org.hibernate.hql.ast.spi

Interface AstProcessor

All Known Implementing Classes:

QueryRendererProcessor, QueryResolverProcessor

public interface AstProcessor

A processor for an AST, may inspect or alter the given AST. Usually implemented in form of an AST walker generated from a tree grammar.

Author:

Gunnar Morling

Method Summary

Modifier and Type	Method and Description
org.antlr.runtime.tree.CommonTree	process(org.antlr.runtime.TokenStream tokens, org.antlr.runtime.tree.CommonTree tree) Processes the given tree.

Method Detail

process

org.antlr.runtime.tree.CommonTree process(org.antlr.runtime.TokenStream tokens,
                                          org.antlr.runtime.tree.CommonTree tree)
                                   throws org.antlr.runtime.RecognitionException

Processes the given tree.

Parameters:

tokens - the token stream of the tree.

tree - the input tree

Returns:

the processed tree

Throws:

org.antlr.runtime.RecognitionException - in case of an illegal input tree