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Zodiac SDK JSON(JavaScript Object Notation)

There is a newer version: 1.5.17

package org.zodiac.sdk.json;

import org.zodiac.sdk.json.constants.JSONConstants;

public class CharReader {

    private String chars;
    private int _length;
    private int _next = 0;
    private char _val;

    public CharReader(String s) {
        this.chars  = s;
        this._length = s.length();
    }

    public boolean read() {
        if (_next >= _length) {
            return false;
        }else {
            _val = chars.charAt(_next++);
            return true;
        }
    }

    public char next(){
        if(read()){
            return _val;
        }else {
            return JSONConstants.EOI;
        }
    }

    public int length(){
        return _length;
    }

    public char value(){
        return _val;
    }
}