EqualityExpNode (LinuxForHealth FHIR Server)

java.lang.Object
- org.linuxforhealth.fhir.database.utils.query.node.OperatorNode
- - org.linuxforhealth.fhir.database.utils.query.node.BinaryExpNode
  - - org.linuxforhealth.fhir.database.utils.query.node.EqualityExpNode

All Implemented Interfaces:

ExpNode

Direct Known Subclasses:

EqExpNode, NeqExpNode
```
public abstract class EqualityExpNode
extends BinaryExpNode
```
Base for all equality type expressions

- Constructor Summary
  
  Constructors
  Constructor Description
  
  EqualityExpNode()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  int precedence()
  Precedence of this expression node.
  - Methods inherited from class org.linuxforhealth.fhir.database.utils.query.node.BinaryExpNode
    getLeft, getRight, popOperands, setLeft, setRight, 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, isOperand, isRightParen, visit

- Constructor Detail
  - EqualityExpNode
```
public EqualityExpNode()
```
- Method Detail
  - 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: