org.basex.query.up.primitives

Class DBDelete

java.lang.Object

org.basex.query.up.primitives.UpdatePrimitive

org.basex.query.up.primitives.DBDelete

All Implemented Interfaces:

java.lang.Comparable<UpdatePrimitive>

public final class DBDelete
extends UpdatePrimitive

Update primitive for the Function._DB_DELETE function.

Author:

BaseX Team 2005-12, BSD License, Christian Gruen

Field Summary

Fields inherited from class org.basex.query.up.primitives.UpdatePrimitive

data, input, pre, type

Constructor Summary

Constructors

Constructor and Description
DBDelete(Data d, java.lang.String k, InputInfo info) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	apply() Applies this update primitive to the corresponding database.
void	merge(UpdatePrimitive p) Merges two update primitives, as they have the same target node.
int	size() Returns the total number of node operations.

Methods inherited from class org.basex.query.up.primitives.UpdatePrimitive

compareTo, targetNode, update

Methods inherited from class java.lang.Object

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

Constructor Detail

DBDelete

public DBDelete(Data d,
        java.lang.String k,
        InputInfo info)

Constructor.

Parameters:

d - data

k - entries to be deleted

info - input info

Method Detail

merge

public void merge(UpdatePrimitive p)

Description copied from class: UpdatePrimitive

Merges two update primitives, as they have the same target node.

Specified by:

merge in class UpdatePrimitive

Parameters:

p - primitive to merge with

apply

public void apply()

Description copied from class: UpdatePrimitive

Applies this update primitive to the corresponding database.

Specified by:

apply in class UpdatePrimitive

size

public int size()

Description copied from class: UpdatePrimitive

Returns the total number of node operations.

Specified by:

size in class UpdatePrimitive

Returns:

number of updates