pl.edu.pjwstk.yaod.yaql.abstractsyntaxtree
Class PairStatementList

java.lang.Object
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  +--pl.edu.pjwstk.yaod.yaql.abstractsyntaxtree.AbstractSyntaxTree
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        +--pl.edu.pjwstk.yaod.yaql.abstractsyntaxtree.StatementList
              |
              +--pl.edu.pjwstk.yaod.yaql.abstractsyntaxtree.PairStatementList
All Implemented Interfaces:
java.io.Serializable

public class PairStatementList
extends StatementList

The LastStatementList class represents the pair of statement list nodes in the abstract syntax tree.

Author:
Jakub Trzetrzelewski, jakub_trzetrzelewski@yahoo.com
See Also:
Serialized Form

Field Summary
 Statement head
           
 StatementList tail
           
 
Constructor Summary
PairStatementList(Statement head, StatementList tail)
          Creates a new pair statement list node with the given statement head and statement list tail.
 
Method Summary
 void accept(Visitor v)
          Method responsible for traversing the abstract syntax tree structure.
 java.lang.String getSpellingAndPosition()
          Returns the spelling and positions of all terminals in a node.
 java.lang.String getTypeAsString()
          Returns the abstract syntax tree node type as a string value.
 void show(java.lang.String st)
          Method responsible for displaying the pair statement list node.
 
Methods inherited from class pl.edu.pjwstk.yaod.yaql.abstractsyntaxtree.AbstractSyntaxTree
getLongestTypeAsSpacesString, getPreparedTypeAsString, show
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

head

public Statement head

tail

public StatementList tail
Constructor Detail

PairStatementList

public PairStatementList(Statement head,
                         StatementList tail)
Creates a new pair statement list node with the given statement head and statement list tail.
Parameters:
head - any statement.
tail - any statement list.
Method Detail

getTypeAsString

public java.lang.String getTypeAsString()
Returns the abstract syntax tree node type as a string value.
Overrides:
getTypeAsString in class AbstractSyntaxTree
Returns:
the abstract syntax tree node type as string.

getSpellingAndPosition

public java.lang.String getSpellingAndPosition()
Returns the spelling and positions of all terminals in a node.
Overrides:
getSpellingAndPosition in class AbstractSyntaxTree
Returns:
the spelling and positions of all terminals in a node.

accept

public void accept(Visitor v)
            throws EvalException
Method responsible for traversing the abstract syntax tree structure.
Overrides:
accept in class AbstractSyntaxTree
Parameters:
v - the visitor.
Throws:
EvalException - if evaluation fails.
See Also:
Visitor

show

public void show(java.lang.String st)
Method responsible for displaying the pair statement list node.
Overrides:
show in class AbstractSyntaxTree
Parameters:
st - the string which is an auxiliary tabulator.