org.basex.core
Class Context

java.lang.Object
  org.basex.core.Context

public final class Context
extends java.lang.Object

This class stores the reference to the currently opened database. Moreover, it provides references to the currently used, marked and copied node sets.

Author:

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

Method Summary

boolean	close() Closes the database instance.
Nodes	copied() Returns the copied context set.
void	copy(Nodes copy) Sets the current node set copy.
Nodes	current() Returns the current context set.
void	current(Nodes curr) Sets the current context set.
Data	data() Returns data reference.
void	data(Data d) Sets a new data instance.
static Context	get() Returns unique class instance.
Nodes	marked() Returns the marked context set.
void	marked(Nodes mark) Sets the marked context set.

Methods inherited from class java.lang.Object

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

Method Detail

close

public boolean close()

Closes the database instance.

Returns:

true if operation was successful

copied

public Nodes copied()

Returns the copied context set.

Returns:

copied context set

copy

public void copy(Nodes copy)

Sets the current node set copy.

Parameters:

copy - current node set copy.

current

public Nodes current()

Returns the current context set.

Returns:

current context set

current

public void current(Nodes curr)

Sets the current context set.

Parameters:

curr - current context set

data

public Data data()

Returns data reference.

Returns:

data reference

data

public void data(Data d)

Sets a new data instance.

Parameters:

d - data reference

get

public static Context get()

Returns unique class instance.

Returns:

class instance

marked

public Nodes marked()

Returns the marked context set.

Returns:

marked context set

marked

public void marked(Nodes mark)

Sets the marked context set.

Parameters:

mark - marked context set