org.hibernate.hql.ast.spi

Class QueryRendererProcessor

java.lang.Object

org.hibernate.hql.ast.spi.QueryRendererProcessor

All Implemented Interfaces:

AstProcessor

public class QueryRendererProcessor
extends Object
implements AstProcessor

An AstProcessor which "renders" a given source query into an output query, by invoking QueryRendererDelegate while traversing the given query tree.

Input: Normalized parse tree as created by QueryResolverProcessor
Output: Query object

Author:

Gunnar Morling

Constructor Summary

Constructors

Constructor and Description
QueryRendererProcessor(QueryRendererDelegate<?> delegate)

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.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryRendererProcessor

public QueryRendererProcessor(QueryRendererDelegate<?> delegate)

Method Detail

process

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

Description copied from interface: AstProcessor

Processes the given tree.

Specified by:

process in interface AstProcessor

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