Java Code Examples for org.eclipse.emf.common.util.URI#appendSegments()

/**
 * Converts the physical URI to a logic URI based on the bundle symbolic name.
 */
protected URI getLogicalURI(URI uri, IStorage storage, TraversalState state) {
	if (bundleSymbolicName != null) {
		URI logicalURI = URI.createPlatformResourceURI(bundleSymbolicName, false);
		List<?> parents = state.getParents();
		for (int i = 1; i < parents.size(); i++) {
			Object obj = parents.get(i);
			if (obj instanceof IPackageFragment) {
				logicalURI = logicalURI.appendSegments(((IPackageFragment) obj).getElementName().split("\\."));
			} else if (obj instanceof IJarEntryResource) {
				logicalURI = logicalURI.appendSegment(((IJarEntryResource) obj).getName());
			} else if (obj instanceof IFolder) {
				logicalURI = logicalURI.appendSegment(((IFolder) obj).getName());
			}
		}
		return logicalURI.appendSegment(uri.lastSegment());
	}
	return uri;
}
 

/**
 * Adjust the path value of the "main" property of the given package.json document as follows (in-place change of
 * the given JSON document):
 * <ol>
 * <li>if the path points to a folder, then "/index.js" will be appended,
 * <li>if neither a folder nor a file exist at the location the path points to and the path does not end in ".js",
 * then ".js" will be appended.
 * </ol>
 */
private void adjustMainPath(URI location, JSONDocument packageJSON) {
	JSONValue content = packageJSON.getContent();
	if (!(content instanceof JSONObject))
		return;
	JSONObject contentCasted = (JSONObject) content;
	NameValuePair mainProperty = JSONModelUtils.getNameValuePair(contentCasted, MAIN.name).orElse(null);
	if (mainProperty == null) {
		return;
	}
	String main = asNonEmptyStringOrNull(mainProperty.getValue());
	if (main == null) {
		return;
	}
	String[] mainSegments;
	if (File.separatorChar == '/') {
		List<String> splitted = Strings.split(main, '/');
		mainSegments = splitted.toArray(String[]::new);
	} else {
		mainSegments = windowsPattern.split(main);
	}

	URI locationWithMain = location.appendSegments(mainSegments);

	if (!main.endsWith(".js") && isFile(URIConverter.INSTANCE, locationWithMain.appendFileExtension("js"))) {
		main += ".js";
		mainProperty.setValue(JSONModelUtils.createStringLiteral(main));
	} else if (isDirectory(URIConverter.INSTANCE, locationWithMain)) {
		if (!(main.endsWith("/") || main.endsWith(File.separator))) {
			main += "/";
		}
		main += "index.js";
		mainProperty.setValue(JSONModelUtils.createStringLiteral(main));
	}
}
 

protected SomeFile asFile(SourceRelativeURI srcRelativeDerivedResource, IProjectConfig project) {
	String[] pathSegments = srcRelativeDerivedResource.getURI().segments();
	Set<? extends ISourceFolder> sourceFolders = project.getSourceFolders();
	for(ISourceFolder folder: sourceFolders) {
		URI srcFolderPath = folder.getPath();
		URI absoluteURI = srcFolderPath.appendSegments(pathSegments);
		SomeFile result = asFile(new AbsoluteURI(absoluteURI), project);
		if (result != null) {
			return result;
		}
	}
	URI fromRoot = project.getPath().appendSegments(pathSegments);
	return asFile(new AbsoluteURI(fromRoot), project);
}
 

/**
 * Creates a URI for given format name (equivalent to the grammar name).
 *
 * @param formatName
 *          for which URI should be crated
 * @return URI of the {@code .format} file
 */
private URI buildExtendedFormatConfigurationURI(final String formatName) {
  URI formatURI = URI.createPlatformResourceURI(formatName, true);
  String[] formatSegments = formatName.split("\\.");
  formatURI = formatURI.trimFileExtension();
  formatURI = formatURI.appendFileExtension("core");
  formatURI = formatURI.appendSegment("src");
  formatURI = formatURI.appendSegments(formatSegments);
  formatURI = formatURI.trimSegments(1);
  formatURI = formatURI.appendSegment("formatting");
  formatURI = formatURI.appendSegment(formatSegments[formatSegments.length - 1]);
  formatURI = formatURI.appendFileExtension("format");
  return formatURI;
}