From: Guangrong Fu <fu.guangrong@zte.com.cn>
Date: Tue, 15 Aug 2017 00:26:02 +0000 (+0800)
Subject: Create entities and classes
X-Git-Tag: v1.0.0~53
X-Git-Url: https://gerrit.onap.org/r/gitweb?p=holmes%2Fcommon.git;a=commitdiff_plain;h=6d111823005ae5e6ec46f8d5e2e0a02619a80635

Create entities and classes

Create a class for subscription.
Create an entity class (VesAlarm).

Change-Id: I5fc952d841325f51e0c03bb5a9eab3fde5389128
Issue-ID: HOLMES-23
Signed-off-by: Guangrong Fu <fu.guangrong@zte.com.cn>
---

diff --git a/holmes-actions/src/main/java/org/onap/holmes/common/dmaap/Subscriber.java b/holmes-actions/src/main/java/org/onap/holmes/common/dmaap/Subscriber.java
new file mode 100644
index 0000000..bef3c2b
--- /dev/null
+++ b/holmes-actions/src/main/java/org/onap/holmes/common/dmaap/Subscriber.java
@@ -0,0 +1,69 @@
+/*
+ * 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.common.dmaap;
+
+import java.util.Collections;
+import java.util.List;
+import javax.ws.rs.client.Client;
+import javax.ws.rs.client.ClientBuilder;
+import javax.ws.rs.client.WebTarget;
+import javax.ws.rs.core.Response;
+import lombok.Getter;
+import lombok.Setter;
+import org.glassfish.jersey.client.ClientConfig;
+import org.onap.holmes.common.dmaap.entity.VesAlarm;
+import org.onap.holmes.common.exception.CorrelationException;
+
+@Getter
+@Setter
+public class Subscriber {
+    /**
+     * The number of milliseconds to wait for messages if none are immediately
+     * available. This should normally be used, and set at 15000 or higher.
+     */
+    private int timeout = 15000;
+
+    /**
+     * The maximum number of messages to return
+     */
+    private int limit = 100;
+
+    private boolean secure;
+    private String topic;
+    private String url;
+    private String consumerGroup = "g0";
+    private String consumer = "u1";
+    private String authInfo;
+    private String authExpDate;
+
+    List<VesAlarm> subscribe() throws CorrelationException {
+        Client client = ClientBuilder.newClient(new ClientConfig());
+        WebTarget webTarget = client.target(url);
+        Response response = webTarget.path(topic).path(consumerGroup).path(consumer).request().get();
+
+        try {
+            return extractAlarms(response);
+        }
+        catch (Exception e) {
+            throw new CorrelationException("Failed to convert the response data to VES alarms.", e);
+        }
+    }
+
+    private List<VesAlarm> extractAlarms(Response response) {
+        return Collections.emptyList();
+    }
+}
diff --git a/holmes-actions/src/main/java/org/onap/holmes/common/dmaap/entity/VesAlarm.java b/holmes-actions/src/main/java/org/onap/holmes/common/dmaap/entity/VesAlarm.java
new file mode 100644
index 0000000..b49fac2
--- /dev/null
+++ b/holmes-actions/src/main/java/org/onap/holmes/common/dmaap/entity/VesAlarm.java
@@ -0,0 +1,29 @@
+/*
+ * 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.common.dmaap.entity;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class VesAlarm {
+    private String eventId;
+    private String sourceId;
+    private String specificProblem;
+    private long alarmRaisedTime;
+}