Package adams.db.indices

Class Index

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<E>

java.util.Vector<IndexColumn>

adams.db.indices.Index

All Implemented Interfaces:

Serializable, Cloneable, Iterable<IndexColumn>, Collection<IndexColumn>, List<IndexColumn>, RandomAccess

public class Index
extends Vector<IndexColumn>

An Index is an ordered collection of IndexColumns

Version:

$Revision$

Author:

dale

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.Vector

capacityIncrement, elementCount, elementData

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor	Description
Index()	Constructor

Method Summary

Modifier and Type	Method	Description
int	addIndexColumn(IndexColumn ic)	Add IndexColumn to this index.
boolean	equals(Index index)	Does given Index match this one?
boolean	presentAt(int pos, IndexColumn incol)	Is given IndexColumn present at given position in collection?

Methods inherited from class java.util.Vector

add, add, addAll, addAll, addElement, capacity, clear, clone, contains, containsAll, copyInto, elementAt, elements, ensureCapacity, equals, firstElement, forEach, get, hashCode, indexOf, indexOf, insertElementAt, isEmpty, iterator, lastElement, lastIndexOf, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, removeAllElements, removeElement, removeElementAt, removeIf, removeRange, replaceAll, retainAll, set, setElementAt, setSize, size, sort, spliterator, subList, toArray, toArray, toString, trimToSize

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection

parallelStream, stream, toArray

Constructor Detail

Index

public Index()

Constructor

Method Detail

addIndexColumn

public int addIndexColumn(IndexColumn ic)

Add IndexColumn to this index. Return index count

Parameters:

ic - IndexColumn to add

Returns:

current number of indices

equals

public boolean equals(Index index)

Does given Index match this one?

Parameters:

index - Index to compare

Returns:

equals?

presentAt

public boolean presentAt(int pos,
                         IndexColumn incol)

Is given IndexColumn present at given position in collection?

Parameters:

pos - position

incol - IndexColumn

Returns:

present?