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// **********************************************************************
//
// Copyright (c) 2003-2007 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************

import Filesystem.*;

public class Client {

    // Recursively print the contents of directory "dir" in tree fashion. 
    // For files, show the contents of each file. The "depth"
    // parameter is the current nesting level (for indentation).

    static void
    listRecursive(DirectoryPrx dir, int depth)
    {
	char[] indentCh = new char[++depth];
	java.util.Arrays.fill(indentCh, '\t');
	String indent = new String(indentCh);

	NodePrx[] contents = dir.list();

	for (int i = 0; i < contents.length; ++i) {
	    DirectoryPrx subdir = DirectoryPrxHelper.checkedCast(contents[i]);
	    FilePrx file = FilePrxHelper.uncheckedCast(contents[i]);
	    System.out.println(indent + contents[i].name() + (subdir != null ? " (directory):" : " (file):"));
	    if (subdir != null) {
		listRecursive(subdir, depth);
	    } else {
		String[] text = file.read();
		for (int j = 0; j < text.length; ++j)
		    System.out.println(indent + "\t" + text[j]);
	    }
	}
    }

    public static void
    main(String[] args)
    {
	int status = 0;
	Ice.Communicator ic = null;
        try {
	    // Create a communicator
	    //
	    ic = Ice.Util.initialize(args);

	    // Create a proxy for the root directory
	    //
	    Ice.ObjectPrx base = ic.stringToProxy("RootDir:default -p 10000");

	    // Down-cast the proxy to a Directory proxy
	    //
	    DirectoryPrx rootDir = DirectoryPrxHelper.checkedCast(base);
	    if (rootDir == null)
		throw new RuntimeException("Invalid proxy");

	    // Recursively list the contents of the root directory
	    //
	    System.out.println("Contents of root directory:");
	    listRecursive(rootDir, 0);
        } catch (Ice.LocalException e) {
            e.printStackTrace();
	    status = 1;
        } catch (Exception e) {
	    System.err.println(e.getMessage());
	    status = 1;
	}
	if (ic != null) {
	    // Clean up
	    //
	    try {
		ic.destroy();
	    } catch (Exception e) {
		System.err.println(e.getMessage());
		status = 1;
	    }
	}
        System.exit(status);
    }
}