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add type

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This commit is contained in:
Looly 2022-10-01 23:40:19 +08:00
parent 609162e030
commit 9f225b9d25
2 changed files with 34 additions and 7 deletions
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34
hutool-core/src/main/java/cn/hutool/core/io/FileTypeUtil.java
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@ -1,5 +1,6 @@
package cn.hutool.core.io;
import cn.hutool.core.codec.HexUtil;
import cn.hutool.core.text.StrUtil;
import java.io.File;
@ -35,16 +36,35 @@ public class FileTypeUtil {
}
});
FILE_TYPE_MAP.put("ffd8ff", "jpg"); // JPEG (jpg)
FILE_TYPE_MAP.put("89504e47", "png"); // PNG (png)
FILE_TYPE_MAP.put("4749463837", "gif"); // GIF (gif)
FILE_TYPE_MAP.put("4749463839", "gif"); // GIF (gif)
FILE_TYPE_MAP.put("49492a00227105008037", "tif"); // TIFF (tif)
// 2-byte signatures
// https://github.com/sindresorhus/file-type/blob/main/core.js#L90
FILE_TYPE_MAP.put("424d", "bmp"); // 位图(bmp)
FILE_TYPE_MAP.put("424D", "bmp"); // 位图(bmp)
FILE_TYPE_MAP.put("0B77", "ac3");
FILE_TYPE_MAP.put("7801", "dmg");
FILE_TYPE_MAP.put("4D5A", "exe");
FILE_TYPE_MAP.put("1FA0", "Z");
FILE_TYPE_MAP.put("1F9D", "Z");
// 3-byte signatures
// https://github.com/sindresorhus/file-type/blob/main/core.js#L149
FILE_TYPE_MAP.put("474946", "gif"); // GIF (gif)
FILE_TYPE_MAP.put("FFd8FF", "jpg"); // JPEG (jpg)
FILE_TYPE_MAP.put("4949BC", "jxr"); // jxr
FILE_TYPE_MAP.put("1F8B08", "gz"); // gzip
FILE_TYPE_MAP.put("425A68", "bz2"); // bz2
// check string
FILE_TYPE_MAP.put(HexUtil.encodeHexStr("MP+"), "mpc");
FILE_TYPE_MAP.put(HexUtil.encodeHexStr("FLIF"), "flif");
FILE_TYPE_MAP.put(HexUtil.encodeHexStr("8BPS"), "psd");// Photoshop (psd)
FILE_TYPE_MAP.put(HexUtil.encodeHexStr("MPCK"), "mpc");
FILE_TYPE_MAP.put(HexUtil.encodeHexStr("FORM"), "aif");// Musepack, SV8
FILE_TYPE_MAP.put(HexUtil.encodeHexStr("icns"), "icns");
FILE_TYPE_MAP.put("89504e47", "png"); // PNG (png)
FILE_TYPE_MAP.put("49492a00227105008037", "tif"); // TIFF (tif)
FILE_TYPE_MAP.put("41433130313500000000", "dwg"); // CAD (dwg)
FILE_TYPE_MAP.put("7b5c727466315c616e73", "rtf"); // Rich Text Format (rtf)
FILE_TYPE_MAP.put("38425053000100000000", "psd"); // Photoshop (psd)
FILE_TYPE_MAP.put("46726f6d3a203d3f6762", "eml"); // Email [Outlook Express 6] (eml)
FILE_TYPE_MAP.put("5374616E64617264204A", "mdb"); // MS Access (mdb)
FILE_TYPE_MAP.put("252150532D41646F6265", "ps");

7
hutool-core/src/test/java/cn/hutool/core/io/FileTypeUtilTest.java
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@ -1,5 +1,6 @@
package cn.hutool.core.io;
import cn.hutool.core.codec.HexUtil;
import cn.hutool.core.lang.Console;
import org.junit.Assert;
import org.junit.Ignore;
@ -84,4 +85,10 @@ public class FileTypeUtilTest {
final String type = FileTypeUtil.getType(inputStream);
Console.log(type);
}
@Test
public void getHexTest() {
final String id3 = HexUtil.encodeHexStr("8BPS");
Console.log(id3);
}
}