modify dmaap request way

Issue-ID: HOLMES-71

Change-Id: Ie6bc1234fd0108e651635e8f8bfb45b0dcb4cd13
Signed-off-by: Shiwei Tian <tian.shiwei@zte.com.cn>

1 files changed, 64 insertions, 0 deletions

diff --git a/engine-d/src/main/java/org/onap/holmes/engine/dcae/DcaeConfigurationPolling.java b/engine-d/src/main/java/org/onap/holmes/engine/dcae/DcaeConfigurationPolling.java
new file mode 100644
index 0000000..4808009
--- /dev/null
+++ b/engine-d/src/main/java/org/onap/holmes/engine/dcae/DcaeConfigurationPolling.java
@@ -0,0 +1,64 @@
+/**
+ * Copyright 2017 ZTE Corporation.
+ *
+ * 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.onap.holmes.engine.dcae;
+
+import lombok.extern.slf4j.Slf4j;
+import org.onap.holmes.common.dcae.DcaeConfigurationQuery;
+import org.onap.holmes.common.dcae.DcaeConfigurationsCache;
+import org.onap.holmes.common.dcae.entity.DcaeConfigurations;
+import org.onap.holmes.common.dropwizard.ioc.utils.ServiceLocatorHolder;
+import org.onap.holmes.common.exception.CorrelationException;
+import org.onap.holmes.dsa.dmaappolling.Subscriber;
+import org.onap.holmes.engine.dmaap.SubscriberAction;
+
+@Slf4j
+public class DcaeConfigurationPolling implements Runnable{
+
+    private String hostname;
+
+    private String subscriberKey = "sec_fault_unsecure";
+
+    public static long POLLING_PERIOD = 10 * 1000L;
+
+    public DcaeConfigurationPolling(String hostname) {
+        this.hostname = hostname;
+    }
+
+    @Override
+    public void run() {
+        DcaeConfigurations dcaeConfigurations = null;
+        try {
+            dcaeConfigurations = DcaeConfigurationQuery
+                    .getDcaeConfigurations(hostname);
+        } catch (CorrelationException e) {
+            log.error("Failed to polling dcae configurations" + e.getMessage());
+        }
+        if (dcaeConfigurations != null) {
+            DcaeConfigurationsCache.setDcaeConfigurations(dcaeConfigurations);
+            addSubscriber(dcaeConfigurations);
+        }
+    }
+
+    private void addSubscriber(DcaeConfigurations dcaeConfigurations) {
+        SubscriberAction subscriberAction = ServiceLocatorHolder.getLocator()
+                .getService(SubscriberAction.class);
+        Subscriber subscriber = new Subscriber();
+        subscriber.setTopic(subscriberKey);
+        subscriber.setUrl(dcaeConfigurations.getSubSecInfo(subscriberKey).getDmaapInfo()
+                .getTopicUrl());
+        subscriberAction.addSubscriber(subscriber);
+    }
+}