edu.wpi.cs.dsrg.xmldb.xat.common.operator.sqloperator
Class SelectImp
java.lang.Object
|
+--edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATPropertiesImp
|
+--edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATQueryObjectImp
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+--edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATOperatorImp
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+--edu.wpi.cs.dsrg.xmldb.xat.common.operator.sqloperator.SelectImp
- public class SelectImp
- extends XATOperatorImp
- implements Select
Implementation for the Select interface.
- Since:
- 1.0
- See Also:
- Serialized Form
Methods inherited from class edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATOperatorImp |
clone,
getColumnsFiltered,
getNode,
getOutput,
getOutputColumnName,
getOutputDataSource,
getOutputDataSources,
getPrimaryDataSource,
getPrimarySource,
setDefaultProperties,
setNode,
setOutput,
setOutputColumnName,
setProperty |
Methods inherited from class java.lang.Object |
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
wait,
wait,
wait |
expression
protected Expression expression
SelectImp
public SelectImp(XATNode xnodInit,
Expression exp)
- Assigns a node to this operator and an expression.
- Parameters:
xnodInit
- edu.wpi.cs.dsrg.xmldb.xat.common.xatnode.XATNodeexp
- edu.wpi.cs.dsrg.xmldb.xat.common.expression.Expression- Since:
- 1.0
accept
public void accept(Visitor visitor)
- Used to implement a visitor pattern.
- Parameters:
visitor
- for the visitor pattern- Since:
- 1.0
getExpression
public Expression getExpression()
- Gets select expression.
- Specified by:
- getExpression in interface Select
- Returns:
- join expression
- Since:
- 1.0
setExpression
public void setExpression(Expression newExpression)
- Set select expression.
- Specified by:
- setExpression in interface Select
- Parameters:
new_expression
- New Select expression.- Since:
- 1.0
toString
public java.lang.String toString()
- Returns a String that represents the value of this object.
- Overrides:
- toString in class XATOperatorImp
- Returns:
- a string representation of the receiver
- Since:
- 1.0