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49 lines
1.9 KiB
49 lines
1.9 KiB
package com.eco.plugin.xx.xdfileencrypt.utils; |
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public class TypeDict { |
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/** |
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常用文件的文件头如下:(以前六位为准) |
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JPEG (jpg),文件头:FFD8FF |
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PNG (png),文件头:89504E47 |
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GIF (gif),文件头:47494638 |
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TIFF (tif),文件头:49492A00 |
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Windows Bitmap (bmp),文件头:424D |
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CAD (dwg),文件头:41433130 |
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Adobe Photoshop (psd),文件头:38425053 |
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Rich Text Format (rtf),文件头:7B5C727466 |
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XML (xml),文件头:3C3F786D6C |
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HTML (html),文件头:68746D6C3E |
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Email [thorough only] (eml),文件头:44656C69766572792D646174653A |
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Outlook Express (dbx),文件头:CFAD12FEC5FD746F |
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Outlook (pst),文件头:2142444E |
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MS Word/Excel (xls.or.doc),文件头:D0CF11E0 |
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MS Access (mdb),文件头:5374616E64617264204A |
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WordPerfect (wpd),文件头:FF575043 |
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Postscript (eps.or.ps),文件头:252150532D41646F6265 |
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Adobe Acrobat (pdf),文件头:255044462D312E |
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Quicken (qdf),文件头:AC9EBD8F |
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Windows Password (pwl),文件头:E3828596 |
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ZIP Archive (zip),文件头:504B0304 |
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RAR Archive (rar),文件头:52617221 |
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Wave (wav),文件头:57415645 |
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AVI (avi),文件头:41564920 |
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Real Audio (ram),文件头:2E7261FD |
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Real Media (rm),文件头:2E524D46 |
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MPEG (mpg),文件头:000001BA |
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MPEG (mpg),文件头:000001B3 |
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Quicktime (mov),文件头:6D6F6F76 |
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Windows Media (asf),文件头:3026B2758E66CF11 |
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MIDI (mid),文件头:4D546864 |
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*/ |
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public static String checkType(String fileheader) { |
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switch (fileheader) { |
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case "D0CF11": return ".xls"; |
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case "255044": return ".pdf"; |
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case "504B03": return ".xlsx"; |
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case "EFBBBF": return ".csv"; |
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default: return "0000"; |
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} |
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} |
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}
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