mv com/google/domain/registry google/registry

This change renames directories in preparation for the great package
rename. The repository is now in a broken state because the code
itself hasn't been updated. However this should ensure that git
correctly preserves history for each file.

java/google/registry/tools/CommandUtilities.java

@@ -0,0 +1,68 @@
+// Copyright 2016 The Domain Registry 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 com.google.domain.registry.tools;
+
+import static com.google.domain.registry.flows.EppXmlTransformer.marshalWithLenientRetry;
+import static java.nio.charset.StandardCharsets.UTF_8;
+
+import com.google.common.base.Strings;
+import com.google.domain.registry.flows.EppException;
+import com.google.domain.registry.flows.FlowRunner;
+import com.google.domain.registry.flows.FlowRunner.CommitMode;
+import com.google.domain.registry.flows.FlowRunner.UserPrivileges;
+
+/** Container class for static utility methods. */
+class CommandUtilities {
+
+  static String addHeader(String header, String body) {
+    return String.format("%s:\n%s\n%s", header, Strings.repeat("-", header.length() + 1), body);
+  }
+
+  /** Prompts for yes/no input using promptText, defaulting to no. */
+  static boolean promptForYes(String promptText) {
+    return promptForYesOrNo(promptText, false);
+  }
+
+  /**
+   * Prompts for yes/no input using promptText and returns true for yes and false for no, using
+   * defaultResponse as the response for empty input.
+   */
+  static boolean promptForYesOrNo(String promptText, boolean defaultResponse) {
+    String options = defaultResponse ? "Y/n" : "y/N";
+    while (true) {
+      String line = System.console().readLine(String.format("%s (%s): ", promptText, options));
+      if (line.isEmpty()) {
+        return defaultResponse;
+      } else if ("Y".equalsIgnoreCase(line.substring(0, 1))) {
+        return true;
+      } else if ("N".equalsIgnoreCase(line.substring(0, 1))) {
+        return false;
+      }
+    }
+  }
+
+  /** Prints the provided text with a trailing newline, if text is not null or empty. */
+  static void printLineIfNotEmpty(String text) {
+    if (!Strings.isNullOrEmpty(text)) {
+      System.out.println(text);
+    }
+  }
+
+  static String runFlow(
+      FlowRunner flowRunner, CommitMode commitMode, UserPrivileges userPrivileges)
+          throws EppException {
+    return new String(marshalWithLenientRetry(flowRunner.run(commitMode, userPrivileges)), UTF_8);
+  }
+}