Examples of net.noderunner.amazon.s3.Connection

net.noderunner.amazon.s3.Response
A stateless connection to the Amazon S3 system which uses the REST API.
It is initially configured with authentication and connection parameters and exposes methods to access and manipulate S3 data.

          break;
        os.write(b, 0, len);
      }
      S3Object s3 = new S3Object(os.toByteArray());
      map.put(e, s3);
      Headers h = new Headers();
      @SuppressWarnings("unchecked")
      Enumeration<String> names = req.getHeaderNames();
      for (String n : Collections.list(names))
        h.put(n, req.getHeader(n));
      s3.setMetadata(h.extractMetadata());
      log("put '" + e + "' as: " + s3);
    }
  }

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  /**
   * Writes an ISO801 date.
   */
  public Writer write(Date lastModified) {
    return write(new ISO801DateFormat().format(lastModified));
  }

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    * returns null if the parent node is not found or if no children are found.
    */
   public Set<String> getChildrenNames(Fqn name) throws Exception
   {
      String children = children(name);
      ListResponse response = connection.list(getBucket(), children);
      if (trace)
      {
         log.trace("getChildrenNames " + name + " response=" + response);
      }
      if (response.isNotFound())
         return null;
      if (!response.isOk())
         throw new Exception("List failed " + response);


      Set<String> set = new HashSet<String>();
      for (Entry e : response.getEntries())
      {
         // TODO decode prefix
         set.add(e.getKey().substring(children.length() + 1));
      }

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    * returns null if the parent node is not found or if no children are found.
    */
   public Set<String> getChildrenNames(Fqn name) throws Exception
   {
      String children = children(name);
      ListResponse response = connection.list(getBucket(), children);
      if (trace)
      {
         log.trace("getChildrenNames " + name + " response=" + response);
      }
      if (response.isNotFound())
         return null;
      if (!response.isOk())
         throw new Exception("List failed " + response);


      Set<String> set = new HashSet<String>();
      for (Entry e : response.getEntries())
      {
         // TODO decode prefix
         set.add(e.getKey().substring(children.length() + 1));
      }

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    * returns null if the parent node is not found or if no children are found.
    */
   public Set<String> getChildrenNames(Fqn name) throws Exception
   {
      String children = children(name);
      ListResponse response = connection.list(getBucket(), children);
      if (trace)
      {
         log.trace("getChildrenNames " + name + " response=" + response);
      }
      if (response.isNotFound())
         return null;
      if (!response.isOk())
         throw new Exception("List failed " + response);


      Set<String> set = new HashSet<String>();
      for (Entry e : response.getEntries())
      {
         // TODO decode prefix
         set.add(e.getKey().substring(children.length() + 1));
      }

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      bucket = true;
    } else {
      Entry e = new Entry(key(uri));
      e.setLastModified(new Date());
      e.setSize(req.getContentLength());
      e.setOwner(new Owner("id", "name"));
      ByteArrayOutputStream os = new ByteArrayOutputStream();
      ServletInputStream is = req.getInputStream();
      byte b[] = new byte[128];
      while (true) {
        int len = is.read(b);

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   {
      log.debug("Starting");
      try
      {
         this.connection = config.getConnection();
         Response create = connection.create(getBucket(), config.getLocation());
         if (!create.isOk())
            throw new S3Exception("Unable to create bucket: " + create);
         log.info("S3 accessed successfully. Bucket created: " + create);
      }
      catch (Exception e)
      {

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   /**
    * Returns whether the given node exists.
    */
   public boolean exists(Fqn name) throws Exception
   {
      Response response = connection.head(getBucket(), key(name));
      if (trace)
      {
         log.trace("exists " + name + " response=" + response);
      }
      return response.isOk();
   }

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      put0(name, wrap(map));
   }


   private void put0(Fqn name, S3Object obj) throws Exception
   {
      Response response = connection.put(getBucket(), key(name), obj);
      if (trace)
      {
         log.trace("put " + name + " obj=" + obj + " response=" + response);
      }
      ensureParent(name);
      if (!response.isOk())
         throw new S3Exception("Put failed " + response);
   }

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         for (String child : children)
         {
            remove(Fqn.fromRelativeElements(name, child));
         }
      }
      Response response = connection.delete(getBucket(), key(name));
      if (trace)
      {
         log.trace("delete " + name + " response=" + response);
      }
      if (!response.isOk() && !response.isNotFound())
         throw new S3Exception("delete failed " + response);
      parents.remove(name);
   }

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