expose getter getAdditionalCommands

Author: navin772

java/src/org/openqa/selenium/remote/HttpCommandExecutor.java

@@ -25,6 +25,8 @@
 
 import java.io.IOException;
 import java.net.URL;
+import java.util.Collections;
+import java.util.HashMap;
 import java.util.Map;
 import org.openqa.selenium.NoSuchSessionException;
 import org.openqa.selenium.SessionNotCreatedException;
@@ -46,7 +48,7 @@ public class HttpCommandExecutor implements CommandExecutor, NeedsLocalLogs {
   private final URL remoteServer;
   public final HttpClient client;
   private final HttpClient.Factory httpClientFactory;
-  protected final Map<String, CommandInfo> additionalCommands;
+  private final Map<String, CommandInfo> additionalCommands;
   protected CommandCodec<HttpRequest> commandCodec;
   protected ResponseCodec<HttpResponse> responseCodec;
 
@@ -109,11 +111,34 @@ public HttpCommandExecutor(
       ClientConfig config,
       HttpClient.Factory httpClientFactory) {
     remoteServer = Require.nonNull("HTTP client configuration", config).baseUrl();
-    this.additionalCommands = Require.nonNull("Additional commands", additionalCommands);
+    this.additionalCommands =
+        new HashMap<>(Require.nonNull("Additional commands", additionalCommands));
     this.httpClientFactory = Require.nonNull("HTTP client factory", httpClientFactory);
     this.client = this.httpClientFactory.createClient(config);
   }
 
+  /**
+   * Returns an immutable view of the additional commands.
+   *
+   * @return an unmodifiable map of additional commands.
+   */
+  public Map<String, CommandInfo> getAdditionalCommands() {
+    return Collections.unmodifiableMap(additionalCommands);
+  }
+
+  /**
+   * Adds or updates additional commands. This method is protected to allow subclasses to define
+   * their commands.
+   *
+   * @param commandName the name of the command to add or update.
+   * @param info the CommandInfo for the command.
+   */
+  protected void addAdditionalCommand(String commandName, CommandInfo info) {
+    Require.nonNull("Command name", commandName);
+    Require.nonNull("Command info", info);
+    this.additionalCommands.put(commandName, info);
+  }
+
   /**
    * It may be useful to extend the commands understood by this {@code HttpCommandExecutor} at run
    * time, and this can be achieved via this method. Note, this is protected, and expected usage is