本文整理汇总了C#中MongoDB.Bson.IO.JsonBuffer.Read方法的典型用法代码示例。如果您正苦于以下问题：C# JsonBuffer.Read方法的具体用法？C# JsonBuffer.Read怎么用？C# JsonBuffer.Read使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MongoDB.Bson.IO.JsonBuffer的用法示例。
在下文中一共展示了JsonBuffer.Read方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetNextToken
/// <summary>
/// Gets the next JsonToken from a JsonBuffer.
/// </summary>
/// <param name="buffer">The buffer.</param>
/// <returns>The next token.</returns>
public static JsonToken GetNextToken(
JsonBuffer buffer
) {
// skip leading whitespace
var c = buffer.Read();
while (c != -1 && char.IsWhiteSpace((char) c)) {
c = buffer.Read();
}
if (c == -1) {
return new JsonToken(JsonTokenType.EndOfFile, "<eof>");
}
// leading character determines token type
switch (c) {
case '{': return new JsonToken(JsonTokenType.BeginObject, "{");
case '}': return new JsonToken(JsonTokenType.EndObject, "}");
case '[': return new JsonToken(JsonTokenType.BeginArray, "[");
case ']': return new JsonToken(JsonTokenType.EndArray, "]");
case ':': return new JsonToken(JsonTokenType.Colon, ":");
case ',': return new JsonToken(JsonTokenType.Comma, ",");
case '"': return GetStringToken(buffer);
case '/': return GetRegularExpressionToken(buffer);
default:
if (c == '-' || char.IsDigit((char) c)) {
return GetNumberToken(buffer, c);
} else if (c == '$' || char.IsLetter((char) c)) {
return GetUnquotedStringToken(buffer);
} else {
buffer.UnRead(c);
throw new FileFormatException(FormatMessage("Invalid JSON input", buffer, buffer.Position));
}
}
}示例2: TestBeginObject
public void TestBeginObject() {
var json = "\t {x";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.BeginObject, token.Type);
Assert.AreEqual("{", token.Lexeme);
Assert.AreEqual('x', buffer.Read());
}示例3: TestNameSeparator
public void TestNameSeparator() {
var json = "\t :x";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.Colon, token.Type);
Assert.AreEqual(":", token.Lexeme);
Assert.AreEqual('x', buffer.Read());
}示例4: TestEndArray
public void TestEndArray() {
var json = "\t ]x";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.EndArray, token.Type);
Assert.AreEqual("]", token.Lexeme);
Assert.AreEqual('x', buffer.Read());
}示例5: TestEndOfFile
public void TestEndOfFile() {
var json = "\t ";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.EndOfFile, token.Type);
Assert.AreEqual("<eof>", token.Lexeme);
Assert.AreEqual(-1, buffer.Read());
}示例6: Test3CharacterString
public void Test3CharacterString()
{
var json = "\t \"123\"x";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.String, token.Type);
Assert.AreEqual("123", token.StringValue);
Assert.AreEqual('x', buffer.Read());
}示例7: TestTrue
public void TestTrue()
{
var json = "\t true,";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.UnquotedString, token.Type);
Assert.AreEqual("true", token.StringValue);
Assert.AreEqual(',', buffer.Read());
}示例8: TestTwelve
public void TestTwelve()
{
var json = "\t 12,";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.Int32, token.Type);
Assert.AreEqual("12", token.Lexeme);
Assert.AreEqual(',', buffer.Read());
}示例9: TestRegularExpressionEmpty
public void TestRegularExpressionEmpty()
{
var json = "\t //,";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.RegularExpression, token.Type);
Assert.AreEqual("//", token.Lexeme);
Assert.AreEqual(',', buffer.Read());
}示例10: TestRegularExpressionPatternAndOptions
public void TestRegularExpressionPatternAndOptions()
{
var json = "\t /pattern/gim,";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.RegularExpression, token.Type);
Assert.AreEqual("/pattern/gim", token.Lexeme);
Assert.AreEqual(',', buffer.Read());
}示例11: GetTenGenInt64
private static JsonToken GetTenGenInt64(
JsonBuffer buffer,
int start
) {
var firstDigit = buffer.Position;
while (true) {
var c = buffer.Read();
if (c == ')') {
var lexeme = buffer.Substring(start, buffer.Position - start);
var digits = buffer.Substring(firstDigit, buffer.Position - firstDigit - 1);
var value = XmlConvert.ToInt64(digits);
return new Int64JsonToken(lexeme, value);
}
if (c == -1 || !char.IsDigit((char) c)) {
throw new FileFormatException(FormatMessage("Invalid JSON NumberLong value", buffer, start));
}
}
}示例12: TestOneExponentMinuesTwelve
public void TestOneExponentMinuesTwelve()
{
var json = "\t 1e-12,";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.Double, token.Type);
Assert.AreEqual("1e-12", token.Lexeme);
Assert.AreEqual(',', buffer.Read());
}示例13: GetNumberToken
private static JsonToken GetNumberToken(
JsonBuffer buffer,
int c // first character
) {
// leading digit or '-' has already been read
var start = buffer.Position - 1;
NumberState state;
switch (c) {
case '-': state = NumberState.SawLeadingMinus; break;
case '0': state = NumberState.SawLeadingZero; break;
default: state = NumberState.SawIntegerDigits; break;
}
var type = JsonTokenType.Int64; // assume integer until proved otherwise
while (true) {
c = buffer.Read();
switch (state) {
case NumberState.SawLeadingMinus:
switch (c) {
case '0':
state = NumberState.SawLeadingZero;
break;
case 'I':
state = NumberState.SawMinusI;
break;
default:
if (char.IsDigit((char) c)) {
state = NumberState.SawIntegerDigits;
} else {
state = NumberState.Invalid;
}
break;
}
break;
case NumberState.SawLeadingZero:
switch (c) {
case '.':
state = NumberState.SawDecimalPoint;
break;
case 'e':
case 'E':
state = NumberState.SawExponentLetter;
break;
case ',':
case '}':
case ']':
case ')':
case -1:
state = NumberState.Done;
break;
default:
if (char.IsWhiteSpace((char) c)) {
state = NumberState.Done;
} else {
state = NumberState.Invalid;
}
break;
}
break;
case NumberState.SawIntegerDigits:
switch (c) {
case '.':
state = NumberState.SawDecimalPoint;
break;
case 'e':
case 'E':
state = NumberState.SawExponentLetter;
break;
case ',':
case '}':
case ']':
case ')':
case -1:
state = NumberState.Done;
break;
default:
if (char.IsDigit((char) c)) {
state = NumberState.SawIntegerDigits;
} else if (char.IsWhiteSpace((char) c)) {
state = NumberState.Done;
} else {
state = NumberState.Invalid;
}
break;
}
break;
case NumberState.SawDecimalPoint:
type = JsonTokenType.Double;
if (char.IsDigit((char) c)) {
state = NumberState.SawFractionDigits;
} else {
state = NumberState.Invalid;
}
break;
case NumberState.SawFractionDigits:
switch (c) {
case 'e':
case 'E':
state = NumberState.SawExponentLetter;
break;
//.........这里部分代码省略.........
示例14: TestZeroPointZero
public void TestZeroPointZero()
{
var json = "\t 0.0,";
var buffer = new JsonBuffer(json);
var token = JsonScanner.GetNextToken(buffer);
Assert.AreEqual(JsonTokenType.Double, token.Type);
Assert.AreEqual("0.0", token.Lexeme);
Assert.AreEqual(',', buffer.Read());
}示例15: GetStringToken
private static JsonToken GetStringToken(
JsonBuffer buffer,
char quoteCharacter // either single or double quote
) {
// opening quote has already been read
var start = buffer.Position - 1;
var sb = new StringBuilder();
while (true) {
var c = buffer.Read();
switch (c) {
case '\\':
c = buffer.Read();
switch (c) {
case '\'': sb.Append('\''); break;
case '"': sb.Append('"'); break;
case '\\': sb.Append('\\'); break;
case '/': sb.Append('/'); break;
case 'b': sb.Append('\b'); break;
case 'f': sb.Append('\f'); break;
case 'n': sb.Append('\n'); break;
case 'r': sb.Append('\r'); break;
case 't': sb.Append('\t'); break;
case 'u':
var u1 = buffer.Read();
var u2 = buffer.Read();
var u3 = buffer.Read();
var u4 = buffer.Read();
if (u4 != -1) {
var hex = new string(new char[] { (char) u1, (char) u2, (char) u3, (char) u4 });
var n = Convert.ToInt32(hex, 16);
sb.Append((char) n);
}
break;
default:
if (c != -1) {
var message = string.Format("Invalid escape sequence in JSON string '\\{0}'.", (char) c);
throw new FileFormatException(message);
}
break;
}
break;
default:
if (c == quoteCharacter) {
var lexeme = buffer.Substring(start, buffer.Position - start);
return new StringJsonToken(JsonTokenType.String, lexeme, sb.ToString());
}
if (c != -1) {
sb.Append((char) c);
}
break;
}
if (c == -1) {
throw new FileFormatException(FormatMessage("End of file in JSON string.", buffer, start));
}
}
}