Fix windows s3 uri slashes. Update dependencies.

 * Update scijava, update n5 exceptions.
 * Upgrade dependencies to latest version.
 * Fix subpath deduction in uninitialized s3 client case.

pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.scijava</groupId>
 		<artifactId>pom-scijava</artifactId>
-		<version>36.0.0</version>
+		<version>37.0.0</version>
 	</parent>
 
 	<groupId>org.bigdataviewer</groupId>
@@ -87,9 +87,9 @@
 		<license.licenseName>bsd_2</license.licenseName>
 		<license.copyrightOwners>BigDataViewer developers.</license.copyrightOwners>
 
-		<n5.version>3.0.2</n5.version>
-		<n5-aws-s3.version>4.0.1</n5-aws-s3.version>
-		<n5-zarr.version>1.0.1</n5-zarr.version>
+		<n5.version>3.2.0</n5.version>
+		<n5-aws-s3.version>4.1.2</n5-aws-s3.version>
+		<n5-zarr.version>1.3.1</n5-zarr.version>
 
 		<!-- NB: Deploy releases to the SciJava Maven repository. -->
 		<releaseProfiles>sign,deploy-to-scijava</releaseProfiles>

src/main/java/bdv/img/omezarr/MultiscaleImage.java

@@ -211,10 +211,10 @@ public ZarrKeyValueReader build() throws N5Exception {
 		 */
 		public ZarrKeyValueReaderBuilder getSubImage(final String subPath) {
 			final ZarrKeyValueReaderBuilder z = new ZarrKeyValueReaderBuilder(this);
-			if (s3Client == null) {
-				z.multiscalePath = Paths.get(z.multiscalePath, subPath).toString();
-			} else {
+			if (s3Mode) {
 				z.multiscalePath = z.multiscalePath + "/" + subPath;
+			} else {
+				z.multiscalePath = Paths.get(z.multiscalePath, subPath).toString();
 			}
 			return z;
 		}
@@ -279,7 +279,7 @@ private void initImages()
 	{
 		if (imgs != null)
 			return;
-		try {
+//		try {
 //			final ZarrKeyValueReader zarrKeyValueReader = zarrKeyValueReaderBuilder.create();
 			// Initialize the images for all resolutions.
 			//
@@ -297,10 +297,11 @@ private void initImages()
 				else
 					vimgs[ resolution ] = VolatileViews.wrapAsVolatile( imgs[ resolution ], queue );
 			}
-		} catch (IOException e) {
-			e.printStackTrace();
-			throw new RuntimeException(e);
-		}
+//		}
+//		catch (IOException e) {
+//			e.printStackTrace();
+//			throw new RuntimeException(e);
+//		}
 
 	}
 

src/main/java/bdv/img/omezarr/XmlIoZarrImageLoader.java

@@ -90,7 +90,6 @@ public Element toXml(final ZarrImageLoader imgLoader, final File basePath )
     @Override
     public ZarrImageLoader fromXml(final Element elem, final File basePath, final AbstractSequenceDescription< ?, ?, ? > sequenceDescription )
     {
-        final File zpath = loadPath( elem, "zarr", basePath );
         final Element zgroupsElem = elem.getChild( "zgroups" );
         final TreeMap<ViewId, String > zgroups = new TreeMap<>();
         // TODO validate that sequenceDescription and zgroups have the same entries
@@ -105,11 +104,14 @@ public ZarrImageLoader fromXml(final Element elem, final File basePath, final Ab
         final MultiscaleImage.ZarrKeyValueReaderBuilder keyValueReaderBuilder;
         if (s3Bucket==null)
         {
-        keyValueReaderBuilder = new MultiscaleImage.ZarrKeyValueReaderBuilder(zpath.getAbsolutePath());
+            final File zpath = loadPath( elem, "zarr", basePath );
+            keyValueReaderBuilder = new MultiscaleImage.ZarrKeyValueReaderBuilder(zpath.getAbsolutePath());
         }
         else
         {
-            keyValueReaderBuilder = new MultiscaleImage.ZarrKeyValueReaderBuilder(s3Bucket.getText(), zpath.toString());
+            // `File` class should not be used for uri manipulation as it replaces slashes with backslashes on Windows
+            keyValueReaderBuilder = new MultiscaleImage.ZarrKeyValueReaderBuilder(s3Bucket.getText(),
+                    elem.getChildText("zarr"));
         }
         return new ZarrImageLoader(keyValueReaderBuilder, zgroups, sequenceDescription);
     }