Add golden files for request component routing maps

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=157026188

java/google/registry/tools/GetRoutingMapCommand.java

@@ -0,0 +1,40 @@
+// Copyright 2017 The Nomulus Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package google.registry.tools;
+
+import com.beust.jcommander.Parameter;
+import com.beust.jcommander.Parameters;
+import google.registry.request.RouterDisplayHelper;
+
+/** Generates the routing map file used for unit testing. */
+@Parameters(commandDescription = "Generate a routing map file")
+final class GetRoutingMapCommand implements Command {
+
+  @Parameter(
+    names = {"-c", "--class"},
+    description =
+        "Request component class (e.g. google.registry.module.backend.BackendRequestComponent)"
+        + " for which routing map should be generated",
+    required = true
+  )
+  private String serviceClassName;
+
+  @Override
+  public void run() throws Exception {
+    System.out.println(
+        RouterDisplayHelper.extractHumanReadableRoutesFromComponent(
+            Class.forName(serviceClassName)));
+  }
+}