/* ====================================================================
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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
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{
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using System;
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using System.Text;
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using HH.WMS.Utils.NPOI.Util;
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/**
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* Subclasses of this class (the majority of BIFF records) are non-continuable. This allows for
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* some simplification of serialization logic
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*
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* @author Josh Micich
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*/
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public abstract class StandardRecord : Record
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{
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protected abstract int DataSize{get;}
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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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return 4 + DataSize;
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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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int dataSize = DataSize;
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int recSize = 4 + dataSize;
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LittleEndianByteArrayOutputStream out1 = new LittleEndianByteArrayOutputStream(data, offset, recSize);
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out1.WriteShort(this.Sid);
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out1.WriteShort(dataSize);
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Serialize(out1);
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if (out1.WriteIndex - offset != recSize)
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{
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throw new InvalidOperationException("Error in serialization of (" + this.GetType().Name + "): "
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+ "Incorrect number of bytes written - expected "
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+ recSize + " but got " + (out1.WriteIndex - offset));
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}
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return recSize;
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}
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/**
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* Write the data content of this BIFF record. The 'ushort sid' and 'ushort size' header fields
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* have already been written by the superclass.<br/>
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*
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* The subclass must write the exact number of bytes as reported by {@link Record#getDataSize()}
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*/
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public abstract void Serialize(ILittleEndianOutput out1);
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}
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}
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