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fix issues with loading with or without AWS credentials #3

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merged 1 commit into from
Sep 26, 2024
+18 −1
Merged

fix issues with loading with or without AWS credentials #3

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19 changes: 18 additions & 1 deletion src/main/java/org/bigdataviewer/n5/XmlIoN5CloudImageLoader.java
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,7 @@

import org.janelia.saalfeldlab.n5.N5Reader;
import org.janelia.saalfeldlab.n5.universe.N5Factory;
import org.janelia.saalfeldlab.n5.universe.N5Factory.StorageFormat;
import org.jdom2.Element;

import mpicbg.spim.data.XmlHelpers;
Expand Down Expand Up @@ -72,7 +73,23 @@ public N5CloudImageLoader fromXml( final Element elem, final URI basePathURI, fi
{
// final String version = elem.getAttributeValue( "version" );
final URI uri = XmlHelpers.loadPathURI( elem, "n5", basePathURI );
final N5Reader n5Reader = N5Factory.createReader( uri.toString() );
//final N5Reader n5Reader = N5Factory.createReader( uri.toString() );

N5Reader n5Reader;

try
{
//System.out.println( "Trying reading with credentials ..." );
N5Factory factory = new N5Factory();
factory.s3UseCredentials();
n5Reader = factory.openReader( StorageFormat.N5, uri );
}
catch ( Exception e )
{
//System.out.println( "With credentials failed; trying anonymous ..." );
n5Reader = new N5Factory().openReader( StorageFormat.N5, uri );
}

return new N5CloudImageLoader( n5Reader, uri, sequenceDescription );
}
}
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