1 files changed, 139 insertions, 0 deletions
diff --git a/services/appc-dmaap-service/appc-event-listener-bundle/src/main/java/org/onap/appc/listener/LCM/conv/Converter.java b/services/appc-dmaap-service/appc-event-listener-bundle/src/main/java/org/onap/appc/listener/LCM/conv/Converter.java
new file mode 100644
index 000000000..8222af13f
--- /dev/null
+++ b/services/appc-dmaap-service/appc-event-listener-bundle/src/main/java/org/onap/appc/listener/LCM/conv/Converter.java
@@ -0,0 +1,139 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Copyright (C) 2017 Amdocs
+ * =============================================================================
+ * 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.appc.listener.LCM.conv;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.MapperFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.ObjectWriter;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import org.apache.commons.lang3.StringUtils;
+import org.json.JSONObject;
+import org.onap.appc.listener.LCM.model.DmaapMessage;
+import org.onap.appc.listener.LCM.model.DmaapOutgoingMessage;
+import org.onap.appc.listener.util.Mapper;
+import org.onap.ccsdk.sli.core.sli.SvcLogicException;
+
+public class Converter {
+
+    private Converter() {
+    }
+
+    public static DmaapOutgoingMessage convertJsonNodeToDmaapOutgoingMessage(DmaapMessage event, JsonNode inObj){
+
+        if (event == null || inObj == null) {
+            throw new IllegalArgumentException("One of given arguments is null");
+        }
+
+        DmaapOutgoingMessage outObj = new DmaapOutgoingMessage();
+        outObj.setBody(inObj);
+        outObj.setRpcName(event.getRpcName());
+        outObj.setVersion(event.getVersion());
+        outObj.setType("response");
+        outObj.setCorrelationID(event.getCorrelationID());
+        return outObj;
+    }
+
+    public static String convertDmaapOutgoingMessageToJsonString(DmaapMessage inObj) throws JsonProcessingException {
+
+        if (inObj == null)
+            throw new IllegalArgumentException("Input message is null");
+
+
+        ObjectMapper objectMapper = new ObjectMapper();
+        ObjectWriter writer = objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL)
+            .configure(MapperFeature.SORT_PROPERTIES_ALPHABETICALLY, true)
+            .writer().withFeatures(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS);
+        return writer.writeValueAsString(inObj);
+
+    }
+
+    public static DmaapOutgoingMessage buildDmaapOutgoingMessageWithUnexpectedError(DmaapMessage event,
+        Exception inputException) {
+
+        if (event == null || inputException == null) {
+            throw new IllegalArgumentException("One of given arguments is null");
+        }
+
+        DmaapOutgoingMessage dmaapOutgoingMessage;
+        String errMsg =
+            StringUtils.isEmpty(inputException.getMessage()) ? inputException.toString() : inputException.getMessage();
+        JSONObject commonHeaderJsonObject = Mapper.toJsonObject(event.getBody().get("input").get("common-header"));
+        JSONObject jsonObjectOutput = new JSONObject().accumulate("common-header", commonHeaderJsonObject)
+            .accumulate("status", new JSONObject().accumulate("code", 200).accumulate("value", errMsg));
+        dmaapOutgoingMessage = new DmaapOutgoingMessage();
+        dmaapOutgoingMessage.setRpcName(event.getRpcName());
+        dmaapOutgoingMessage.setCorrelationID(event.getCorrelationID());
+        dmaapOutgoingMessage.setType("error");
+        dmaapOutgoingMessage.setVersion(event.getVersion());
+        JSONObject jsonObjectBody = new JSONObject().accumulate("output", jsonObjectOutput);
+        JsonNode jsonNodeBody = Mapper.toJsonNodeFromJsonString(jsonObjectBody.toString());
+        dmaapOutgoingMessage.setBody(jsonNodeBody);
+        return dmaapOutgoingMessage;
+    }
+
+    public static String extractRequestIdWithSubId(JsonNode dmaapBody) {
+
+        if (dmaapBody == null) {
+            throw new IllegalArgumentException("Dmaap body is null");
+        }
+
+        JsonNode commonHeaderJsonNode = dmaapBody.get("input").get("common-header");
+        String requestId = getValue(commonHeaderJsonNode, "request-id", "");
+        String subRequestId = getValue(commonHeaderJsonNode, "sub-request-id", "");
+        if (!StringUtils.isEmpty(subRequestId)) {
+            requestId = requestId + "-" + subRequestId;
+        }
+        return requestId;
+    }
+
+    public static Integer extractStatusCode(JsonNode event) {
+
+        if (event == null){
+            throw new IllegalArgumentException("Input event is null");
+        }
+
+        Integer statusCode;
+        statusCode = event.get("output").get("status").get("code").asInt();
+        return statusCode;
+    }
+
+    private static String getValue(JsonNode jsonNode, String name, String defaultValue) {
+        if (jsonNode == null) {
+            return defaultValue;
+        }
+        JsonNode childJsonNode = jsonNode.get(name);
+        if (childJsonNode == null) {
+            return defaultValue;
+        }
+        String value = childJsonNode.asText();
+        if (value == null) {
+            return defaultValue;
+        }
+        return value;
+    }
+
+}