Extract constant.

Author: dkocher

s3/src/main/java/ch/cyberduck/core/s3/S3BucketCreateService.java

@@ -71,7 +71,7 @@ public void create(final Path bucket, final String region) throws BackgroundExce
             }
             // Create bucket
             session.getClient().createBucket(URIEncoder.encode(containerService.getContainer(bucket).getName()),
-                    "us-east-1".equals(region) ? "US" : region, acl);
+                    S3LocationFeature.DEFAULT_REGION.getIdentifier().equals(region) ? "US" : region, acl);
         }
         catch(ServiceException e) {
             throw new S3ExceptionMappingService().map("Cannot create folder {0}", e, bucket);

s3/src/main/java/ch/cyberduck/core/s3/S3LocationFeature.java

@@ -42,6 +42,8 @@ public class S3LocationFeature implements Location {
     private final PathContainerService containerService;
     private final RegionEndpointCache cache;
 
+    public static final S3Region DEFAULT_REGION = new S3Region("us-east-1");
+
     public S3LocationFeature(final S3Session session) {
         this(session, new RegionEndpointCache());
     }
@@ -111,12 +113,12 @@ protected Name getLocation(final String bucketname) throws BackgroundException {
             final S3Region region;
             if(StringUtils.isBlank(location)) {
                 log.warn(String.format("No region known for bucket %s", bucketname));
-                region = new S3Region("us-east-1");
+                region = DEFAULT_REGION;
             }
             else {
                 switch(location) {
                     case "US":
-                        region = new S3Region("us-east-1");
+                        region = DEFAULT_REGION;
                         break;
                     case "EU":
                         region = new S3Region("eu-west-1");

s3/src/main/java/ch/cyberduck/core/s3/S3PresignedUrlProvider.java

@@ -49,7 +49,7 @@ public String create(final String secret, final String bucket, String region, fi
             switch(session.getSignatureVersion()) {
                 case AWS4HMACSHA256:
                     // Region is required for AWS4-HMAC-SHA256 signature
-                    region = "us-east-1";
+                    region = S3LocationFeature.DEFAULT_REGION.getIdentifier();
             }
         }
         final Host bookmark = session.getHost();