Example usage for org.eclipse.jdt.core IJavaElement getElementName

List of usage examples for org.eclipse.jdt.core IJavaElement getElementName

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Introduction

In this page you can find the example usage for org.eclipse.jdt.core IJavaElement getElementName.

Prototype

String getElementName();

Source Link

Document

Returns the name of this element.

Usage

From source file:org.eclipse.xtend.ide.tests.navigation.DetectImplHyperlinksTest.java

License:Open Source License

@Test
public void testComputeHyperlink_1() throws Exception {
    String content = "package foo class Foo { def b|ar(String a) {} }";
    XtextEditor xtextEditor = openEditor(content.replace("|", ""));
    int offset = content.indexOf("|");

    IHyperlink[] detectHyperlinks = hyperlinkDetector.detectHyperlinks(xtextEditor.getInternalSourceViewer(),
            new Region(offset, 1), true);
    assertEquals(2, detectHyperlinks.length);
    IHyperlink hyperlink = detectHyperlinks[0];
    assertTrue(hyperlink instanceof JdtHyperlink);
    JdtHyperlink casted = (JdtHyperlink) hyperlink;
    assertEquals(offset - 1, casted.getHyperlinkRegion().getOffset());
    assertEquals(3, casted.getHyperlinkRegion().getLength());
    IJavaElement element = ((JdtHyperlink) hyperlink).getJavaElement();
    assertTrue(element instanceof IType);
    assertEquals("Object", element.getElementName());
    assertEquals("Open Inferred Type - Object", casted.getHyperlinkText());
}

From source file:org.eclipse.xtend.ide.tests.navigation.DetectImplHyperlinksTest.java

License:Open Source License

@Test
public void testComputeHyperlink_2() throws Exception {
    String content = "package foo class Foo { def bar(String a) { fo|o() } def foo(){}}";
    XtextEditor xtextEditor = openEditor(content.replace("|", ""));
    int offset = content.indexOf("|");

    IHyperlink[] detectHyperlinks = hyperlinkDetector.detectHyperlinks(xtextEditor.getInternalSourceViewer(),
            new Region(offset, 1), true);
    assertEquals(3, detectHyperlinks.length);
    XbaseImplementatorsHyperlink hyperlink = Iterables
            .filter(Lists.newArrayList(detectHyperlinks), XbaseImplementatorsHyperlink.class).iterator().next();
    assertEquals(offset - 2, hyperlink.getHyperlinkRegion().getOffset());
    assertEquals(3, hyperlink.getHyperlinkRegion().getLength());
    IJavaElement element = hyperlink.getElement();
    assertTrue(element instanceof IMethod);
    assertEquals("foo", element.getElementName());
}

From source file:org.eclipse.xtext.common.types.access.jdt.JdtTypeProviderTest.java

License:Open Source License

@Override
protected JvmOperation getMethodFromParameterizedMethods(String method) {
    JvmOperation result = super.getMethodFromParameterizedMethods(method);
    if (result != null) {
        IJavaElement found = elementFinder.findElementFor(result);
        assertEquals(IJavaElement.METHOD, found.getElementType());
        assertEquals(result.getSimpleName(), found.getElementName());
        IMethod foundMethod = (IMethod) found;
        assertEquals(result.getParameters().size(), foundMethod.getNumberOfParameters());
    }//ww w. j a  va2 s  .  c  o  m
    return result;
}

From source file:org.eclipse.xtext.common.types.access.jdt.JdtTypeProviderTest.java

License:Open Source License

@Override
protected JvmOperation getMethodFromType(EObject context, Class<?> type, String method) {
    JvmOperation result = super.getMethodFromType(context, type, method);
    if (result != null) {
        IJavaElement found = elementFinder.findElementFor(result);
        assertEquals(IJavaElement.METHOD, found.getElementType());
        assertEquals(result.getSimpleName(), found.getElementName());
        IMethod foundMethod = (IMethod) found;
        assertEquals(result.getParameters().size(), foundMethod.getNumberOfParameters());
    }//  w w w .j  ava  2 s.c  om
    return result;
}

From source file:org.eclipse.xtext.common.types.access.jdt.JdtTypeProviderTest.java

License:Open Source License

@Override
protected JvmConstructor getConstructorFromType(EObject context, Class<?> type, String constructor) {
    JvmConstructor result = super.getConstructorFromType(context, type, constructor);
    if (result != null) {
        IJavaElement found = elementFinder.findElementFor(result);
        assertEquals(IJavaElement.METHOD, found.getElementType());
        assertEquals(result.getSimpleName(), found.getElementName());
        IMethod foundMethod = (IMethod) found;
        assertEquals(result.getParameters().size(), foundMethod.getNumberOfParameters());
    }/*w  w w. java  2  s  . c o m*/
    return result;
}

From source file:org.eclipse.xtext.common.types.ui.refactoring.JdtRenameRefactoringProcessorFactory.java

License:Open Source License

public JavaRenameProcessor createRenameProcessor(IJavaElement element) {
    try {//from   w  w w . j a v  a  2 s .  c om
        switch (element.getElementType()) {
        case IJavaElement.TYPE:
            return new RenameTypeProcessor((IType) element);
        case IJavaElement.FIELD:
            if (((IField) element).getDeclaringType().isEnum())
                return new RenameEnumConstProcessor((IField) element);
            else
                return new RenameFieldProcessor((IField) element);
        case IJavaElement.METHOD:
            if (((IMethod) element).isConstructor())
                break;
            if (Flags.isStatic(((IMethod) element).getFlags())
                    || Flags.isPrivate(((IMethod) element).getFlags()))
                return new RenameNonVirtualMethodProcessor((IMethod) element);
            else
                return new RenameVirtualMethodProcessor((IMethod) element);
        case IJavaElement.TYPE_PARAMETER:
            return new RenameTypeParameterProcessor((ITypeParameter) element);
        case IJavaElement.LOCAL_VARIABLE:
            return new RenameLocalVariableProcessor((ILocalVariable) element);

        }
    } catch (JavaModelException exc) {
        LOG.error("Error creating refactoring processor for " + element.getElementName(), exc);
    }
    return null;
}

From source file:org.eclipse.xtext.common.types.ui.refactoring.JvmRenameRefactoringProvider.java

License:Open Source License

@Override
public ProcessorBasedRefactoring getRenameRefactoring(IRenameElementContext renameElementContext) {
    if (renameElementContext instanceof JdtRefactoringContext) {
        IJavaElement javaElement = ((JdtRefactoringContext) renameElementContext).getJavaElement();
        if (isJavaSource(javaElement)) {
            try {
                RenameJavaElementDescriptor renameDescriptor = createRenameDescriptor(javaElement,
                        javaElement.getElementName());
                return (ProcessorBasedRefactoring) renameDescriptor.createRefactoring(new RefactoringStatus());
            } catch (Exception exc) {
                throw new WrappedException(exc);
            }/*from   www.  ja v a 2s  .  c  o  m*/
        }
    }
    return super.getRenameRefactoring(renameElementContext);
}

From source file:org.eclipse.xtext.common.types.util.jdt.JavaElementFinderTest.java

License:Open Source License

protected void doTestFindMethod(Class<?> declaringType, String methodName, int numberOfParameters) {
    JvmOperation foundOperation = findOperation(declaringType, methodName, numberOfParameters);
    assertNotNull(foundOperation);//from   w w  w.  ja  va 2s.c om
    IJavaElement found = elementFinder.findElementFor(foundOperation);
    assertEquals(IJavaElement.METHOD, found.getElementType());
    assertEquals(methodName, found.getElementName());
    IMethod foundMethod = (IMethod) found;
    assertEquals(numberOfParameters, foundMethod.getNumberOfParameters());
}

From source file:org.eclipse.xtext.xbase.ui.navigation.JvmImplementationOpener.java

License:Open Source License

/**
 * Main parts of the logic is taken from {@link org.eclipse.jdt.internal.ui.javaeditor.JavaElementImplementationHyperlink}
 *
 * @param element - Element to show implementations for
 * @param textviewer - Viewer to show hierarchy view on
 * @param region - Region where to show hierarchy view
 *///from  ww  w  .  j a v a2 s  .  c o  m
public void openImplementations(final IJavaElement element, ITextViewer textviewer, IRegion region) {
    if (element instanceof IMethod) {
        ITypeRoot typeRoot = ((IMethod) element).getTypeRoot();
        CompilationUnit ast = SharedASTProvider.getAST(typeRoot, SharedASTProvider.WAIT_YES, null);
        if (ast == null) {
            openQuickHierarchy(textviewer, element, region);
            return;
        }
        try {
            ISourceRange nameRange = ((IMethod) element).getNameRange();
            ASTNode node = NodeFinder.perform(ast, nameRange);
            ITypeBinding parentTypeBinding = null;
            if (node instanceof SimpleName) {
                ASTNode parent = node.getParent();
                if (parent instanceof MethodInvocation) {
                    Expression expression = ((MethodInvocation) parent).getExpression();
                    if (expression == null) {
                        parentTypeBinding = Bindings.getBindingOfParentType(node);
                    } else {
                        parentTypeBinding = expression.resolveTypeBinding();
                    }
                } else if (parent instanceof SuperMethodInvocation) {
                    // Directly go to the super method definition
                    openEditor(element);
                    return;
                } else if (parent instanceof MethodDeclaration) {
                    parentTypeBinding = Bindings.getBindingOfParentType(node);
                }
            }
            final IType type = parentTypeBinding != null ? (IType) parentTypeBinding.getJavaElement() : null;
            if (type == null) {
                openQuickHierarchy(textviewer, element, region);
                return;
            }

            final String earlyExitIndicator = "EarlyExitIndicator";
            final ArrayList<IJavaElement> links = Lists.newArrayList();
            IRunnableWithProgress runnable = new IRunnableWithProgress() {

                @Override
                public void run(IProgressMonitor monitor)
                        throws InvocationTargetException, InterruptedException {
                    if (monitor == null) {
                        monitor = new NullProgressMonitor();
                    }
                    try {
                        String methodLabel = JavaElementLabels.getElementLabel(element,
                                JavaElementLabels.DEFAULT_QUALIFIED);
                        monitor.beginTask(
                                Messages.format("Searching for implementors of  ''{0}''", methodLabel), 100);
                        SearchRequestor requestor = new SearchRequestor() {
                            @Override
                            public void acceptSearchMatch(SearchMatch match) throws CoreException {
                                if (match.getAccuracy() == SearchMatch.A_ACCURATE) {
                                    IJavaElement element = (IJavaElement) match.getElement();
                                    if (element instanceof IMethod && !JdtFlags.isAbstract((IMethod) element)) {
                                        links.add(element);
                                        if (links.size() > 1) {
                                            throw new OperationCanceledException(earlyExitIndicator);
                                        }
                                    }
                                }
                            }
                        };
                        int limitTo = IJavaSearchConstants.DECLARATIONS
                                | IJavaSearchConstants.IGNORE_DECLARING_TYPE
                                | IJavaSearchConstants.IGNORE_RETURN_TYPE;
                        SearchPattern pattern = SearchPattern.createPattern(element, limitTo);
                        Assert.isNotNull(pattern);
                        SearchParticipant[] participants = new SearchParticipant[] {
                                SearchEngine.getDefaultSearchParticipant() };
                        SearchEngine engine = new SearchEngine();
                        engine.search(pattern, participants, SearchEngine.createHierarchyScope(type), requestor,
                                new SubProgressMonitor(monitor, 100));

                        if (monitor.isCanceled()) {
                            throw new InterruptedException();
                        }
                    } catch (OperationCanceledException e) {
                        throw new InterruptedException(e.getMessage());
                    } catch (CoreException e) {
                        throw new InvocationTargetException(e);
                    } finally {
                        monitor.done();
                    }
                }
            };

            try {
                PlatformUI.getWorkbench().getProgressService().busyCursorWhile(runnable);
            } catch (InvocationTargetException e) {
                IStatus status = new Status(IStatus.ERROR, JavaPlugin.getPluginId(), IStatus.OK,
                        Messages.format(
                                "An error occurred while searching for implementations of method ''{0}''. See error log for details.",
                                element.getElementName()),
                        e.getCause());
                JavaPlugin.log(status);
                ErrorDialog.openError(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
                        "Open Implementation", "Problems finding implementations.", status);
            } catch (InterruptedException e) {
                if (e.getMessage() != earlyExitIndicator) {
                    return;
                }
            }

            if (links.size() == 1) {
                openEditor(links.get(0));
            } else {
                openQuickHierarchy(textviewer, element, region);
            }

        } catch (JavaModelException e) {
            log.error("An error occurred while searching for implementations", e.getCause());
        } catch (PartInitException e) {
            log.error("An error occurred while searching for implementations", e.getCause());
        }
    }
}

From source file:org.eclipseguru.gwt.internal.core.refactoring.GwtRefactoringUtil.java

License:Open Source License

/**
 * Provides a public mechanism for creating the <code>Change</code> for
 * moving a type/*from   w  w w .  j a v  a  2  s. c  o  m*/
 * 
 * @param type
 *            the type being moved
 * @param destination
 *            the destination to move the type to
 * @return the <code>Change</code> for the type move
 * @throws CoreException
 */
public static Change createChangesForTypeMove(final IType type, final IJavaElement destination)
        throws CoreException {
    String newfqname = type.getElementName();
    if (destination instanceof IType) {
        newfqname = ((IType) destination).getFullyQualifiedName() + '$' + type.getElementName();
    } else if (destination instanceof IPackageFragment)
        if (!((IPackageFragment) destination).isDefaultPackage()) {
            newfqname = destination.getElementName() + '.' + type.getElementName();
        }
    return createChangesForTypeChange(type, newfqname);
}