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public interface EJBQLExpression
An abstract EJBQL expression interface.
Method Summary | |
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EJBQLExpression |
getChild(int index)
Returns a child expression node at the specified index. |
int |
getChildrenCount()
Returns a number of child operands of this expression node. |
java.lang.String |
getText()
Returns a text property of the node. |
boolean |
isNegated()
Returns an optional boolean flag that negates the value of the expression. |
void |
visit(EJBQLExpressionVisitor visitor)
Accepts a visitor, calling appropriate visitor method. |
Method Detail |
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void visit(EJBQLExpressionVisitor visitor)
int getChildrenCount()
EJBQLExpression getChild(int index)
java.lang.String getText()
boolean isNegated()
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