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/**
* Copyright (c) 2012 Ayan Dave http://daveayan.com
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
* associated documentation files (the "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the
* following conditions:
*
* 1) The above copyright notice and this permission notice shall be included without any changes or alterations
* in all copies or substantial portions of the Software.
* 2) This software shall be used for Good, not Evil.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
**/
package daveayan.lang;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
/** @author daveayan */
/**
* Implementation of java.util.List that represents the Null List
*/
public class NullList implements List {
public boolean add(E e) {
throw new AssertionError("Operation add(E e) not allowed on a Null List");
}
public void add(int index, E element) {
throw new AssertionError("Operation add(int index, E element) not allowed on a Null List");
}
public boolean addAll(Collection< ? extends E> c) {
throw new AssertionError("Operation addAll(Collection< ? extends E> c) not allowed on a Null List");
}
public boolean addAll(int index, Collection< ? extends E> c) {
throw new AssertionError("Operation addAll(int index, Collection< ? extends E> c) not allowed on a Null List");
}
public void clear() {
throw new AssertionError("Operation clear() not allowed on a Null List");
}
public boolean contains(Object o) {
throw new AssertionError("Operation contains(Object o) not allowed on a Null List");
}
public boolean containsAll(Collection< ? > c) {
throw new AssertionError("Operation containsAll(Collection< ? > c) not allowed on a Null List");
}
public E get(int index) {
throw new AssertionError("Operation get(int index) not allowed on a Null List");
}
public int indexOf(Object o) {
throw new AssertionError("Operation indexOf(Object o) not allowed on a Null List");
}
public boolean isEmpty() {
throw new AssertionError("Operation isEmpty() not allowed on a Null List");
}
public Iterator iterator() {
throw new AssertionError("Operation iterator() not allowed on a Null List");
}
public int lastIndexOf(Object o) {
throw new AssertionError("Operation lastIndexOf(Object o) not allowed on a Null List");
}
public ListIterator listIterator() {
throw new AssertionError("Operation listIterator() not allowed on a Null List");
}
public ListIterator listIterator(int index) {
throw new AssertionError("Operation listIterator(int index) not allowed on a Null List");
}
public boolean remove(Object o) {
throw new AssertionError("Operation remove(Object o) not allowed on a Null List");
}
public E remove(int index) {
throw new AssertionError("Operation remove(int index) not allowed on a Null List");
}
public boolean removeAll(Collection< ? > c) {
throw new AssertionError("Operation removeAll(Collection< ? > c) not allowed on a Null List");
}
public boolean retainAll(Collection< ? > c) {
throw new AssertionError("Operation retainAll(Collection< ? > c) not allowed on a Null List");
}
public E set(int index, E element) {
throw new AssertionError("Operation set(int index, E element) not allowed on a Null List");
}
public int size() {
throw new AssertionError("Operation size() not allowed on a Null List");
}
public List subList(int fromIndex, int toIndex) {
throw new AssertionError("Operation subList(int fromIndex, int toIndex) not allowed on a Null List");
}
public Object[] toArray() {
throw new AssertionError("Operation toArray() not allowed on a Null List");
}
public T[] toArray(T[] a) {
throw new AssertionError("Operation toArray(T[] a) not allowed on a Null List");
}
}
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