Function.java

gehe zur Dokumentation dieser Datei

package de.lathanda.eos.vm.commands;
 
import java.lang.reflect.Method;
 
import de.lathanda.eos.vm.Command;
import de.lathanda.eos.vm.MType;
import de.lathanda.eos.vm.Machine;
 
public class Function extends Command {
    private final MType[] parameters;
    private final Method method;
 
    public Function(MType[] parameters, Method method) {
        this.parameters = parameters;
        this.method = method;
    }
 
    @Override
    public boolean execute(Machine m) throws Exception {
        Object[] args = new Object[parameters.length];
        for (int i = 0; i < args.length; i++) {
            args[i] = m.pop();
            args[i] = parameters[i].checkAndCast(args[i]);
        }
        m.push(method.invoke(null, args));
        return true;
    }
 
    @Override
    public String toString() {
        return "Function{" + method.getName() + "(" + parameters.length + ") }";
    }
 
}