50 lines
1.4 KiB
Java
50 lines
1.4 KiB
Java
package ru.gravit.launchserver.command.basic;
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import java.util.Map.Entry;
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import ru.gravit.launcher.helper.LogHelper;
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import ru.gravit.launchserver.LaunchServer;
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import ru.gravit.launchserver.command.Command;
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import ru.gravit.launchserver.command.CommandException;
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public final class HelpCommand extends Command {
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private static void printCommand(String name, Command command) {
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String args = command.getArgsDescription();
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LogHelper.subInfo("%s %s - %s", name, args == null ? "[nothing]" : args, command.getUsageDescription());
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}
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public HelpCommand(LaunchServer server) {
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super(server);
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}
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@Override
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public String getArgsDescription() {
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return "[command name]";
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}
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@Override
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public String getUsageDescription() {
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return "Print command usage";
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}
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@Override
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public void invoke(String... args) throws CommandException {
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if (args.length < 1) {
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printCommands();
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return;
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}
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// Print command help
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printCommand(args[0]);
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}
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private void printCommand(String name) throws CommandException {
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printCommand(name, server.commandHandler.lookup(name));
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}
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private void printCommands() {
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for (Entry<String, Command> entry : server.commandHandler.commandsMap().entrySet())
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printCommand(entry.getKey(), entry.getValue());
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}
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}
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