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      1 /*
      2  * Copyright (C) 2012 Google Inc.
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  * http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.google.caliper.json;
     18 
     19 import com.google.gson.TypeAdapter;
     20 import com.google.gson.stream.JsonReader;
     21 import com.google.gson.stream.JsonWriter;
     22 
     23 import org.joda.time.Instant;
     24 import org.joda.time.format.ISODateTimeFormat;
     25 
     26 import java.io.IOException;
     27 
     28 /**
     29  * Serializes and deserializes {@link Instant} instances.
     30  */
     31 final class InstantTypeAdapter extends TypeAdapter<Instant> {
     32   @Override public void write(JsonWriter out, Instant value) throws IOException {
     33     out.value(ISODateTimeFormat.dateTime().print(value));
     34   }
     35 
     36   @Override public Instant read(JsonReader in) throws IOException {
     37     return ISODateTimeFormat.dateTime().parseDateTime(in.nextString()).toInstant();
     38   }
     39 }
     40