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

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.che.jdt.refactoring.RefactoringManager.java

License:Open Source License

/**
 * Create rename refactoring. It can create two rename refactoring types.
 * First is linked mode rename refactoring, second is classic rename refactoring with wizard.
 * @param element element to rename//  w  ww .j  av  a 2s . co m
 * @param cu compilation unit which element belongs. null if element is IPackageFragment.
 * @param offset cursor position inside editor, used only for linked mode
 * @param lightweight if true try to create linked mode refactoring
 * @return rename refactoring session
 * @throws CoreException when impossible to create RenameSupport
 * @throws RefactoringException when we don't support renaming provided element
 */
public RenameRefactoringSession createRenameRefactoring(IJavaElement element, ICompilationUnit cu, int offset,
        boolean lightweight) throws CoreException, RefactoringException {

    //package fragments are always renamed with wizard
    RenameRefactoringSession session = DtoFactory.newDto(RenameRefactoringSession.class);
    String id = String.format("rename-%s", sessionId.getAndIncrement());
    session.setSessionId(id);
    session.setOldName(element.getElementName());
    session.setWizardType(getWizardType(element));
    if (lightweight && !(element instanceof IPackageFragment)) {
        RenameLinkedModeRefactoringSession refactoringSession = new RenameLinkedModeRefactoringSession(element,
                cu, offset);
        LinkedModeModel model = refactoringSession.getModel();
        if (model == null) {
            //we don't find edits for this element, so show wizard
            session.setMastShowWizard(true);
        } else {
            session.setMastShowWizard(false);
            session.setLinkedModeModel(model);
        }
        sessions.put(id, refactoringSession);
        return session;
    } else {
        RenameSupport renameSupport = createRenameSupport(element, null, RenameSupport.UPDATE_REFERENCES);
        if (renameSupport != null && renameSupport.preCheck().isOK()) {
            RenameRefactoring refactoring = renameSupport.getfRefactoring();
            RenameSession renameSession = new RenameSession(refactoring);
            session.setMastShowWizard(true);
            sessions.put(id, renameSession);
            return session;

        }
        throw new RefactoringException(
                "Can't create refactoring session for element: " + element.getElementName());
    }
}

---

From source file:org.eclipse.che.jdt.refactoring.RenameTypeTest.java

License:Open Source License

private void checkMappers(Refactoring refactoring, IType type, String newCUName,
        IJavaElement[] someClassMembers) {
    RenameTypeProcessor rtp = (RenameTypeProcessor) ((RenameRefactoring) refactoring).getProcessor();

    ICompilationUnit newUnit = (ICompilationUnit) rtp.getRefactoredJavaElement(type.getCompilationUnit());
    assertTrue(newUnit.exists());/*from   w ww .  ja  v  a 2s .  c o m*/
    assertTrue(newUnit.getElementName().equals(newCUName));

    IFile newFile = (IFile) rtp.getRefactoredResource(type.getResource());
    assertTrue(newFile.exists());
    assertTrue(newFile.getName().equals(newCUName));

    if ((type.getParent().getElementType() == IJavaElement.COMPILATION_UNIT)
            && type.getCompilationUnit().getElementName().equals(type.getElementName() + ".java")) {
        assertFalse(type.getCompilationUnit().exists());
        assertFalse(type.getResource().exists());
    }

    IPackageFragment oldPackage = (IPackageFragment) type.getCompilationUnit().getParent();
    IPackageFragment newPackage = (IPackageFragment) rtp.getRefactoredJavaElement(oldPackage);
    assertEquals(oldPackage, newPackage);

    for (int i = 0; i < someClassMembers.length; i++) {
        IMember member = (IMember) someClassMembers[i];
        IJavaElement refactoredMember = rtp.getRefactoredJavaElement(member);
        if (member instanceof IMethod && member.getElementName().equals(type.getElementName()))
            continue; // constructor
        assertTrue(refactoredMember.exists());
        assertEquals(member.getElementName(), refactoredMember.getElementName());
        assertFalse(refactoredMember.equals(member));
    }
}

---

From source file:org.eclipse.che.jdt.search.SearchManager.java

License:Open Source License

public FindUsagesResponse findUsage(IJavaProject javaProject, String fqn, int offset) throws SearchException {
    try {//from w  w w.  j av a 2s .co m
        ICompilationUnit compilationUnit;
        IType type = javaProject.findType(fqn);
        if (type == null) {
            throw new SearchException("Can't find type: " + fqn);
        }
        if (type.isBinary()) {
            compilationUnit = type.getClassFile().getWorkingCopy(DefaultWorkingCopyOwner.PRIMARY, null);
            if (compilationUnit == null) {
                throw new SearchException("Can't find sources for: " + fqn + " type");
            }
        } else {
            compilationUnit = type.getCompilationUnit();
        }
        IJavaElement[] elements = compilationUnit.codeSelect(offset, 0);
        if (elements != null && elements.length == 1) {
            IJavaElement element = elements[0];
            if (isTypeValid(element, TYPES_FOR_FIND_USAGE)) {
                return performFindUsageSearch(element);
            } else {
                throw new SearchException("Find usage can't search for element: " + element.getElementName());
            }

        } else {
            throw new SearchException(
                    "Can't find element to search, try to move cursor to another place and invoke search again");
        }

    } catch (JavaModelException e) {
        LOG.error(e.getMessage(), e);
        throw new SearchException(String.format("Can't find project: %s or file for FQN: %s",
                javaProject.getPath().toOSString(), fqn), e);
    } catch (BadLocationException e) {
        LOG.error(e.getMessage(), e);
        throw new SearchException("Some error happened when formatting search result", e);
    }
}

---

From source file:org.eclipse.che.plugin.java.server.che.JavadocFromSourceTest.java

License:Open Source License

@Test
public void testResolveMethodsParam() throws Exception {
    IJavaElement element = project
            .findElement("Lorg/eclipse/che/test/MyClass;.isValidName(Ljava.lang.String;)Z", null);
    assertThat(element).isNotNull().isInstanceOf(IMethod.class);
    assertThat(element.getElementName()).isEqualTo("isValidName");
}

---

From source file:org.eclipse.che.plugin.java.server.jdt.refactoring.RenameTypeTest.java

License:Open Source License

private void checkMappers(Refactoring refactoring, IType type, String newCUName,
        IJavaElement[] someClassMembers) {
    RenameTypeProcessor rtp = (RenameTypeProcessor) ((RenameRefactoring) refactoring).getProcessor();

    ICompilationUnit newUnit = (ICompilationUnit) rtp.getRefactoredJavaElement(type.getCompilationUnit());
    TestCase.assertTrue(newUnit.exists());
    TestCase.assertTrue(newUnit.getElementName().equals(newCUName));

    IFile newFile = (IFile) rtp.getRefactoredResource(type.getResource());
    TestCase.assertTrue(newFile.exists());
    TestCase.assertTrue(newFile.getName().equals(newCUName));

    if ((type.getParent().getElementType() == IJavaElement.COMPILATION_UNIT)
            && type.getCompilationUnit().getElementName().equals(type.getElementName() + ".java")) {
        Assert.assertFalse(type.getCompilationUnit().exists());
        Assert.assertFalse(type.getResource().exists());
    }//from   ww w.j  a v a  2 s  .c  om

    IPackageFragment oldPackage = (IPackageFragment) type.getCompilationUnit().getParent();
    IPackageFragment newPackage = (IPackageFragment) rtp.getRefactoredJavaElement(oldPackage);
    Assert.assertEquals(oldPackage, newPackage);

    for (int i = 0; i < someClassMembers.length; i++) {
        IMember member = (IMember) someClassMembers[i];
        IJavaElement refactoredMember = rtp.getRefactoredJavaElement(member);
        if (member instanceof IMethod && member.getElementName().equals(type.getElementName()))
            continue; // constructor
        TestCase.assertTrue(refactoredMember.exists());
        Assert.assertEquals(member.getElementName(), refactoredMember.getElementName());
        Assert.assertFalse(refactoredMember.equals(member));
    }
}

---

From source file:org.eclipse.che.plugin.java.server.refactoring.RefactoringManager.java

License:Open Source License

/**
 * Create rename refactoring. It can create two rename refactoring types.
 * First is linked mode rename refactoring, second is classic rename refactoring with wizard.
 *
 * @param element//  w w  w . jav  a 2  s  .  c o  m
 *         element to rename
 * @param cu
 *         compilation unit which element belongs. null if element is IPackageFragment.
 * @param offset
 *         cursor position inside editor, used only for linked mode
 * @param lightweight
 *         if true try to create linked mode refactoring
 * @return rename refactoring session
 * @throws CoreException
 *         when impossible to create RenameSupport
 * @throws RefactoringException
 *         when we don't support renaming provided element
 */
public RenameRefactoringSession createRenameRefactoring(IJavaElement element, ICompilationUnit cu, int offset,
        boolean lightweight) throws CoreException, RefactoringException {

    //package fragments are always renamed with wizard
    RenameRefactoringSession session = DtoFactory.newDto(RenameRefactoringSession.class);
    String id = String.format("rename-%s", sessionId.getAndIncrement());
    session.setSessionId(id);
    session.setOldName(element.getElementName());
    session.setWizardType(getWizardType(element));
    if (lightweight && !(element instanceof IPackageFragment)) {
        RenameLinkedModeRefactoringSession refactoringSession = new RenameLinkedModeRefactoringSession(element,
                cu, offset);
        LinkedModeModel model = refactoringSession.getModel();
        if (model != null) {
            session.setLinkedModeModel(model);
        }
        sessions.put(id, refactoringSession);
        return session;
    } else {
        RenameSupport renameSupport = createRenameSupport(element, null, RenameSupport.UPDATE_REFERENCES);
        if (renameSupport != null && renameSupport.preCheck().isOK()) {
            RenameRefactoring refactoring = renameSupport.getfRefactoring();
            RenameSession renameSession = new RenameSession(refactoring);
            sessions.put(id, renameSession);
            return session;

        }
        throw new RefactoringException(
                "Can't create refactoring session for element: " + element.getElementName());
    }
}

---

From source file:org.eclipse.dltk.mod.javascript.jdt.integration.JavaElementReference.java

License:Open Source License

public JavaElementReference(IJavaElement element, IModelElement owner) {
    super(element.getElementName(), true);
    this.element = element;
    this.owner = owner;
}

---

From source file:org.eclipse.dltk.mod.javascript.jdt.integration.JavaProposalReference.java

License:Open Source License

public void addModelElements(Collection toAdd) {
    try {//from   w w  w  .ja  va  2s  .  c  om

        IType r = findType(parentName);
        if (isGlobal) {
            if (r == null)
                return;
            ISourceRange sourceRange = r.getSourceRange();
            FakeField fakeField = new JavaReferenceFakeField((ModelElement) owner.getModule(),
                    r.getElementName(), sourceRange.getOffset(), sourceRange.getLength(), r);
            toAdd.add(fakeField);
            return;
        }
        while (r != null) {
            IJavaElement[] children = r.getChildren();
            boolean added = false;
            for (int a = 0; a < children.length; a++) {
                IJavaElement javaElement = children[a];
                IMember m = (IMember) javaElement;
                if (m.getElementName().equals(this.getName())) {

                    ISourceRange sourceRange = m.getSourceRange();
                    FakeField fakeField = new JavaReferenceFakeField((ModelElement) owner.getModule(),
                            javaElement.getElementName(), sourceRange.getOffset(), sourceRange.getLength(),
                            javaElement);
                    int flags = m.getFlags();
                    if (Flags.isPublic(flags) || Flags.isProtected(flags)) {
                        toAdd.add(fakeField);
                        added = true;
                        break;
                    }

                }

            }
            if (added)
                break;
            String sm = r.getSuperclassTypeSignature();

            if (sm != null) {
                sm = sm.substring(1, sm.length() - 1);
                r = project.findType(sm);
            } else
                r = null;
        }
    } catch (JavaModelException e) {
    }
}

---

From source file:org.eclipse.e4.demo.simpleide.jdt.internal.editor.viewer.JavaElementLabelComposer.java

License:Open Source License

/**
 * Appends the label for a Java element with the flags as defined by this
 * class.// w ww.  j  a va  2 s  . c om
 * 
 * @param element
 *            the element to render
 * @param flags
 *            the rendering flags.
 */
public void appendElementLabel(IJavaElement element, long flags) {
    int type = element.getElementType();
    IPackageFragmentRoot root = null;

    if (type != IJavaElement.JAVA_MODEL && type != IJavaElement.JAVA_PROJECT
            && type != IJavaElement.PACKAGE_FRAGMENT_ROOT)
        root = JavaModelUtil.getPackageFragmentRoot(element);
    if (root != null && getFlag(flags, JavaElementLabels.PREPEND_ROOT_PATH)) {
        appendPackageFragmentRootLabel(root, JavaElementLabels.ROOT_QUALIFIED);
        fBuffer.append(JavaElementLabels.CONCAT_STRING);
    }

    switch (type) {
    case IJavaElement.METHOD:
        appendMethodLabel((IMethod) element, flags);
        break;
    case IJavaElement.FIELD:
        appendFieldLabel((IField) element, flags);
        break;
    case IJavaElement.LOCAL_VARIABLE:
        appendLocalVariableLabel((ILocalVariable) element, flags);
        break;
    case IJavaElement.TYPE_PARAMETER:
        appendTypeParameterLabel((ITypeParameter) element, flags);
        break;
    case IJavaElement.INITIALIZER:
        appendInitializerLabel((IInitializer) element, flags);
        break;
    case IJavaElement.TYPE:
        appendTypeLabel((IType) element, flags);
        break;
    case IJavaElement.CLASS_FILE:
        appendClassFileLabel((IClassFile) element, flags);
        break;
    case IJavaElement.COMPILATION_UNIT:
        appendCompilationUnitLabel((ICompilationUnit) element, flags);
        break;
    case IJavaElement.PACKAGE_FRAGMENT:
        appendPackageFragmentLabel((IPackageFragment) element, flags);
        break;
    case IJavaElement.PACKAGE_FRAGMENT_ROOT:
        appendPackageFragmentRootLabel((IPackageFragmentRoot) element, flags);
        break;
    case IJavaElement.IMPORT_CONTAINER:
    case IJavaElement.IMPORT_DECLARATION:
    case IJavaElement.PACKAGE_DECLARATION:
        appendDeclarationLabel(element, flags);
        break;
    case IJavaElement.JAVA_PROJECT:
    case IJavaElement.JAVA_MODEL:
        fBuffer.append(element.getElementName());
        break;
    default:
        fBuffer.append(element.getElementName());
    }

    if (root != null && getFlag(flags, JavaElementLabels.APPEND_ROOT_PATH)) {
        int offset = fBuffer.length();
        fBuffer.append(JavaElementLabels.CONCAT_STRING);
        appendPackageFragmentRootLabel(root, JavaElementLabels.ROOT_QUALIFIED);

        if (getFlag(flags, JavaElementLabels.COLORIZE)) {
            fBuffer.setStyle(offset, fBuffer.length() - offset, QUALIFIER_STYLE);
        }

    }
}

---

From source file:org.eclipse.e4.demo.simpleide.jdt.internal.editor.viewer.JavaElementLabelComposer.java

License:Open Source License

/**
 * Appends the label for a import container, import or package declaration.
 * Considers the D_* flags.//from   w  w  w .  j ava  2s  .co  m
 * 
 * @param declaration
 *            the element to render
 * @param flags
 *            the rendering flags. Flags with names starting with 'D_' are
 *            considered.
 */
public void appendDeclarationLabel(IJavaElement declaration, long flags) {
    if (getFlag(flags, JavaElementLabels.D_QUALIFIED)) {
        IJavaElement openable = (IJavaElement) declaration.getOpenable();
        if (openable != null) {
            appendElementLabel(openable, JavaElementLabels.CF_QUALIFIED | JavaElementLabels.CU_QUALIFIED
                    | (flags & QUALIFIER_FLAGS));
            fBuffer.append('/');
        }
    }
    if (declaration.getElementType() == IJavaElement.IMPORT_CONTAINER) {
        fBuffer.append(messages.JavaElementLabels_import_container());
    } else {
        fBuffer.append(declaration.getElementName());
    }
    // post qualification
    if (getFlag(flags, JavaElementLabels.D_POST_QUALIFIED)) {
        int offset = fBuffer.length();
        IJavaElement openable = (IJavaElement) declaration.getOpenable();
        if (openable != null) {
            fBuffer.append(JavaElementLabels.CONCAT_STRING);
            appendElementLabel(openable, JavaElementLabels.CF_QUALIFIED | JavaElementLabels.CU_QUALIFIED
                    | (flags & QUALIFIER_FLAGS));
        }
        if (getFlag(flags, JavaElementLabels.COLORIZE)) {
            fBuffer.setStyle(offset, fBuffer.length() - offset, QUALIFIER_STYLE);
        }
    }
}

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