source/ch/cyberduck/core/openstack/SwiftLocationFeature.java

   1 package ch.cyberduck.core.openstack;
   2
   3 /*
   4  * Copyright (c) 2013 David Kocher. All rights reserved.
   5  * http://cyberduck.ch/
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * Bug fixes, suggestions and comments should be sent to:
  18  * feedback@cyberduck.ch
  19  */
  20
  21 import ch.cyberduck.core.DisabledListProgressListener;
  22 import ch.cyberduck.core.LocaleFactory;
  23 import ch.cyberduck.core.Path;
  24 import ch.cyberduck.core.PathContainerService;
  25 import ch.cyberduck.core.exception.BackgroundException;
  26 import ch.cyberduck.core.features.Location;
  27
  28 import org.apache.commons.lang3.StringUtils;
  29
  30 import java.util.ArrayList;
  31 import java.util.Collections;
  32 import java.util.Comparator;
  33 import java.util.LinkedHashSet;
  34 import java.util.List;
  35 import java.util.Set;
  36
  37 import ch.iterate.openstack.swift.model.Region;
  38
  39 /**
  40  * @version $Id$
  41  */
  42 public class SwiftLocationFeature implements Location {
  43
  44     private SwiftSession session;
  45
  46     private PathContainerService containerService
  47             = new SwiftPathContainerService();
  48
  49     public SwiftLocationFeature(final SwiftSession session) {
  50         this.session = session;
  51     }
  52
  53     @Override
  54     public Set<Name> getLocations() {
  55         final Set<Name> locations = new LinkedHashSet<Name>();
  56         final List<Region> regions = new ArrayList<Region>(session.getClient().getRegions());
  57         Collections.sort(regions, new Comparator<Region>() {
  58             @Override
  59             public int compare(final Region r1, final Region r2) {
  60                 if(r1.isDefault()) {
  61                     return -1;
  62                 }
  63                 if(r2.isDefault()) {
  64                     return 1;
  65                 }
  66                 return 0;
  67             }
  68         });
  69         for(Region region : regions) {
  70             if(StringUtils.isBlank(region.getRegionId())) {
  71                 // v1 authentication contexts do not have region support
  72                 continue;
  73             }
  74             locations.add(new SwiftRegion(region.getRegionId()));
  75         }
  76         return locations;
  77     }
  78
  79     @Override
  80     public Name getLocation(final Path file) throws BackgroundException {
  81         final Path container = containerService.getContainer(file);
  82         if(Location.unknown.equals(new SwiftRegion(container.attributes().getRegion()))) {
  83             final SwiftRegion region = new SwiftRegion(session.getHost().getRegion());
  84             if(Location.unknown.equals(region)) {
  85                 for(Path c : new SwiftContainerListService(session, region, false, false).list(new DisabledListProgressListener())) {
  86                     if(c.getName().equals(container.getName())) {
  87                         return new SwiftRegion(c.attributes().getRegion());
  88                     }
  89                 }
  90             }
  91             return region;
  92         }
  93         return new SwiftRegion(container.attributes().getRegion());
  94     }
  95
  96     public static final class SwiftRegion extends Name {
  97
  98         public SwiftRegion(String identifier) {
  99             super(identifier);
 100         }
 101
 102         @Override
 103         public String toString() {
 104             final String identifier = getIdentifier();
 105             if(null == identifier) {
 106                 return LocaleFactory.localizedString("Unknown");
 107             }
 108             return LocaleFactory.localizedString(this.getIdentifier(), "Mosso");
 109         }
 110     }
 111 }