Java Code Examples for org.eclipse.core.runtime.IStatus#getCode()

private static IStatus shortenStatusMessage(IStatus status) {
	if (status.isMultiStatus()) {
		final IStatus[] convertedChildren = new Status[status.getChildren().length];
		// convert nested status objects.
		final IStatus[] children = status.getChildren();
		for (int i = 0; i < children.length; i++) {
			final IStatus child = children[i];
			convertedChildren[i] = new Status(child.getSeverity(), child.getPlugin(), child.getCode(),
					substring(child.getMessage()),
					child.getException());
		}
		return new MultiStatus(status.getPlugin(), status.getCode(), convertedChildren,
				substring(status.getMessage()),
				status.getException());
	} else {
		return new Status(status.getSeverity(), status.getPlugin(), status.getCode(),
				substring(status.getMessage()),
				status.getException());
	}
}
 

/**
 * Handles the exception thrown from JDT Core when the attached Javadoc
 * cannot be retrieved due to accessibility issues or location URL issue. This exception is not
 * logged but the exceptions occurred due to other reasons are logged.
 * 
 * @param e the exception thrown when retrieving the Javadoc fails
 * @return the String message for why the Javadoc could not be retrieved
 * @since 3.9
 */
public static String handleFailedJavadocFetch(CoreException e) {
	IStatus status= e.getStatus();
	if (JavaCore.PLUGIN_ID.equals(status.getPlugin())) {
		Throwable cause= e.getCause();
		int code= status.getCode();
		// See bug 120559, bug 400060 and bug 400062
		if (code == IJavaModelStatusConstants.CANNOT_RETRIEVE_ATTACHED_JAVADOC_TIMEOUT
				|| (code == IJavaModelStatusConstants.CANNOT_RETRIEVE_ATTACHED_JAVADOC && (cause instanceof FileNotFoundException || cause instanceof SocketException
						|| cause instanceof UnknownHostException
						|| cause instanceof ProtocolException)))
			return CorextMessages.JavaDocLocations_error_gettingAttachedJavadoc;
	}
	JavaPlugin.log(e);
	return CorextMessages.JavaDocLocations_error_gettingJavadoc;
}
 

@Override
public boolean continueWorkingWithOperation(ProfileChangeOperation operation, Shell shell) {

	Assert.isTrue(operation.getResolutionResult() != null);
	IStatus status = operation.getResolutionResult();
	// user cancelled
	if (status.getSeverity() == IStatus.CANCEL)
		return false;

	// Special case those statuses where we would never want to open a wizard
	if (status.getCode() == UpdateOperation.STATUS_NOTHING_TO_UPDATE) {
		MessageDialog.openInformation(shell, P2UpdateUtil.CHECK_UPDATE_JOB_NAME, P2UpdateUtil.UPDATE_PROMPT_INFO_NO_UPDATE);
		return false;
	}

	// there is no plan, so we can't continue. Report any reason found
	if (operation.getProvisioningPlan() == null && !status.isOK()) {
		StatusManager.getManager().handle(status, StatusManager.LOG | StatusManager.SHOW);
		return false;
	}

	// Allow the wizard to open otherwise.
	return true;
}
 

private void doUpdate() {
	if (operation == null) {
		return;
	}
	IStatus status = operation.getResolutionResult();
	// user cancelled
	if (status.getSeverity() == IStatus.CANCEL)
		return;

	// Special case those statuses where we would never want to open a wizard
	if (status.getCode() == UpdateOperation.STATUS_NOTHING_TO_UPDATE) {		
		return;
	}
	
	if (getProvisioningUI().getPolicy().continueWorkingWithOperation(operation, getShell())) {
		UpdateWizard wizard = new UpdateWizard(getProvisioningUI(), operation, operation.getSelectedUpdates());
		TSWizardDialog dialog = new TSWizardDialog(getShell(), wizard);
		dialog.create();
		dialog.open();
	}
}
 

private void doUpdate() {
	if (operation == null) {
		return;
	}
	IStatus status = operation.getResolutionResult();
	// user cancelled
	if (status.getSeverity() == IStatus.CANCEL)
		return;

	// Special case those statuses where we would never want to open a wizard
	if (status.getCode() == UpdateOperation.STATUS_NOTHING_TO_UPDATE) {		
		return;
	}
	
	if (getProvisioningUI().getPolicy().continueWorkingWithOperation(operation, getShell())) {
		UpdateWizard wizard = new UpdateWizard(getProvisioningUI(), operation, operation.getSelectedUpdates());
		TSWizardDialog dialog = new TSWizardDialog(getShell(), wizard);
		dialog.create();
		dialog.open();
	}
}
 

public static IStatus merge(IStatus status, IStatus newStatus) {
  if (status == null) {
    return newStatus;
  } else {
    if (status instanceof MultiStatus) {
      ((MultiStatus) status).merge(newStatus);
      return status;
    } else {
      MultiStatus merged = new MultiStatus(status.getPlugin(), status.getCode(),
          status.getMessage(), status.getException());
      merged.merge(newStatus);
      return merged;
    }
  }
  
}
 

@Override
public boolean continueWorkingWithOperation(ProfileChangeOperation operation, Shell shell) {

	Assert.isTrue(operation.getResolutionResult() != null);
	IStatus status = operation.getResolutionResult();
	// user cancelled
	if (status.getSeverity() == IStatus.CANCEL)
		return false;

	// Special case those statuses where we would never want to open a wizard
	if (status.getCode() == UpdateOperation.STATUS_NOTHING_TO_UPDATE) {
		MessageDialog.openInformation(shell, P2UpdateUtil.CHECK_UPDATE_JOB_NAME, P2UpdateUtil.UPDATE_PROMPT_INFO_NO_UPDATE);
		return false;
	}

	// there is no plan, so we can't continue. Report any reason found
	if (operation.getProvisioningPlan() == null && !status.isOK()) {
		StatusManager.getManager().handle(status, StatusManager.LOG | StatusManager.SHOW);
		return false;
	}

	// Allow the wizard to open otherwise.
	return true;
}
 

public IBuffer getBuffer() throws JavaModelException {
	IStatus status = validateClassFile();
	if (status.isOK()) {
		return super.getBuffer();
	} else {
		switch (status.getCode()) {
		case IJavaModelStatusConstants.ELEMENT_NOT_ON_CLASSPATH: // don't throw a JavaModelException to be able to open .class file outside the classpath (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=138507 )
		case IJavaModelStatusConstants.INVALID_ELEMENT_TYPES: // don't throw a JavaModelException to be able to open .class file in proj==src case without source (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=221904 )
			return null;
		default:
			throw new JavaModelException((IJavaModelStatus) status);
		}
	}
}
 

/**
 * Helper method to convert the specified <code>status</code> to an array
 * of statuses for uniform treatment of scalar and multi-statuses. As a
 * special case, the scalar status indicating success because no constraints
 * were evaluated results in an empty array being returned.
 *
 * @param status
 *        the status, which may be multi or not
 * @return all of the statuses represented by the incoming <code>status</code>
 */
public IStatus[] getStatuses(final IStatus status) {
    if (status.getCode() == EMFModelValidationStatusCodes.NO_CONSTRAINTS_EVALUATED) {
        return new IStatus[0];
    }

    final List<IStatus> result = new java.util.ArrayList<>();

    collectStatuses(status, result);

    return result.toArray(new IStatus[result.size()]);
}
 

/**
 * Checks if the Cordova requirements are available. 
 * Returns one of the error codes from {@link CordovaCLIErrors}.
 * 
 * @param project
 * @return error code or 0
 */
private static int doCheckCordovaRequirements() {
	try {
		CordovaCLI cli = new CordovaCLI();
		ErrorDetectingCLIResult cordovaResult = cli.version(new NullProgressMonitor())
				.convertTo(ErrorDetectingCLIResult.class);
		IStatus cordovaStatus = cordovaResult.asStatus();
		if (cordovaStatus.isOK()) {
			return 0;
		}
		if (cordovaStatus.getCode() == CordovaCLIErrors.ERROR_COMMAND_MISSING) {
			// check if node.js is missing as well
			IStatus nodeStatus = cli.nodeVersion(new NullProgressMonitor())
					.convertTo(ErrorDetectingCLIResult.class)
					.asStatus();
			if(nodeStatus.getCode() == CordovaCLIErrors.ERROR_COMMAND_MISSING){
				return CordovaCLIErrors.ERROR_NODE_COMMAND_MISSING;
			}
			return CordovaCLIErrors.ERROR_CORDOVA_COMMAND_MISSING;
		}
		
		Version cVer = Version.parseVersion(cordovaResult.getMessage());
		Version mVer = Version.parseVersion(MIN_CORDOVA_VERSION);
		if(cVer.compareTo(mVer) < 0 ){
			return CordovaCLIErrors.ERROR_CORDOVA_VERSION_OLD;
		}
		return 0;
		
	} catch (CoreException e) {
		return CordovaCLIErrors.ERROR_GENERAL;
	}
}
 

private Image findImage( IStatus status )
{
	if ( status.isOK( ) )
	{
		return null;
	}
	else if ( status.getCode( ) == IStatus.ERROR )
	{
		return ReportPlatformUIImages.getImage( IReportGraphicConstants.ICON_STATUS_ERROR ); //$NON-NLS-1$
	}
	return null;
}
 

public static SVNException wrapException(CoreException e) {
	IStatus status = e.getStatus();
	// If the exception is not a multi-status, wrap the exception to keep the original stack trace.
	// If the exception is a multi-status, the interesting stack traces should be in the childen already
	if ( ! status.isMultiStatus()) {
		status = new SVNStatus(status.getSeverity(), status.getCode(), status.getMessage(), e);
	}
	return new SVNException(status);
}
 

/**
 * @param e
 * @return
 */
@SuppressWarnings("unused")
private boolean isInvalidResouceName(CoreException e)
{
	IStatus status = e.getStatus();
	if (status == null)
	{
		return false;
	}
	if (!ResourcesPlugin.PI_RESOURCES.equals(status.getPlugin()))
	{
		return false;
	}
	if (status.isMultiStatus())
	{
		final IStatus[] children = status.getChildren();
		for (int i = 0; i < children.length; ++i)
		{
			final IStatus child = children[i];
			if (!(ResourcesPlugin.PI_RESOURCES.equals(status.getPlugin()) && child.getCode() == IResourceStatus.INVALID_RESOURCE_NAME))
			{
				return false;
			}
		}
		return true;
	}
	else
	{
		if (status.getCode() == IResourceStatus.INVALID_RESOURCE_NAME)
		{
			return true;
		}
	}
	return false;
}
 

public static void addCrySLBuilderToProject(IProject project) {
	try {
		IProjectDescription description = project.getDescription();
		String[] natures = description.getNatureIds();
		String[] newNatures = new String[natures.length + 1];
		System.arraycopy(natures, 0, newNatures, 0, natures.length);
		newNatures[natures.length] = CrySLNature.NATURE_ID;

		// validate the natures
		IWorkspace workspace = ResourcesPlugin.getWorkspace();
		IStatus status = workspace.validateNatureSet(newNatures);

		// only apply new nature, if the status is ok
		if (status.getCode() == IStatus.OK) {
			description.setNatureIds(newNatures);
		}

		ICommand[] buildSpec = description.getBuildSpec();
		ICommand command = description.newCommand();
		command.setBuilderName(CrySLBuilder.BUILDER_ID);
		ICommand[] newbuilders = new ICommand[buildSpec.length + 1];
		System.arraycopy(buildSpec, 0, newbuilders, 0, buildSpec.length);
		newbuilders[buildSpec.length] = command;
		description.setBuildSpec(newbuilders);
		project.setDescription(description, null);
	}
	catch (CoreException e) {
		Activator.getDefault().logError(e);
	}
}
 

/**
 *
 * Discards the current content of the resource, sets the parser result as first slot, installs derived state (this
 * will build up the second slot again) and sends notifications that proxies have been resolved. The resource will
 * be even loaded if its already marked as loaded.
 *
 * If the second slot, that is the TModule, was already loaded and we just resolved the AST, then the existing
 * TModule is kept in the resource and rewired to the resolved AST.
 *
 * @param object
 *            the object which resource should be loaded
 * @return the loaded/resolved object
 */
private EObject demandLoadResource(EObject object) {
	TModule oldModule = null;
	EObject oldScript = null;
	ModuleAwareContentsList myContents = ((ModuleAwareContentsList) contents);
	try {
		oldModule = discardStateFromDescription(false);
		if (!myContents.isEmpty()) {
			oldScript = myContents.basicGet(0);
			myContents.sneakyClear();
		}
		// now everything is removed from the resource and contents is empty
		// stop sending notifications
		eSetDeliver(false);

		if (isLoaded) {
			// Loads the resource even its marked as being already loaded
			isLoaded = false;
		}
		superLoad(null);

		// manually send the notification
		eSetDeliver(true);
		EObject result = getParseResult().getRootASTElement();
		if (myContents.isEmpty()) {
			myContents.sneakyAdd(0, result);
			if (oldModule != null) {
				myContents.sneakyAdd(oldModule);
			}
			forceInstallDerivedState(false);
		} else {
			if (myContents.size() == 1) {
				if (oldModule != null) {
					myContents.sneakyAdd(oldModule);
				}
			}
			installDerivedState(false);
		}
		if (oldScript != null) {
			notifyProxyResolved(0, oldScript);
		}
		fullyPostProcessed = false;
		return result;
	} catch (IOException | IllegalStateException ioe) {
		if (myContents.isEmpty()) {
			myContents.sneakyAdd(oldScript);
			myContents.sneakyAdd(oldModule);
		}
		Throwable cause = ioe.getCause();
		if (cause instanceof CoreException) {
			IStatus status = ((CoreException) cause).getStatus();
			if (IResourceStatus.RESOURCE_NOT_FOUND == status.getCode()) {
				return object;
			}
		}
		logger.error("Error in demandLoadResource for " + getURI(), ioe);
		return object;
	}
}
 

private Control createPageContent(Composite composite) {
	try {
		fContainerPath= null;
		fEntry= null;
		fRoot= getJARPackageFragmentRoot();
		if (fRoot == null || fRoot.getKind() != IPackageFragmentRoot.K_BINARY) {
			return createMessageContent(composite, PreferencesMessages.SourceAttachmentPropertyPage_noarchive_message, null);
		}

		IPath containerPath= null;
		IJavaProject jproject= fRoot.getJavaProject();
		IClasspathEntry entry= JavaModelUtil.getClasspathEntry(fRoot);
		boolean canEditEncoding= true;
		if (entry.getEntryKind() == IClasspathEntry.CPE_CONTAINER) {
			containerPath= entry.getPath();
			ClasspathContainerInitializer initializer= JavaCore.getClasspathContainerInitializer(containerPath.segment(0));
			IClasspathContainer container= JavaCore.getClasspathContainer(containerPath, jproject);
			if (initializer == null || container == null) {
				return createMessageContent(composite, Messages.format(PreferencesMessages.SourceAttachmentPropertyPage_invalid_container, BasicElementLabels.getPathLabel(containerPath, false)), fRoot);
			}
			String containerName= container.getDescription();

			IStatus status= initializer.getSourceAttachmentStatus(containerPath, jproject);
			if (status.getCode() == ClasspathContainerInitializer.ATTRIBUTE_NOT_SUPPORTED) {
				return createMessageContent(composite, Messages.format(PreferencesMessages.SourceAttachmentPropertyPage_not_supported, containerName), null);
			}
			if (status.getCode() == ClasspathContainerInitializer.ATTRIBUTE_READ_ONLY) {
				return createMessageContent(composite, Messages.format(PreferencesMessages.SourceAttachmentPropertyPage_read_only, containerName), fRoot);
			}
			IStatus attributeStatus= initializer.getAttributeStatus(containerPath, jproject, IClasspathAttribute.SOURCE_ATTACHMENT_ENCODING);
			canEditEncoding= !(attributeStatus.getCode() == ClasspathContainerInitializer.ATTRIBUTE_NOT_SUPPORTED || attributeStatus.getCode() == ClasspathContainerInitializer.ATTRIBUTE_READ_ONLY);

			entry= JavaModelUtil.findEntryInContainer(container, fRoot.getPath());
		}
		fContainerPath= containerPath;
		fEntry= entry;

		fSourceAttachmentBlock= new SourceAttachmentBlock(this, entry, canEditEncoding);
		return fSourceAttachmentBlock.createControl(composite);
	} catch (CoreException e) {
		JavaPlugin.log(e);
		return createMessageContent(composite, PreferencesMessages.SourceAttachmentPropertyPage_noarchive_message, null);
	}
}
 

private void createSourceAttachmentControls(Composite composite, IPackageFragmentRoot root) throws JavaModelException {
	IClasspathEntry entry;
	try {
		entry= JavaModelUtil.getClasspathEntry(root);
	} catch (JavaModelException ex) {
		if (ex.isDoesNotExist())
			entry= null;
		else
			throw ex;
	}
	IPath containerPath= null;

	if (entry == null || root.getKind() != IPackageFragmentRoot.K_BINARY) {
		createLabel(composite, Messages.format(JavaEditorMessages.SourceAttachmentForm_message_noSource, BasicElementLabels.getFileName( fFile)));
		return;
	}

	IJavaProject jproject= root.getJavaProject();
	boolean canEditEncoding= true;
	if (entry.getEntryKind() == IClasspathEntry.CPE_CONTAINER) {
		containerPath= entry.getPath();
		ClasspathContainerInitializer initializer= JavaCore.getClasspathContainerInitializer(containerPath.segment(0));
		IClasspathContainer container= JavaCore.getClasspathContainer(containerPath, jproject);
		if (initializer == null || container == null) {
			createLabel(composite, Messages.format(JavaEditorMessages.ClassFileEditor_SourceAttachmentForm_cannotconfigure, BasicElementLabels.getPathLabel(containerPath, false)));
			return;
		}
		String containerName= container.getDescription();
		IStatus status= initializer.getSourceAttachmentStatus(containerPath, jproject);
		if (status.getCode() == ClasspathContainerInitializer.ATTRIBUTE_NOT_SUPPORTED) {
			createLabel(composite, Messages.format(JavaEditorMessages.ClassFileEditor_SourceAttachmentForm_notsupported, containerName));
			return;
		}
		if (status.getCode() == ClasspathContainerInitializer.ATTRIBUTE_READ_ONLY) {
			createLabel(composite, Messages.format(JavaEditorMessages.ClassFileEditor_SourceAttachmentForm_readonly, containerName));
			return;
		}
		IStatus attributeStatus= initializer.getAttributeStatus(containerPath, jproject, IClasspathAttribute.SOURCE_ATTACHMENT_ENCODING);
		canEditEncoding= !(attributeStatus.getCode() == ClasspathContainerInitializer.ATTRIBUTE_NOT_SUPPORTED || attributeStatus.getCode() == ClasspathContainerInitializer.ATTRIBUTE_READ_ONLY);
		entry= JavaModelUtil.findEntryInContainer(container, root.getPath());
		Assert.isNotNull(entry);
	}


	Button button;

	IPath path= entry.getSourceAttachmentPath();
	if (path == null || path.isEmpty()) {
		String rootLabel= JavaElementLabels.getElementLabel(root, JavaElementLabels.ALL_DEFAULT);
		createLabel(composite, Messages.format(JavaEditorMessages.SourceAttachmentForm_message_noSourceAttachment, rootLabel));
		createLabel(composite, JavaEditorMessages.SourceAttachmentForm_message_pressButtonToAttach);
		createLabel(composite, null);

		button= createButton(composite, JavaEditorMessages.SourceAttachmentForm_button_attachSource);

	} else {
		createLabel(composite, Messages.format(JavaEditorMessages.SourceAttachmentForm_message_noSourceInAttachment, BasicElementLabels.getFileName(fFile)));
		createLabel(composite, JavaEditorMessages.SourceAttachmentForm_message_pressButtonToChange);
		createLabel(composite, null);

		button= createButton(composite, JavaEditorMessages.SourceAttachmentForm_button_changeAttachedSource);
	}

	button.addSelectionListener(getButtonListener(entry, containerPath, jproject, canEditEncoding));
}
 

/**
 * Method that implements generic handling of an exception. 
 * 
 * Thsi method will also use any accumulated status when determining what
 * information (if any) to show the user.
 * 
 * @param exception the exception that occured (or null if none occured)
 * @param status any status accumulated by the action before the end of 
 * the action or the exception occured.
 */
protected void handle(Exception exception) {
	if (exception instanceof SVNException) {
		if (((SVNException)exception).operationInterrupted()) {
			return;
		}
	}
	// Get the non-OK statii
	List problems = new ArrayList();
	IStatus[] status = getAccumulatedStatus();
	if (status != null) {
		for (int i = 0; i < status.length; i++) {
			IStatus iStatus = status[i];
			if ( ! iStatus.isOK() || iStatus.getCode() == SVNStatus.SERVER_ERROR) {
				problems.add(iStatus);
			}
		}
	}
	// Handle the case where there are no problem statii
	if (problems.size() == 0) {
		if (exception == null) return;
		handle(exception, getErrorTitle(), null);
		return;
	}

	// For now, display both the exception and the problem status
	// Later, we can determine how to display both together
	if (exception != null) {
		handle(exception, getErrorTitle(), null);
	}
	
	String message = null;
	IStatus statusToDisplay = getStatusToDisplay((IStatus[]) problems.toArray(new IStatus[problems.size()]));
	if (statusToDisplay.isOK()) return;
	if (statusToDisplay.isMultiStatus() && statusToDisplay.getChildren().length == 1) {
		message = statusToDisplay.getMessage();
		statusToDisplay = statusToDisplay.getChildren()[0];
	}
	String title;
	if (statusToDisplay.getSeverity() == IStatus.ERROR) {
		title = getErrorTitle();
	} else {
		title = getWarningTitle();
	}
	SVNUIPlugin.openError(getShell(), title, message, new SVNException(statusToDisplay));
}
 

public ElexisStatus(IStatus status){
	super(status.getSeverity(), status.getPlugin(), status.getCode(), status.getMessage(),
		status.getException());
}
 

/**
		 * Update the dialog's status line to reflect the given status. It is safe to call
		 * this method before the dialog has been opened.
		 */
		protected void updateStatus(IStatus status) {
			if (firstLinkCheck && status != null) {
				// don't show the first validation result as an error.
				// fixes bug 29659
				Status newStatus = new Status(IStatus.OK, status.getPlugin(),
						status.getCode(), status.getMessage(), status
								.getException());
				super.updateStatus(newStatus);
			} else {
				super.updateStatus(status);
			}
		}