| /* |
| * 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.qpid.protonj2.test.driver.codec; |
| |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.io.UncheckedIOException; |
| |
| class NullElement extends AtomicElement<Void> { |
| |
| NullElement(Element<?> parent, Element<?> prev) { |
| super(parent, prev); |
| } |
| |
| @Override |
| public int size() { |
| return isElementOfArray() ? 0 : 1; |
| } |
| |
| @Override |
| public Void getValue() { |
| return null; |
| } |
| |
| @Override |
| public Codec.DataType getDataType() { |
| return Codec.DataType.NULL; |
| } |
| |
| @Override |
| public int encode(DataOutput output) { |
| try { |
| output.writeByte((byte) 0x40); |
| return 1; |
| } catch (IOException e) { |
| throw new UncheckedIOException(e); |
| } |
| } |
| } |