Example usage for org.eclipse.jdt.core IJavaProject findElement

List of usage examples for org.eclipse.jdt.core IJavaProject findElement

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Introduction

In this page you can find the example usage for org.eclipse.jdt.core IJavaProject findElement.

Prototype

IJavaElement findElement(IPath path) throws JavaModelException;

Source Link

Document

Returns the IJavaElement corresponding to the given classpath-relative path, or null if no such IJavaElement is found.

Usage

From source file:org.eclipse.pde.api.tools.util.tests.ApiBaselineManagerTests.java

License:Open Source License

/**
 * Tests that tags updated on an inner type are updated in the workspace
 * description./*  w  w w .  ja  v a2 s .  c o m*/
 * 
 * This test adds a @noinstantiate tag to an inner class in TestClass3
 */
public void testWPUpdateSourceInnerTypeChanged() throws Exception {
    IJavaProject project = getTestingProject();
    assertNotNull("The testing project must exist", project); //$NON-NLS-1$
    IPackageFragmentRoot root = project.findPackageFragmentRoot(
            new Path(project.getElementName()).append(ProjectUtils.SRC_FOLDER).makeAbsolute());
    assertNotNull("the 'src' package fragment root must exist", root); //$NON-NLS-1$
    assertTestSource(root, TESTING_PACKAGE, "TestClass3"); //$NON-NLS-1$
    ICompilationUnit element = (ICompilationUnit) project.findElement(new Path("a/b/c/TestClass3.java")); //$NON-NLS-1$
    assertNotNull("TestClass3 must exist in the test project", element); //$NON-NLS-1$
    updateTagInSource(element, "InnerTestClass3", null, "@noinstantiate", false); //$NON-NLS-1$ //$NON-NLS-2$
    IApiDescription desc = getTestProjectApiDescription();
    assertNotNull("the testing project api description must exist", desc); //$NON-NLS-1$
    IApiAnnotations annot = desc.resolveAnnotations(Factory.typeDescriptor("a.b.c.TestClass3$InnerTestClass3")); //$NON-NLS-1$
    assertNotNull("the annotations for a.b.c.TestClass3$InnerTestClass3 cannot be null", annot); //$NON-NLS-1$
    assertFalse("there must not be a noinstantiate setting for TestClass3$InnerTestClass3", //$NON-NLS-1$
            (annot.getRestrictions() & RestrictionModifiers.NO_INSTANTIATE) != 0);
    assertFalse("there must not be a noextend setting for TestClass3$InnerTestClass3", //$NON-NLS-1$
            (annot.getRestrictions() & RestrictionModifiers.NO_EXTEND) != 0);
}

From source file:org.eclipse.pde.api.tools.util.tests.ApiBaselineManagerTests.java

License:Open Source License

/**
 * Tests that changing the javadoc for a method updates the workspace
 * baseline//from w  ww  .  j a va 2 s .co m
 * 
 * This test adds a @noextend tag to the method foo() in TestClass1
 */
public void testWPUpdateSourceMethodChanged() throws Exception {
    IJavaProject project = getTestingProject();
    assertNotNull("The testing project must exist", project); //$NON-NLS-1$
    IPackageFragmentRoot root = project.findPackageFragmentRoot(
            new Path(project.getElementName()).append(ProjectUtils.SRC_FOLDER).makeAbsolute());
    assertNotNull("the 'src' package fragment root must exist", root); //$NON-NLS-1$
    assertTestSource(root, TESTING_PACKAGE, "TestClass1"); //$NON-NLS-1$
    ICompilationUnit element = (ICompilationUnit) project.findElement(new Path("a/b/c/TestClass1.java")); //$NON-NLS-1$
    assertNotNull("TestClass1 must exist in the test project", element); //$NON-NLS-1$
    updateTagInSource(element, "foo", "()V", "@nooverride", false); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    IApiDescription desc = getTestProjectApiDescription();
    assertNotNull("the testing project api description must exist", desc); //$NON-NLS-1$
    IApiAnnotations annot = desc.resolveAnnotations(Factory.methodDescriptor("a.b.c.TestClass1", "foo", "()V")); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    assertNotNull("the annotations for foo() cannot be null", annot); //$NON-NLS-1$
    assertTrue("there must be a nooverride setting for foo()", //$NON-NLS-1$
            (annot.getRestrictions() & RestrictionModifiers.NO_OVERRIDE) != 0);
}

From source file:org.eclipse.pde.api.tools.util.tests.ApiBaselineManagerTests.java

License:Open Source License

/**
 * Tests that changing the javadoc for a field updates the workspace
 * baseline//from   w ww. j a v a2s  . c  om
 * 
 * This test adds a @noextend tag to the field 'field' in TestField9
 */
public void testWPUpdateSourceFieldChanged() throws Exception {
    IJavaProject project = getTestingProject();
    assertNotNull("The testing project must exist", project); //$NON-NLS-1$
    IPackageFragmentRoot root = project.findPackageFragmentRoot(
            new Path(project.getElementName()).append(ProjectUtils.SRC_FOLDER).makeAbsolute());
    assertNotNull("the 'src' package fragment root must exist", root); //$NON-NLS-1$
    assertTestSource(root, TESTING_PACKAGE, "TestField9"); //$NON-NLS-1$
    ICompilationUnit element = (ICompilationUnit) project.findElement(new Path("a/b/c/TestField9.java")); //$NON-NLS-1$
    assertNotNull("TestField9 must exist in the test project", element); //$NON-NLS-1$
    updateTagInSource(element, "field", null, "@noreference", false); //$NON-NLS-1$ //$NON-NLS-2$
    IApiDescription desc = getTestProjectApiDescription();
    assertNotNull("the testing project api description must exist", desc); //$NON-NLS-1$
    IApiAnnotations annot = desc.resolveAnnotations(Factory.fieldDescriptor("a.b.c.TestField9", "field")); //$NON-NLS-1$ //$NON-NLS-2$
    assertNotNull("the annotations for 'field' cannot be null", annot); //$NON-NLS-1$
    assertTrue("there must be a noreference setting for 'field'", //$NON-NLS-1$
            (annot.getRestrictions() & RestrictionModifiers.NO_REFERENCE) != 0);
}

From source file:org.eclipse.pde.api.tools.util.tests.ApiBaselineManagerTests.java

License:Open Source License

/**
 * Tests that removing a tag from a method updates the workspace baseline
 * //from   w ww  . ja  va2 s  .c om
 * This test removes a @noextend tag to the method foo() in TestClass1
 */
public void testWPUpdateSourceMethodRemoveTag() throws Exception {
    IJavaProject project = getTestingProject();
    assertNotNull("The testing project must exist", project); //$NON-NLS-1$
    IPackageFragmentRoot root = project.findPackageFragmentRoot(
            new Path(project.getElementName()).append(ProjectUtils.SRC_FOLDER).makeAbsolute());
    assertNotNull("the 'src' package fragment root must exist", root); //$NON-NLS-1$
    assertTestSource(root, TESTING_PACKAGE, "TestClass1"); //$NON-NLS-1$
    ICompilationUnit element = (ICompilationUnit) project.findElement(new Path("a/b/c/TestClass1.java")); //$NON-NLS-1$
    assertNotNull("TestClass1 must exist in the test project", element); //$NON-NLS-1$
    updateTagInSource(element, "foo", "()V", "@nooverride", true); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    IApiDescription desc = getTestProjectApiDescription();
    assertNotNull("the testing project api description must exist", desc); //$NON-NLS-1$
    IApiAnnotations annot = desc.resolveAnnotations(Factory.methodDescriptor("a.b.c.TestClass1", "foo", "()V")); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    assertNotNull("the annotations for foo() cannot be null", annot); //$NON-NLS-1$
    assertTrue("there must be no restrictions for foo()", annot.getRestrictions() == 0); //$NON-NLS-1$
}

From source file:org.eclipse.pde.api.tools.util.tests.ApiBaselineManagerTests.java

License:Open Source License

/**
 * Tests that removing a tag from a type updates the workspace baseline
 * /* w  ww .  j  a  v a 2 s  . c o  m*/
 * This test removes a @noinstantiate tag to an inner class in TestClass3
 */
public void testWPUpdateSourceTypeRemoveTag() throws Exception {
    IJavaProject project = getTestingProject();
    assertNotNull("The testing project must exist", project); //$NON-NLS-1$
    IPackageFragmentRoot root = project.findPackageFragmentRoot(
            new Path(project.getElementName()).append(ProjectUtils.SRC_FOLDER).makeAbsolute());
    assertNotNull("the 'src' package fragment root must exist", root); //$NON-NLS-1$
    assertTestSource(root, TESTING_PACKAGE, "TestClass3"); //$NON-NLS-1$
    ICompilationUnit element = (ICompilationUnit) project.findElement(new Path("a/b/c/TestClass3.java")); //$NON-NLS-1$
    assertNotNull("TestClass3 must exist in the test project", element); //$NON-NLS-1$
    updateTagInSource(element, "InnerTestClass3", null, "@noextend", true); //$NON-NLS-1$ //$NON-NLS-2$
    IApiDescription desc = getTestProjectApiDescription();
    assertNotNull("the testing project api description must exist", desc); //$NON-NLS-1$
    IApiAnnotations annot = desc.resolveAnnotations(Factory.typeDescriptor("a.b.c.TestClass3$InnerTestClass3")); //$NON-NLS-1$
    assertNotNull("the annotations for 'InnerTestClass3' cannot be null", annot); //$NON-NLS-1$
    assertTrue("there must be a no restrictions for 'InnerTestClass3'", //$NON-NLS-1$
            (annot.getRestrictions() & RestrictionModifiers.NO_INSTANTIATE) == 0);
}

From source file:org.eclipse.pde.api.tools.util.tests.ApiBaselineManagerTests.java

License:Open Source License

/**
 * Tests that removing a tag from a field updates the workspace baseline
 * /*from w  w  w.ja v a 2s. c  o m*/
 * This test adds a @noextend tag to the field 'field' in TestField9
 */
public void testWPUpdateSourceFieldRemoveTag() throws Exception {
    IJavaProject project = getTestingProject();
    assertNotNull("The testing project must exist", project); //$NON-NLS-1$
    IPackageFragmentRoot root = project.findPackageFragmentRoot(
            new Path(project.getElementName()).append(ProjectUtils.SRC_FOLDER).makeAbsolute());
    assertNotNull("the 'src' package fragment root must exist", root); //$NON-NLS-1$
    assertTestSource(root, TESTING_PACKAGE, "TestField9"); //$NON-NLS-1$
    ICompilationUnit element = (ICompilationUnit) project.findElement(new Path("a/b/c/TestField9.java")); //$NON-NLS-1$
    assertNotNull("TestField9 must exist in the test project", element); //$NON-NLS-1$
    updateTagInSource(element, "field1", null, "@noreference", true); //$NON-NLS-1$ //$NON-NLS-2$
    IApiDescription desc = getTestProjectApiDescription();
    assertNotNull("the testing project api description must exist", desc); //$NON-NLS-1$
    IApiAnnotations annot = desc.resolveAnnotations(Factory.fieldDescriptor("a.b.c.TestField9", "field")); //$NON-NLS-1$ //$NON-NLS-2$
    assertNotNull("the annotations for 'field' cannot be null", annot); //$NON-NLS-1$
    assertTrue("there must be a no restrictions for 'field'", annot.getRestrictions() == 0); //$NON-NLS-1$
}

From source file:org.eclipse.pde.ds.internal.annotations.DSAnnotationCompilationParticipant.java

License:Open Source License

@Override
public void buildFinished(IJavaProject project) {
    ProjectContext projectContext = processingContext.remove(project);
    if (projectContext != null) {
        ProjectState state = projectContext.getState();
        // check if unprocessed CUs still exist; if not, their mapped files are now abandoned
        HashSet<String> abandoned = new HashSet<>(projectContext.getAbandoned());
        for (String cuKey : projectContext.getUnprocessed()) {
            boolean exists = false;
            try {
                IJavaElement cu = project.findElement(new Path(cuKey));
                IResource file;/*from   ww w  . j av a  2 s  . c  om*/
                if (cu != null && cu.getElementType() == IJavaElement.COMPILATION_UNIT
                        && (file = cu.getResource()) != null && file.exists())
                    exists = true;
            } catch (JavaModelException e) {
                Activator.log(e);
            }

            if (!exists) {
                if (debug.isDebugging())
                    debug.trace(String.format("Mapped CU %s no longer exists.", cuKey)); //$NON-NLS-1$

                Collection<String> dsKeys = state.removeMappings(cuKey);
                if (dsKeys != null)
                    abandoned.addAll(dsKeys);
            }
        }

        // retain abandoned files that are still mapped elsewhere
        HashSet<String> retained = new HashSet<>();
        for (String cuKey : state.getCompilationUnits()) {
            Collection<String> dsKeys = state.getModelFiles(cuKey);
            if (dsKeys != null)
                retained.addAll(dsKeys);
        }

        abandoned.removeAll(retained);

        if (projectContext.isChanged()) {
            try {
                saveState(project.getProject(), state);
            } catch (IOException e) {
                Activator.log(new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Error saving file mappings.", e)); //$NON-NLS-1$
            }
        }

        // delete all abandoned files
        ArrayList<IStatus> deleteStatuses = new ArrayList<>(2);
        for (String dsKey : abandoned) {
            IPath path = Path.fromPortableString(dsKey);

            if (debug.isDebugging())
                debug.trace(String.format("Deleting %s", path)); //$NON-NLS-1$

            IFile file = PDEProject.getBundleRelativeFile(project.getProject(), path);
            if (file.exists()) {
                try {
                    file.delete(true, null);
                } catch (CoreException e) {
                    deleteStatuses.add(e.getStatus());
                }
            }
        }

        if (!deleteStatuses.isEmpty())
            Activator.log(new MultiStatus(Activator.PLUGIN_ID, 0,
                    deleteStatuses.toArray(new IStatus[deleteStatuses.size()]),
                    "Error deleting generated files.", null)); //$NON-NLS-1$

        if (!retained.isEmpty() || !abandoned.isEmpty())
            updateProject(project.getProject(), retained, abandoned);
    }

    if (debug.isDebugging())
        debug.trace(String.format("Build finished for project: %s", project.getElementName())); //$NON-NLS-1$
}

From source file:org.eclipse.pde.internal.ui.editor.plugin.JavaAttributeWizard.java

License:Open Source License

public boolean performFinish() {
    IRunnableWithProgress op = new WorkspaceModifyOperation() {
        protected void execute(IProgressMonitor monitor) throws CoreException, InterruptedException {
            fMainPage.createType(monitor);
        }//from   w  w w.jav a 2 s  .  com
    };
    try {
        PlatformUI.getWorkbench().getProgressService().runInUI(PDEPlugin.getActiveWorkbenchWindow(), op,
                PDEPlugin.getWorkspace().getRoot());
        IResource resource = fMainPage.getModifiedResource();
        if (resource != null) {
            selectAndReveal(resource);
            if (fProject.hasNature(JavaCore.NATURE_ID)) {
                IJavaProject jProject = JavaCore.create(fProject);
                IJavaElement jElement = jProject
                        .findElement(resource.getProjectRelativePath().removeFirstSegments(1));
                if (jElement != null)
                    JavaUI.openInEditor(jElement);
            } else if (resource instanceof IFile) {
                IWorkbenchPage page = PDEPlugin.getActivePage();
                IDE.openEditor(page, (IFile) resource, true);
            }
        }
    } catch (InvocationTargetException e) {
        PDEPlugin.logException(e);
    } catch (InterruptedException e) {
        PDEPlugin.logException(e);
    } catch (CoreException e) {
        PDEPlugin.logException(e);
    }
    return true;
}

From source file:org.eclipse.recommenders.testing.rcp.completion.rules.TemporaryFile.java

License:Open Source License

private ICompilationUnit createFile(final String content) throws CoreException {
    // get filename
    final String fileName = findClassName(content) + Constants.DOT_JAVA;

    // add the file name and get the file
    StringBuilder projectRelativeFilePath = new StringBuilder();
    projectRelativeFilePath.append(SRC_FOLDER_NAME);
    projectRelativeFilePath.append(separator);

    projectRelativeFilePath.append(fileName);
    final IPath projectRelativePath = new Path(projectRelativeFilePath.toString());

    final IFile file = tempProject.getProject().getFile(projectRelativePath);

    // delete file
    if (file.exists()) {
        file.delete(true, null);//from   w w  w .  j  a  v a  2 s  .co m
    }

    // create file
    final ByteArrayInputStream is = new ByteArrayInputStream(content.getBytes());
    file.create(is, true, null);
    int attempts = 0;
    while (!file.exists()) {
        try {
            Thread.sleep(100);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        attempts++;
        if (attempts > 10) {
            throw new IllegalStateException("Failed to create file");
        }
    }

    IJavaProject javaProject = tempProject.getJavaProject();
    if (javaProject == null) {
        throw new IllegalStateException("The temporaryProject does not yet have an associated IJavaProject.");
    }

    // get the compilation unit
    Path srcRelativePath = new Path(fileName);
    ICompilationUnit cu = (ICompilationUnit) javaProject.findElement(srcRelativePath);
    while (cu == null) {
        cu = (ICompilationUnit) javaProject.findElement(srcRelativePath);
    }
    return cu;
}

From source file:org.granite.builder.util.ProjectUtil.java

License:Open Source License

public static JavaClassInfo getJavaClassInfo(IJavaProject project, IFile resource) throws CoreException {
    // classPath = "<project name>/<output folder>/<package>/<file>.class"
    IPath classPath = resource.getFullPath().makeRelative();

    // Find output folder: "<project name>/<output folder>".
    IPath outputFolder = null;//from   w  ww . j a  va  2  s .  c o m
    if (project.getOutputLocation() != null && project.getOutputLocation().isPrefixOf(classPath))
        outputFolder = project.getOutputLocation();
    else {
        for (IClasspathEntry cpe : project.getRawClasspath()) {
            if (cpe.getEntryKind() == IClasspathEntry.CPE_SOURCE) {
                IPath output = cpe.getOutputLocation();
                if (output != null && output.isPrefixOf(classPath)) {
                    outputFolder = output;
                    break;
                }
            }
        }
    }

    if (outputFolder == null)
        return null;

    // Compute class name.
    IPath relativeClassPath = classPath.removeFirstSegments(outputFolder.segmentCount());
    IPath relativeClassName = relativeClassPath.removeFileExtension();
    String className = relativeClassName.toPortableString().replace('/', '.');

    // Compute java source path: "<package>/<class name>[$<inner class>].java".
    String javaFullPath = relativeClassName.addFileExtension("java").toPortableString();
    String javaFilePath = javaFullPath;
    int iDollar = javaFilePath.indexOf('$');
    if (iDollar != -1)
        javaFilePath = javaFilePath.substring(0, iDollar) + ".java";

    IJavaElement javaElement = project.findElement(new Path(javaFilePath));
    if (javaElement == null)
        return null;

    IJavaElement sourceFolder = javaElement.getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
    if (sourceFolder == null)
        return null;

    IPath folderPath = sourceFolder.getPath().makeRelative();
    if (folderPath.segmentCount() > 0)
        folderPath = folderPath.removeFirstSegments(1);

    // Fix issues with project not in the workspace directory.
    outputFolder = project.getProject().getWorkspace().getRoot().findMember(outputFolder).getLocation();

    return new JavaClassInfo(folderPath.toPortableString(), javaFullPath, className,
            new File(outputFolder.toPortableString(), relativeClassPath.toPortableString()));
}