001// *************************************************************************************************************************** 002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file * 003// * distributed with this work for additional information regarding copyright ownership. The ASF licenses this file * 004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance * 005// * with the License. You may obtain a copy of the License at * 006// * * 007// * http://www.apache.org/licenses/LICENSE-2.0 * 008// * * 009// * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an * 010// * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the * 011// * specific language governing permissions and limitations under the License. * 012// *************************************************************************************************************************** 013package org.apache.juneau.jso; 014 015import java.io.*; 016 017import org.apache.juneau.*; 018import org.apache.juneau.parser.*; 019 020/** 021 * Session object that lives for the duration of a single use of {@link JsoParser}. 022 * 023 * <p> 024 * This class is NOT thread safe. 025 * It is typically discarded after one-time use although it can be reused against multiple inputs. 026 */ 027@SuppressWarnings("unchecked") 028public class JsoParserSession extends InputStreamParserSession { 029 030 /** 031 * Create a new session using properties specified in the context. 032 * 033 * @param args 034 * Runtime session arguments. 035 */ 036 protected JsoParserSession(ParserSessionArgs args) { 037 super(args); 038 } 039 040 @Override /* ParserSession */ 041 protected <T> T doParse(ParserPipe pipe, ClassMeta<T> type) throws IOException, ParseException { 042 ObjectInputStream ois = new ObjectInputStream(pipe.getInputStream()); 043 try { 044 return (T)ois.readObject(); 045 } catch (ClassNotFoundException e) { 046 throw new ParseException(e); 047 } 048 } 049 050 //----------------------------------------------------------------------------------------------------------------- 051 // Other methods 052 //----------------------------------------------------------------------------------------------------------------- 053 054 @Override /* Session */ 055 public ObjectMap toMap() { 056 return super.toMap() 057 .append("JsoParserSession", new DefaultFilteringObjectMap() 058 ); 059 } 060}