pnf sw upgrade csit

[integration/csit.git] / plans / usecases / pnf-sw-upgrade / so / simulator / aai-simulator / src / main / java / org / onap / so / aaisimulator / utils / HttpServiceUtils.java

diff --git a/plans/usecases/pnf-sw-upgrade/so/simulator/aai-simulator/src/main/java/org/onap/so/aaisimulator/utils/HttpServiceUtils.java b/plans/usecases/pnf-sw-upgrade/so/simulator/aai-simulator/src/main/java/org/onap/so/aaisimulator/utils/HttpServiceUtils.java
new file mode 100755 (executable)
index 0000000..8178102
--- /dev/null
+++ b/plans/usecases/pnf-sw-upgrade/so/simulator/aai-simulator/src/main/java/org/onap/so/aaisimulator/utils/HttpServiceUtils.java
@@ -0,0 +1,107 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.aaisimulator.utils;
+
+import static org.onap.so.aaisimulator.utils.Constants.BI_DIRECTIONAL_RELATIONSHIP_LIST_URL;
+import static org.onap.so.aaisimulator.utils.Constants.RELATIONSHIP_LIST_RELATIONSHIP_URL;
+import static org.springframework.http.MediaType.APPLICATION_XML;
+import java.net.URI;
+import java.util.Arrays;
+import java.util.Enumeration;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import javax.servlet.http.HttpServletRequest;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.web.util.UriComponentsBuilder;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+public class HttpServiceUtils {
+
+    private static final String START_WITH_FORWARD_SLASH = "(^/.*?)";
+    private static final String ALPHANUMERIC = "((?:v+[a-z0-9]*)/)";
+    private static final String REGEX = START_WITH_FORWARD_SLASH + ALPHANUMERIC;
+    private static final Pattern PATTERN = Pattern.compile(REGEX, Pattern.CASE_INSENSITIVE | Pattern.DOTALL);
+
+    private HttpServiceUtils() {}
+
+    public static URI getBaseUrl(final HttpServletRequest request) {
+        final StringBuffer url = request.getRequestURL();
+        final String uri = request.getRequestURI();
+        return UriComponentsBuilder.fromHttpUrl(url.substring(0, url.indexOf(uri))).path(getBaseUrl(uri)).build()
+                .toUri();
+    }
+
+    private static String getBaseUrl(final String uri) {
+        final Matcher matcher = PATTERN.matcher(uri);
+        if (matcher.find()) {
+            final StringBuilder builder = new StringBuilder();
+            for (int index = 0; index < matcher.groupCount() - 1; index++) {
+                builder.append(matcher.group(index));
+            }
+            return builder.toString();
+        }
+        return uri;
+    }
+
+    public static URI getBaseUrl(final StringBuffer requestUrl, final String requestUri) {
+        return UriComponentsBuilder.fromHttpUrl(requestUrl.substring(0, requestUrl.indexOf(requestUri))).build()
+                .toUri();
+    }
+
+    public static String getBaseServiceInstanceUrl(final HttpServletRequest request, final String relatedLink) {
+        return UriComponentsBuilder.fromUri(getBaseUrl(request)).path(relatedLink).toUriString();
+    }
+
+    public static HttpHeaders getHeaders(final HttpServletRequest request) {
+        return getHeaders(request, APPLICATION_XML);
+    }
+
+    public static HttpHeaders getHeaders(final HttpServletRequest request, final MediaType mediaType) {
+        final HttpHeaders headers = new HttpHeaders();
+        for (final Enumeration<String> enumeration = request.getHeaderNames(); enumeration.hasMoreElements();) {
+            final String headerName = enumeration.nextElement();
+            headers.add(headerName, request.getHeader(headerName));
+        }
+        headers.setContentType(mediaType);
+        headers.setAccept(Arrays.asList(MediaType.APPLICATION_XML));
+        return headers;
+    }
+
+    public static String getTargetUrl(final String targetBaseUrl, final String relatedLink) {
+        return UriComponentsBuilder.fromUriString(targetBaseUrl).path(relatedLink)
+                .path(BI_DIRECTIONAL_RELATIONSHIP_LIST_URL).toUriString();
+    }
+
+    public static String getRelationShipListRelatedLink(final String requestUriString) {
+        return requestUriString != null ? requestUriString.replaceFirst(RELATIONSHIP_LIST_RELATIONSHIP_URL, "")
+                : requestUriString;
+    }
+
+    public static String getBiDirectionalRelationShipListRelatedLink(final String requestUriString) {
+        return requestUriString != null ? requestUriString.replaceFirst(BI_DIRECTIONAL_RELATIONSHIP_LIST_URL, "")
+                : requestUriString;
+    }
+
+
+}