1 files changed, 138 insertions, 0 deletions
diff --git a/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/openecomp/appc/adapter/iaas/impl/VMURL.java b/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/openecomp/appc/adapter/iaas/impl/VMURL.java
new file mode 100644
index 000000000..e9709fae0
--- /dev/null
+++ b/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/openecomp/appc/adapter/iaas/impl/VMURL.java
@@ -0,0 +1,138 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : APP-C
+ * ================================================================================
+ * 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.appc.adapter.iaas.impl;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * This class is used to parse the VM URL returned from OpenStack and extract all of the constituent parts.
+ */
+public class VMURL {
+
+    /**
+     * The regular expression pattern used to parse the URL. Capturing groups are used to identify and extract the
+     * various component parts of the URL.
+     */
+    private static Pattern pattern = Pattern
+        .compile("(\\p{Alnum}+)://([^/:]+)(?::([0-9]+))?/v2/([^/]+)/servers/([^/]+)");
+
+    /**
+     * The URL scheme or protocol, such as HTTP or HTTPS
+     */
+    private String scheme;
+
+    /**
+     * The host name or ip address
+     */
+    private String host;
+
+    /**
+     * The port number, or null if no port is defined
+     */
+    private String port;
+
+    /**
+     * The tenant UUID
+     */
+    private String tenantId;
+
+    /**
+     * The server UUID
+     */
+    private String serverId;
+
+    /**
+     * A private default constructor prevents instantiation by any method other than the factory method
+     * 
+     * @see #parseURL(String)
+     */
+    private VMURL() {
+
+    }
+
+    /**
+     * This static method is used to parse the provided server URL string and return a parse results object (VMURL)
+     * which represents the state of the parse.
+     * 
+     * @param serverUrl
+     *            The server URL to be parsed
+     * @return The VMURL parse results object, or null if the URL was not valid or null.
+     */
+    public static VMURL parseURL(String serverUrl) {
+        VMURL obj = null;
+        if (serverUrl != null) {
+            Matcher matcher = pattern.matcher(serverUrl.trim());
+            if (matcher.matches()) {
+                obj = new VMURL();
+                obj.scheme = matcher.group(1);
+                obj.host = matcher.group(2);
+                obj.port = matcher.group(3);
+                obj.tenantId = matcher.group(4);
+                obj.serverId = matcher.group(5);
+            }
+        }
+
+        return obj;
+    }
+
+    /**
+     * @return The URL scheme
+     */
+    public String getScheme() {
+        return scheme;
+    }
+
+    /**
+     * @return The URL host
+     */
+    public String getHost() {
+        return host;
+    }
+
+    /**
+     * @return The URL port, or null if no port was defined
+     */
+    public String getPort() {
+        return port;
+    }
+
+    /**
+     * @return The tenant id
+     */
+    public String getTenantId() {
+        return tenantId;
+    }
+
+    /**
+     * @return The server ID
+     */
+    public String getServerId() {
+        return serverId;
+    }
+
+    @Override
+    public String toString() {
+        return String.format("%s://%s:%s/%s/servers/%s", scheme, host, port, tenantId, serverId);
+    }
+
+}