package de.dhbwstuttgart.bytecode;

import java.awt.List;
import java.util.Iterator;

import de.dhbwstuttgart.syntaxtree.Constructor;
import de.dhbwstuttgart.syntaxtree.FormalParameter;
import de.dhbwstuttgart.syntaxtree.Method;
import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
import de.dhbwstuttgart.syntaxtree.statement.Expression;
import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;

public class Descriptor {
	String desc;
	
	public Descriptor(Method method) {
		desc = "(";
		Iterator<FormalParameter> itr = method.getParameterList().iterator();
		while(itr.hasNext()) {
			FormalParameter fp = itr.next();
			desc = desc + "L"+fp.getType().toString().replace(".", "/") + ";";
		}
		if(method.getReturnType().toString().equals("void")){
			desc = desc + ")V";
		}else {
			desc = desc + ")" + "L"+method.getReturnType().toString().replace(".", "/")+";";
		}
		
	}
	
	public Descriptor(Constructor constructor) {
		desc = "(";
		Iterator<FormalParameter> itr = constructor.getParameterList().iterator();
		while(itr.hasNext()) {
			FormalParameter fp = itr.next();
			desc = desc + "L"+fp.getType().toString().replace(".", "/") + ";";
		}
		desc = desc + ")V";
	}
	
	public Descriptor(ArgumentList argList, RefTypeOrTPHOrWildcardOrGeneric returnType) {
		desc = "(";
		for(Expression e : argList.getArguments()) {
			desc = desc + "L"+e.getType().toString().replace(".", "/") + ";";
		}
		desc = desc + ")"+returnType.toString();
		
	}
	
	public String getDesc() {
		return this.desc;
	}

}