Use meta API v2 instead of v1

Author: koppor

jablib/src/main/java/org/jabref/logic/importer/fetcher/SpringerNatureWebFetcher.java

@@ -32,19 +32,17 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-/**
- * Fetches data from the Springer
- *
- * @see <a href="https://dev.springernature.com/">API documentation</a> for more details
- */
+/// Fetches data from Springer Nature
+///
+/// See <https://dev.springernature.com/docs/api-endpoints/meta-api/?source=jabref> for more information
 public class SpringerNatureWebFetcher implements PagedSearchBasedParserFetcher, CustomizableKeyFetcher {
     public static final String FETCHER_NAME = "Springer";
 
     private static final Logger LOGGER = LoggerFactory.getLogger(SpringerNatureWebFetcher.class);
 
-    private static final String API_URL = "https://api.springernature.com/meta/v1/json";
+    private static final String API_URL = "https://api.springernature.com/meta/v2/json";
     // Springer query using the parameter 'q=doi:10.1007/s11276-008-0131-4s=1' will respond faster
-    private static final String TEST_URL_WITHOUT_API_KEY = "https://api.springernature.com/meta/v1/json?q=doi:10.1007/s11276-008-0131-4s=1&p=1&api_key=";
+    private static final String TEST_URL_WITHOUT_API_KEY = "https://api.springernature.com/meta/v2/json?q=doi:10.1007/s11276-008-0131-4s=1&p=1&api_key=";
 
     private final ImporterPreferences importerPreferences;