| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.alibaba.dubbo.common.json; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.Reader; |
| import java.io.UnsupportedEncodingException; |
| |
| /** |
| * JSON reader. |
| */ |
| @Deprecated |
| public class JSONReader { |
| private static ThreadLocal<Yylex> LOCAL_LEXER = new ThreadLocal<Yylex>() { |
| }; |
| |
| private Yylex mLex; |
| |
| public JSONReader(InputStream is, String charset) throws UnsupportedEncodingException { |
| this(new InputStreamReader(is, charset)); |
| } |
| |
| public JSONReader(Reader reader) { |
| mLex = getLexer(reader); |
| } |
| |
| private static Yylex getLexer(Reader reader) { |
| Yylex ret = LOCAL_LEXER.get(); |
| if (ret == null) { |
| ret = new Yylex(reader); |
| LOCAL_LEXER.set(ret); |
| } else { |
| ret.yyreset(reader); |
| } |
| return ret; |
| } |
| |
| public JSONToken nextToken() throws IOException, ParseException { |
| return mLex.yylex(); |
| } |
| |
| public JSONToken nextToken(int expect) throws IOException, ParseException { |
| JSONToken ret = mLex.yylex(); |
| if (ret == null) |
| throw new ParseException("EOF error."); |
| if (expect != JSONToken.ANY && expect != ret.type) |
| throw new ParseException("Unexpected token."); |
| return ret; |
| } |
| } |