com.fr.general.jsqlparser.util

类 ConnectExpressionsVisitor

java.lang.Object

com.fr.general.jsqlparser.util.ConnectExpressionsVisitor

所有已实现的接口:

SelectItemVisitor, SelectVisitor

public abstract class ConnectExpressionsVisitor
extends java.lang.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.

作者:

tw

构造器概要

构造器

构造器和说明
ConnectExpressionsVisitor()
ConnectExpressionsVisitor(java.lang.String alias)

方法概要

方法

限定符和类型	方法和说明
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)

从类继承的方法 java.lang.Object

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

构造器详细资料

ConnectExpressionsVisitor

public ConnectExpressionsVisitor()

ConnectExpressionsVisitor

public ConnectExpressionsVisitor(java.lang.String alias)

方法详细资料

createBinaryExpression

protected abstract BinaryExpression createBinaryExpression()

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

返回:

visit

public void visit(PlainSelect plainSelect)

指定者:

visit 在接口中 SelectVisitor

visit

public void visit(SetOperationList setOpList)

指定者:

visit 在接口中 SelectVisitor

visit

public void visit(WithItem withItem)

指定者:

visit 在接口中 SelectVisitor

visit

public void visit(AllTableColumns allTableColumns)

指定者:

visit 在接口中 SelectItemVisitor

visit

public void visit(AllColumns allColumns)

指定者:

visit 在接口中 SelectItemVisitor

visit

public void visit(SelectExpressionItem selectExpressionItem)

指定者:

visit 在接口中 SelectItemVisitor