de.must.dataobj

Class IndexItem

java.lang.Object

de.must.dataobj.IndexItem

public class IndexItem
extends java.lang.Object

Index items to define database indices.

See Also:

Index, DataObject

Field Summary

Fields

Modifier and Type	Field and Description
static int	ASCENDING
static int	DESCENDING

Constructor Summary

Constructors

Constructor and Description
IndexItem(AbstractAttribute attribute) Constructs an new index item with the specified field name and sort type.
IndexItem(AbstractAttribute attribute, int sortType) Constructs an new index item with the specified field name and sort type.
IndexItem(java.lang.String fieldName) Constructs an new ascending index item with the specified field name.
IndexItem(java.lang.String fieldName, int sortType) Constructs an new index item with the specified field name and sort type.

Method Summary

Modifier and Type	Method and Description
static IndexItem[]	concat(IndexItem[][] indexItemArrays)
java.lang.String	getFieldName() Returns the field name of the index
int	getSortType() Returns the sort type

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ASCENDING

public static final int ASCENDING

See Also:

Constant Field Values

DESCENDING

public static final int DESCENDING

See Also:

Constant Field Values

Constructor Detail

IndexItem

public IndexItem(AbstractAttribute attribute)

Constructs an new index item with the specified field name and sort type.

Parameters:

attribute - attribute to be indexed.

sortType -

IndexItem

public IndexItem(java.lang.String fieldName)

Constructs an new ascending index item with the specified field name.

Parameters:

fieldName - the name of the field to be indexed.

IndexItem

public IndexItem(AbstractAttribute attribute,
                 int sortType)

Constructs an new index item with the specified field name and sort type.

Parameters:

attribute - attribute to be indexed.

sortType - the sort type which may be ASCENDING

sortType -

IndexItem

public IndexItem(java.lang.String fieldName,
                 int sortType)

Constructs an new index item with the specified field name and sort type.

Parameters:

fieldName - the name of the field to be indexed.

sortType - the sort type which may be ASCENDING or DESCENDING

Method Detail

concat

public static IndexItem[] concat(IndexItem[][] indexItemArrays)

getFieldName

public java.lang.String getFieldName()

Returns the field name of the index

Returns:

the field name

getSortType

public int getSortType()

Returns the sort type

Returns:

the sort type