| /* |
| * 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 org.apache.johnzon.websocket.internal.jsr; |
| |
| import java.io.IOException; |
| import java.io.Writer; |
| import jakarta.json.JsonWriter; |
| import jakarta.json.JsonWriterFactory; |
| import jakarta.websocket.EncodeException; |
| import jakarta.websocket.Encoder; |
| import jakarta.websocket.EndpointConfig; |
| |
| public abstract class JsrEncoder<T> implements Encoder.TextStream<T> { |
| private JsonWriterFactory factory; |
| |
| protected abstract void doWrite(JsonWriter writer, T t); |
| |
| @Override |
| public void init(final EndpointConfig endpointConfig) { |
| factory = FactoryLocator.writerLocate(); |
| } |
| |
| @Override |
| public void destroy() { |
| // no-op |
| } |
| |
| @Override |
| public void encode(final T t, final Writer writer) throws EncodeException, IOException { |
| final JsonWriter jsonWriter = factory.createWriter(writer); |
| try { |
| doWrite(jsonWriter, t); |
| } finally { |
| jsonWriter.close(); |
| } |
| } |
| } |