package st;

import java.util.ArrayList;

public class ClassInstance extends AbstractInstance {
    private ArrayList<TypeInstance> attrs;      // the list of class-fields
    private ArrayList<MethodInstance> mtds;     // the list of methods
    private String ext;                         // the name of the extended class (null if none)

    public ClassInstance(String name) {
        super(name, TypeEnum.classname);
        this.ext = null;
    }

    public ClassInstance(String name, String ext) {
        super(name, TypeEnum.classname);
        this.ext = ext;
    }

    public String toString() {
        return this.name + ":" + this.type + "(" +
            this.ext + ")";
    }

    public void add_attribute(TypeInstance attr) {
        this.attrs.add(attr);
    }

    public void add_attribute(MethodInstance mtd) {
        this.mtds.add(mtd);
    }

    public String get_extend() {
        return this.ext;
    }

}