org.tinygroup.jsqlparser.util

Class ConnectExpressionsVisitor

java.lang.Object

org.tinygroup.jsqlparser.util.ConnectExpressionsVisitor

All Implemented Interfaces:

SelectItemVisitor, SelectVisitor

public abstract class ConnectExpressionsVisitor
extends Object
implements SelectVisitor, SelectItemVisitor

Connect all selected expressions with a binary expression. Out of select a,b from table one gets select a || b as expr from table. The type of binary expression is set by overwriting this class abstract method createBinaryExpression.

Author:

tw

Constructor Summary

Constructors

Constructor and Description
ConnectExpressionsVisitor()
ConnectExpressionsVisitor(String alias)

Method Summary

Modifier and Type	Method and Description
protected abstract BinaryExpression	createBinaryExpression() Create instances of this binary expression that connects all selected expressions.
void	visit(AllColumns allColumns)
void	visit(AllTableColumns allTableColumns)
void	visit(PlainSelect plainSelect)
void	visit(SelectExpressionItem selectExpressionItem)
void	visit(SetOperationList setOpList)
void	visit(WithItem withItem)

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectExpressionsVisitor

public ConnectExpressionsVisitor()

ConnectExpressionsVisitor

public ConnectExpressionsVisitor(String alias)

Method Detail

createBinaryExpression

protected abstract BinaryExpression createBinaryExpression()

Create instances of this binary expression that connects all selected expressions.

Returns:

visit

public void visit(PlainSelect plainSelect)

Specified by:

visit in interface SelectVisitor

visit

public void visit(SetOperationList setOpList)

Specified by:

visit in interface SelectVisitor

visit

public void visit(WithItem withItem)

Specified by:

visit in interface SelectVisitor

visit

public void visit(AllTableColumns allTableColumns)

Specified by:

visit in interface SelectItemVisitor

visit

public void visit(AllColumns allColumns)

Specified by:

visit in interface SelectItemVisitor

visit

public void visit(SelectExpressionItem selectExpressionItem)

Specified by:

visit in interface SelectItemVisitor