org.basex.query
Class ExprInfo

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

Direct Known Subclasses:

Expr, Expr, FTOpt, FTPos, Func, Functions, Pred, Preds, Step, Var, Vars

public abstract class ExprInfo
extends java.lang.Object

Expression Information.

Author:

Workgroup DBIS, University of Konstanz 2005-08, ISC License, Christian Gruen

Constructor Summary

ExprInfo()

Method Summary

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

Returns a string description of the expression. Contrary to the toString() method, the current expressions aren't included in the output.

Returns:

result of check

plan

public abstract void plan(Serializer ser)
                   throws java.io.IOException

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

Parameters:

ser - serializer

Throws:

java.io.IOException - exception

info

public java.lang.String info()

Returns a string description of the expression. Contrary to the toString() method, the current expressions aren't included in the output.

Returns:

result of check

name

public byte[] name()

Returns the simplified class name (for debugging).

Returns:

class name

toString

public abstract java.lang.String toString()

Overrides:

toString in class java.lang.Object