internal static void WriteJSONToInternal( CBORObject obj, StringOutput writer, JSONOptions options, IList <CBORObject> stack) { if (obj.IsNumber) { writer.WriteString(CBORNumber.FromCBORObject(obj).ToJSONString()); return; } switch (obj.Type) { case CBORType.Integer: case CBORType.FloatingPoint: { CBORObject untaggedObj = obj.Untag(); writer.WriteString( CBORNumber.FromCBORObject(untaggedObj).ToJSONString()); break; } case CBORType.Boolean: { if (obj.IsTrue) { writer.WriteString("true"); return; } if (obj.IsFalse) { writer.WriteString("false"); return; } return; } case CBORType.SimpleValue: { writer.WriteString("null"); return; } case CBORType.ByteString: { byte[] byteArray = obj.GetByteString(); if (byteArray.Length == 0) { writer.WriteString("\"\""); return; } writer.WriteCodePoint((int)'\"'); if (obj.HasTag(22)) { // Base64 with padding Base64.WriteBase64( writer, byteArray, 0, byteArray.Length, true); } else if (obj.HasTag(23)) { // Write as base16 for (int i = 0; i < byteArray.Length; ++i) { writer.WriteCodePoint((int)Hex16[(byteArray[i] >> 4) & 15]); writer.WriteCodePoint((int)Hex16[byteArray[i] & 15]); } } else { // Base64url no padding Base64.WriteBase64URL( writer, byteArray, 0, byteArray.Length, false); } writer.WriteCodePoint((int)'\"'); break; } case CBORType.TextString: { string thisString = obj.AsString(); if (thisString.Length == 0) { writer.WriteString("\"\""); return; } writer.WriteCodePoint((int)'\"'); WriteJSONStringUnquoted(thisString, writer, options); writer.WriteCodePoint((int)'\"'); break; } case CBORType.Array: { writer.WriteCodePoint((int)'['); for (var i = 0; i < obj.Count; ++i) { if (i > 0) { writer.WriteCodePoint((int)','); } bool pop = CheckCircularRef(stack, obj, obj[i]); WriteJSONToInternal(obj[i], writer, options, stack); PopRefIfNeeded(stack, pop); } writer.WriteCodePoint((int)']'); break; } case CBORType.Map: { var first = true; var hasNonStringKeys = false; ICollection <KeyValuePair <CBORObject, CBORObject> > entries = obj.Entries; foreach (KeyValuePair <CBORObject, CBORObject> entry in entries) { CBORObject key = entry.Key; if (key.Type != CBORType.TextString || key.IsTagged) { // treat a non-text-string item or a tagged item // as having non-string keys hasNonStringKeys = true; break; } } if (!hasNonStringKeys) { writer.WriteCodePoint((int)'{'); foreach (KeyValuePair <CBORObject, CBORObject> entry in entries) { CBORObject key = entry.Key; CBORObject value = entry.Value; if (!first) { writer.WriteCodePoint((int)','); } writer.WriteCodePoint((int)'\"'); WriteJSONStringUnquoted(key.AsString(), writer, options); writer.WriteCodePoint((int)'\"'); writer.WriteCodePoint((int)':'); bool pop = CheckCircularRef(stack, obj, value); WriteJSONToInternal(value, writer, options, stack); PopRefIfNeeded(stack, pop); first = false; } writer.WriteCodePoint((int)'}'); } else { // This map has non-string keys IDictionary <string, CBORObject> stringMap = new Dictionary <string, CBORObject>(); // Copy to a map with String keys, since // some keys could be duplicates // when serialized to strings foreach (KeyValuePair <CBORObject, CBORObject> entry in entries) { CBORObject key = entry.Key; CBORObject value = entry.Value; string str = null; switch (key.Type) { case CBORType.TextString: str = key.AsString(); break; case CBORType.Array: case CBORType.Map: { var sb = new StringBuilder(); var sw = new StringOutput(sb); bool pop = CheckCircularRef(stack, obj, key); WriteJSONToInternal(key, sw, options, stack); PopRefIfNeeded(stack, pop); str = sb.ToString(); break; } default: str = key.ToJSONString(options); break; } if (stringMap.ContainsKey(str)) { throw new CBORException( "Duplicate JSON string equivalents of map" + "\u0020keys"); } stringMap[str] = value; } first = true; writer.WriteCodePoint((int)'{'); foreach (KeyValuePair <string, CBORObject> entry in stringMap) { string key = entry.Key; CBORObject value = entry.Value; if (!first) { writer.WriteCodePoint((int)','); } writer.WriteCodePoint((int)'\"'); WriteJSONStringUnquoted((string)key, writer, options); writer.WriteCodePoint((int)'\"'); writer.WriteCodePoint((int)':'); bool pop = CheckCircularRef(stack, obj, value); WriteJSONToInternal(value, writer, options, stack); PopRefIfNeeded(stack, pop); first = false; } writer.WriteCodePoint((int)'}'); } break; } default: throw new InvalidOperationException("Unexpected item" + "\u0020type"); } }
internal static void WriteJSONToInternal( CBORObject obj, StringOutput writer, JSONOptions options) { if (obj.IsNumber) { writer.WriteString(CBORNumber.FromCBORObject(obj).ToJSONString()); return; } switch (obj.Type) { case CBORType.Integer: case CBORType.FloatingPoint: { CBORObject untaggedObj = obj.Untag(); writer.WriteString( CBORNumber.FromCBORObject(untaggedObj).ToJSONString()); break; } case CBORType.Boolean: { if (obj.IsTrue) { writer.WriteString("true"); return; } if (obj.IsFalse) { writer.WriteString("false"); return; } return; } case CBORType.SimpleValue: { writer.WriteString("null"); return; } case CBORType.ByteString: { var byteArray = obj.GetByteString(); if (byteArray.Length == 0) { writer.WriteString("\"\""); return; } writer.WriteCodePoint((int)'\"'); if (obj.HasTag(22)) { // Base64 with padding Base64.WriteBase64( writer, byteArray, 0, byteArray.Length, true); } else if (obj.HasTag(23)) { // Write as base16 for (int i = 0; i < byteArray.Length; ++i) { writer.WriteCodePoint((int)Hex16[(byteArray[i] >> 4) & 15]); writer.WriteCodePoint((int)Hex16[byteArray[i] & 15]); } } else { // Base64url no padding Base64.WriteBase64URL( writer, byteArray, 0, byteArray.Length, false); } writer.WriteCodePoint((int)'\"'); break; } case CBORType.TextString: { var thisString = obj.AsString(); if (thisString.Length == 0) { writer.WriteString("\"\""); return; } writer.WriteCodePoint((int)'\"'); WriteJSONStringUnquoted(thisString, writer, options); writer.WriteCodePoint((int)'\"'); break; } case CBORType.Array: { var first = true; writer.WriteCodePoint((int)'['); foreach (CBORObject i in obj.AsList()) { if (!first) { writer.WriteCodePoint((int)','); } WriteJSONToInternal(i, writer, options); first = false; } writer.WriteCodePoint((int)']'); break; } case CBORType.Map: { var first = true; var hasNonStringKeys = false; IDictionary <CBORObject, CBORObject> objMap = obj.AsMap(); foreach (KeyValuePair <CBORObject, CBORObject> entry in objMap) { CBORObject key = entry.Key; if (key.Type != CBORType.TextString || key.IsTagged) { // treat a non-text-string item or a tagged item // as having non-string keys hasNonStringKeys = true; break; } } if (!hasNonStringKeys) { writer.WriteCodePoint((int)'{'); foreach (KeyValuePair <CBORObject, CBORObject> entry in objMap) { CBORObject key = entry.Key; CBORObject value = entry.Value; if (!first) { writer.WriteCodePoint((int)','); } writer.WriteCodePoint((int)'\"'); WriteJSONStringUnquoted(key.AsString(), writer, options); writer.WriteCodePoint((int)'\"'); writer.WriteCodePoint((int)':'); WriteJSONToInternal(value, writer, options); first = false; } writer.WriteCodePoint((int)'}'); } else { // This map has non-string keys IDictionary <string, CBORObject> stringMap = new Dictionary <string, CBORObject>(); // Copy to a map with String keys, since // some keys could be duplicates // when serialized to strings foreach (KeyValuePair <CBORObject, CBORObject> entry in objMap) { CBORObject key = entry.Key; CBORObject value = entry.Value; string str = (key.Type == CBORType.TextString) ? key.AsString() : key.ToJSONString(); if (stringMap.ContainsKey(str)) { throw new CBORException("Duplicate JSON string equivalents of map keys"); } stringMap[str] = value; } first = true; writer.WriteCodePoint((int)'{'); foreach (KeyValuePair <string, CBORObject> entry in stringMap) { string key = entry.Key; CBORObject value = entry.Value; if (!first) { writer.WriteCodePoint((int)','); } writer.WriteCodePoint((int)'\"'); WriteJSONStringUnquoted((string)key, writer, options); writer.WriteCodePoint((int)'\"'); writer.WriteCodePoint((int)':'); WriteJSONToInternal(value, writer, options); first = false; } writer.WriteCodePoint((int)'}'); } break; } default: throw new InvalidOperationException("Unexpected item type"); } }