SmbFile sourceFile = new SmbFile(baseUrl + "shared/" + sourceFileName, createContext);

        // Create source file with content
        String content = "Content for rename test";
        try (OutputStream out = sourceFile.openOutputStream(false)) {
            out.write(content.getBytes("UTF-8"));
        }
        sourceFile.close();

        // Wait for file system to sync

declarations that declare packages whose contents it wishes to use,
followed by a possibly empty set of declarations of functions,
types, variables, and constants.
</p>

<pre class="ebnf">
SourceFile = PackageClause ";" { ImportDecl ";" } { TopLevelDecl ";" } .
</pre>

<h3 id="Package_clause">Package clause</h3>

<p>
A package clause begins each source file and defines the package