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/params/YearMonthParameter.java

@@ -0,0 +1,31 @@
+// 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.params;
+
+import org.joda.time.YearMonth;
+import org.joda.time.format.ISODateTimeFormat;
+
+/** {@linkplain YearMonth} CLI parameter converter/validator (e.g. 1984-12) */
+public final class YearMonthParameter extends ParameterConverterValidator<YearMonth> {
+
+  public YearMonthParameter() {
+    super("not a valid YearMonth (YYYY-MM)");
+  }
+
+  @Override
+  public YearMonth convert(String value) {
+    return YearMonth.parse(value, ISODateTimeFormat.yearMonth());
+  }
+}