Grasscutter/src/main/java/emu/grasscutter/command/Command.java

package emu.grasscutter.command;

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;

@Retention(RetentionPolicy.RUNTIME)
public @interface Command {
    String label() default "";

    String[] aliases() default {};

    String[] usage() default {""};

    String permission() default "";

    String permissionTargeted() default "";

    public enum TargetRequirement {
        NONE,       // targetPlayer is not required
        OFFLINE,    // targetPlayer must be offline
        PLAYER,     // targetPlayer can be online or offline
        ONLINE      // targetPlayer must be online
    }
    TargetRequirement targetRequirement() default TargetRequirement.ONLINE;

    boolean threading() default false;
}