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Diffstat (limited to 'Assets/ThirdParty/LitJson/JsonData.cs')
| -rw-r--r-- | Assets/ThirdParty/LitJson/JsonData.cs | 1059 |
1 files changed, 1059 insertions, 0 deletions
diff --git a/Assets/ThirdParty/LitJson/JsonData.cs b/Assets/ThirdParty/LitJson/JsonData.cs new file mode 100644 index 00000000..e89e4b14 --- /dev/null +++ b/Assets/ThirdParty/LitJson/JsonData.cs @@ -0,0 +1,1059 @@ +#region Header +/** + * JsonData.cs + * Generic type to hold JSON data (objects, arrays, and so on). This is + * the default type returned by JsonMapper.ToObject(). + * + * The authors disclaim copyright to this source code. For more details, see + * the COPYING file included with this distribution. + **/ +#endregion + + +using System; +using System.Collections; +using System.Collections.Generic; +using System.Collections.Specialized; +using System.IO; + + +namespace LitJson +{ + public class JsonData : IJsonWrapper, IEquatable<JsonData> + { + #region Fields + private IList<JsonData> inst_array; + private bool inst_boolean; + private double inst_double; + private int inst_int; + private long inst_long; + private IDictionary<string, JsonData> inst_object; + private string inst_string; + private string json; + private JsonType type; + + // Used to implement the IOrderedDictionary interface + private IList<KeyValuePair<string, JsonData>> object_list; + #endregion + + + #region Properties + public int Count { + get { return EnsureCollection ().Count; } + } + + public bool IsArray { + get { return type == JsonType.Array; } + } + + public bool IsBoolean { + get { return type == JsonType.Boolean; } + } + + public bool IsDouble { + get { return type == JsonType.Double; } + } + + public bool IsInt { + get { return type == JsonType.Int; } + } + + public bool IsLong { + get { return type == JsonType.Long; } + } + + public bool IsObject { + get { return type == JsonType.Object; } + } + + public bool IsString { + get { return type == JsonType.String; } + } + + public ICollection<string> Keys { + get { EnsureDictionary (); return inst_object.Keys; } + } + + /// <summary> + /// Determines whether the json contains an element that has the specified key. + /// </summary> + /// <param name="key">The key to locate in the json.</param> + /// <returns>true if the json contains an element that has the specified key; otherwise, false.</returns> + public Boolean ContainsKey(String key) { + EnsureDictionary(); + return this.inst_object.Keys.Contains(key); + } + #endregion + + + #region ICollection Properties + int ICollection.Count { + get { + return Count; + } + } + + bool ICollection.IsSynchronized { + get { + return EnsureCollection ().IsSynchronized; + } + } + + object ICollection.SyncRoot { + get { + return EnsureCollection ().SyncRoot; + } + } + #endregion + + + #region IDictionary Properties + bool IDictionary.IsFixedSize { + get { + return EnsureDictionary ().IsFixedSize; + } + } + + bool IDictionary.IsReadOnly { + get { + return EnsureDictionary ().IsReadOnly; + } + } + + ICollection IDictionary.Keys { + get { + EnsureDictionary (); + IList<string> keys = new List<string> (); + + foreach (KeyValuePair<string, JsonData> entry in + object_list) { + keys.Add (entry.Key); + } + + return (ICollection) keys; + } + } + + ICollection IDictionary.Values { + get { + EnsureDictionary (); + IList<JsonData> values = new List<JsonData> (); + + foreach (KeyValuePair<string, JsonData> entry in + object_list) { + values.Add (entry.Value); + } + + return (ICollection) values; + } + } + #endregion + + + + #region IJsonWrapper Properties + bool IJsonWrapper.IsArray { + get { return IsArray; } + } + + bool IJsonWrapper.IsBoolean { + get { return IsBoolean; } + } + + bool IJsonWrapper.IsDouble { + get { return IsDouble; } + } + + bool IJsonWrapper.IsInt { + get { return IsInt; } + } + + bool IJsonWrapper.IsLong { + get { return IsLong; } + } + + bool IJsonWrapper.IsObject { + get { return IsObject; } + } + + bool IJsonWrapper.IsString { + get { return IsString; } + } + #endregion + + + #region IList Properties + bool IList.IsFixedSize { + get { + return EnsureList ().IsFixedSize; + } + } + + bool IList.IsReadOnly { + get { + return EnsureList ().IsReadOnly; + } + } + #endregion + + + #region IDictionary Indexer + object IDictionary.this[object key] { + get { + return EnsureDictionary ()[key]; + } + + set { + if (! (key is String)) + throw new ArgumentException ( + "The key has to be a string"); + + JsonData data = ToJsonData (value); + + this[(string) key] = data; + } + } + #endregion + + + #region IOrderedDictionary Indexer + object IOrderedDictionary.this[int idx] { + get { + EnsureDictionary (); + return object_list[idx].Value; + } + + set { + EnsureDictionary (); + JsonData data = ToJsonData (value); + + KeyValuePair<string, JsonData> old_entry = object_list[idx]; + + inst_object[old_entry.Key] = data; + + KeyValuePair<string, JsonData> entry = + new KeyValuePair<string, JsonData> (old_entry.Key, data); + + object_list[idx] = entry; + } + } + #endregion + + + #region IList Indexer + object IList.this[int index] { + get { + return EnsureList ()[index]; + } + + set { + EnsureList (); + JsonData data = ToJsonData (value); + + this[index] = data; + } + } + #endregion + + + #region Public Indexers + public JsonData this[string prop_name] { + get { + EnsureDictionary (); + return inst_object[prop_name]; + } + + set { + EnsureDictionary (); + + KeyValuePair<string, JsonData> entry = + new KeyValuePair<string, JsonData> (prop_name, value); + + if (inst_object.ContainsKey (prop_name)) { + for (int i = 0; i < object_list.Count; i++) { + if (object_list[i].Key == prop_name) { + object_list[i] = entry; + break; + } + } + } else + object_list.Add (entry); + + inst_object[prop_name] = value; + + json = null; + } + } + + public JsonData this[int index] { + get { + EnsureCollection (); + + if (type == JsonType.Array) + return inst_array[index]; + + return object_list[index].Value; + } + + set { + EnsureCollection (); + + if (type == JsonType.Array) + inst_array[index] = value; + else { + KeyValuePair<string, JsonData> entry = object_list[index]; + KeyValuePair<string, JsonData> new_entry = + new KeyValuePair<string, JsonData> (entry.Key, value); + + object_list[index] = new_entry; + inst_object[entry.Key] = value; + } + + json = null; + } + } + #endregion + + + #region Constructors + public JsonData () + { + } + + public JsonData (bool boolean) + { + type = JsonType.Boolean; + inst_boolean = boolean; + } + + public JsonData (double number) + { + type = JsonType.Double; + inst_double = number; + } + + public JsonData (int number) + { + type = JsonType.Int; + inst_int = number; + } + + public JsonData (long number) + { + type = JsonType.Long; + inst_long = number; + } + + public JsonData (object obj) + { + if (obj is Boolean) { + type = JsonType.Boolean; + inst_boolean = (bool) obj; + return; + } + + if (obj is Double) { + type = JsonType.Double; + inst_double = (double) obj; + return; + } + + if (obj is Int32) { + type = JsonType.Int; + inst_int = (int) obj; + return; + } + + if (obj is Int64) { + type = JsonType.Long; + inst_long = (long) obj; + return; + } + + if (obj is String) { + type = JsonType.String; + inst_string = (string) obj; + return; + } + + throw new ArgumentException ( + "Unable to wrap the given object with JsonData"); + } + + public JsonData (string str) + { + type = JsonType.String; + inst_string = str; + } + #endregion + + + #region Implicit Conversions + public static implicit operator JsonData (Boolean data) + { + return new JsonData (data); + } + + public static implicit operator JsonData (Double data) + { + return new JsonData (data); + } + + public static implicit operator JsonData (Int32 data) + { + return new JsonData (data); + } + + public static implicit operator JsonData (Int64 data) + { + return new JsonData (data); + } + + public static implicit operator JsonData (String data) + { + return new JsonData (data); + } + #endregion + + + #region Explicit Conversions + public static explicit operator Boolean (JsonData data) + { + if (data.type != JsonType.Boolean) + throw new InvalidCastException ( + "Instance of JsonData doesn't hold a double"); + + return data.inst_boolean; + } + + public static explicit operator Double (JsonData data) + { + if (data.type != JsonType.Double) + throw new InvalidCastException ( + "Instance of JsonData doesn't hold a double"); + + return data.inst_double; + } + + public static explicit operator Int32(JsonData data) + { + if (data.type != JsonType.Int && data.type != JsonType.Long) + { + throw new InvalidCastException( + "Instance of JsonData doesn't hold an int"); + } + + // cast may truncate data... but that's up to the user to consider + return data.type == JsonType.Int ? data.inst_int : (int)data.inst_long; + } + + public static explicit operator Int64(JsonData data) + { + if (data.type != JsonType.Long && data.type != JsonType.Int) + { + throw new InvalidCastException( + "Instance of JsonData doesn't hold a long"); + } + + return data.type == JsonType.Long ? data.inst_long : data.inst_int; + } + + public static explicit operator String (JsonData data) + { + if (data.type != JsonType.String) + throw new InvalidCastException ( + "Instance of JsonData doesn't hold a string"); + + return data.inst_string; + } + #endregion + + + #region ICollection Methods + void ICollection.CopyTo (Array array, int index) + { + EnsureCollection ().CopyTo (array, index); + } + #endregion + + + #region IDictionary Methods + void IDictionary.Add (object key, object value) + { + JsonData data = ToJsonData (value); + + EnsureDictionary ().Add (key, data); + + KeyValuePair<string, JsonData> entry = + new KeyValuePair<string, JsonData> ((string) key, data); + object_list.Add (entry); + + json = null; + } + + void IDictionary.Clear () + { + EnsureDictionary ().Clear (); + object_list.Clear (); + json = null; + } + + bool IDictionary.Contains (object key) + { + return EnsureDictionary ().Contains (key); + } + + IDictionaryEnumerator IDictionary.GetEnumerator () + { + return ((IOrderedDictionary) this).GetEnumerator (); + } + + void IDictionary.Remove (object key) + { + EnsureDictionary ().Remove (key); + + for (int i = 0; i < object_list.Count; i++) { + if (object_list[i].Key == (string) key) { + object_list.RemoveAt (i); + break; + } + } + + json = null; + } + #endregion + + + #region IEnumerable Methods + IEnumerator IEnumerable.GetEnumerator () + { + return EnsureCollection ().GetEnumerator (); + } + #endregion + + + #region IJsonWrapper Methods + bool IJsonWrapper.GetBoolean () + { + if (type != JsonType.Boolean) + throw new InvalidOperationException ( + "JsonData instance doesn't hold a boolean"); + + return inst_boolean; + } + + double IJsonWrapper.GetDouble () + { + if (type != JsonType.Double) + throw new InvalidOperationException ( + "JsonData instance doesn't hold a double"); + + return inst_double; + } + + int IJsonWrapper.GetInt () + { + if (type != JsonType.Int) + throw new InvalidOperationException ( + "JsonData instance doesn't hold an int"); + + return inst_int; + } + + long IJsonWrapper.GetLong () + { + if (type != JsonType.Long) + throw new InvalidOperationException ( + "JsonData instance doesn't hold a long"); + + return inst_long; + } + + string IJsonWrapper.GetString () + { + if (type != JsonType.String) + throw new InvalidOperationException ( + "JsonData instance doesn't hold a string"); + + return inst_string; + } + + void IJsonWrapper.SetBoolean (bool val) + { + type = JsonType.Boolean; + inst_boolean = val; + json = null; + } + + void IJsonWrapper.SetDouble (double val) + { + type = JsonType.Double; + inst_double = val; + json = null; + } + + void IJsonWrapper.SetInt (int val) + { + type = JsonType.Int; + inst_int = val; + json = null; + } + + void IJsonWrapper.SetLong (long val) + { + type = JsonType.Long; + inst_long = val; + json = null; + } + + void IJsonWrapper.SetString (string val) + { + type = JsonType.String; + inst_string = val; + json = null; + } + + string IJsonWrapper.ToJson () + { + return ToJson (); + } + + void IJsonWrapper.ToJson (JsonWriter writer) + { + ToJson (writer); + } + #endregion + + + #region IList Methods + int IList.Add (object value) + { + return Add (value); + } + + void IList.Clear () + { + EnsureList ().Clear (); + json = null; + } + + bool IList.Contains (object value) + { + return EnsureList ().Contains (value); + } + + int IList.IndexOf (object value) + { + return EnsureList ().IndexOf (value); + } + + void IList.Insert (int index, object value) + { + EnsureList ().Insert (index, value); + json = null; + } + + void IList.Remove (object value) + { + EnsureList ().Remove (value); + json = null; + } + + void IList.RemoveAt (int index) + { + EnsureList ().RemoveAt (index); + json = null; + } + #endregion + + + #region IOrderedDictionary Methods + IDictionaryEnumerator IOrderedDictionary.GetEnumerator () + { + EnsureDictionary (); + + return new OrderedDictionaryEnumerator ( + object_list.GetEnumerator ()); + } + + void IOrderedDictionary.Insert (int idx, object key, object value) + { + string property = (string) key; + JsonData data = ToJsonData (value); + + this[property] = data; + + KeyValuePair<string, JsonData> entry = + new KeyValuePair<string, JsonData> (property, data); + + object_list.Insert (idx, entry); + } + + void IOrderedDictionary.RemoveAt (int idx) + { + EnsureDictionary (); + + inst_object.Remove (object_list[idx].Key); + object_list.RemoveAt (idx); + } + #endregion + + + #region Private Methods + private ICollection EnsureCollection () + { + if (type == JsonType.Array) + return (ICollection) inst_array; + + if (type == JsonType.Object) + return (ICollection) inst_object; + + throw new InvalidOperationException ( + "The JsonData instance has to be initialized first"); + } + + private IDictionary EnsureDictionary () + { + if (type == JsonType.Object) + return (IDictionary) inst_object; + + if (type != JsonType.None) + throw new InvalidOperationException ( + "Instance of JsonData is not a dictionary"); + + type = JsonType.Object; + inst_object = new Dictionary<string, JsonData> (); + object_list = new List<KeyValuePair<string, JsonData>> (); + + return (IDictionary) inst_object; + } + + private IList EnsureList () + { + if (type == JsonType.Array) + return (IList) inst_array; + + if (type != JsonType.None) + throw new InvalidOperationException ( + "Instance of JsonData is not a list"); + + type = JsonType.Array; + inst_array = new List<JsonData> (); + + return (IList) inst_array; + } + + private JsonData ToJsonData (object obj) + { + if (obj == null) + return null; + + if (obj is JsonData) + return (JsonData) obj; + + return new JsonData (obj); + } + + private static void WriteJson (IJsonWrapper obj, JsonWriter writer) + { + if (obj == null) { + writer.Write (null); + return; + } + + if (obj.IsString) { + writer.Write (obj.GetString ()); + return; + } + + if (obj.IsBoolean) { + writer.Write (obj.GetBoolean ()); + return; + } + + if (obj.IsDouble) { + writer.Write (obj.GetDouble ()); + return; + } + + if (obj.IsInt) { + writer.Write (obj.GetInt ()); + return; + } + + if (obj.IsLong) { + writer.Write (obj.GetLong ()); + return; + } + + if (obj.IsArray) { + writer.WriteArrayStart (); + foreach (object elem in (IList) obj) + WriteJson ((JsonData) elem, writer); + writer.WriteArrayEnd (); + + return; + } + + if (obj.IsObject) { + writer.WriteObjectStart (); + + foreach (DictionaryEntry entry in ((IDictionary) obj)) { + writer.WritePropertyName ((string) entry.Key); + WriteJson ((JsonData) entry.Value, writer); + } + writer.WriteObjectEnd (); + + return; + } + } + #endregion + + + public int Add (object value) + { + JsonData data = ToJsonData (value); + + json = null; + + return EnsureList ().Add (data); + } + + public bool Remove(object obj) + { + json = null; + if(IsObject) + { + JsonData value = null; + if (inst_object.TryGetValue((string)obj, out value)) + return inst_object.Remove((string)obj) && object_list.Remove(new KeyValuePair<string, JsonData>((string)obj, value)); + else + throw new KeyNotFoundException("The specified key was not found in the JsonData object."); + } + if(IsArray) + { + return inst_array.Remove(ToJsonData(obj)); + } + throw new InvalidOperationException ( + "Instance of JsonData is not an object or a list."); + } + + public void Clear () + { + if (IsObject) { + ((IDictionary) this).Clear (); + return; + } + + if (IsArray) { + ((IList) this).Clear (); + return; + } + } + + public bool Equals (JsonData x) + { + if (x == null) + return false; + + if (x.type != this.type) + { + // further check to see if this is a long to int comparison + if ((x.type != JsonType.Int && x.type != JsonType.Long) + || (this.type != JsonType.Int && this.type != JsonType.Long)) + { + return false; + } + } + + switch (this.type) { + case JsonType.None: + return true; + + case JsonType.Object: + return this.inst_object.Equals (x.inst_object); + + case JsonType.Array: + return this.inst_array.Equals (x.inst_array); + + case JsonType.String: + return this.inst_string.Equals (x.inst_string); + + case JsonType.Int: + { + if (x.IsLong) + { + if (x.inst_long < Int32.MinValue || x.inst_long > Int32.MaxValue) + return false; + return this.inst_int.Equals((int)x.inst_long); + } + return this.inst_int.Equals(x.inst_int); + } + + case JsonType.Long: + { + if (x.IsInt) + { + if (this.inst_long < Int32.MinValue || this.inst_long > Int32.MaxValue) + return false; + return x.inst_int.Equals((int)this.inst_long); + } + return this.inst_long.Equals(x.inst_long); + } + + case JsonType.Double: + return this.inst_double.Equals (x.inst_double); + + case JsonType.Boolean: + return this.inst_boolean.Equals (x.inst_boolean); + } + + return false; + } + + public JsonType GetJsonType () + { + return type; + } + + public void SetJsonType (JsonType type) + { + if (this.type == type) + return; + + switch (type) { + case JsonType.None: + break; + + case JsonType.Object: + inst_object = new Dictionary<string, JsonData> (); + object_list = new List<KeyValuePair<string, JsonData>> (); + break; + + case JsonType.Array: + inst_array = new List<JsonData> (); + break; + + case JsonType.String: + inst_string = default (String); + break; + + case JsonType.Int: + inst_int = default (Int32); + break; + + case JsonType.Long: + inst_long = default (Int64); + break; + + case JsonType.Double: + inst_double = default (Double); + break; + + case JsonType.Boolean: + inst_boolean = default (Boolean); + break; + } + + this.type = type; + } + + public string ToJson () + { + if (json != null) + return json; + + StringWriter sw = new StringWriter (); + JsonWriter writer = new JsonWriter (sw); + writer.Validate = false; + + WriteJson (this, writer); + json = sw.ToString (); + + return json; + } + + public void ToJson (JsonWriter writer) + { + bool old_validate = writer.Validate; + + writer.Validate = false; + + WriteJson (this, writer); + + writer.Validate = old_validate; + } + + public override string ToString () + { + switch (type) { + case JsonType.Array: + return "JsonData array"; + + case JsonType.Boolean: + return inst_boolean.ToString (); + + case JsonType.Double: + return inst_double.ToString (); + + case JsonType.Int: + return inst_int.ToString (); + + case JsonType.Long: + return inst_long.ToString (); + + case JsonType.Object: + return "JsonData object"; + + case JsonType.String: + return inst_string; + } + + return "Uninitialized JsonData"; + } + } + + + internal class OrderedDictionaryEnumerator : IDictionaryEnumerator + { + IEnumerator<KeyValuePair<string, JsonData>> list_enumerator; + + + public object Current { + get { return Entry; } + } + + public DictionaryEntry Entry { + get { + KeyValuePair<string, JsonData> curr = list_enumerator.Current; + return new DictionaryEntry (curr.Key, curr.Value); + } + } + + public object Key { + get { return list_enumerator.Current.Key; } + } + + public object Value { + get { return list_enumerator.Current.Value; } + } + + + public OrderedDictionaryEnumerator ( + IEnumerator<KeyValuePair<string, JsonData>> enumerator) + { + list_enumerator = enumerator; + } + + + public bool MoveNext () + { + return list_enumerator.MoveNext (); + } + + public void Reset () + { + list_enumerator.Reset (); + } + } +} |