org.basex.core.proc
Class Insert

java.lang.Object
  org.basex.core.Progress
      org.basex.core.AbstractProcess
          org.basex.core.proc.Proc
              org.basex.core.proc.Insert

public final class Insert
extends Proc

Evaluates the 'insert' command.

Author:

Workgroup DBIS, University of Konstanz 2005-07, ISC License, Christian Gruen

Field Summary

static java.lang.String	ATT Insert option.
static java.lang.String	COM Insert option.
static java.lang.String	ELEM Insert option.
static java.lang.String	FRG Insert option.
static java.lang.String[]	KINDS Node Kinds; order equals numbering in the Data class.
static java.lang.String	PI Insert option.
static java.lang.String	TXT Insert option.

Fields inherited from class org.basex.core.AbstractProcess

cmd

Constructor Summary

Insert()

Method Summary

static boolean	check(byte[] name) Checks the validity of the specified name.
static int	checkText(Data data, int pre, int par, int kind) Checks if the current insertion would create two adjacent text nodes.
static Data	copy(Data data, int pre) Creates a memory data instance from the specified database and pre value.
static int	pre(int par, int pos, Data data) Retrieves the pre value for the specified child position.

Methods inherited from class org.basex.core.proc.Proc

det, execute, execute, get, head, info, info, output, output, prog, result, toString

Methods inherited from class org.basex.core.Progress

detail, header, progress, progress, stop, stopped

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

ATT

public static final java.lang.String ATT

Insert option.

See Also:

Constant Field Values

COM

public static final java.lang.String COM

Insert option.

See Also:

Constant Field Values

ELEM

public static final java.lang.String ELEM

Insert option.

See Also:

Constant Field Values

FRG

public static final java.lang.String FRG

Insert option.

See Also:

Constant Field Values

KINDS

public static final java.lang.String[] KINDS

Node Kinds; order equals numbering in the Data class.

PI

public static final java.lang.String PI

Insert option.

See Also:

Constant Field Values

TXT

public static final java.lang.String TXT

Insert option.

See Also:

Constant Field Values

Constructor Detail

Insert

public Insert()

Method Detail

check

public static boolean check(byte[] name)

Checks the validity of the specified name.

Parameters:

name - name to be checked

Returns:

result of check

checkText

public static int checkText(Data data,
                            int pre,
                            int par,
                            int kind)

Checks if the current insertion would create two adjacent text nodes.

Parameters:

data - data reference

pre - pre value

par - parent value

kind - node kind

Returns:

update position or -1 if negative

copy

public static Data copy(Data data,
                        int pre)

Creates a memory data instance from the specified database and pre value.

Parameters:

data - data reference

pre - pre value

Returns:

database instance

pre

public static int pre(int par,
                      int pos,
                      Data data)

Retrieves the pre value for the specified child position.

Parameters:

par - parent node

pos - child position

data - data reference

Returns:

pre value