Improve whitespace handling in oracle jdbc url parser (#12512)

Author: laurit

instrumentation/jdbc/library/src/main/java/io/opentelemetry/instrumentation/jdbc/internal/JdbcConnectionUrlParser.java

@@ -530,10 +530,12 @@ DbInfo.Builder doParse(String jdbcUrl, DbInfo.Builder builder) {
   },
 
   ORACLE_AT() {
+    private final Pattern descriptionPattern = Pattern.compile("@\\s*\\(\\s*description");
+
     @Override
     @CanIgnoreReturnValue
     DbInfo.Builder doParse(String jdbcUrl, DbInfo.Builder builder) {
-      if (jdbcUrl.contains("@(description")) {
+      if (descriptionPattern.matcher(jdbcUrl).find()) {
         return ORACLE_AT_DESCRIPTION.doParse(jdbcUrl, builder);
       }
       String user;
@@ -565,7 +567,7 @@ DbInfo.Builder doParse(String jdbcUrl, DbInfo.Builder builder) {
 
   /**
    * This parser can locate incorrect data if multiple addresses are defined but not everything is
-   * defined in the first block. (It would locate data from subsequent address blocks.
+   * defined in the first block. It would locate data from subsequent address blocks.
    */
   ORACLE_AT_DESCRIPTION() {
     private final Pattern hostPattern = Pattern.compile("\\(\\s*host\\s*=\\s*([^ )]+)\\s*\\)");

instrumentation/jdbc/library/src/test/java/io/opentelemetry/instrumentation/jdbc/internal/JdbcConnectionUrlParserTest.java

@@ -559,7 +559,7 @@ public Stream<? extends Arguments> provideArguments(ExtensionContext context) {
               .setPort(666)
               .setName("orclsn")
               .build(),
-          arg("jdbc:oracle:thin:@(description = (connect_timeout=90)(retry_count=20)(retry_delay=3) (transport_connect_timeout=3000) (address_list = (load_balance = on) (failover = on) (address = (protocol = tcp)(host = orcl.host1)(port = 1521)) (address = (protocol = tcp)(host = orcl.host2)(port = 1521)) (address = (protocol = tcp)(host = orcl.host3)(port = 1521)) (address = (protocol = tcp)(host = orcl.host4)(port = 1521)) ) (connect_data = (server = dedicated) (service_name = orclsn)))")
+          arg("jdbc:oracle:thin:@ ( description = (connect_timeout=90)(retry_count=20)(retry_delay=3) (transport_connect_timeout=3000) (address_list = (load_balance = on) (failover = on) (address = (protocol = tcp)(host = orcl.host1 )(port = 1521 )) (address = (protocol = tcp)(host = orcl.host2)(port = 1521)) (address = (protocol = tcp)(host = orcl.host3)(port = 1521)) (address = (protocol = tcp)(host = orcl.host4)(port = 1521)) ) (connect_data = (server = dedicated) (service_name = orclsn)))")
               .setShortUrl("oracle:thin://orcl.host1:1521")
               .setSystem("oracle")
               .setSubtype("thin")