NonTerminalConsumer.ElementConsumer (org.eclipse.xtext 2.30.0 API)

java.lang.Object
- org.eclipse.xtext.parser.packrat.consumers.NonTerminalConsumer.ElementConsumer<Element>

All Implemented Interfaces:

IElementConsumer, IParsedTokenSource

Direct Known Subclasses:

NonTerminalConsumer.AlternativesConsumer, NonTerminalConsumer.AssignmentConsumer, NonTerminalConsumer.GroupConsumer, NonTerminalConsumer.LoopElementConsumer, NonTerminalConsumer.MandatoryLoopElementConsumer, NonTerminalConsumer.OptionalElementConsumer, NonTerminalConsumer.UnorderedGroupConsumer

Enclosing class:

NonTerminalConsumer
```
protected abstract class NonTerminalConsumer.ElementConsumer<Element extends AbstractElement>
extends java.lang.Object
implements IElementConsumer, IParsedTokenSource
```

Constructor Summary

Constructors
Modifier Constructor Description

protected ElementConsumer(Element element)

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`consume()`	Scan the configured input source for a consumable element at the current offset.
`protected abstract int`	`doConsume(boolean optional)`
`protected Element`	`getElement()`
`protected java.lang.String`	`getErrorMessage()`
`int`	`parseAgain(ParsedToken token)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ElementConsumer
```
protected ElementConsumer(Element element)
```
- Method Detail
  - consume
```
public int consume()
            throws java.lang.Exception
```
    Description copied from interface: IElementConsumer
    
    Scan the configured input source for a consumable element at the current offset.
    
    Specified by:
    
    consume in interface IElementConsumer
    
    Throws:
    
    java.lang.Exception
  - parseAgain
```
public int parseAgain(ParsedToken token)
               throws java.lang.Exception
```
    Specified by:
    
    parseAgain in interface IParsedTokenSource
    
    Throws:
    
    java.lang.Exception
  - doConsume
```
protected abstract int doConsume(boolean optional)
                          throws java.lang.Exception
```
    Throws:
    
    java.lang.Exception
  - getElement
```
protected final Element getElement()
```
  - getErrorMessage
```
protected java.lang.String getErrorMessage()
```