package senscript;
import java.util.Iterator;
import java.util.LinkedList;
public class SenScriptVariableList {
private LinkedList<String> keys;
private LinkedList<String> values;
public SenScriptVariableList(){
keys = new LinkedList<String>();
values = new LinkedList<String>();
}
public void put(String key, String value){
boolean exist = false;
for(int i = 0; i < keys.size() ; i++){
if(key.equals(keys.get(i))){
values.remove(i);
values.add(i, value);
exist = true;
}
}
if(!exist){
keys.addLast(key);
values.addLast(value);
}
}
public String getValue(String key){
for(int i = 0; i < keys.size() ; i++){
if(key.compareTo(keys.get(i))==0){
return values.get(i);
}
}
return null;
}
public boolean exist(String v) {
return keys.contains(v);
}
public void remove(String v) {
int k = -1;
for(int i=0; i<keys.size(); i++) {
if(keys.get(i).equals(v)) {
k = i;
break;
}
}
if (k>-1) {
keys.remove(k);
values.remove(k);
}
}
@Override
public String toString() {
String s = super.toString()+"=[";
Iterator<String> it1 = keys.iterator();
Iterator<String> it2 = values.iterator();
while(it1.hasNext()) {
s += it1.next() + "="+ it2.next()+"\n";
}
s+="]";
return s ;
}
}