Import code from internal repository to git

java/com/google/domain/registry/whois/WhoisResponse.java

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+// Copyright 2016 Google Inc. 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.whois;
+
+import org.joda.time.DateTime;
+
+/** Representation of a WHOIS query response. */
+public interface WhoisResponse {
+
+  /**
+   * Returns a plain text WHOIS response.
+   *
+   * @param preferUnicode if {@code false} will cause the output to be converted to ASCII
+   *        whenever possible; for example, converting IDN hostname labels to punycode. However
+   *        certain things (like a domain registrant name with accent marks) will be returned
+   *        "as is". If the WHOIS client has told us they're able to receive UTF-8 (such as with
+   *        HTTP) then this field should be set to {@code true}.
+   */
+  String getPlainTextOutput(boolean preferUnicode);
+
+  /**
+   * Returns the time at which this response was created.
+   */
+  DateTime getTimestamp();
+}