ElvisOperatorExpression (epsilon 2.5.0-SNAPSHOT API)

java.lang.Object
- org.eclipse.epsilon.common.module.AbstractModuleElement
- - org.eclipse.epsilon.eol.dom.AbstractExecutableModuleElement
  - - org.eclipse.epsilon.eol.dom.Expression
    - - org.eclipse.epsilon.eol.dom.OperatorExpression
      - org.eclipse.epsilon.eol.dom.ElvisOperatorExpression

All Implemented Interfaces:

ModuleElement, IExecutableModuleElement
```
public class ElvisOperatorExpression
extends OperatorExpression
```
a ?: b is shorthand for a != null ? a : b.

Since:

2.1

Author:

Sina Madani

- Field Summary
  - Fields inherited from class org.eclipse.epsilon.eol.dom.OperatorExpression
    firstOperand, operator, secondOperand
  - Fields inherited from class org.eclipse.epsilon.common.module.AbstractModuleElement
    children, comments, data, module, parent, region, uri
- Constructor Summary
  
  Constructors
  Constructor Description
  
  ElvisOperatorExpression()
  
  ElvisOperatorExpression(Expression a, Expression b)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  void accept(IEolVisitor visitor)
  
  Object execute(IEolContext context)
  - Methods inherited from class org.eclipse.epsilon.eol.dom.OperatorExpression
    build, getFirstOperand, getOperands, getOperator, getSecondOperand, setFirstOperand, setOperator, setSecondOperand
  - Methods inherited from class org.eclipse.epsilon.common.module.AbstractModuleElement
    equals, getChildren, getComments, getData, getDebugInfo, getFile, getModule, getParent, getRegion, getUri, hashCode, setModule, setParent, setRegion, setUri, toString
  - Methods inherited from class java.lang.Object
    clone, finalize, getClass, notify, notifyAll, wait, wait, wait
  - Methods inherited from interface org.eclipse.epsilon.common.module.ModuleElement
    getChildren, getComments, getData, getFile, getModule, getParent, getRegion, getUri, setModule, setParent, setRegion, setUri

Constructor Detail

ElvisOperatorExpression
```
public ElvisOperatorExpression()
```

ElvisOperatorExpression

public ElvisOperatorExpression(Expression a,
                               Expression b)

Method Detail

execute

public Object execute(IEolContext context)
               throws EolRuntimeException

Throws:: EolRuntimeException

accept

public void accept(IEolVisitor visitor)

Specified by:: accept in class Expression