content: /*
   * Copyright 2010 Proofpoint, Inc.
   *
   * 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 io.airlift.json;
  
  import com.fasterxml.jackson.databind.ObjectMapper;
  import com.google.inject.Binder;
  import com.google.inject.Module;
  import com.google.inject.Scopes;
  
  public class JsonModule
          implements Module
  {
      @Override
      public void configure(Binder binder)
      {
          binder.disableCircularProxies();
  
          // NOTE: this MUST NOT be a singleton because ObjectMappers are mutable.  This means
          // one component could reconfigure the mapper and break all other components
          binder.bind(ObjectMapper.class).toProvider(ObjectMapperProvider.class);
  
          binder.bind(JsonCodecFactory.class).in(Scopes.SINGLETON);
      }
  }
  