Merge branch 'master' into task/add_polyline_arcgis

CHANGES_NEXT_RELEASE

@@ -1,2 +1,3 @@
 [cygnus-ngsi] [mongo-sink] Add mongo_ssl, mongo_ssl_invalid_host_allowed, mongo_ssl_keystore_path_file, mongo_ssl_keystore_password, mongo_ssl_truststore_path_file and mongo_ssl_truststore_password options for mongoDB connections
 [cygnus-common] [mongo-backend] Use sslEnabled, sslInvalidHostNameAllowed, sslKeystorePathFile, sslKeystorePassword, sslTruststorePathFile and sslTruststorePassword options for mongoDB connections
+[cygnus-common] [mongo-backend] Allow mongodb autodiscover at connect when just one server is provided

cygnus-common/src/main/java/com/telefonica/iot/cygnus/backends/mongo/MongoBackendImpl.java

@@ -661,9 +661,17 @@ private MongoDatabase getDatabase(String dbName) {
                         .sslContext(sslContext)
                         .build();
                 }
-                client = new MongoClient(servers, credential, options);
+                if (servers.size() == 1) { // allow auto-discover when just one endpoint is provided
+                    client = new MongoClient(servers.get(0), credential, options);
+                } else {
+                    client = new MongoClient(servers, credential, options);
+                }
             } else {
-                client = new MongoClient(servers, options);
+                if (servers.size() == 1) { // allow auto-discover when just one endpoint is provided
+                    client = new MongoClient(servers.get(0), options);
+                } else {
+                    client = new MongoClient(servers, options);
+                }
             } // if else
         } // if
 

doc/cygnus-ngsi-ld/flume_extensions_catalogue/ngsi_ckan_sink.md

@@ -375,7 +375,7 @@ From version 1.3.0 (included), Cygnus applies this specific encoding tailored to
 * Underscore character, `_`, is not encoded.
 * Hyphen character, `-`, is not encoded.
 * Equals character, `=`, is encoded as `xffff`.
-* All other characters, including the slash in the FIWARE service paths, are encoded as a `x` character followed by the [Unicode](http://unicode-table.com) of the character.
+* All other characters, including the slash in the FIWARE service paths, are encoded as a `x` character followed by the [Unicode](https://symbl.cc) of the character.
 * User defined strings composed of a `x` character and a Unicode are encoded as `xx` followed by the Unicode.
 * `xffff` is used as concatenator character.