make BundlesParser Windows compatible (a jar file uses a ZipFileSyste…

…m that is completely different esp. for file matching)

src/main/java/com/merkle/oss/magnolia/imaging/flexible/model/bundle/BundlesParser.java

@@ -3,10 +3,12 @@
 import com.google.gson.Gson;
 import com.google.gson.JsonIOException;
 import com.google.gson.JsonSyntaxException;
+import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.BufferedReader;
+import java.io.File;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.lang.invoke.MethodHandles;
@@ -50,12 +52,13 @@ private Stream<Bundle> create(final BundlesConfig bundlesConfig) {
 
 	private Stream<Bundle> create(final String bundlesDirName, final String path) {
 		try {
-			final String filePattern = path + "/**/" + bundlesDirName + "/*.json";
+			final URI uri = getClass().getClassLoader().getResource(path).toURI();
+			final FileSystem fileSystem = getFileSystem(uri);
+			final String filePattern = getFilePattern(fileSystem, bundlesDirName, path);
 			LOG.info("Load image bundle definitions which match pattern '{}'", filePattern);
-			final PathMatcher matcher = FileSystems.getDefault().getPathMatcher("glob:" + filePattern);
+			final PathMatcher matcher = fileSystem.getPathMatcher("glob:" + filePattern);
 			final Stream.Builder<Stream<Bundle>> bundles = Stream.builder();
 
-			final URI uri = getClass().getClassLoader().getResource(path).toURI();
 			processResource(uri, p -> Files.walkFileTree(p, new SimpleFileVisitor<>() {
 				@Override
 				public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs) {
@@ -72,6 +75,14 @@ public FileVisitResult visitFile(final Path file, final BasicFileAttributes attr
 		}
 	}
 
+	private String getFilePattern(final FileSystem fileSystem, final String bundlesDirName, final String path) {
+		String filePattern = path + "/**/" + bundlesDirName + "/*.json";
+		if (fileSystem.getSeparator().equals(File.separator)) {
+			return StringUtils.removeStart(filePattern, '/');
+		}
+		return filePattern;
+	}
+
 	private void processResource(final URI uri, final IOConsumer<Path> consumer) throws IOException {
 		try {
 			consumer.accept(Paths.get(uri));
@@ -95,7 +106,19 @@ private Stream<Bundle> create(final Path bundleJson) {
 		}
 	}
 
-	interface IOConsumer<T> {
+	private FileSystem getFileSystem(final URI uri) {
+		try {
+			return FileSystems.getFileSystem(uri);
+		} catch (Exception e) {
+			try {
+				return FileSystems.newFileSystem(uri, Collections.emptyMap());
+			} catch (Exception i) {
+				return FileSystems.getDefault();
+			}
+		}
+	}
+
+		interface IOConsumer<T> {
 		void accept(T t) throws IOException;
 	}
 }