package railo.commons.collection;
import java.util.Collection;
import java.util.Iterator;
import java.util.Set;
public class SetMaxSize<E> implements Set<E> {
private int maxSize;
private final LinkedHashMapMaxSize<E, String> map;
public SetMaxSize(int maxSize){
this(maxSize,new LinkedHashMapMaxSize<E, String>(maxSize));
}
private SetMaxSize(int maxSize, LinkedHashMapMaxSize<E, String> map){
this.maxSize=maxSize;
this.map=map;
}
@Override
public Iterator<E> iterator() {
return map.keySet().iterator();
}
@Override
public int size() {
return map.size();
}
@Override
public boolean isEmpty() {
return map.isEmpty();
}
@Override
public boolean contains(Object o) {
return map.containsKey(o);
}
@Override
public boolean add(E e) {
map.put(e,"");
return true;
}
@Override
public boolean remove(Object o) {
return map.remove(o)!=null;
}
@Override
public void clear() {
map.clear();
}
@Override
public Object clone() {
return new SetMaxSize<E>(maxSize,(LinkedHashMapMaxSize<E, String>)map.clone());
}
@Override
public boolean equals(Object o) {
if(!(o instanceof SetMaxSize)) return false;
SetMaxSize other=(SetMaxSize) o;
return ((SetMaxSize)o).map.equals(map);
}
@Override
public int hashCode() {
return map.hashCode();
}
@Override
public boolean removeAll(Collection<?> c) {
throw new UnsupportedOperationException();
}
@Override
public Object[] toArray() {
return map.keySet().toArray();
}
@Override
public <T> T[] toArray(T[] a) {
return map.keySet().toArray(a);
}
@Override
public boolean containsAll(Collection<?> c) {
throw new UnsupportedOperationException();
}
@Override
public boolean addAll(Collection<? extends E> c) {
throw new UnsupportedOperationException();
}
@Override
public boolean retainAll(Collection<?> c) {
throw new UnsupportedOperationException();
}
@Override
public String toString() {
return map.keySet().toString();
}
}