diff options
Diffstat (limited to 'libraries/launcher/org/multimc/EntryPoint.java')
-rw-r--r-- | libraries/launcher/org/multimc/EntryPoint.java | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/libraries/launcher/org/multimc/EntryPoint.java b/libraries/launcher/org/multimc/EntryPoint.java new file mode 100644 index 00000000..d1fc54a8 --- /dev/null +++ b/libraries/launcher/org/multimc/EntryPoint.java @@ -0,0 +1,178 @@ +package org.multimc;/* + * Copyright 2012-2014 MultiMC Contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +import org.multimc.legacy.LegacyLauncher; +import org.multimc.onesix.OneSixLauncher; +import org.simplericity.macify.eawt.Application; +import org.simplericity.macify.eawt.DefaultApplication; + +import javax.imageio.ImageIO; +import java.awt.image.BufferedImage; +import java.io.*; +import java.nio.charset.Charset; + +public class EntryPoint +{ + private enum Action + { + Proceed, + Launch, + Abort + } + + public static void main(String[] args) + { + // Set the OSX application icon first, if we are on OSX. + Application application = new DefaultApplication(); + if(application.isMac()) + { + try + { + BufferedImage image = ImageIO.read(new File("icon.png")); + application.setApplicationIconImage(image); + } + catch (IOException e) + { + e.printStackTrace(); + } + } + + EntryPoint listener = new EntryPoint(); + int retCode = listener.listen(); + if (retCode != 0) + { + System.out.println("Exiting with " + retCode); + System.exit(retCode); + } + } + + private Action parseLine(String inData) throws ParseException + { + String[] pair = inData.split(" ", 2); + + if(pair.length == 1) + { + String command = pair[0]; + if (pair[0].equals("launch")) + return Action.Launch; + + else if (pair[0].equals("abort")) + return Action.Abort; + + else throw new ParseException(); + } + + if(pair.length != 2) + throw new ParseException(); + + String command = pair[0]; + String param = pair[1]; + + if(command.equals("launcher")) + { + if(param.equals("legacy")) + { + m_launcher = new LegacyLauncher(); + Utils.log("Using legacy launcher."); + Utils.log(); + return Action.Proceed; + } + if(param.equals("onesix")) + { + m_launcher = new OneSixLauncher(); + Utils.log("Using onesix launcher."); + Utils.log(); + return Action.Proceed; + } + else + throw new ParseException(); + } + + m_params.add(command, param); + //System.out.println(command + " : " + param); + return Action.Proceed; + } + + public int listen() + { + BufferedReader buffer; + try + { + buffer = new BufferedReader(new InputStreamReader(System.in, "UTF-8")); + } catch (UnsupportedEncodingException e) + { + System.err.println("For some reason, your java does not support UTF-8. Consider living in the current century."); + e.printStackTrace(); + return 1; + } + boolean isListening = true; + boolean isAborted = false; + // Main loop + while (isListening) + { + String inData; + try + { + // Read from the pipe one line at a time + inData = buffer.readLine(); + if (inData != null) + { + Action a = parseLine(inData); + if(a == Action.Abort) + { + isListening = false; + isAborted = true; + } + if(a == Action.Launch) + { + isListening = false; + } + } + else + { + isListening = false; + isAborted = true; + } + } + catch (IOException e) + { + System.err.println("Launcher ABORT due to IO exception:"); + e.printStackTrace(); + return 1; + } + catch (ParseException e) + { + System.err.println("Launcher ABORT due to PARSE exception:"); + e.printStackTrace(); + return 1; + } + } + if(isAborted) + { + System.err.println("Launch aborted by MultiMC."); + return 1; + } + if(m_launcher != null) + { + return m_launcher.launch(m_params); + } + System.err.println("No valid launcher implementation specified."); + return 1; + } + + private ParamBucket m_params = new ParamBucket(); + private org.multimc.Launcher m_launcher; +} |