// Copyright (c) 2009 The Chromium Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

package org.chromium.sdk.internal.protocolparser.dynamicimpl;

import org.chromium.sdk.internal.protocolparser.JsonType;

/**

 * Stores all data for instance of json type.

 * Each implementation of json type interface is a java dynamic proxy, that holds reference

 * to {@link JsonInvocationHandler} which holds reference to this structure. ObjectData points

 * back to dynamic proxy instance in {@link #proxy}.

 */

class ObjectData {

  /**

   * Stores type-specific set of pre-parsed fields.

   */

  private final Object[] fieldArray;

  /**

   * May be JSONObject (in most cases) or any

   * object (for {@link JsonType#subtypesChosenManually()}=true).

   */

  private final Object underlyingObject;

  private final TypeHandler<?> typeHandler;

  /**

   * Holds reference to base type object data (or null).

   */

  private final ObjectData superObjectData;

  private Object proxy = null;

  ObjectData(TypeHandler<?> typeHandler, Object inputObject, int fieldArraySize,

      ObjectData superObjectData) {

    this.superObjectData = superObjectData;

    this.typeHandler = typeHandler;

    this.underlyingObject = inputObject;

    if (fieldArraySize == 0) {

      fieldArray = null;

    } else {

      fieldArray = new Object[fieldArraySize];

    }

  }

  void initProxy(Object proxy) {

    this.proxy = proxy;

  }

  Object[] getFieldArray() {

    return fieldArray;

  }

  Object getUnderlyingObject() {

    return underlyingObject;

  }

  TypeHandler<?> getTypeHandler() {

    return typeHandler;

  }

  ObjectData getSuperObjectData() {

    return superObjectData;

  }

  Object getProxy() {

    return proxy;

  }

}