changed method names

Author: Jiabao-Sun

flink-connector-mongodb-cdc/src/main/java/com/ververica/cdc/connectors/mongodb/internal/MongoDBConnectorSourceTask.java

@@ -257,7 +257,7 @@ private boolean isCopying() {
         }
     }
 
-    private void init(Map<String, String> props) {
+    private void initCapturedCollections(Map<String, String> props) {
         ConnectionString connectionString =
                 new ConnectionString(props.get(MongoSourceConfig.CONNECTION_URI_CONFIG));
 

flink-connector-mongodb-cdc/src/test/java/com/ververica/cdc/connectors/mongodb/table/MongoDBRegexFilterITCase.java

@@ -152,7 +152,7 @@ public void testMatchMultipleDatabases() throws Exception {
 
     /** match single database and multiple collections: collection = ^db0\.coll_b\d?$ . */
     @Test
-    public void testMatchSingleDatabaseAndMultipleCollections() throws Exception {
+    public void testMatchSingleQualifiedCollectionPattern() throws Exception {
         // 1. Given collections:
         // db0: [coll_a1, coll_a2, coll_b1, coll_b2]
         String db0 = executeCommandFileInSeparateDatabase("ns_regex");
@@ -191,7 +191,7 @@ public void testMatchSingleDatabaseAndMultipleCollections() throws Exception {
 
     /** match single database and multiple collections: database = db0 collection = .*coll_b\d? . */
     @Test
-    public void testMatchSingleDatabaseAndMultipleCollections1() throws Exception {
+    public void testMatchSingleDatabaseWithCollectionPattern() throws Exception {
         // 1. Given collections:
         // db0: [coll_a1, coll_a2, coll_b1, coll_b2]
         String db0 = executeCommandFileInSeparateDatabase("ns_regex");