org.eclipse.xtext.ui.editor.contentassist.antlr

Class ParserBasedContentAssistContextFactory.StatefulFactory

java.lang.Object

org.eclipse.xtext.ui.editor.contentassist.antlr.ParserBasedContentAssistContextFactory.StatefulFactory

All Implemented Interfaces:

com.google.common.base.Function<ContentAssistContext.Builder,ContentAssistContext>

Direct Known Subclasses:

ParserBasedContentAssistContextFactory.PartialStatefulFactory

Enclosing class:

ParserBasedContentAssistContextFactory

public static class ParserBasedContentAssistContextFactory.StatefulFactory
extends Object
implements com.google.common.base.Function<ContentAssistContext.Builder,ContentAssistContext>

Field Summary

Fields

Modifier and Type	Field and Description
protected int	completionOffset
protected com.google.inject.Provider<ContentAssistContext.Builder>	contentAssistContextProvider
protected List<ContentAssistContext.Builder>	contextBuilders
protected org.eclipse.emf.ecore.EObject	currentModel
protected INode	currentNode
protected INode	datatypeNode
protected INode	lastCompleteNode
protected INode	lastVisibleNode
protected Lexer	lexer
protected PrefixMatcher	matcher
protected IContentAssistParser	parser
protected IParseResult	parseResult
protected XtextResource	resource
protected ICompositeNode	rootNode
protected org.eclipse.jface.text.ITextSelection	selection
protected ITokenDefProvider	tokenDefProvider
protected org.eclipse.jface.text.ITextViewer	viewer

Constructor Summary

Constructors

Constructor and Description
ParserBasedContentAssistContextFactory.StatefulFactory()

Method Summary

Methods

Modifier and Type	Method and Description
ContentAssistContext	apply(ContentAssistContext.Builder from)
protected boolean	canBeCalledAfter(AbstractRule rule, org.eclipse.emf.ecore.EObject previousGrammarElement, String previousText, org.eclipse.emf.ecore.EObject nextGrammarElement)
protected com.google.common.collect.Multimap<org.eclipse.emf.ecore.EObject,AbstractElement>	computeCurrentModel(org.eclipse.emf.ecore.EObject currentModel, INode lastCompleteNode, Collection<AbstractElement> followElements)
protected void	computeFollowElements(Collection<FollowElement> followElements, Collection<AbstractElement> result)
protected void	computeFollowElements(ParserBasedContentAssistContextFactory.FollowElementCalculator calculator, FollowElement element)
protected void	computeFollowElements(ParserBasedContentAssistContextFactory.FollowElementCalculator calculator, FollowElement element, com.google.common.collect.Multimap<Integer,List<AbstractElement>> visited)
ContentAssistContext[]	create(org.eclipse.jface.text.ITextViewer viewer, int offset, XtextResource resource)
protected ParserBasedContentAssistContextFactory.CallHierarchyHelper	createCallHierachyHelper(org.eclipse.emf.ecore.EObject previousGrammarElement, String previousText, org.eclipse.emf.ecore.EObject nextGrammarElement)
protected void	createContextsForLastCompleteNode(org.eclipse.emf.ecore.EObject previousModel, boolean strict)
boolean	doComputePrefix(ICompositeNode node, StringBuilder result)
ContentAssistContext.Builder	doCreateContext(INode lastCompleteNode, org.eclipse.emf.ecore.EObject currentModel, org.eclipse.emf.ecore.EObject previousModel, INode currentNode, String prefix)
protected void	doCreateContexts(INode lastCompleteNode, INode currentNode, String prefix, org.eclipse.emf.ecore.EObject previousModel, Collection<FollowElement> followElements)
protected ContentAssistContext[]	doCreateContexts(int offset)
protected int	getCompletionOffset()
INode	getContainingDatatypeRuleNode(INode node)
protected INode	getCurrentNode()
protected INode	getLastCompleteNodeByOffset(INode node, int offsetPosition)
String	getNodeTextUpToCompletionOffset(INode currentNode)
IContentAssistParser	getParser()
String	getPrefix(INode prefixNode)
protected AbstractRule	getRule(org.eclipse.emf.ecore.EObject currentGrammarElement)
protected void	handleLastCompleteNodeAsPartOfDatatypeNode()
protected void	handleLastCompleteNodeHasNoGrammarElement(List<ContentAssistContext.Builder> contextBuilderToCheck, org.eclipse.emf.ecore.EObject previousModel)
protected void	handleLastCompleteNodeIsAtEndOfDatatypeNode()
protected void	handleLastCompleteNodeIsPartOfLookahead()
protected void	initializeAndAdjustCompletionOffset(int offset)
protected void	initializeFromViewerAndResource(int offset)
protected void	initializeNodeAndModelData()
protected boolean	isErrorToken(org.antlr.runtime.Token token) Return true if the token should be considered to be an error token.
protected boolean	isLikelyToBeValidProposal(INode lastCompleteNode, Iterable<ContentAssistContext> contexts)
void	setParser(IContentAssistParser parser)
protected void	setPool(ExecutorService pool)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.google.common.base.Function

equals

Field Detail

parser

@Inject
protected IContentAssistParser parser

Since:

2.5

lexer

@Inject
protected Lexer lexer

Since:

2.5

contentAssistContextProvider

@Inject
protected com.google.inject.Provider<ContentAssistContext.Builder> contentAssistContextProvider

Since:

2.5

matcher

@Inject
protected PrefixMatcher matcher

Since:

2.5

tokenDefProvider

@Inject
protected ITokenDefProvider tokenDefProvider

Since:

2.5

viewer

protected org.eclipse.jface.text.ITextViewer viewer

Since:

2.5

resource

protected XtextResource resource

Since:

2.5

rootNode

protected ICompositeNode rootNode

Since:

2.5

lastCompleteNode

protected INode lastCompleteNode

Since:

2.5

currentNode

protected INode currentNode

Since:

2.5

lastVisibleNode

protected INode lastVisibleNode

Since:

2.5

currentModel

protected org.eclipse.emf.ecore.EObject currentModel

Since:

2.5

contextBuilders

protected List<ContentAssistContext.Builder> contextBuilders

Since:

2.5

parseResult

protected IParseResult parseResult

Since:

2.5

datatypeNode

protected INode datatypeNode

Since:

2.5

completionOffset

protected int completionOffset

Since:

2.5

selection

protected org.eclipse.jface.text.ITextSelection selection

Since:

2.5

Constructor Detail

ParserBasedContentAssistContextFactory.StatefulFactory

public ParserBasedContentAssistContextFactory.StatefulFactory()

Method Detail

apply

public ContentAssistContext apply(ContentAssistContext.Builder from)

Specified by:

apply in interface com.google.common.base.Function<ContentAssistContext.Builder,ContentAssistContext>

create

public ContentAssistContext[] create(org.eclipse.jface.text.ITextViewer viewer,
                            int offset,
                            XtextResource resource)
                              throws org.eclipse.jface.text.BadLocationException

Throws:

org.eclipse.jface.text.BadLocationException

getCurrentNode

protected INode getCurrentNode()

Since:

2.5

setPool

protected void setPool(ExecutorService pool)

Since:

2.7

doCreateContexts

protected ContentAssistContext[] doCreateContexts(int offset)
                                           throws org.eclipse.jface.text.BadLocationException

Throws:

org.eclipse.jface.text.BadLocationException

initializeFromViewerAndResource

protected void initializeFromViewerAndResource(int offset)

initializeNodeAndModelData

protected void initializeNodeAndModelData()

initializeAndAdjustCompletionOffset

protected void initializeAndAdjustCompletionOffset(int offset)

handleLastCompleteNodeIsPartOfLookahead

protected void handleLastCompleteNodeIsPartOfLookahead()
                                                throws org.eclipse.jface.text.BadLocationException

Throws:

org.eclipse.jface.text.BadLocationException

handleLastCompleteNodeIsAtEndOfDatatypeNode

protected void handleLastCompleteNodeIsAtEndOfDatatypeNode()
                                                    throws org.eclipse.jface.text.BadLocationException

Throws:

org.eclipse.jface.text.BadLocationException

handleLastCompleteNodeHasNoGrammarElement

protected void handleLastCompleteNodeHasNoGrammarElement(List<ContentAssistContext.Builder> contextBuilderToCheck,
                                             org.eclipse.emf.ecore.EObject previousModel)
                                                  throws org.eclipse.jface.text.BadLocationException

Throws:

org.eclipse.jface.text.BadLocationException

handleLastCompleteNodeAsPartOfDatatypeNode

protected void handleLastCompleteNodeAsPartOfDatatypeNode()
                                                   throws org.eclipse.jface.text.BadLocationException

Throws:

org.eclipse.jface.text.BadLocationException

isLikelyToBeValidProposal

protected boolean isLikelyToBeValidProposal(INode lastCompleteNode,
                                Iterable<ContentAssistContext> contexts)

createContextsForLastCompleteNode

protected void createContextsForLastCompleteNode(org.eclipse.emf.ecore.EObject previousModel,
                                     boolean strict)
                                          throws org.eclipse.jface.text.BadLocationException

Throws:

org.eclipse.jface.text.BadLocationException

isErrorToken

protected boolean isErrorToken(org.antlr.runtime.Token token)

Return true if the token should be considered to be an error token. If the token that is created from the prefix before the cursor position is an error token, no proposals shall be computed that don't use a prefix.

Returns:

true if the token should be considered to be an error token.

Since:

2.0

doCreateContexts

protected void doCreateContexts(INode lastCompleteNode,
                    INode currentNode,
                    String prefix,
                    org.eclipse.emf.ecore.EObject previousModel,
                    Collection<FollowElement> followElements)

computeCurrentModel

protected com.google.common.collect.Multimap<org.eclipse.emf.ecore.EObject,AbstractElement> computeCurrentModel(org.eclipse.emf.ecore.EObject currentModel,
                                                                                                    INode lastCompleteNode,
                                                                                                    Collection<AbstractElement> followElements)

computeFollowElements

protected void computeFollowElements(Collection<FollowElement> followElements,
                         Collection<AbstractElement> result)

computeFollowElements

protected void computeFollowElements(ParserBasedContentAssistContextFactory.FollowElementCalculator calculator,
                         FollowElement element)

computeFollowElements

protected void computeFollowElements(ParserBasedContentAssistContextFactory.FollowElementCalculator calculator,
                         FollowElement element,
                         com.google.common.collect.Multimap<Integer,List<AbstractElement>> visited)

getContainingDatatypeRuleNode

public INode getContainingDatatypeRuleNode(INode node)

getCompletionOffset

protected int getCompletionOffset()

Since:

2.4

doCreateContext

public ContentAssistContext.Builder doCreateContext(INode lastCompleteNode,
                                           org.eclipse.emf.ecore.EObject currentModel,
                                           org.eclipse.emf.ecore.EObject previousModel,
                                           INode currentNode,
                                           String prefix)

getPrefix

public String getPrefix(INode prefixNode)

getNodeTextUpToCompletionOffset

public String getNodeTextUpToCompletionOffset(INode currentNode)

doComputePrefix

public boolean doComputePrefix(ICompositeNode node,
                      StringBuilder result)

setParser

public void setParser(IContentAssistParser parser)

getParser

public IContentAssistParser getParser()

canBeCalledAfter

protected boolean canBeCalledAfter(AbstractRule rule,
                       org.eclipse.emf.ecore.EObject previousGrammarElement,
                       String previousText,
                       org.eclipse.emf.ecore.EObject nextGrammarElement)

createCallHierachyHelper

protected ParserBasedContentAssistContextFactory.CallHierarchyHelper createCallHierachyHelper(org.eclipse.emf.ecore.EObject previousGrammarElement,
                                                                                  String previousText,
                                                                                  org.eclipse.emf.ecore.EObject nextGrammarElement)

getRule

protected AbstractRule getRule(org.eclipse.emf.ecore.EObject currentGrammarElement)

getLastCompleteNodeByOffset

protected INode getLastCompleteNodeByOffset(INode node,
                                int offsetPosition)