Java PsiReference.EMPTY_ARRAY属性代码示例

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
    if (!(element instanceof XmlElement)) {
        return PsiReference.EMPTY_ARRAY;
    }

    List<PsiReference> psiReferences = new ArrayList<>();

    String methodName = StringUtil.unquoteString(element.getText());

    PhpClass phpClass = DiIndex.getPhpClassOfServiceMethod((XmlElement) element);
    if (phpClass != null) {
        Collection<Method> methods = phpClass.getMethods();
        methods.removeIf(m -> !m.getName().equalsIgnoreCase(methodName));
        psiReferences.add(new PolyVariantReferenceBase(element, methods));
    }

    return psiReferences.toArray(new PsiReference[psiReferences.size()]);
}
 

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {

    String value = StringUtil.unquoteString(element.getText());

    DiIndex index = DiIndex.getInstance(element.getProject());
    Collection<PsiElement> targets = index.getVirtualTypeElements(value, element.getResolveScope());

    if (!(targets.size() > 0)) {
        return PsiReference.EMPTY_ARRAY;
    }

    return new PsiReference[] {
            new PolyVariantReferenceBase(element, targets)
    };
}
 

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
    String value = StringUtil.unquoteString(element.getText());
    Collection<PsiElement> targets = EventIndex.getInstance(element.getProject())
            .getEventElements(
                    value,
                    GlobalSearchScope.getScopeRestrictedByFileTypes(
                            GlobalSearchScope.allScope(element.getProject()),
                            XmlFileType.INSTANCE
                    )
    );

    if (targets.size() > 0) {
        return new PsiReference[] {new PolyVariantReferenceBase(element, targets)};
    }
    return PsiReference.EMPTY_ARRAY;
}
 

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {

    String parameterName = StringUtil.unquoteString(element.getText());
    if (parameterName.isEmpty() || !(element instanceof XmlElement)) {
        return PsiReference.EMPTY_ARRAY;
    }


    DiIndex diIndex = DiIndex.getInstance(element.getProject());
    PhpClass phpClass = diIndex.getPhpClassOfArgument((XmlElement) element);
    if (phpClass != null) {
        Method constructor = phpClass.getConstructor();
        if (constructor != null) {
            Collection<Parameter> parameterList = new THashSet<>(Arrays.asList(constructor.getParameters()));
            parameterList.removeIf(p -> !p.getName().contains(parameterName));
            if (parameterList.size() > 0) {
                return new PsiReference[] {new PolyVariantReferenceBase(element, parameterList)};
            }
        }
    }

    return PsiReference.EMPTY_ARRAY;
}
 

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
    String value = StringUtil.unquoteString(element.getText());
    Collection<VirtualFile> containingFiles = FileBasedIndex.getInstance()
        .getContainingFiles(EventNameIndex.KEY, value,
                GlobalSearchScope.getScopeRestrictedByFileTypes(
                        GlobalSearchScope.allScope(element.getProject()),
                        PhpFileType.INSTANCE
                )
        );

    PsiManager psiManager = PsiManager.getInstance(element.getProject());
    for (VirtualFile virtualFile: containingFiles) {
        PhpFile phpFile = (PhpFile) psiManager.findFile(virtualFile);
        if (phpFile != null) {
            List<PsiElement> psiElements = new ArrayList<>();
            recursiveFill(psiElements, phpFile, value);
            if (psiElements.size() > 0) {
                return new PsiReference[] {new PolyVariantReferenceBase(element, psiElements)};
            }
        }
    }
    return PsiReference.EMPTY_ARRAY;
}
 

@NotNull
@Override
public final PsiReference[] getReferences() {
    final IElementType leafType = Optional.ofNullable(getFirstChild())
                                          .map(PsiElement::getNode)
                                          .map(ASTNode::getElementType)
                                          .orElse(null);

    if (ImpexTypes.MACRO_USAGE.equals(leafType)) {
        return new PsiReference[]{new ImpexMacrosReferenceBase(this)};
    }

    //optimisation: dont even try for macro's and documents
    if (!ImpexTypes.HEADER_PARAMETER_NAME.equals(leafType)) {
        return PsiReference.EMPTY_ARRAY;
    }
    if (myReference == null) {
        myReference = new TypeSystemAttributeReference(this);
    }
    return new PsiReference[]{myReference};
}
 

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
    List<PsiReference> psiReferences = new ArrayList<>();
    final Collection<PhpClassMember> members = new THashSet<>();

    String origValue = element.getText();
    String value = StringUtil.unquoteString(element.getText());

    Matcher matcher = Pattern.compile(PhpRegex.Xml.CLASS_MEMBER_NAME).matcher(value);
    if (!matcher.find()) {
        return PsiReference.EMPTY_ARRAY;
    }

    String elementName = matcher.group(1);
    String classFQN = value.substring(0, value.lastIndexOf("::"));

    PhpIndex phpIndex = PhpIndex.getInstance(element.getProject());
    for (final PhpClass phpClass : phpIndex.getAnyByFQN(classFQN)) {
        members.addAll(phpClass.getFields());
        members.addAll(phpClass.getMethods());
        members.removeIf(c -> !c.getName().equals(elementName));
    }

    if (members.size() > 0) {
        TextRange range = new TextRange(
                origValue.indexOf(elementName),
                origValue.indexOf(elementName) + elementName.length()
        );
        psiReferences.add(new PolyVariantReferenceBase(element, range, members));
    }
    return psiReferences.toArray(new PsiReference[psiReferences.size()]);
}
 

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
    String value = StringUtil.unquoteString(element.getText());
    List<XmlTag> targets = LayoutIndex.getContainerDeclarations(value, element.getProject());
    if (targets.size() > 0) {
        return new PsiReference[] {new PolyVariantReferenceBase(element, targets)};
    }
    return PsiReference.EMPTY_ARRAY;
}
 

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
    String value = StringUtil.unquoteString(element.getText());
    List<XmlFile> targets = LayoutIndex.getLayoutFiles(element.getProject(), value);
    if (targets.size() > 0) {
        return new PsiReference[] {new PolyVariantReferenceBase(element, targets)};
    }
    return PsiReference.EMPTY_ARRAY;
}
 

@NotNull
@Override
public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
    String value = StringUtil.unquoteString(element.getText());
    List<XmlTag> targets = LayoutIndex.getBlockDeclarations(value, element.getProject());
    if (targets.size() > 0) {
        return new PsiReference[] {new PolyVariantReferenceBase(element, targets)};
    }
    return PsiReference.EMPTY_ARRAY;
}