cyf
96 lines
2.2 KiB
C#
96 lines
2.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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namespace Zhaizj.Framework.Serialization {
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internal class ValueJsonParser : JsonParserBase {
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protected StringBuilder sb = new StringBuilder();
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private static readonly String separatorChars = ",\":[]{}";
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private Object _result;
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public override Object getResult() {
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return _result;
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}
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public ValueJsonParser() {
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}
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public ValueJsonParser( CharSource charSrc )
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: base( charSrc ) {
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}
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protected override void parse() {
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paserOne();
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charSrc.back();
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String s = sb.ToString().Trim();
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if (s.Equals( "" )) throw ex( "value is empty" );
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_result = getStringValue( s );
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}
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private void paserOne() {
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char c = charSrc.getCurrent();
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if (c >= ' ' && separatorChars.IndexOf( c ) < 0) {
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if (c == '\\') {
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processEscape();
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}
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else
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sb.Append( c );
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if (charSrc.isEnd()) return;
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charSrc.move();
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paserOne();
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}
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}
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protected void processEscape() {
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charSrc.move();
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char c = charSrc.getCurrent();
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if (c == 'b')
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sb.Append( '\b' );
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else if (c == 't')
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sb.Append( '\t' );
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else if (c == 'n')
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sb.Append( '\n' );
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else if (c == 'n')
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sb.Append( '\n' );
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else if (c == 'r')
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sb.Append( '\r' );
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else if (c == 'u') {
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//sb.Append( '' ); // TODO
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}
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else if (c == '"' || c == '\'' || c == '/' || c == '\\')
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sb.Append( c );
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else
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throw ex( "not a valid escape character" );
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}
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private static Object getStringValue( String s ) {
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if (cvt.IsInt( s )) return cvt.ToInt( s );
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if (cvt.IsDecimal( s )) return cvt.ToDecimal( s );
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if (cvt.IsBool( s )) return cvt.ToBool( s );
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return s;
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}
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}
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}
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