org.basex.query
Class ExprInfo

java.lang.Object
  org.basex.query.ExprInfo

Direct Known Subclasses:

Expr, FTOpt, Functions, Variables, Vars

public abstract class ExprInfo
extends Object

Expression information.

Author:

Workgroup DBIS, University of Konstanz 2005-10, ISC License, Christian Gruen

Constructor Summary

ExprInfo()

Method Summary

String	color() Returns a color string for the expression.
String	info() Returns a string description of the expression.
String	name() Returns the simplified class name.
abstract void	plan(Serializer ser) Recursively sends the abstract syntax of this expression to the specified serializer.
abstract String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ExprInfo

public ExprInfo()

Method Detail

color

public String color()

Returns a color string for the expression.

Returns:

color

info

public String info()

Returns a string description of the expression. Contrary to the toString() method, arguments are not included in the output.

Returns:

result of check

name

public String name()

Returns the simplified class name.

Returns:

class name

plan

public abstract void plan(Serializer ser)
                   throws IOException

Recursively sends the abstract syntax of this expression to the specified serializer.

Parameters:

ser - serializer

Throws:

IOException - I/O exception

toString

public abstract String toString()

Overrides:

toString in class Object