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## org.apache.openjpa.lib.rop
Class RandomAccessResultList

    java.lang.Object
      org.apache.openjpa.lib.rop.AbstractResultList
          org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
              org.apache.openjpa.lib.rop.RandomAccessResultList

All Implemented Interfaces:
  Serializable, Iterable, Collection, List, ResultList, Closeable

Direct Known Subclasses:
  SoftRandomAccessResultList

    public class RandomAccessResultList

extends AbstractNonSequentialResultList

Random-access result list implementation. It maintains a map of the items that we have already instantiated.

Author:
  Marc Prud'hommeaux, Abe White
See Also:
  Serialized Form

Field Summary

Fields inherited from class org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
`PAST_END`

Constructor Summary
`RandomAccessResultList(ResultObjectProvider rop)`

Method Summary
`void` | `close()` Close the list.
`boolean` | `equals(Object other)`
`protected Object` | `getInternal(int index)` Implement this method and `List.size()`.
`int` | `hashCode()`
`boolean` | `isClosed()` Returns true if the list has been closed.
`boolean` | `isProviderOpen()` Returns true if the provider backing this list is open.
`protected Map` | `newRowMap()` Override this method to control what kind of map is used for the instantiated rows.
`int` | `size()`
`String` | `toString()`
`Object` | `writeReplace()`

Methods inherited from class org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
`contains, containsAll, get, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, subList, toArray, toArray`

Methods inherited from class org.apache.openjpa.lib.rop.AbstractResultList
`add, add, addAll, addAll, assertOpen, clear, getUserObject, remove, remove, removeAll, retainAll, set, setUserObject`

Methods inherited from class java.lang.Object
`clone, finalize, getClass, notify, notifyAll, wait, wait, wait`

Constructor Detail

### RandomAccessResultList

    public RandomAccessResultList(ResultObjectProvider rop)

Method Detail

### newRowMap

    protected Map newRowMap()

  Override this method to control what kind of map is used for the instantiated rows.

### isProviderOpen

    public boolean isProviderOpen()

  Description copied from interface: `ResultList`
  Returns true if the provider backing this list is open.

### isClosed

    public boolean isClosed()

  Description copied from interface: `ResultList`
  Returns true if the list has been closed.

### close

    public void close()

  Description copied from interface: `ResultList`
  Close the list.

### getInternal

    protected Object getInternal(int index)

  Description copied from class: `AbstractNonSequentialResultList`
  Implement this method and `List.size()`. Return `AbstractNonSequentialResultList.PAST_END` if the index is out of bounds.

  Specified by:
    `getInternal` in class `AbstractNonSequentialResultList`

### size

    public int size()

### writeReplace

    public Object writeReplace()
                        throws ObjectStreamException

  Throws:
    `ObjectStreamException`

### toString

    public String toString()

  Overrides:
    `toString` in class `Object`

### hashCode

    public int hashCode()

  Specified by:
    `hashCode` in interface `Collection`
  Specified by:
    `hashCode` in interface `List`
  Overrides:
    `hashCode` in class `Object`

### equals

    public boolean equals(Object other)

  Specified by:
    `equals` in interface `Collection`
  Specified by:
    `equals` in interface `List`
  Overrides:
    `equals` in class `Object`

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