Launch Builder

This tool is in charge of building the launch script and creating the log file.

Info: For Information on Launch Arguments go here

Functions

logInjector (logFile, sessionID)

This injects the sessionID and log location into the logFile to separate log files for each session.

It takes the following parameters:

• logFile: Path of the original log file.
• sessionID: Current Session ID

buildJVMRules (manifest, libraryList, versionData, overrides)

This functions builds the Java half of the launch command.

The parameters are:

• manifest: The version specific Manifest (spec in getManifests function)
• libraryList: List of libraries for this version. (See here for information on how to get that list)
• versionData: versionData in getManifests function
• overrides: Click here for information on overrides.

buildGameRules (manifest, loggedUser, overrides)

This functions builds the Game half of the launch command.

It takes the following parameters:

• manifest: The version specific Manifest (spec in getManifests function)
• loggedUser: is an object that includes all data needed to successfully authenticate a Minecraft User

For Information on how to retrieve this data, click here to learn more.

Example of a loggedUser object

{
  "xui": "11405000004278212345",
  "user_id": "00000000-ef01-2345-6789-abcdef012345",
  "access_token": "MINECRAFT_ACCESS_TOKEN",
  "profile": {
    "uuid": "069a79f444e94726a5befca90e38aaf5",
    "username": "Notch"
  }
}

• overrides: Click here for information on overrides.

buildFile (manifest, jreVersion, jvmRules, gamesRules)

This function builds the complete launch file and writes it to a file ready for launch.

It takes the following parameters:

• manifest: The version specific Manifest (spec in getManifests function)
• jreVersion: jvmComp in getManifests function
• jvmRules: The data created from the buildJVMRules function
• gameRules: The data created from the buildGameRules function

It will build the launch file and create a file in the scripts’ folder. This will be ready to launch.