Java URI.toFileString方法代码示例

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
@Override
public IStructuredSelection findSelection(final IEditorInput input) {
	final IStructuredSelection selection = super.findSelection(input);
	if (null == selection || selection.isEmpty() && input instanceof XtextReadonlyEditorInput) {
		try {
			final IStorage storage = ((XtextReadonlyEditorInput) input).getStorage();
			if (storage instanceof URIBasedStorage) {
				final URI uri = ((URIBasedStorage) storage).getURI();
				if (uri.isFile()) {
					final File file = new File(uri.toFileString());
					if (file.exists() && file.isFile()) {
						final Node node = getResourceNode(file);
						if (null != node) {
							return new StructuredSelection(node);
						}
					}
				}
			}
		} catch (final CoreException e) {
			LOGGER.error("Error while extracting storage from read-only Xtext editor input.", e);
			return EMPTY;
		}
	}
	return selection;
}
 

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
private URI tryFindProjectRecursivelyByManifest(URI location, Optional<URI> stopUri) {
	URI nestedLocation = location;
	int segmentCount = 0;
	if (nestedLocation.isFile()) { // Here, unlike java.io.File, #isFile can mean directory as well.
		File directory = new File(nestedLocation.toFileString());
		while (directory != null) {
			if (stopUri.isPresent() && stopUri.get().equals(nestedLocation)) {
				break;
			}
			if (directory.isDirectory()) {
				if (new File(directory, IN4JSProject.N4MF_MANIFEST).exists()) {
					URI projectLocation = URI.createFileURI(directory.getAbsolutePath());
					registerProject(projectLocation);
					return projectLocation;
				}
			}
			nestedLocation = nestedLocation.trimSegments(segmentCount++);
			directory = directory.getParentFile();
		}
	}
	return null;
}
 

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
@Override
public Optional<Pair<ExternalProject, ProjectDescription>> load(final URI rootLocation) throws Exception {

	if (null != rootLocation && rootLocation.isFile()) {
		final File projectRoot = new File(rootLocation.toFileString());
		if (projectRoot.exists() && projectRoot.isDirectory()) {
			final URI manifestLocation = rootLocation.appendSegment(IN4JSProject.N4MF_MANIFEST);
			final ProjectDescription projectDescription = packageManager.loadManifest(manifestLocation);
			if (null != projectDescription) {
				final ExternalProject project = new ExternalProject(projectRoot, NATURE_ID, BUILDER_ID);
				return Optional.of(Tuples.create(project, projectDescription));
			}
		}
	}

	return Optional.absent();
}
 

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
/**
 * Checks if expected list of stringified file locations matches
 *
 * @param expected
 *            collection of entries
 * @param actual
 *            collection of entries
 */
public void assertResourceDescriptions(Collection<String> expected, Iterable<IResourceDescription> actual) {
	Set<String> extraDescriptions = new HashSet<>();
	Set<String> missingDescriptions = new HashSet<>(expected);

	for (IResourceDescription iResourceDescription : actual) {
		URI uri = iResourceDescription.getURI();
		String stringUri = uri.isPlatform() ? uri.toPlatformString(false) : uri.toFileString();
		if (!missingDescriptions.contains(stringUri)) {
			extraDescriptions.add(stringUri);
		} else {
			missingDescriptions.remove(stringUri);
		}
	}

	if (missingDescriptions.isEmpty() && extraDescriptions.isEmpty()) {
		return;
	}

	StringBuilder msg = new StringBuilder("unexpected actual resources" + "\n");

	if (!extraDescriptions.isEmpty()) {
		msg.append("actual contains " + extraDescriptions.size() + " extra resources" + "\n");
	}

	if (!missingDescriptions.isEmpty()) {
		msg.append("actual is missing  " + missingDescriptions.size() + " expected resources" + "\n");
	}

	for (String extra : extraDescriptions) {
		msg.append("[extra] " + extra + "\n");
	}
	for (String missing : missingDescriptions) {
		msg.append("[missing] " + missing + "\n");
	}
	fail(msg.toString());
}
 

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
@Override
public Iterator<URI> getFolderIterator(URI folderLocation) {
	ensureInitialized();
	final URI findProjectWith = findProjectWith(folderLocation);
	if (null != findProjectWith) {
		final String projectName = findProjectWith.lastSegment();
		final ExternalProject project = getProjectMapping().get(projectName);
		if (null != project) {
			String projectPath = new File(project.getLocationURI()).getAbsolutePath();
			String folderPath = folderLocation.toFileString();
			final IContainer container = projectPath.equals(folderPath) ? project
					: project.getFolder(folderPath.substring(projectPath.length() + 1));
			final Collection<URI> result = Lists.newLinkedList();
			try {
				container.accept(resource -> {
					if (resource instanceof IFile) {
						final String path = new File(resource.getLocationURI()).getAbsolutePath();
						result.add(URI.createFileURI(path));
					}
					return true;
				});
				return unmodifiableIterator(result.iterator());
			} catch (CoreException e) {
				return unmodifiableIterator(result.iterator());
			}
		}
	}

	return emptyIterator();
}
 

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
@Override
public URI findProjectWith(URI nestedLocation) {
	final String path = nestedLocation.toFileString();
	if (null == path) {
		return null;
	}

	final File nestedResource = new File(path);
	if (!nestedResource.exists()) {
		return null;
	}

	final Path nestedResourcePath = nestedResource.toPath();

	final Iterable<URI> registeredProjectUris = projectCache.asMap().keySet();
	for (final URI projectUri : registeredProjectUris) {
		if (projectUri.isFile()) {
			final File projectRoot = new File(projectUri.toFileString());
			final Path projectRootPath = projectRoot.toPath();
			if (nestedResourcePath.startsWith(projectRootPath)) {
				return projectUri;
			}
		}
	}

	return null;
}
 

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
/** Helper method to fake the manifest node if it is not in a source folder. Otherwise does nothing. */
private ResourceNode getManifestResourceNode() {
	ResourceNode manifestNode = null;
	// Does nothing if the project root is a source container as well.
	if (!from(project.getSourceContainers()).transform(src -> src.getRelativeLocation()).toSet().contains("")) {
		final URI manifestLocation = project.getManifestLocation().orNull();
		if (null != manifestLocation) {
			final File manifest = new File(manifestLocation.toFileString());
			if (manifest.exists() && manifest.isFile()) {
				manifestNode = ResourceNode.create(this, manifest);
			}
		}
	}
	return manifestNode;
}
 

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
@Override
public IResource getResource(URI location) {
	ensureInitialized();
	final String path = location.toFileString();
	if (null == path) {
		return null;
	}
	final File nestedResource = new File(path);
	if (nestedResource.exists()) {
		final URI projectLocation = findProjectWith(location);
		if (null != projectLocation) {
			final String projectName = projectLocation.lastSegment();
			final IProject project = getProject(projectName);
			if (project instanceof ExternalProject) {
				final File projectResource = new File(project.getLocationURI());
				if (projectResource.exists() && projectResource.isDirectory()) {

					final Path projectPath = projectResource.toPath();
					final Path nestedPath = nestedResource.toPath();

					if (projectPath.equals(nestedPath)) {
						return project;
					}

					// TODO: project.getFile and project.getFolder don't check whether then given path is a file or
					// a folder, and they should not?
					final Path relativePath = projectPath.relativize(nestedPath);
					final IFile file = project.getFile(relativePath.toString());
					if (file.exists())
						return file;

					final IFolder folder = project.getFolder(relativePath.toString());
					if (folder.exists())
						return folder;
				}
			}
		}
	}

	return null;
}
 

import org.eclipse.emf.common.util.URI; //导入方法依赖的package包/类
protected String getLocationPath(URI location) {
	return location.toFileString();
}