package data;

public class Field implements Addr{

private Location loc;

private String str;

public Field(Location l, String s){

loc = l;

str = s;

}

public Location getLoc(){

return loc;

}

public String getString(){

return str;

}

public int hashCode(){

final int PRIME = 31;

int result = 1;

result = PRIME * result + ( (loc == null) ? 0 : loc.hashCode());

result = PRIME * result + ( (str == null) ? 0 : str.hashCode());

return result;

}

public boolean equals(Object o){

if (this == o ) return true;

if (o == null) return false;

if (getClass() != o.getClass()) return false;

Field f = (Field) o;

if (!loc.equals(f.getLoc())) return false;

return str.equals(f.getString());

}

public String toString(){

return "(" + loc.toString() + "," + str + ")";

}

@Override

public int compareTo(Addr o) {

int classCompare = getClass().getName().compareTo(o.getClass().getName());

if (classCompare != 0) return classCompare;

Field f = (Field) o;

int ret = loc.compareTo(f.getLoc());

if (ret != 0) return ret;

return str.compareTo(f.getString());

}

}