claw.tatsu.primitive

Class Body

java.lang.Object

claw.tatsu.primitive.Body

public final class Body
extends java.lang.Object

Primitive transformation and test applied on body node. This included: - Append a body sub-tree to another one. - Shift statements into a body.

Author:

clementval

Method Summary

Modifier and Type	Method and Description
static void	append(Xnode masterBody, Xnode slaveBody) Append the slave body to the master body.
static boolean	isEmpty(Xnode body) Check whether a body is empty.
static void	shiftIn(Xnode from, Xnode until, Xnode targetBody, boolean included) Shift all statements from the first siblings of the "from" element until the "until" element if "included" is true.

Methods inherited from class java.lang.Object

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

Method Detail

append

public static void append(Xnode masterBody,
                          Xnode slaveBody)
                   throws IllegalTransformationException

Append the slave body to the master body.

Parameters:

masterBody - Master body node.

slaveBody - Slave body bode.

Throws:

IllegalTransformationException - If given nodes are null or not body nodes.

shiftIn

public static void shiftIn(Xnode from,
                           Xnode until,
                           Xnode targetBody,
                           boolean included)
                    throws IllegalTransformationException

Shift all statements from the first siblings of the "from" element until the "until" element if "included" is true.

Parameters:

from - Start element for the swifting.

until - End element for the swifting.

targetBody - Body element in which statements are inserted.

included - If true, until element is shifted.

Throws:

IllegalTransformationException - If one element is null or the targetBody element is not a body element.

isEmpty

public static boolean isEmpty(Xnode body)
                       throws IllegalTransformationException

Check whether a body is empty.

Parameters:

body - Body element to check.

Returns:

True if empty. False otherwise.

Throws:

IllegalTransformationException - If given element is null or not a body element.