Release

CHANGELOG.md

@@ -1,6 +1,10 @@
 # Changelog
 
 ## [Unreleased]
+### Added
+- Some more binary file types detection, by @HardNorth
+### Changed
+- `jackson-databind` dependency reverted to `api` type, by @HardNorth
 
 ## [5.2.7]
 ### Changed

build.gradle

@@ -49,7 +49,7 @@ dependencies {
     api ("com.squareup.retrofit2:retrofit:${project.retrofit_version}") {
         exclude module: 'okhttp'
     }
-    implementation 'com.fasterxml.jackson.core:jackson-databind:2.12.7.1'
+    api 'com.fasterxml.jackson.core:jackson-databind:2.12.7.1' // Access is needed by HTTP loggers to format JSON
     implementation "com.squareup.retrofit2:converter-scalars:${project.retrofit_version}"
     implementation ("com.squareup.retrofit2:converter-jackson:${project.retrofit_version}") {
         exclude module: 'jackson-databind'

src/main/java/com/epam/reportportal/utils/MimeTypeDetector.java

@@ -37,7 +37,7 @@
 public class MimeTypeDetector {
 	private static final String UNKNOWN_TYPE = "application/octet-stream";
 	private static final String EXTENSION_DELIMITER = ".";
-	private static final int BYTES_TO_READ_FOR_DETECTION = 20;
+	private static final int BYTES_TO_READ_FOR_DETECTION = 128;
 
 	private static final Map<String, String> ADDITIONAL_EXTENSION_MAPPING = Collections.unmodifiableMap(new HashMap<String, String>() {{
 		put(".properties", "text/plain");
@@ -48,7 +48,7 @@ private MimeTypeDetector() {
 		throw new IllegalStateException("Static only class. No instances should exist for the class!");
 	}
 
-	private static int[] readDetectionBytes(@Nonnull InputStream is) throws IOException {
+	static int[] readDetectionBytes(@Nonnull InputStream is) throws IOException {
 		if (!is.markSupported()) {
 			// Trigger UnsupportedOperationException before reading the stream, no users should get there unless they hack with reflections
 			is.reset();
@@ -66,24 +66,38 @@ private static int[] readDetectionBytes(@Nonnull InputStream is) throws IOExcept
 		return bytes;
 	}
 
+	static boolean isBinary(@Nonnull InputStream is) throws IOException {
+		int[] bytes = readDetectionBytes(is);
+		for (int b : bytes) {
+			if (b == 0) {
+				return true;
+			}
+		}
+		return false;
+	}
+
 	@Nullable
 	static String guessContentTypeFromStream(@Nonnull InputStream is) throws IOException {
 		int[] bytes = readDetectionBytes(is);
 		if (bytes.length >= 8) {
-			if (bytes[0] == 0x89 && bytes[1] == 0x50 && bytes[2] == 0x4e && bytes[3] == 0x47 // 4 bytes break
-					&& bytes[4] == 0x0d && bytes[5] == 0x0a && bytes[6] == 0x1a && bytes[7] == 0x0a) {
+			if (bytes[0] == 0x89 && bytes[1] == 'P' && bytes[2] == 'N' && bytes[3] == 'G' // 4 bytes break
+					&& bytes[4] == '\r' && bytes[5] == '\n' && bytes[6] == 0x1a && bytes[7] == '\n') {
 				return "image/png";
 			}
 		}
 		if (bytes.length >= 4) {
-			if (bytes[0] == 0x50 && bytes[1] == 0x4b && bytes[2] == 0x03 && bytes[3] == 0x04) {
+			if (bytes[0] == 'P' && bytes[1] == 'K' && bytes[2] == 0x03 && bytes[3] == 0x04) {
 				// ZIPs
 				if (bytes.length >= 7 && bytes[4] == 0x14 && bytes[5] == 0x00 && bytes[6] == 0x08) {
 					return "application/java-archive";
 				}
 				return "application/zip";
 			}
-			if (bytes[0] == 0x25 && bytes[1] == 0x50 && bytes[2] == 0x44 && bytes[3] == 0x46) {
+			if (bytes[0] == 'P' && bytes[1] == 'K' && bytes[2] == 0x05 && bytes[3] == 0x06) {
+				// Zero-length ZIP
+				return "application/zip";
+			}
+			if (bytes[0] == '%' && bytes[1] == 'P' && bytes[2] == 'D' && bytes[3] == 'F' && isBinary(is)) {
 				return "application/pdf";
 			}
 			if (bytes[0] == 0xFF && bytes[1] == 0xD8 && bytes[2] == 0xFF) {
@@ -94,6 +108,11 @@ static String guessContentTypeFromStream(@Nonnull InputStream is) throws IOExcep
 				}
 			}
 		}
+		if (bytes.length >= 2) {
+			if (bytes[0] == 'B' && bytes[1] == 'M' && isBinary(is)) {
+				return "image/bmp";
+			}
+		}
 		return null;
 	}
 
@@ -139,6 +158,6 @@ public static String detect(@Nonnull final ByteSource source, @Nullable final St
 				type = detectByExtensionInternal(resourceName);
 			}
 		}
-		return type == null ? UNKNOWN_TYPE : type;
+		return type == null ? isBinary(source.openStream()) ? UNKNOWN_TYPE : "text/plain" : type;
 	}
 }

src/test/java/com/epam/reportportal/utils/MimeTypeDetectorTest.java

@@ -28,7 +28,6 @@
 
 public class MimeTypeDetectorTest {
 
-	@SuppressWarnings("unused")
 	public static Iterable<Object[]> files() {
 		return Arrays.asList(
 				new Object[] { Paths.get("src/test/resources/pug/lucky.jpg").toFile(), "image/jpeg" },
@@ -52,8 +51,7 @@ public void test_mime_types_byte_source(File file, String expected) throws IOExc
 		Assertions.assertEquals(expected, MimeTypeDetector.detect(Utils.getFileAsByteSource(file), file.getName()));
 	}
 
-	@SuppressWarnings("unused")
-	public static Iterable<Object[]> binaryFiles() {
+	public static Iterable<Object[]> binaryFileTypes() {
 		return Arrays.asList(
 				new Object[] { Paths.get("src/test/resources/pug/lucky.jpg").toFile(), "image/jpeg" },
 				new Object[] { Paths.get("src/test/resources/pug/unlucky.jpg").toFile(), "image/jpeg" },
@@ -65,7 +63,7 @@ public static Iterable<Object[]> binaryFiles() {
 	}
 
 	@ParameterizedTest
-	@MethodSource("binaryFiles")
+	@MethodSource("binaryFileTypes")
 	public void test_mime_types_files_by_content_only(File file, String expected) throws IOException {
 		File testFile = Files.createTempFile("test_tmp_", null).toFile();
 		try (InputStream is = new FileInputStream(file)) {
@@ -76,7 +74,6 @@ public void test_mime_types_files_by_content_only(File file, String expected) th
 		Assertions.assertEquals(expected, MimeTypeDetector.detect(testFile));
 	}
 
-	@SuppressWarnings("unused")
 	public static Iterable<Object[]> binaryFilesFallback() {
 		return Arrays.asList(
 				new Object[] { Paths.get("src/test/resources/pug/lucky.jpg").toFile(), "image/jpeg" },
@@ -96,4 +93,23 @@ public void test_mime_types_files_by_content_only_fallback(File file, String exp
 		}
 		Assertions.assertEquals(expected, MimeTypeDetector.guessContentTypeFromStream(Utils.getFileAsByteSource(testFile).openStream()));
 	}
+
+	public static Iterable<Object[]> binaryFiles() {
+		return Arrays.asList(
+				new Object[] { Paths.get("src/test/resources/pug/lucky.jpg").toFile(), true },
+				new Object[] { Paths.get("src/test/resources/pug/unlucky.jpg").toFile(), true },
+				new Object[] { Paths.get("src/test/resources/files/image.png").toFile(), true },
+				new Object[] { Paths.get("src/test/resources/files/demo.zip").toFile(), true },
+				new Object[] { Paths.get("src/test/resources/files/test.jar").toFile(), true },
+				new Object[] { Paths.get("src/test/resources/files/test.pdf").toFile(), true },
+				new Object[] { Paths.get("src/test/resources/files/test.bin").toFile(), true },
+				new Object[] { Paths.get("src/test/resources/files/proxy_auth_response.txt").toFile(), false }
+		);
+	}
+
+	@ParameterizedTest
+	@MethodSource("binaryFiles")
+	public void test_is_binary(File file, boolean expected) throws IOException {
+		Assertions.assertEquals(MimeTypeDetector.isBinary(Utils.getFileAsByteSource(file).openStream()), expected);
+	}
 }