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Diffstat (limited to 'adapters/mso-sdnc-adapter/src/main/java/org/openecomp/mso/adapters/sdnc/sdncrest/SDNCServiceRequestConnector.java')
-rw-r--r--adapters/mso-sdnc-adapter/src/main/java/org/openecomp/mso/adapters/sdnc/sdncrest/SDNCServiceRequestConnector.java194
1 files changed, 194 insertions, 0 deletions
diff --git a/adapters/mso-sdnc-adapter/src/main/java/org/openecomp/mso/adapters/sdnc/sdncrest/SDNCServiceRequestConnector.java b/adapters/mso-sdnc-adapter/src/main/java/org/openecomp/mso/adapters/sdnc/sdncrest/SDNCServiceRequestConnector.java
new file mode 100644
index 0000000000..bd864d085a
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+++ b/adapters/mso-sdnc-adapter/src/main/java/org/openecomp/mso/adapters/sdnc/sdncrest/SDNCServiceRequestConnector.java
@@ -0,0 +1,194 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * OPENECOMP - MSO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.openecomp.mso.adapters.sdnc.sdncrest;
+
+import org.openecomp.mso.adapters.sdncrest.SDNCErrorCommon;
+import org.openecomp.mso.adapters.sdncrest.SDNCResponseCommon;
+import org.openecomp.mso.adapters.sdncrest.SDNCServiceError;
+import org.openecomp.mso.adapters.sdncrest.SDNCServiceResponse;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.xml.sax.InputSource;
+
+import javax.xml.XMLConstants;
+import javax.xml.parsers.DocumentBuilderFactory;
+import java.io.StringReader;
+import java.net.HttpURLConnection;
+import java.text.ParseException;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * SDNCConnector for "agnostic" API services.
+ */
+public class SDNCServiceRequestConnector extends SDNCConnector {
+
+ @Override
+ protected SDNCResponseCommon createResponseFromContent(int statusCode, String statusMessage,
+ String responseContent, TypedRequestTunables rt) {
+ try {
+ return parseResponseContent(responseContent);
+ } catch (ParseException e) {
+ logError(e.getMessage());
+ return createErrorResponse(HttpURLConnection.HTTP_INTERNAL_ERROR, e.getMessage(), rt);
+ }
+ }
+
+ @Override
+ protected SDNCErrorCommon createErrorResponse(int statusCode, String errMsg,
+ TypedRequestTunables rt) {
+ return new SDNCServiceError(rt.getReqId(), String.valueOf(statusCode), errMsg, "Y");
+ }
+
+ /**
+ * Parses SDNC synchronous service response content or service notification content.
+ * If the content can be parsed and contains all required elements, then an object
+ * is returned. The type of the returned object depends on the response code
+ * contained in the content. For 2XX response codes, an SDNCServiceResponse is
+ * returned. Otherwise, an SDNCServiceError is returned. If the content cannot
+ * be parsed, or if the content does not contain all required elements, a parse
+ * exception is thrown. This method performs no logging or alarming.
+ * @throws ParseException on error
+ */
+ public static SDNCResponseCommon parseResponseContent(String responseContent)
+ throws ParseException {
+ try {
+ // Note: this document builder is not namespace-aware, so namespaces are ignored.
+ DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
+ documentBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
+ InputSource source = new InputSource(new StringReader(responseContent));
+ Document doc = documentBuilderFactory.newDocumentBuilder().parse(source);
+
+ // Find the configuration-response-common child under the root element.
+ // The root element is expected to be an "output" element, but we don't really care.
+
+ Element root = doc.getDocumentElement();
+ Element configurationResponseCommon = null;
+
+ for (Element child : SDNCAdapterUtils.childElements(root)) {
+ if ("configuration-response-common".equals(child.getNodeName())) {
+ configurationResponseCommon = child;
+ break;
+ }
+ }
+
+ if (configurationResponseCommon == null) {
+ throw new ParseException("No configuration-response-common element in SDNC response", 0);
+ }
+
+ // Process the children of configuration-response-common.
+
+ String responseCode = null;
+ String responseMessage = null;
+ String svcRequestId = null;
+ String ackFinalIndicator = null;
+ List<Element> responseParameters = new ArrayList<Element>();
+
+ for (Element child : SDNCAdapterUtils.childElements(configurationResponseCommon)) {
+ if ("response-code".equals(child.getNodeName())) {
+ responseCode = child.getTextContent();
+ } else if ("response-message".equals(child.getNodeName())) {
+ responseMessage = child.getTextContent();
+ } else if ("svc-request-id".equals(child.getNodeName())) {
+ svcRequestId = child.getTextContent();
+ } else if ("ack-final-indicator".equals(child.getNodeName())) {
+ ackFinalIndicator = child.getTextContent();
+ } else if ("response-parameters".equals(child.getNodeName())) {
+ responseParameters.add((Element) child);
+ }
+ }
+
+ // svc-request-id is mandatory.
+
+ if (svcRequestId == null || svcRequestId.isEmpty()) {
+ throw new ParseException("No svc-request-id in SDNC response", 0);
+ }
+
+ // response-code is mandatory.
+
+ if (responseCode == null || responseCode.isEmpty()) {
+ throw new ParseException("No response-code in SDNC response", 0);
+ }
+
+ // ack-final-indicator is optional: default to "Y".
+
+ if (ackFinalIndicator == null) {
+ ackFinalIndicator = "Y";
+ }
+
+ if (!ackFinalIndicator.equals("Y") && !ackFinalIndicator.equals("N")) {
+ throw new ParseException("Invalid ack-final-indicator in SDNC response: '" + ackFinalIndicator + "'", 0);
+ }
+
+ // response-message is optional. If the value is empty, omit it from the response object.
+
+ if (responseMessage != null && responseMessage.isEmpty()) {
+ responseMessage = null;
+ }
+
+ // If the response code in the message from SDNC was not 2XX, return SDNCServiceError.
+
+ if (!responseCode.matches("2[0-9][0-9]")) {
+ // Not a 2XX response. Return SDNCServiceError.
+ return new SDNCServiceError(svcRequestId, responseCode, responseMessage, ackFinalIndicator);
+ }
+
+ // Create a success response object.
+
+ SDNCServiceResponse response = new SDNCServiceResponse(svcRequestId,
+ responseCode, responseMessage, ackFinalIndicator);
+
+ // Process any response-parameters that might be present.
+
+ for (Element element : responseParameters) {
+ String tagName = null;
+ String tagValue = null;
+
+ for (Element child : SDNCAdapterUtils.childElements(element)) {
+ if ("tag-name".equals(child.getNodeName())) {
+ tagName = child.getTextContent();
+ } else if ("tag-value".equals(child.getNodeName())) {
+ tagValue = child.getTextContent();
+ }
+ }
+
+ // tag-name is mandatory
+
+ if (tagName == null) {
+ throw new ParseException("Missing tag-name in SDNC response parameter", 0);
+ }
+
+ // tag-value is optional. If absent, make it an empty string so we don't
+ // end up with null values in the parameter map.
+
+ if (tagValue == null) {
+ tagValue = "";
+ }
+
+ response.addParam(tagName, tagValue);
+ }
+ return response;
+ } catch (ParseException e) {
+ throw e;
+ } catch (Exception e) {
+ throw new ParseException("Failed to parse SDNC response", 0);
+ }
+ }
+}