Hacking

spring-boot-project/spring-boot-tools/spring-boot-loader/src/main/java/org/springframework/boot/loader/net/protocol/nested/NestedLocation.java

@@ -16,7 +16,6 @@
 
 package org.springframework.boot.loader.net.protocol.nested;
 
-import java.io.File;
 import java.net.URI;
 import java.net.URL;
 import java.nio.file.Path;
@@ -94,28 +93,15 @@ static NestedLocation parse(String path) {
 			throw new IllegalArgumentException("'path' must not be empty");
 		}
 		int index = path.lastIndexOf("/!");
-		return cache.computeIfAbsent(path, (l) -> create(index, l));
+		return cache.computeIfAbsent(path, (location) -> create(location, index));
 	}
 
-	private static NestedLocation create(int index, String location) {
+	private static NestedLocation create(String location, int index) {
 		String locationPath = (index != -1) ? location.substring(0, index) : location;
-		if (isWindows() && !isUncPath(location)) {
-			while (locationPath.startsWith("/")) {
-				locationPath = locationPath.substring(1, locationPath.length());
-			}
-		}
 		String nestedEntryName = (index != -1) ? location.substring(index + 2) : null;
 		return new NestedLocation((!locationPath.isEmpty()) ? Path.of(locationPath) : null, nestedEntryName);
 	}
 
-	private static boolean isWindows() {
-		return File.separatorChar == '\\';
-	}
-
-	private static boolean isUncPath(String input) {
-		return !input.contains(":");
-	}
-
 	static void clearCache() {
 		cache.clear();
 	}

spring-boot-project/spring-boot-tools/spring-boot-loader/src/main/java/org/springframework/boot/loader/zip/FileDataBlock.java

@@ -176,9 +176,6 @@ static class FileAccess {
 		private final Object lock = new Object();
 
 		FileAccess(Path path) {
-			if (!Files.isRegularFile(path)) {
-				throw new IllegalArgumentException(path + " must be a regular file");
-			}
 			this.path = path;
 		}