Cliente CVS desde tu código Java

 
import java.io.PrintStream;
 
import org.netbeans.lib.cvsclient.CVSRoot;
import org.netbeans.lib.cvsclient.Client;
import org.netbeans.lib.cvsclient.admin.StandardAdminHandler;
import org.netbeans.lib.cvsclient.command.CommandAbortedException;
import org.netbeans.lib.cvsclient.command.CommandException;
import org.netbeans.lib.cvsclient.command.GlobalOptions;
import org.netbeans.lib.cvsclient.command.checkout.CheckoutCommand;
import org.netbeans.lib.cvsclient.connection.AuthenticationException;
import org.netbeans.lib.cvsclient.connection.PServerConnection;
import org.netbeans.lib.cvsclient.event.CVSAdapter;
import org.netbeans.lib.cvsclient.event.MessageEvent;
 
/**
  * @author peiretti
 */
public class CVSCheckOut {
 
 
	//http://javacvs.netbeans.org/library/
	//http://javacvs.netbeans.org/library/GettingStarted.html
       //http://javacvs.netbeans.org/servlets/ProjectDocumentList
 
	public static void main(String[] args) {
 
		String user = "tuUserName";
		String password = "tuPassword";
		String host = "199.99.99.99";
		String repository = "/var/cvs";
 
		String module = "NombreDelModuloCvs";
		String destinoPath = "c:/destinoCVS";
 
		// comando cvs 
		StringBuffer root = new StringBuffer();
		root.append(":pserver");
		root.append(":" + user);
		if (password != null)
			root.append(":" + password);
		root.append("@" + host);
		root.append(":" + repository);
 
		//:pserver:gustavo:gustavo@199.99.99.99:/var/cvs
		System.out.println(root.toString()); 
 
		// comando checkout
		CheckoutCommand command = new CheckoutCommand();
		command.setModule(module);
 
		// comando para update 
		//UpdateCommand update = new UpdateCommand();
		//
 
		// conexion al server
		PServerConnection conTest = new PServerConnection(CVSRoot.parse(root
				.toString()));
 
		// cvs client
		Client client = new Client(conTest, new StandardAdminHandler());
		client.setLocalPath(destinoPath);
		client.getEventManager().addCVSListener(new CVSAdapter(){
			public void messageSent(MessageEvent e) {
				PrintStream stream = e.isError() ? System.err : System.out;
				stream.println(e.getMessage()); // muestra los mensajes de ejecucion
			}
		});
 
		// opciones globales (usuario, password, host, etc) 
		GlobalOptions globalOptions = new GlobalOptions();
		globalOptions.setCVSRoot(root.toString());
 
		try {
			client.executeCommand(command, globalOptions);
		} catch (CommandAbortedException e) {
			e.printStackTrace();
		} catch (CommandException e) {
			e.printStackTrace();
		} catch (AuthenticationException e) {
			e.printStackTrace();
		}
 
	}
 
}