Java tutorial
/* * $Id: UnmodifiableVectorAdapter.java,v 1.1.1.1 2005/04/07 18:36:25 pocho Exp $ */ import java.util.Collection; import java.util.List; import java.util.Vector; /** * Adapter that adapts any {@link java.util.List} to {@link java.util.Vector} class. * * @version $Name: $ - $Revision: 1.1.1.1 $ - $Date: 2005/04/07 18:36:25 $ */ public class UnmodifiableVectorAdapter extends Vector { private List adaptedList; public UnmodifiableVectorAdapter(List list) { setAdaptedList(list); } public void setAdaptedList(List list) { this.adaptedList = list; } public boolean contains(Object elem) { return adaptedList.contains(elem); } public boolean containsAll(Collection c) { return adaptedList.containsAll(c); } public Object elementAt(int index) { return adaptedList.get(index); } public Object get(int index) { return adaptedList.get(index); } public int indexOf(Object elem) { return adaptedList.indexOf(elem); } public int indexOf(Object elem, int index) { return subList(index, size()).indexOf(elem); } public boolean isEmpty() { return adaptedList.isEmpty(); } public Object lastElement() { return adaptedList.get(size() - 1); } public int lastIndexOf(Object elem) { return adaptedList.lastIndexOf(elem); } public int lastIndexOf(Object elem, int index) { return subList(0, index).indexOf(elem); } public int size() { return adaptedList.size(); } public List subList(int fromIndex, int toIndex) { return adaptedList.subList(fromIndex, toIndex); } public Object[] toArray() { return adaptedList.toArray(); } public Object[] toArray(Object[] a) { return adaptedList.toArray(a); } public String toString() { return adaptedList.toString(); } public void add(int index, Object element) { throw new UnsupportedOperationException(); } public boolean add(Object o) { throw new UnsupportedOperationException(); } public boolean addAll(Collection c) { throw new UnsupportedOperationException(); } public boolean addAll(int index, Collection c) { throw new UnsupportedOperationException(); } public void addElement(Object obj) { throw new UnsupportedOperationException(); } public void clear() { throw new UnsupportedOperationException(); } public Object clone() { throw new UnsupportedOperationException(); } public void insertElementAt(Object obj, int index) { throw new UnsupportedOperationException(); } public Object remove(int index) { throw new UnsupportedOperationException(); } public boolean remove(Object o) { throw new UnsupportedOperationException(); } public boolean removeAll(Collection c) { throw new UnsupportedOperationException(); } public void removeAllElements() { throw new UnsupportedOperationException(); } public boolean removeElement(Object obj) { throw new UnsupportedOperationException(); } public void removeElementAt(int index) { throw new UnsupportedOperationException(); } public boolean retainAll(Collection c) { throw new UnsupportedOperationException(); } public Object set(int index, Object element) { throw new UnsupportedOperationException(); } public void setElementAt(Object obj, int index) { throw new UnsupportedOperationException(); } public void setSize(int newSize) { throw new UnsupportedOperationException(); } }