Package org.basex.query.expr

Class Pragma

java.lang.Object

org.basex.query.expr.ExprInfo

org.basex.query.expr.Pragma

Direct Known Subclasses:

BaseXPragma, DBPragma

public abstract class Pragma
extends ExprInfo

Abstract pragma expression.

Author:

BaseX Team 2005-21, BSD License, Leo Woerteler

Method Summary

Modifier and Type	Method	Description
abstract Pragma	copy()	Creates a copy of this pragma.
boolean	equals(Object obj)	Must be overwritten by implementing class.
abstract boolean	has(Flag... flags)	Indicates if an expression has one of the specified compiler properties.
final void	plan(QueryPlan plan)	Creates a query plan.
final void	plan(QueryString qs)	Creates a query string.

Methods inherited from class org.basex.query.expr.ExprInfo

description, toErrorString, toString

Methods inherited from class java.lang.Object

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

Method Details

has

public abstract boolean has(Flag... flags)

Indicates if an expression has one of the specified compiler properties.

Parameters:

flags - flag to be checked

Returns:

result of check

See Also:

• Expr.has(Flag...)

copy

public abstract Pragma copy()

Creates a copy of this pragma.

Returns:

copy

equals

public boolean equals(Object obj)

Must be overwritten by implementing class.

Overrides:

equals in class Object

plan

public final void plan(QueryPlan plan)

Description copied from class: ExprInfo

Creates a query plan.

Specified by:

plan in class ExprInfo

Parameters:

plan - expression plan

plan

public final void plan(QueryString qs)

Description copied from class: ExprInfo

Creates a query string.

Specified by:

plan in class ExprInfo

Parameters:

qs - query string builder