package java.util;
import checkers.nullness.quals.*;
@checkers.quals.DefaultQualifier("checkers.nullness.quals.NonNull")
// permits null elements
public class ArrayList<E extends @Nullable Object> extends AbstractList<E> implements List<E>, RandomAccess, Cloneable, java.io.Serializable {
private static final long serialVersionUID = 8683452581122892189L;
public ArrayList(int a1) { throw new RuntimeException("skeleton method"); }
public ArrayList() { throw new RuntimeException("skeleton method"); }
public ArrayList(Collection<? extends E> a1) { throw new RuntimeException("skeleton method"); }
public void trimToSize() { throw new RuntimeException("skeleton method"); }
public void ensureCapacity(int a1) { throw new RuntimeException("skeleton method"); }
public int size() { throw new RuntimeException("skeleton method"); }
public boolean isEmpty() { throw new RuntimeException("skeleton method"); }
public boolean contains(@Nullable Object a1) { throw new RuntimeException("skeleton method"); }
public int indexOf(@Nullable Object a1) { throw new RuntimeException("skeleton method"); }
public int lastIndexOf(@Nullable Object a1) { throw new RuntimeException("skeleton method"); }
public @Nullable Object [] toArray() { throw new RuntimeException("skeleton method"); }
public <T> @Nullable T [] toArray(T[] a1) { throw new RuntimeException("skeleton method"); }
public @Pure E get(int a1) { throw new RuntimeException("skeleton method"); }
public E set(int a1, E a2) { throw new RuntimeException("skeleton method"); }
public boolean add(E a1) { throw new RuntimeException("skeleton method"); }
public void add(int a1, E a2) { throw new RuntimeException("skeleton method"); }
public E remove(int a1) { throw new RuntimeException("skeleton method"); }
public boolean remove(@Nullable Object a1) { throw new RuntimeException("skeleton method"); }
public void clear() { throw new RuntimeException("skeleton method"); }
public boolean addAll(Collection<? extends E> a1) { throw new RuntimeException("skeleton method"); }
public boolean addAll(int a1, Collection<? extends E> a2) { throw new RuntimeException("skeleton method"); }
public Object clone() { throw new RuntimeException("skeleton method"); }
}