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

Introduction

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

Prototype

boolean exists();

Source Link

Document

Returns whether this Java element exists in the model.

Usage

From source file:org.jboss.tools.ws.jaxrs.core.jdt.MemberValuePairLocationRetriever.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.dom.ASTVisitor#visit(org.eclipse.jdt.core.dom.FieldDeclaration)
 *//*from w ww .  j  a  v  a 2  s . c  o m*/
@Override
public boolean visit(VariableDeclarationFragment node) {
    final IJavaElement ancestor = javaAnnotation.getAncestor(IJavaElement.FIELD);
    if (ancestor != null && ancestor.exists()
            && ancestor.getElementName().equals(node.getName().getFullyQualifiedName())) {
        // keep searching
        return true;
    }
    // wrong path, stop searching from this branch of the AST
    return false;
}

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From source file:org.jboss.tools.ws.jaxrs.core.jdt.MemberValuePairLocationRetriever.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.dom.ASTVisitor#visit(org.eclipse.jdt.core.dom.MethodInvocation)
 *///from  w  w  w.  j  av  a  2s . c o m
@Override
public boolean visit(MethodDeclaration node) {
    final IJavaElement ancestor = javaAnnotation.getAncestor(IJavaElement.METHOD);
    if (ancestor != null && ancestor.exists()
            && ancestor.getElementName().equals(node.getName().getFullyQualifiedName())) {
        // keep searching
        return true;
    }
    // wrong path, stop searching from this branch of the AST
    return false;
}

---

From source file:org.jboss.tools.ws.jaxrs.core.jdt.MemberValuePairLocationRetriever.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.dom.ASTVisitor#visit(org.eclipse.jdt.core.dom.NormalAnnotation)
 *//*  www  .  j av  a 2 s .c  o m*/
@Override
public boolean visit(NormalAnnotation node) {
    final IJavaElement ancestor = javaAnnotation.getAncestor(IJavaElement.ANNOTATION);
    if (ancestor != null && ancestor.exists()
            && ancestor.getElementName().equals(node.getTypeName().getFullyQualifiedName())) {
        // keep searching
        return true;
    }
    // wrong path, stop searching from this branch of the AST
    return false;
}

---

From source file:org.jboss.tools.ws.jaxws.ui.utils.JBossWSUIUtils.java

License:Open Source License

public static IStatus validatePackageName(String name, IJavaElement context) {
    IStatus status = null;//  w w w .j av a 2s  .  c om
    if (context == null || !context.exists()) {
        status = JavaConventions.validatePackageName(name, JavaCore.VERSION_1_3, JavaCore.VERSION_1_3);
        if (status != null && !status.isOK()) {
            return status;
        }
    }
    String[] sourceComplianceLevels = getSourceComplianceLevels(context);
    status = JavaConventions.validatePackageName(name, sourceComplianceLevels[0], sourceComplianceLevels[1]);
    if (status != null && status.getSeverity() == IStatus.ERROR) {
        return status;
    }

    IPackageFragmentRoot[] roots = null;
    try {
        IResource[] srcFolders = JBossWSCreationUtils.getJavaSourceRoots(context.getJavaProject());
        roots = new IPackageFragmentRoot[srcFolders.length];
        int i = 0;
        for (IResource src : srcFolders) {
            roots[i] = context.getJavaProject().getPackageFragmentRoot(src);
            i++;
        }
    } catch (JavaModelException e) {
        JBossWSUIPlugin.log(e);
    }
    for (IPackageFragmentRoot root : roots) {
        if (root != null) {
            IPackageFragment pack = root.getPackageFragment(name);
            try {
                IPath rootPath = root.getPath();
                IPath outputPath = root.getJavaProject().getOutputLocation();
                if (rootPath.isPrefixOf(outputPath) && !rootPath.equals(outputPath)) {
                    // if the bin folder is inside of our root, don't allow
                    // to name a package
                    // like the bin folder
                    IPath packagePath = pack.getPath();
                    if (outputPath.isPrefixOf(packagePath)) {
                        status = StatusUtils.warningStatus(
                                JBossJAXWSUIMessages.Error_JBossWS_GenerateWizard_IsOutputFolder);
                        return status;
                    }
                }
                if (pack.exists()) {
                    if (pack.containsJavaResources() || !pack.hasSubpackages()) {
                        status = StatusUtils
                                .warningStatus(JBossJAXWSUIMessages.Error_JBossWS_GenerateWizard_PackageExists);
                    } else {
                        status = StatusUtils.warningStatus(
                                JBossJAXWSUIMessages.Error_JBossWS_GenerateWizard_PackageNotShown);
                    }
                    return status;
                } else {
                    if (pack.getResource() == null) {
                        continue;
                    }
                    URI location = pack.getResource().getLocationURI();
                    if (location != null) {
                        IFileStore store = EFS.getStore(location);
                        if (store.fetchInfo().exists()) {
                            status = StatusUtils.warningStatus(
                                    JBossJAXWSUIMessages.Error_JBossWS_GenerateWizard_PackageExistsDifferentCase);
                            return status;
                        }
                    }
                }
            } catch (CoreException e) {
                JBossWSUIPlugin.log(e);
            }
        }
    }
    return status;
}

---

From source file:org.jboss.tools.ws.ui.utils.JBossWSUIUtils.java

License:Open Source License

public static IStatus validatePackageName(String name, IJavaElement context) {
    IStatus status = null;//from  w  w w .  j a  va 2 s  .  c om
    if (context == null || !context.exists()) {
        status = JavaConventions.validatePackageName(name, JavaCore.VERSION_1_3, JavaCore.VERSION_1_3);
        if (status != null && !status.isOK()) {
            return status;
        }
    }
    String[] sourceComplianceLevels = getSourceComplianceLevels(context);
    status = JavaConventions.validatePackageName(name, sourceComplianceLevels[0], sourceComplianceLevels[1]);
    if (status != null && status.getSeverity() == IStatus.ERROR) {
        return status;
    }

    IPackageFragmentRoot[] roots = null;
    try {
        IResource[] srcFolders = JBossWSCreationUtils.getJavaSourceRoots(context.getJavaProject());
        roots = new IPackageFragmentRoot[srcFolders.length];
        int i = 0;
        for (IResource src : srcFolders) {
            roots[i] = context.getJavaProject().getPackageFragmentRoot(src);
            i++;
        }
    } catch (JavaModelException e) {
        JBossWSUIPlugin.log(e);
    }
    for (IPackageFragmentRoot root : roots) {
        if (root != null) {
            IPackageFragment pack = root.getPackageFragment(name);
            try {
                IPath rootPath = root.getPath();
                IPath outputPath = root.getJavaProject().getOutputLocation();
                if (rootPath.isPrefixOf(outputPath) && !rootPath.equals(outputPath)) {
                    // if the bin folder is inside of our root, don't allow
                    // to name a package
                    // like the bin folder
                    IPath packagePath = pack.getPath();
                    if (outputPath.isPrefixOf(packagePath)) {
                        status = StatusUtils
                                .warningStatus(JBossWSUIMessages.Error_JBossWS_GenerateWizard_IsOutputFolder);
                        return status;
                    }
                }
                if (pack.exists()) {
                    if (pack.containsJavaResources() || !pack.hasSubpackages()) {
                        status = StatusUtils
                                .warningStatus(JBossWSUIMessages.Error_JBossWS_GenerateWizard_PackageExists);
                    } else {
                        status = StatusUtils
                                .warningStatus(JBossWSUIMessages.Error_JBossWS_GenerateWizard_PackageNotShown);
                    }
                    return status;
                } else {
                    if (pack.getResource() == null) {
                        continue;
                    }
                    URI location = pack.getResource().getLocationURI();
                    if (location != null) {
                        IFileStore store = EFS.getStore(location);
                        if (store.fetchInfo().exists()) {
                            status = StatusUtils.warningStatus(
                                    JBossWSUIMessages.Error_JBossWS_GenerateWizard_PackageExistsDifferentCase);
                            return status;
                        }
                    }
                }
            } catch (CoreException e) {
                JBossWSUIPlugin.log(e);
            }
        }
    }
    return status;
}

---

From source file:org.mule.munit.plugin.MunitLaunchConfigurationDelegate.java

License:Open Source License

private final IJavaElement getTestTarget(ILaunchConfiguration configuration, IJavaProject javaProject)
        throws CoreException {
    String containerHandle = configuration.getAttribute(JUnitLaunchConfigurationConstants.ATTR_TEST_CONTAINER,
            ""); //$NON-NLS-1$
    if (containerHandle.length() != 0) {
        IJavaElement element = JavaCore.create(containerHandle);
        if (element == null || !element.exists()) {
            abort(JUnitMessages.JUnitLaunchConfigurationDelegate_error_input_element_deosn_not_exist, null,
                    IJavaLaunchConfigurationConstants.ERR_UNSPECIFIED_MAIN_TYPE);
        }/*from  w  ww  .j a  va  2  s . c o  m*/
        return element;
    }
    String testTypeName = getMainTypeName(configuration);
    if (testTypeName != null && testTypeName.length() != 0) {
        IType type = javaProject.findType(testTypeName);
        if (type != null && type.exists()) {
            return type;
        }
    }
    abort(JUnitMessages.JUnitLaunchConfigurationDelegate_input_type_does_not_exist, null,
            IJavaLaunchConfigurationConstants.ERR_UNSPECIFIED_MAIN_TYPE);
    return null; // not reachable
}

---

From source file:org.nuxeo.ide.sdk.features.FeatureCreationWizard.java

License:Open Source License

/**
 * Utility method to inspect a selection to find a Java element.
 * /*ww  w.  j av a 2  s  .  co m*/
 * @param selection the selection to be inspected
 * @return a Java element to be used as the initial selection, or
 *         <code>null</code>, if no Java element exists in the given
 *         selection
 */
protected IJavaElement getInitialJavaElement(IStructuredSelection sslct) {
    IJavaElement jelem = null;
    if (sslct != null && !sslct.isEmpty()) {
        Object selem = sslct.getFirstElement();
        if (selem instanceof IAdaptable) {
            IAdaptable adaptable = (IAdaptable) selem;

            jelem = (IJavaElement) adaptable.getAdapter(IJavaElement.class);
            if (jelem == null || !jelem.exists()) {
                jelem = null;
                IResource resource = (IResource) adaptable.getAdapter(IResource.class);
                if (resource != null && resource.getType() != IResource.ROOT) {
                    while (jelem == null && resource.getType() != IResource.PROJECT) {
                        resource = resource.getParent();
                        jelem = (IJavaElement) resource.getAdapter(IJavaElement.class);
                    }
                    if (jelem == null) {
                        jelem = asJavaProject(resource); // java project
                    }
                }
            }
        }
    }

    if (jelem == null) {
        jelem = findOpenedElement();
    }

    if (jelem == null || jelem.getElementType() == IJavaElement.JAVA_MODEL) {
        jelem = findDefaultElement();
    }
    return jelem;
}

---

From source file:org.springframework.ide.eclipse.beans.ui.properties.NonJavaResourceContentProvider.java

License:Open Source License

protected Object internalGetParent(Object element) {

    // try to map resources to the containing package fragment
    if (element instanceof IResource) {
        IResource parent = ((IResource) element).getParent();
        IJavaElement jParent = JavaCore.create(parent);

        // http://bugs.eclipse.org/bugs/show_bug.cgi?id=31374
        if (jParent != null && jParent.exists()) {
            return jParent;
        }/*from  ww  w.j a  v  a  2  s  .com*/
        return parent;
    } else if (element instanceof IJavaElement) {
        IJavaElement parent = ((IJavaElement) element).getParent();

        // For package fragments that are contained in a project package
        // fragment we have to skip the package fragment root as the parent.
        if (element instanceof IPackageFragment) {
            return skipProjectPackageFragmentRoot((IPackageFragmentRoot) parent);
        }
        return parent;
    }
    return null;
}

---

From source file:org.springframework.ide.eclipse.beans.ui.refactoring.actions.AbstractBeansRefactorAction.java

License:Open Source License

protected void processAction(ExecutionEvent event, IDocument document, ITextSelection textSelection) {
    if (textSelection instanceof IStructuredSelection) {
        Object obj = ((IStructuredSelection) textSelection).getFirstElement();

        Element node = null;//from   w  w  w.j  a v  a 2 s  .  com
        String attributeName = null;

        if (obj instanceof Attr) {
            Attr attribute = (Attr) obj;
            node = attribute.getOwnerElement();
            attributeName = attribute.getName();
        } else if (obj instanceof Element) {
            node = (Element) obj;
            attributeName = getSelectedAttributeName(textSelection);
        }

        if (node != null && attributeName != null) {
            // check if bean class is selected
            String className = BeansEditorUtils.getAttribute(node, "class");
            String propertyName = BeansEditorUtils.getAttribute(node, "name");
            IJavaElement je = null;
            if ("bean".equals(node.getLocalName()) && StringUtils.hasText(className)
                    && "class".equals(attributeName)) {
                je = JdtUtils.getJavaType(BeansEditorUtils.getProject(document), className);
            } else if ("property".equals(node.getLocalName()) && StringUtils.hasText(propertyName)
                    && "name".equals(attributeName)) {
                Node beanNode = node.getParentNode();
                List<IType> types = BeansEditorUtils.getClassNamesOfBean(getConfigFile(event), beanNode);

                if (types != null && types.size() > 0) {
                    je = types.get(0).getField(propertyName);
                    if (je == null || !je.exists()) {
                        List<String> path = new ArrayList<String>();
                        path.add(propertyName);
                        je = BeansEditorUtils.extractMethodFromPropertyPathElements(path, types,
                                getConfigFile(event), 0);
                    }
                }
            }

            try {
                if (je != null) {
                    run(je);
                }
            } catch (CoreException e) {
            }
        }
    }
}

---

From source file:org.summer.dsl.model.types.xtext.ui.JdtHoverDocumentationProvider.java

License:Open Source License

public String getDocumentation(EObject object) {
    if (object instanceof JvmIdentifiableElement) {
        IJavaElement element = javaElementFinder.findElementFor((JvmIdentifiableElement) object);
        if (element instanceof IMember && element.exists())
            try {
                return JavadocContentAccess2.getHTMLContent((IMember) element, true);
            } catch (JavaModelException e) {
                log.error(e);//  w w w . j  a  v  a  2s .com
            }
    }
    return "";

}

---

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