diff options
Diffstat (limited to 'libraries/launcher/org/prismlauncher/EntryPoint.java')
| -rw-r--r-- | libraries/launcher/org/prismlauncher/EntryPoint.java | 160 |
1 files changed, 87 insertions, 73 deletions
diff --git a/libraries/launcher/org/prismlauncher/EntryPoint.java b/libraries/launcher/org/prismlauncher/EntryPoint.java index 9144e1f1..78804b3e 100644 --- a/libraries/launcher/org/prismlauncher/EntryPoint.java +++ b/libraries/launcher/org/prismlauncher/EntryPoint.java @@ -1,7 +1,9 @@ // SPDX-License-Identifier: GPL-3.0-only /* - * PolyMC - Minecraft Launcher - * Copyright (C) 2022 icelimetea, <fr3shtea@outlook.com> + * Prism Launcher - Minecraft Launcher + * Copyright (C) 2022 icelimetea <fr3shtea@outlook.com> + * Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me> + * Copyright (C) 2022 solonovamax <solonovamax@12oclockpoint.com> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -52,113 +54,125 @@ package org.prismlauncher; -import org.prismlauncher.exception.ParseException; -import org.prismlauncher.utils.Parameters; - import java.io.BufferedReader; -import java.io.IOException; import java.io.InputStreamReader; import java.nio.charset.StandardCharsets; -import java.util.logging.Level; -import java.util.logging.Logger; - -public final class EntryPoint { - private static final Logger LOGGER = Logger.getLogger("EntryPoint"); +import org.prismlauncher.exception.ParseException; +import org.prismlauncher.launcher.Launcher; +import org.prismlauncher.launcher.impl.StandardLauncher; +import org.prismlauncher.launcher.impl.legacy.LegacyLauncher; +import org.prismlauncher.utils.Parameters; +import org.prismlauncher.utils.logging.Log; - private final Parameters params = new Parameters(); +public final class EntryPoint { public static void main(String[] args) { - EntryPoint listener = new EntryPoint(); - - int retCode = listener.listen(); + ExitCode code = listen(); - if (retCode != 0) { - LOGGER.info("Exiting with " + retCode); + if (code != ExitCode.NORMAL) { + Log.fatal("Exiting with " + code); - System.exit(retCode); + System.exit(code.numeric); } } - private Action parseLine(String inData) throws ParseException { - String[] tokens = inData.split("\\s+", 2); + private static ExitCode listen() { + Parameters params = new Parameters(); + PreLaunchAction action = PreLaunchAction.PROCEED; - if (tokens.length == 0) - throw new ParseException("Unexpected empty string!"); + try (BufferedReader reader = new BufferedReader(new InputStreamReader(System.in, StandardCharsets.UTF_8))) { + String line; - switch (tokens[0]) { - case "launch": { - return Action.Launch; + while (action == PreLaunchAction.PROCEED) { + if ((line = reader.readLine()) != null) + action = parseLine(line, params); + else + action = PreLaunchAction.ABORT; } + } catch (IllegalArgumentException e) { + Log.fatal("Aborting due to wrong argument", e); - case "abort": { - return Action.Abort; - } + return ExitCode.ILLEGAL_ARGUMENT; + } catch (Throwable e) { + Log.fatal("Aborting due to exception", e); - default: { - if (tokens.length != 2) - throw new ParseException("Error while parsing:" + inData); + return ExitCode.ABORT; + } - params.add(tokens[0], tokens[1]); + if (action == PreLaunchAction.ABORT) { + Log.fatal("Launch aborted by the launcher"); - return Action.Proceed; - } + return ExitCode.ABORT; } - } - public int listen() { - Action action = Action.Proceed; + try { + Launcher launcher; + String type = params.getString("launcher"); - try (BufferedReader reader = new BufferedReader(new InputStreamReader( - System.in, - StandardCharsets.UTF_8 - ))) { - String line; + switch (type) { + case "standard": + launcher = new StandardLauncher(params); + break; - while (action == Action.Proceed) { - if ((line = reader.readLine()) != null) { - action = parseLine(line); - } else { - action = Action.Abort; - } + case "legacy": + launcher = new LegacyLauncher(params); + break; + + default: + throw new IllegalArgumentException("Invalid launcher type: " + type); } - } catch (IOException | ParseException e) { - LOGGER.log(Level.SEVERE, "Launcher ABORT due to exception:", e); - return 1; - } + launcher.launch(); + + return ExitCode.NORMAL; + } catch (IllegalArgumentException e) { + Log.fatal("Illegal argument", e); - // Main loop - if (action == Action.Abort) { - LOGGER.info("Launch aborted by the launcher."); + return ExitCode.ILLEGAL_ARGUMENT; + } catch (Throwable e) { + Log.fatal("Exception caught from launcher", e); - return 1; + return ExitCode.ERROR; } + } - try { - Launcher launcher = - LauncherFactory - .getInstance() - .createLauncher(params); + private static PreLaunchAction parseLine(String input, Parameters params) throws ParseException { + switch (input) { + case "": + break; - launcher.launch(); + case "launch": + return PreLaunchAction.LAUNCH; - return 0; - } catch (IllegalArgumentException e) { - LOGGER.log(Level.SEVERE, "Wrong argument.", e); + case "abort": + return PreLaunchAction.ABORT; - return 1; - } catch (Exception e) { - LOGGER.log(Level.SEVERE, "Exception caught from launcher.", e); + default: + String[] pair = input.split(" ", 2); - return 1; + if (pair.length != 2) + throw new ParseException(input, "[key] [value]"); + + params.add(pair[0], pair[1]); } + + return PreLaunchAction.PROCEED; + } + + private enum PreLaunchAction { + PROCEED, LAUNCH, ABORT } - private enum Action { - Proceed, - Launch, - Abort + private enum ExitCode { + NORMAL(0), ABORT(1), ERROR(2), ILLEGAL_ARGUMENT(65); + + private final int numeric; + + ExitCode(int numeric) { + this.numeric = numeric; + } + } } |