Package org.linuxforhealth.fhir.database.utils.query.node

Class NotExistsExpNode

java.lang.Object

org.linuxforhealth.fhir.database.utils.query.node.OperatorNode

org.linuxforhealth.fhir.database.utils.query.node.UnaryExpNode

org.linuxforhealth.fhir.database.utils.query.node.NotExistsExpNode

All Implemented Interfaces:

ExpNode

public class NotExistsExpNode
extends UnaryExpNode

Represents a NOT EXISTS () clause in a SQL predicate expression Constructor Summary Constructors Constructor Description NotExistsExpNode(ExpNode sub) Public constructor Method Summary All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean isOperand() Is this expression node an operand int precedence() Precedence of this expression node. <T> T visit(ExpNodeVisitor<T> visitor) Generic evaluation visitor Methods inherited from class org.linuxforhealth.fhir.database.utils.query.node.UnaryExpNode getExpr, popOperands, setExpr, toString Methods inherited from class org.linuxforhealth.fhir.database.utils.query.node.OperatorNode isOperator Methods inherited from class java.lang.Object clone, equals, getClass, hashCode, notify, notifyAll, wait, wait, wait Methods inherited from interface org.linuxforhealth.fhir.database.utils.query.node.ExpNode isLeftParen, isRightParen Constructor Detail NotExistsExpNode public NotExistsExpNode(ExpNode sub) Public constructor Parameters: sub - Method Detail visit public <T> T visit(ExpNodeVisitor<T> visitor) Description copied from interface: ExpNode Generic evaluation visitor Returns: precedence public int precedence() Description copied from interface: ExpNode Precedence of this expression node. Used to parse the expression into the correct tree. We use 0 to represent the highest precedence Returns: isOperand public boolean isOperand() Description copied from interface: ExpNode Is this expression node an operand Returns: Skip navigation links Overview Package Class Use Tree Index LinuxForHealth FHIR® Server Frames No Frames All Classes JavaScript is disabled on your browser. Summary: Nested | Field | Constr | Method Detail: Field | Constr | Method Copyright 2019, 2022. IBM CorporationFHIR® is the registered trademark of HL7 and is used with the permission of HL7.