/* ====================================================================
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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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/* ================================================================
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* About NPOI
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* Author: Tony Qu
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* Author's email: tonyqus (at) gmail.com
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* Author's Blog: tonyqus.wordpress.com.cn (wp.tonyqus.cn)
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* HomePage: http://www.codeplex.com/npoi
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* Contributors:
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*
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* ==============================================================*/
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using HH.WMS.Utils.NPOI.POIFS.Storage;
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using HH.WMS.Utils.NPOI.POIFS.Common;
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namespace HH.WMS.Utils.NPOI.POIFS.Properties
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{
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public class PropertyFactory
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{
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private PropertyFactory()
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{
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}
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/// <summary>
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/// Convert raw data blocks to an array of Property's
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/// </summary>
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/// <param name="blocks">The blocks to be converted</param>
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/// <returns>the converted List of Property objects. May contain
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/// nulls, but will not be null</returns>
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public static List<Property> ConvertToProperties(ListManagedBlock [] blocks)
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{
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List<Property> properties = new List<Property>();
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for (int j = 0; j < blocks.Length; j++)
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{
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byte[] data = blocks[j].Data;
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ConvertToProperties(data, properties);
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}
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return properties;
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}
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public static void ConvertToProperties(byte[] data, List<Property> properties)
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{
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int property_count = data.Length / POIFSConstants.PROPERTY_SIZE;
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int offset = 0;
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for (int k = 0; k < property_count; k++)
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{
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switch (data[offset + PropertyConstants.PROPERTY_TYPE_OFFSET])
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{
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case PropertyConstants.DIRECTORY_TYPE:
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properties.Add(new DirectoryProperty(properties.Count, data, offset));
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break;
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case PropertyConstants.DOCUMENT_TYPE:
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properties.Add(new DocumentProperty(properties.Count, data, offset));
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break;
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case PropertyConstants.ROOT_TYPE:
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properties.Add(new RootProperty(properties.Count, data, offset));
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break;
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default:
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properties.Add(null);
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break;
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}
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offset += POIFSConstants.PROPERTY_SIZE;
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}
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}
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}
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}
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