Package org.apache.groovy.ginq.dsl.expression

Class AbstractGinqExpression

java.lang.Object

org.codehaus.groovy.ast.ASTNode

org.codehaus.groovy.ast.AnnotatedNode

org.codehaus.groovy.ast.expr.Expression

org.apache.groovy.ginq.dsl.expression.AbstractGinqExpression

All Implemented Interfaces:

GroovydocHolder<AnnotatedNode>, NodeMetaDataHandler

Direct Known Subclasses:

DataSourceExpression, GinqExpression, ProcessExpression, SetOperationExpression, ShutdownExpression

public abstract class AbstractGinqExpression
extends Expression
implements NodeMetaDataHandler

Represents GINQ expression which could hold metadata

Since:

4.0.0

Field Summary

Fields inherited from class org.codehaus.groovy.ast.expr.Expression

EMPTY_ARRAY

Fields inherited from interface groovy.lang.groovydoc.GroovydocHolder

DOC_COMMENT

Constructor Summary

Constructors

Constructor	Description
AbstractGinqExpression()

Method Summary

Modifier and Type	Method	Description
abstract <R> R	accept(GinqAstVisitor<R> visitor)	Accepts a GINQ visitor.
Expression	transformExpression(ExpressionTransformer transformer)	Returns this expression because GINQ expressions are transformed elsewhere.
void	visit(GroovyCodeVisitor visitor)	Does nothing because GINQ expressions are visited through GinqAstVisitor.

Methods inherited from class org.codehaus.groovy.ast.expr.Expression

getType, setType, transformExpressions, transformExpressions

Methods inherited from class org.codehaus.groovy.ast.AnnotatedNode

addAnnotation, addAnnotation, addAnnotations, getAnnotations, getAnnotations, getDeclaringClass, getGroovydoc, getInstance, hasNoRealSourcePosition, isSynthetic, setDeclaringClass, setHasNoRealSourcePosition, setSynthetic

Methods inherited from class org.codehaus.groovy.ast.ASTNode

copyNodeMetaData, getColumnNumber, getLastColumnNumber, getLastLineNumber, getLineNumber, getMetaDataMap, getText, setColumnNumber, setLastColumnNumber, setLastLineNumber, setLineNumber, setMetaDataMap, setSourcePosition

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.codehaus.groovy.ast.NodeMetaDataHandler

copyNodeMetaData, getMetaDataMap, getNodeMetaData, getNodeMetaData, getNodeMetaData, newMetaDataMap, putNodeMetaData, removeNodeMetaData, setMetaDataMap, setNodeMetaData

Constructor Details

AbstractGinqExpression

public AbstractGinqExpression()

Method Details

transformExpression

public Expression transformExpression(ExpressionTransformer transformer)

Returns this expression because GINQ expressions are transformed elsewhere.

Specified by:

transformExpression in class Expression

Parameters:

transformer - the transformer requesting the change

Returns:

this expression

accept

public abstract <R> R accept(GinqAstVisitor<R> visitor)

Accepts a GINQ visitor.

Type Parameters:

R - the visit result type

Parameters:

visitor - the visitor to accept

Returns:

the visit result

visit

public void visit(GroovyCodeVisitor visitor)

Does nothing because GINQ expressions are visited through GinqAstVisitor.

Overrides:

visit in class ASTNode

Parameters:

visitor - the Groovy code visitor