public interface EJBQLExpression
| Modifier and Type | Method and Description | 
|---|---|
| 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. | 
| 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. | 
void visit(EJBQLExpressionVisitor visitor)
int getChildrenCount()
EJBQLExpression getChild(int index)
String getText()
boolean isNegated()
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