package act.util; /*- * #%L * ACT Framework * %% * Copyright (C) 2014 - 2017 ActFramework * %% * Licensed 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. * #L% */ import com.alibaba.fastjson.parser.DefaultJSONParser; import com.alibaba.fastjson.parser.JSONLexer; import com.alibaba.fastjson.parser.JSONToken; import com.alibaba.fastjson.parser.deserializer.ObjectDeserializer; import com.alibaba.fastjson.serializer.JSONSerializer; import com.alibaba.fastjson.serializer.ObjectSerializer; import com.alibaba.fastjson.serializer.SerializeWriter; import org.osgl.util.Keyword; import org.osgl.util.KeywordValueObjectCodec; import java.io.IOException; import java.lang.reflect.Type; public class FastJsonKeywordCodec extends SingletonBase implements ObjectSerializer, ObjectDeserializer { private KeywordValueObjectCodec keywordCodec; public FastJsonKeywordCodec() { keywordCodec = KeywordValueObjectCodec.INSTANCE; } @SuppressWarnings("unchecked") public <T> T deserialze(DefaultJSONParser parser, Type type, Object fieldName) { JSONLexer lexer = parser.getLexer(); if (lexer.token() == JSONToken.LITERAL_STRING) { String text = lexer.stringVal(); lexer.nextToken(JSONToken.COMMA); return (T) Keyword.of(text); } else { throw new UnsupportedOperationException(); } } public int getFastMatchToken() { return JSONToken.LITERAL_STRING; } public void write(JSONSerializer serializer, Object object, Object fieldName, Type fieldType, int features) throws IOException { SerializeWriter out = serializer.getWriter(); if (object == null) { out.writeNull(); return; } out.writeString(keywordCodec.toString((Keyword) object)); } }