52 lines
2.2 KiB
C#
52 lines
2.2 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Commons.Collections;
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using NVelocity;
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using NVelocity.App;
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using NVelocity.Runtime;
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using WinformGeneralDeveloperFrame.Commons;
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namespace WinformGeneralDeveloperFrame
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{
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public class DBAdapter
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{
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private static readonly string templateDir = AppDomain.CurrentDomain.BaseDirectory + @"\Template\DB\";
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public bool create(string NameSpace, string outdir, List<string> EntityList)
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{
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VelocityEngine velocityEngine = new VelocityEngine();
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ExtendedProperties props = new ExtendedProperties();
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props.AddProperty(RuntimeConstants.RESOURCE_LOADER, @"file");
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props.AddProperty(RuntimeConstants.FILE_RESOURCE_LOADER_PATH, templateDir);
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props.AddProperty(RuntimeConstants.INPUT_ENCODING, "utf-8");
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props.AddProperty(RuntimeConstants.OUTPUT_ENCODING, "utf-8");
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//模板的缓存设置
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props.AddProperty(RuntimeConstants.FILE_RESOURCE_LOADER_CACHE, true); //是否缓存
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props.AddProperty("file.resource.loader.modificationCheckInterval", (Int64)30); //缓存时间(秒)
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velocityEngine.Init(props);
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//为模板变量赋值
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VelocityContext context = new VelocityContext();
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context.Put("NameSpace", NameSpace);
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context.Put("EntityList", EntityList);
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// Template template = velocityEngine.GetTemplate(@"D:\ProgrammingFolder\C#\NVelocityDemo\NVelocityDemo\bin\Debug\Template");
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//从文件中读取模板
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Template template = velocityEngine.GetTemplate(@"\DB.vm");
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if (!Directory.Exists(outdir + "\\DB"))
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{
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Directory.CreateDirectory(outdir + "\\DB");
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}
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//合并模板
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using (StreamWriter writer = new StreamWriter(outdir + $"\\DB\\{NameSpace}DB.cs", false))
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{
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template.Merge(context, writer);
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}
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return true;
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}
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}
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}
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