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package java.util;
public class Sublist
extends AbstractList
{
AbstractList m_al = null;
int m_fromIndex = 0;
int m_toIndex = 0;
int size = 0;
public Sublist(AbstractList ali, int fromIndex, int toIndex)
{
m_al = ali;
m_toIndex = toIndex;
m_fromIndex = fromIndex;
size = size();
}
public Object set(int index, Object o)
{
if (index < size)
{
o = m_al.set(index + m_fromIndex, o);
if (o != null)
{
size++;
m_toIndex++;
}
return o;
}
else
{
throw new IndexOutOfBoundsException();
}
}
public Object get(int index)
throws IndexOutOfBoundsException
{
if (index < size)
{
return m_al.get(index + m_fromIndex);
}
else
{
throw new IndexOutOfBoundsException();
}
}
public void add(int index, Object o)
{
if (index <= size)
{
m_al.add(index + m_fromIndex, o);
m_toIndex++;
size++;
}
else
{
throw new IndexOutOfBoundsException();
}
}
public Object remove(int index, Object o)
{
if (index < size)
{
Object ob = m_al.remove(index + m_fromIndex);
if (ob != null)
{
m_toIndex--;
size--;
}
return ob;
}
else
{
throw new IndexOutOfBoundsException();
}
}
public boolean addAll(int index, Collection c)
{
if (index < size)
{
boolean bool = m_al.addAll(index + m_fromIndex, c);
if (bool)
{
int lange = c.size();
m_toIndex = m_toIndex + lange;
size = size + lange;
}
return bool;
}
else
{
throw new IndexOutOfBoundsException();
}
}
public boolean addAll(Collection c)
{
boolean bool = m_al.addAll(m_toIndex, c);
if (bool)
{
int lange = c.size();
m_toIndex = m_toIndex + lange;
size = size + lange;
}
return bool;
}
public void removeRange(int from, int to)
{
if ((from <= to) && (from <= size) && (to <= size))
{
m_al.removeRange(from, to);
int lange = to - from;
m_toIndex = m_toIndex - lange;
size = size - lange;
}
else
{
if (from > to)
{
throw new IllegalArgumentException();
}
else
{
throw new IndexOutOfBoundsException();
}
}
}
public int size()
{
return (m_toIndex - m_fromIndex);
}
}
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