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

Class SetOperationExpression

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

org.apache.groovy.ginq.dsl.expression.SetOperationExpression

All Implemented Interfaces:

GroovydocHolder<AnnotatedNode>, NodeMetaDataHandler

public class SetOperationExpression
extends AbstractGinqExpression

Represents a set operation (union, unionall, intersect, minus) combining two GINQ expressions.

Since:

6.0.0

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
SetOperationExpression(AbstractGinqExpression left, String operation, GinqExpression right)	Creates a set-operation expression.

Method Summary

Modifier and Type	Method	Description
<R> R	accept(GinqAstVisitor<R> visitor)	Accepts a visitor for this expression.
AbstractGinqExpression	getLeft()	Returns the left query.
String	getOperation()	Returns the operation name.
GinqExpression	getRight()	Returns the right query.
String	getText()	Returns the textual GINQ form of this expression.
String	toString()	Returns the textual form of this expression.

Methods inherited from class org.apache.groovy.ginq.dsl.expression.AbstractGinqExpression

transformExpression, visit

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, setColumnNumber, setLastColumnNumber, setLastLineNumber, setLineNumber, setMetaDataMap, setSourcePosition

Methods inherited from class java.lang.Object

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

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

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

Constructor Details

SetOperationExpression

public SetOperationExpression(AbstractGinqExpression left,
 String operation,
 GinqExpression right)

Creates a set-operation expression.

Parameters:

left - the left query

operation - the set-operation name

right - the right query

Method Details

getLeft

public AbstractGinqExpression getLeft()

Returns the left query.

Returns:

the left query

getOperation

public String getOperation()

Returns the operation name.

Returns:

the operation name

getRight

public GinqExpression getRight()

Returns the right query.

Returns:

the right query

accept

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

Accepts a visitor for this expression.

Specified by:

accept in class AbstractGinqExpression

Type Parameters:

R - the visit result type

Parameters:

visitor - the visitor to accept

Returns:

the visit result

getText

public String getText()

Returns the textual GINQ form of this expression.

Overrides:

getText in class ASTNode

Returns:

the expression text

toString

public String toString()

Returns the textual form of this expression.

Overrides:

toString in class Object

Returns:

the expression text