修复PathUtil.getMimeType可能造成的异常

hutool-core/src/main/java/cn/hutool/core/io/file/PathUtil.java

@@ -620,8 +620,9 @@ public class PathUtil {
 	public static String getMimeType(Path file) {
 		try {
 			return Files.probeContentType(file);
-		} catch (IOException e) {
-			throw new IORuntimeException(e);
+		} catch (IOException ignore) {
+			// issue#3179，使用OpenJDK可能抛出NoSuchFileException，此处返回null
+			return null;
 		}
 	}
 

hutool-core/src/test/java/cn/hutool/core/io/file/PathUtilTest.java

@@ -80,6 +80,12 @@ public class PathUtilTest {
 		Assert.assertEquals("application/x-7z-compressed", contentType);
 	}
 
+	@Test
+	public void issue3179Test() {
+		final String mimeType = PathUtil.getMimeType(Paths.get("xxxx.jpg"));
+		Assert.assertEquals("image/jpeg", mimeType);
+	}
+
 	/**
 	 * issue#2893 target不存在空导致异常
 	 */