/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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namespace HH.WMS.Utils.NPOI.HSSF.Record.Cont
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{
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using System;
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using HH.WMS.Utils.NPOI.HSSF.Record;
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using HH.WMS.Utils.NPOI.Util;
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/**
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* Common superclass of all records that can produce {@link ContinueRecord}s while being Serialized.
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*
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* @author Josh Micich
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*/
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public abstract class ContinuableRecord : Record
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{
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protected ContinuableRecord()
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{
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// no fields to initialise
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}
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/**
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* Serializes this record's content to the supplied data output.<br/>
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* The standard BIFF header (ushort sid, ushort size) has been handled by the superclass, so
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* only BIFF data should be written by this method. Simple data types can be written with the
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* standard {@link LittleEndianOutput} methods. Methods from {@link ContinuableRecordOutput}
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* can be used to Serialize strings (with {@link ContinueRecord}s being written as required).
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* If necessary, implementors can explicitly start {@link ContinueRecord}s (regardless of the
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* amount of remaining space).
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*
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* @param out a data output stream
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*/
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protected abstract void Serialize(ContinuableRecordOutput out1);
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/**
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* @return the total Length of the encoded record(s)
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* (Note - if any {@link ContinueRecord} is required, this result includes the
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* size of those too)
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*/
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public override int RecordSize
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{
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get
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{
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ContinuableRecordOutput out1 = ContinuableRecordOutput.CreateForCountingOnly();
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Serialize(out1);
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out1.Terminate();
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return out1.TotalSize;
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}
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}
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public override int Serialize(int offset, byte[] data)
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{
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ILittleEndianOutput leo = new LittleEndianByteArrayOutputStream(data, offset);
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ContinuableRecordOutput out1 = new ContinuableRecordOutput(leo, this.Sid);
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Serialize(out1);
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out1.Terminate();
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return out1.TotalSize;
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}
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}
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}
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