 2018 Huawei Technologies Co., Ltd. All rights reserved.
+ *
+ * Modifications Copyright © 2018 IBM
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.plugins.restconfdiscovery;
+
+import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
+import org.onap.ccsdk.sli.core.sli.SvcLogicException;
+import org.slf4j.Logger;
+
+import java.util.Map;
+
+import static org.onap.ccsdk.sli.plugins.restapicall.JsonParser.convertToProperties;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Processes the events from event queue and executes callback DG.
+ */
+class EventProcessor implements Runnable {
+
+    private static final Logger log = getLogger(EventProcessor.class);
+    private RestconfDiscoveryNode node;
+
+    private static final String EVENT_SUBSCRIPTION_ID = "notification." +
+            "push-change-update.subscription-id";
+
+    public EventProcessor(RestconfDiscoveryNode node) {
+        this.node = node;
+    }
+
+    @Override
+    public void run() {
+        while(true) {
+            try {
+                String payload = node.eventQueue().take();
+                Map<String, String> param = convertToProperties(payload);
+                String id = param.get(EVENT_SUBSCRIPTION_ID);
+                SubscriptionInfo info = node.subscriptionInfoMap().get(id);
+                if (info != null) {
+                    SvcLogicContext ctx = setContext(param);
+                    SvcLogicGraphInfo callbackDG = info.callBackDG();
+                    callbackDG.executeGraph(ctx);
+                }
+            } catch (InterruptedException | SvcLogicException e) {
+                log.error("Interrupted!", e);
+                Thread.currentThread().interrupt();
+            }
+        }
+    }
+
+    private SvcLogicContext setContext(Map<String, String> param) {
+        SvcLogicContext ctx = new SvcLogicContext();
+        for (Map.Entry<String, String> entry : param.entrySet()) {
+            ctx.setAttribute(entry.getKey(), entry.getValue());
+        }
+        return ctx;
+    }
+}