public virtual void Execute(Path homeDir, Path configDir, params string[] args)
{
try
{
if (args.Length == 0)
{
BadUsage("you must provide a command");
return;
}
if (Args.parse(args).has("version"))
{
_outsideWorld.stdOutLine("neo4j-admin " + neo4jVersion());
Success();
return;
}
string name = args[0];
string[] commandArgs = Arrays.copyOfRange(args, 1, args.Length);
AdminCommand_Provider provider;
try
{
provider = _commandLocator.findProvider(name);
foreach (AdminCommand_Blocker blocker in _blockerLocator.findBlockers(name))
{
if (blocker.DoesBlock(homeDir, configDir))
{
CommandFailed(new CommandFailed(blocker.Explanation()));
}
}
}
catch (NoSuchElementException)
{
BadUsage(format("unrecognized command: %s", name));
return;
}
if (provider == null)
{
BadUsage(format("unrecognized command: %s", name));
return;
}
if (Args.parse(commandArgs).has("help"))
{
_outsideWorld.stdErrLine("unknown argument: --help");
_usage.printUsageForCommand(provider, _outsideWorld.stdErrLine);
Failure();
}
else
{
AdminCommand command = provider.Create(homeDir, configDir, _outsideWorld);
try
{
command.Execute(commandArgs);
Success();
}
catch (IncorrectUsage e)
{
BadUsage(provider, e);
}
catch (CommandFailed e)
{
CommandFailed(e);
}
}
}
catch (Exception e)
{
Unexpected(e);
}
}
