public Resource getResource()

in src/main/java/org/apache/sling/bundleresource/impl/BundleResourceProvider.java [100:161]
43 lines of code
14 McCabe index (conditional complexity)

    public Resource getResource(
            final ResolveContext<Object> ctx,
            final String resourcePath,
            final ResourceContext resourceContext,
            final Resource parent) {
        final PathMapping mappedPath = getMappedPath(resourcePath);
        if (mappedPath != null) {
            final String entryPath = mappedPath.getEntryPath(resourcePath);

            // first try, whether the bundle has an entry with a trailing slash
            // which would be a folder. In this case we check whether the
            // repository contains an item with the same path. If so, we
            // don't create a BundleResource but instead return null to be
            // able to return an item-based resource
            URL entry = cache.getEntry(entryPath.concat("/"));
            final boolean isFolder = entry != null;

            // if there is no entry with a trailing slash, try plain name
            // which would then of course be a file
            if (entry == null) {
                entry = cache.getEntry(entryPath);
                if (entry == null && this.root.getJSONPropertiesExtension() != null) {
                    entry = cache.getEntry(entryPath + this.root.getJSONPropertiesExtension());
                }
            }

            // here we either have a folder for which no same-named item exists
            // or a bundle file
            if (entry != null) {
                // check if a JSON props file is directly requested
                // if so, we deny the access
                if (this.root.getJSONPropertiesExtension() == null
                        || !entryPath.endsWith(this.root.getJSONPropertiesExtension())) {

                    return new BundleResource(
                            ctx.getResourceResolver(), cache, mappedPath, resourcePath, null, isFolder);
                }
            }

            // the bundle does not contain the path
            // if JSON is enabled check for any parent
            if (this.root.getJSONPropertiesExtension() != null) {
                String parentPath = ResourceUtil.getParent(resourcePath);
                while (parentPath != null) {
                    final Resource rsrc = getResource(ctx, parentPath, resourceContext, null);
                    if (rsrc != null) {
                        final Resource childResource = ((BundleResource) rsrc)
                                .getChildResource(resourcePath.substring(parentPath.length() + 1));
                        if (childResource != null) {
                            return childResource;
                        }
                    }
                    parentPath = ResourceUtil.getParent(parentPath);
                    if (parentPath != null && this.getMappedPath(parentPath) == null) {
                        parentPath = null;
                    }
                }
            }
        }

        return null;
    }