Examples with IJvmTypeProvider org.eclipse.xtext.common.types.access.IJvmTypeProvider used on opensource projects

Example 1 with IJvmTypeProvider

use of org.eclipse.xtext.common.types.access.IJvmTypeProvider in project xtext-xtend by eclipse.

the class XtendImportedNamespaceScopeProvider method getScope.

@Override
public IScope getScope(final EObject context, final EReference reference) {
    EClass referenceType = reference.getEReferenceType();
    if (TypesPackage.Literals.JVM_TYPE.isSuperTypeOf(referenceType)) {
        if (context instanceof XImportDeclaration) {
            Resource resource = context.eResource();
            IJvmTypeProvider typeProvider = typeScopeProvider.getTypeProvider(resource.getResourceSet());
            AbstractTypeScope typeScope = typeScopeProvider.createTypeScope(typeProvider, null);
            IResourceDescriptions descriptions = resourceDescriptionsProvider.getResourceDescriptions(context.eResource().getResourceSet());
            IResourceDescription resourceDescription = descriptions.getResourceDescription(resource.getURI());
            if (resourceDescription != null) {
                typeScope = new LocalResourceFilteringTypeScope(typeScope, resourceDescription);
            }
            RecordingTypeScope recordingTypeScope = new RecordingTypeScope(typeScope, getImportedNamesSet(resource), getQualifiedNameConverter());
            // TODO this scope doesn't support binary syntax for inner types. It should be a KnownTypes scope which doesn't allow simple names
            // Unfortunately I cannot use a RecordingTypeScope as a parent as it is not compatible...
            IScope scope = SelectableBasedScope.createScope(recordingTypeScope, getAllDescriptions(resource), reference.getEReferenceType(), false);
            return scope;
        }
        final XtendFile xtendFile = getXtendFile(context);
        final Resource resource = xtendFile.eResource();
        AbstractScope result = resourceScopeCache.get("type.scope", xtendFile.eResource(), new Provider<AbstractScope>() {

            @Override
            public AbstractScope get() {
                IJvmTypeProvider typeProvider = typeScopeProvider.getTypeProvider(resource.getResourceSet());
                AbstractTypeScope typeScope = typeScopeProvider.createTypeScope(typeProvider, null);
                IResourceDescriptions descriptions = resourceDescriptionsProvider.getResourceDescriptions(context.eResource().getResourceSet());
                IResourceDescription resourceDescription = descriptions.getResourceDescription(resource.getURI());
                if (resourceDescription != null) {
                    typeScope = new LocalResourceFilteringTypeScope(typeScope, resourceDescription);
                }
                RecordingTypeScope recordingTypeScope = new RecordingTypeScope(typeScope, getImportedNamesSet(resource), getQualifiedNameConverter());
                AbstractScope rootTypeScope = getRootTypeScope(xtendFile, recordingTypeScope);
                AbstractScope importScope = getImportScope(xtendFile.getImportSection(), rootTypeScope, recordingTypeScope);
                AbstractScope localTypes = getResourceTypeScope(xtendFile.eResource(), xtendFile.getPackage(), importScope);
                AbstractScope primitiveAware = new PrimitiveAwareScope(localTypes, typeScope);
                AbstractScope caching = new CachingTypeScope(primitiveAware);
                return caching;
            }
        });
        if (context instanceof AnonymousClass) {
            // necessary for the super type of an anonymous class expression
            JvmDeclaredType inferredAnonymousType = associations.getInferredType((AnonymousClass) context);
            if (inferredAnonymousType != null)
                result = new LocalTypeScope(singletonList(inferredAnonymousType), result);
        }
        XtendMember syntacticContainer = EcoreUtil2.getContainerOfType(context, XtendMember.class);
        if (syntacticContainer != null) {
            result = getContainerScope(syntacticContainer, result);
        }
        EObject logicalContainer = logicalContainerProvider.getNearestLogicalContainer(context);
        if (logicalContainer != null) {
            List<List<JvmTypeParameter>> typeParameters = new ArrayList<List<JvmTypeParameter>>();
            while (logicalContainer instanceof JvmTypeParameterDeclarator) {
                JvmTypeParameterDeclarator typeParamProvider = (JvmTypeParameterDeclarator) logicalContainer;
                if (!typeParamProvider.getTypeParameters().isEmpty()) {
                    typeParameters.add(typeParamProvider.getTypeParameters());
                }
                logicalContainer = logicalContainer.eContainer();
            }
            if (!typeParameters.isEmpty())
                result = new TypeParameterScope(typeParameters, result);
        }
        return result;
    } else if (TypesPackage.Literals.JVM_CONSTRUCTOR.isSuperTypeOf(referenceType)) {
        IScope typeScope = getScope(context, TypesPackage.Literals.JVM_PARAMETERIZED_TYPE_REFERENCE__TYPE);
        // this is not called from the type resolution where we want to allow constructors to link to interfaces
        // in order to improve the error message, therefore we use a strict wrapper here
        IScope result = new ConstructorTypeScopeWrapper(context, IVisibilityHelper.ALL, typeScope, true);
        return result;
    } else {
        throw new IllegalArgumentException("Unexpected global request for " + reference);
    }
}

Example 2 with IJvmTypeProvider

use of org.eclipse.xtext.common.types.access.IJvmTypeProvider in project xtext-xtend by eclipse.

the class JavaLinkingTest method testNavigateToXtendClassArray.

@Test
public void testNavigateToXtendClassArray() throws Exception {
    IFile xtendFile = testHelper.createFile("test/XtendClass", "package test\nclass XtendClass {}");
    IFile javaFile = testHelper.createFileImpl(WorkbenchTestHelper.TESTPROJECT_NAME + "/src/test/JavaClass.java", "package test;\npublic class JavaClass extends java.util.ArrayList<XtendClass[]> {}");
    waitForBuild();
    assertNumberOfMarkers(xtendFile, 0);
    assertNumberOfMarkers(javaFile, 0);
    ResourceSet resourceSet = resourceSetProvider.get(testHelper.getProject());
    IJvmTypeProvider jvmTypeProvider = typeProviderFactory.findOrCreateTypeProvider(resourceSet);
    JvmType javaType = jvmTypeProvider.findTypeByName("test.JavaClass");
    assertNotNull(javaType);
    assertTrue(javaType instanceof JvmDeclaredType);
    JvmDeclaredType declaredJavaType = (JvmDeclaredType) javaType;
    JvmParameterizedTypeReference arrayList = (JvmParameterizedTypeReference) declaredJavaType.getSuperTypes().get(0);
    JvmTypeReference arrayReference = arrayList.getArguments().get(0);
    assertTrue(arrayReference instanceof JvmGenericArrayTypeReference);
    JvmType arrayType = arrayReference.getType();
    assertTrue(arrayType instanceof JvmArrayType);
    JvmType xtendType = ((JvmArrayType) arrayType).getComponentType();
    assertNotNull(xtendType);
    assertEquals("test.XtendClass", xtendType.getQualifiedName());
    Resource xtendResource = xtendType.eResource();
    assertEquals("platform:/resource" + xtendFile.getFullPath(), xtendResource.getURI().toString());
}

Example 3 with IJvmTypeProvider

use of org.eclipse.xtext.common.types.access.IJvmTypeProvider in project xtext-xtend by eclipse.

the class JavaLinkingTest method testGetXtendClassAsArray.

@Test
public void testGetXtendClassAsArray() throws Exception {
    IFile xtendFile = testHelper.createFile("test/XtendClass", "package test\nclass XtendClass {}");
    waitForBuild();
    assertNumberOfMarkers(xtendFile, 0);
    ResourceSet resourceSet = resourceSetProvider.get(testHelper.getProject());
    IJvmTypeProvider jvmTypeProvider = typeProviderFactory.findOrCreateTypeProvider(resourceSet);
    JvmType xtendArrayType = jvmTypeProvider.findTypeByName("test.XtendClass[][]");
    assertNotNull(xtendArrayType);
    assertTrue(xtendArrayType instanceof JvmArrayType);
    assertEquals("test.XtendClass[][]", xtendArrayType.getQualifiedName());
    Resource xtendResource = xtendArrayType.eResource();
    assertEquals("platform:/resource" + xtendFile.getFullPath(), xtendResource.getURI().toString());
}

Example 4 with IJvmTypeProvider

use of org.eclipse.xtext.common.types.access.IJvmTypeProvider in project xtext-eclipse by eclipse.

the class ContentAssistTestLanguageProposalProvider method completeReferenceHolder_SubtypeReference.

@Override
public void completeReferenceHolder_SubtypeReference(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
    ResourceSet resourceSet = model.eResource().getResourceSet();
    IJvmTypeProvider typeProvider = typeProviderFactory.findOrCreateTypeProvider(resourceSet);
    JvmType superType = typeProvider.findTypeByName(Collection.class.getName());
    typesProposalProvider.createSubTypeProposals(superType, this, context, ContentAssistTestLanguagePackage.Literals.REFERENCE_HOLDER__SUBTYPE_REFERENCE, acceptor);
}

Example 5 with IJvmTypeProvider

use of org.eclipse.xtext.common.types.access.IJvmTypeProvider in project xtext-xtend by eclipse.

the class Java8TypeProviderTest method testDefaultJavaMethod.

@Test
public void testDefaultJavaMethod() {
    final IJvmTypeProvider typeProvider = this.typeProviderFactory.createTypeProvider();
    JvmType _findTypeByName = typeProvider.findTypeByName(JavaInterface.class.getCanonicalName());
    final JvmGenericType intf = ((JvmGenericType) _findTypeByName);
    this.doTestMethods(intf);
}