com.saperion.database.query.select

Class SelectQuery

java.lang.Object

com.saperion.database.query.QueryExpression<ExpressionType>

com.saperion.database.query.NodeExpression<List>

com.saperion.database.query.select.SelectQuery

All Implemented Interfaces:

Serializable

public class SelectQuery
extends NodeExpression<List>

A QueryExpression that represents a complete select query.

Author:

jschwarz

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SelectQuery(SelectClause fieldList, QueryExpression<QueryOrigin> origin, QueryExpression<Boolean> whereClause, OrderByClause orderByClause)

Method Summary

Modifier and Type	Method and Description
protected void	finishAccept(QueryExpressionVisitor visitor) This method invokes the appropriate callback of the visitor for the current node, after its children are visited.
SelectClause	getFieldList()
OrderByClause	getOrderByClause()
QueryExpression<QueryOrigin>	getOrigin()
QueryExpression<Boolean>	getWhereClause()
protected void	startAccept(QueryExpressionVisitor visitor) This method invokes the appropriate callback of the visitor for the current node, before its children are visited.
SelectQuery	withOrderByClause(List<? extends FieldOrder<? extends Comparable>> orderList)
SelectQuery	withWhereClause(QueryExpression<Boolean> newWhereClause) This method returns a new SelectQuery with the same field list, origin and order but a different where clause.

Methods inherited from class com.saperion.database.query.NodeExpression

accept, getChildren, setChild

Methods inherited from class com.saperion.database.query.QueryExpression

getExpressionType

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectQuery

public SelectQuery(SelectClause fieldList,
                   QueryExpression<QueryOrigin> origin,
                   QueryExpression<Boolean> whereClause,
                   OrderByClause orderByClause)

Method Detail

withWhereClause

public SelectQuery withWhereClause(QueryExpression<Boolean> newWhereClause)

This method returns a new SelectQuery with the same field list, origin and order but a different where clause.

Parameters:

newWhereClause - the where clause of the result

Returns:

a new SelectQuery with the same field list, origin and order but a different where clause

withOrderByClause

public SelectQuery withOrderByClause(List<? extends FieldOrder<? extends Comparable>> orderList)

getOrderByClause

public OrderByClause getOrderByClause()

getFieldList

public SelectClause getFieldList()

getWhereClause

public QueryExpression<Boolean> getWhereClause()

getOrigin

public QueryExpression<QueryOrigin> getOrigin()

startAccept

protected void startAccept(QueryExpressionVisitor visitor)

Description copied from class: NodeExpression

This method invokes the appropriate callback of the visitor for the current node, before its children are visited.

Specified by:

startAccept in class NodeExpression<List>

Parameters:

visitor - the visitor visiting this expression

finishAccept

protected void finishAccept(QueryExpressionVisitor visitor)

Description copied from class: NodeExpression

This method invokes the appropriate callback of the visitor for the current node, after its children are visited.

Specified by:

finishAccept in class NodeExpression<List>

Parameters:

visitor - the visitor visiting this expression