Implemented generic method for resource UUID obtention

Author: erikbocks

api/src/main/java/org/apache/cloudstack/api/BaseCmd.java

@@ -32,6 +32,7 @@
 import javax.inject.Inject;
 
 import com.cloud.bgp.BGPService;
+import com.cloud.utils.UuidUtils;
 import org.apache.cloudstack.acl.ProjectRoleService;
 import org.apache.cloudstack.acl.RoleService;
 import org.apache.cloudstack.acl.RoleType;
@@ -498,4 +499,14 @@ public Map<String, String> convertExternalDetailsToMap(Map externalDetails) {
         }
         return details;
     }
+
+    public String getResourceUuid(String parameterName) {
+        String resourceUuid = fullUrlParams.get(parameterName);
+
+        if (UuidUtils.isUuid(resourceUuid)) {
+            return resourceUuid;
+        }
+
+        return null;
+    }
 }