</p>

<pre>
f := func(x, y int) int { return x + y }
func(ch chan int) { ch &lt;- ACK }(replyChan)
</pre>

<p>
Function literals are <i>closures</i>: they may refer to variables
defined in a surrounding function. Those variables are then shared between
the surrounding function and the function literal, and they survive as long
as they are accessible.
</p>

    void ensureBucketExists();

    /**
     * Checks if storage is properly configured and accessible.
     *
     * @return true if storage is available
     */
    boolean isAvailable();

    /**
     * Closes the client and releases resources.
     */
    @Override
    void close();

                    throw new DictionaryException("Failed to write: " + item, e);
                }
            }
            return null;
        }

        /**
         * Closes the updater and finalizes the file update operation.
         * If changes were committed, the temporary file replaces the original.
         * Otherwise, the temporary file is deleted.
         */
        @Override

                holder.add(smbAuthentication);
            }
        }
        smbAuthenticationHolder = holder;
    }

    /**
     * Closes the SMB client, releasing resources.
     */
    @Override
    public void close() {
        smbAuthenticationHolder = null;
    }

    /*
     * (non-Javadoc)
     *