protected Object doExecute()

in commands/src/main/java/org/jclouds/karaf/commands/blobstore/BlobReadCommand.java [60:83]

• 22 lines of code
• 5 McCabe index (conditional complexity)

   protected Object doExecute() throws Exception {
      BlobStore blobStore = getBlobStore();

      InputStream is = getBlobInputStream(blobStore, containerName, blobName, signedRequest);
      try {
         if (display) {
            CharStreams.copy(new InputStreamReader(is, Charsets.UTF_8), System.out);
            System.out.flush();
         } else {
            if (fileName == null) {
               throw new CommandException("Must specify --display or file name");
            }
            File file = new File(fileName);
            if (!file.exists() && !file.createNewFile()) {
               throw new IOException("Could not create: " + file);
            }
            Files.asByteSink(file).writeFrom(is);
         }
      } finally {
         closeQuietly(is);
      }

      return null;
   }