Java Code Examples for org.apache.sling.api.resource.Resource#getChildren()

/**
 * @see org.apache.sling.sample.slingshot.ratings.RatingsService#getRating(org.apache.sling.api.resource.Resource)
 */
@Override
public double getRating(final Resource resource) {
    final String fullPath = getRatingsResourcePath(resource);
    float rating = 0;
    if ( fullPath != null ) {
        final Resource ratingsResource = resource.getChild(fullPath);
        if ( ratingsResource != null ) {
            int count = 0;
            for(final Resource r : ratingsResource.getChildren()) {
                final ValueMap vm = r.getValueMap();
                final double current = vm.get(RatingsUtil.PROPERTY_RATING, 0.0);
                rating += current;
                count++;
            }
            if ( count > 0 ) {
                rating = rating / count;
            }
        }
    }
    return rating;
}
 

static boolean containsComponent(String resourceType, Resource resource) {
    if (resource == null)
        return false;

    if (resource.isResourceType(resourceType)) {
        return true;
    }

    for (Resource child : resource.getChildren()) {
        boolean val = containsComponent(resourceType, child);
        if (val) {
            return true;
        }
    }

    return false;
}
 

private void correctlyNullCheckedContentResource(Resource resource1, Resource resource2) {
  Page page1 = resource1.adaptTo(Page.class);
  Page page2 = resource2.adaptTo(Page.class);
  Resource contentResource1 = page1.getContentResource();
  Resource contentResource2 = page2.getContentResource();
  Iterable<Resource> children = null;
  if (contentResource1 != null) {
    children = contentResource1.getChildren();
    if (contentResource2 != null) {
      children = contentResource1.getChildren();
    }
    children = contentResource1.getChildren();
  } else if (contentResource2 != null) {
    children = contentResource2.getChildren();
  }
}
 

void populateActions() {
    Resource actionsNode = resource.getChild(CommerceTeaser.NN_ACTIONS);
    if (actionsNode != null) {
        for (Resource action : actionsNode.getChildren()) {

            ValueMap properties = action.getValueMap();
            String title = properties.get(PN_ACTION_TEXT, String.class);
            String productSlug = properties.get(PN_ACTION_PRODUCT_SLUG, String.class);
            String categoryId = properties.get(PN_ACTION_CATEGORY_ID, String.class);
            String selector = null;
            Page page;
            boolean isProduct = false;

            if (categoryId != null) {
                page = categoryPage;
                selector = categoryId;
            } else if (productSlug != null) {
                page = productPage;
                selector = productSlug;
                isProduct = true;
            } else {
                page = currentPage;

            }
            actions.add(new CommerceTeaserActionItem(title, selector, page, request, urlProvider, isProduct));
        }
    }
}
 

private void iterate(Resource r, int lvl) {
	for (Resource child : r.getChildren()) {
		if (lvl == 0) {
			countLetters(child);
		} else {
			iterate(child, lvl-1);
		}
	}
}
 

static void assertLayer(Resource root, List<String> types, int depth) {
    for (Resource child : root.getChildren()) {
        final ModifiableValueMap m = child.adaptTo(ModifiableValueMap.class);
        if (m.keySet().contains(MessageStoreImplRepositoryTest.TEST_RT_KEY)) {
            String type = m.get(MessageStoreImplRepositoryTest.TEST_RT_KEY, String.class);
            assertEquals(String.format("Expecting %s to have %s type", child.getPath(), types.get(depth)), types.get(depth), type);
        }
        if (child.getChildren().iterator().hasNext()) {
            assertLayer(child, types, depth+1);
        }
    }

}
 

private void assertSaveMessageWithAttachments(Message msg, int num) throws IOException {
    store.save(msg);

    List<BodyPart> attList = new LinkedList<BodyPart>();
    MessageStoreImpl.recursiveMultipartProcessing((Multipart) msg.getBody(), new StringBuilder(), new StringBuilder(), false, attList); 
    @SuppressWarnings("unchecked")
    Queue<BodyPart> attachmentsMsg = (Queue<BodyPart>) attList;
    assertTrue("No attachments found", attachmentsMsg.size() > 0);
    assertEquals("", num, attachmentsMsg.size());
    
    final Resource r = resolver.getResource(getResourcePath(msg, store));
    assertNotNull("Expecting non-null Resource", r);
    for (Resource aRes : r.getChildren()) {
        final ModifiableValueMap aMap = aRes.adaptTo(ModifiableValueMap.class);
        BodyPart aMsg = attachmentsMsg.poll();
        assertNotNull("JCR contains more attachments", aMsg);

        for (Field f : aMsg.getHeader().getFields()) {
            String name = f.getName();
            assertEquals("Field "+name+" is different", (aMap.get(name, String.class)), f.getBody());
        }
        
        if (aMsg.getBody() instanceof TextBody) {
            assertEquals("Content is not the same", MessageStoreImpl.getTextPart(aMsg), aMap.get(CONTENT, String.class));
        } else if (aMsg.getBody() instanceof BinaryBody) {
            assertEquals("Content is not the same", getBinPart(aMsg), aMap.get(CONTENT, String.class));
        } else {
            fail("Unknown type of attachment body");
        }
    }
    assertEquals("Message contains more attachments", attachmentsMsg.poll(), null);
}
 

@Override
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) {
  String path = request.getRequestPathInfo().getSuffix();
  List<Resource> scripts = new ArrayList<>();
  Resource resource = request.getResourceResolver().getResource(path);
  for (Resource child : resource.getChildren()) {
    if (ScriptsRowModel.isFolder(child) || ScriptModel.isScript(child)) {
      scripts.add(new ResourceTypeWrapper(child));
    }
  }
  DataSource dataSource = new SimpleDataSource(scripts.iterator());
  request.setAttribute(DataSource.class.getName(), dataSource);
}
 

private void notSafeUseOfResourceAfterIfWithNullCheck(Resource resource) {
  Page page = resource.adaptTo(Page.class);
  Resource contentResource = page.getContentResource("test");
  if (contentResource != null) {
    // do something
  }
  Iterable<Resource> children = contentResource.getChildren(); // Noncompliant
}
 

private void nullCheckUsedOnDifferentResourceThanCheckedInIfStatement(Resource resource1,
    Resource resource2) {
  Page page1 = resource1.adaptTo(Page.class);
  Page page2 = resource2.adaptTo(Page.class);
  Resource contentResource1 = page1.getContentResource();
  Resource contentResource2 = page2.getContentResource("test");
  if (contentResource1 != null) {
    Iterable<Resource> children = contentResource2.getChildren(); // Noncompliant
  }
}
 

@PostConstruct
private void initModel() {
    categoryPage = SiteNavigation.getCategoryPage(currentPage);
    if (categoryPage == null) {
        categoryPage = currentPage;
    }

    List<String> categoryIds = new ArrayList<>();
    assetOverride = new HashMap<>();

    // Iterate entries of composite multifield
    Resource items = resource.getChild(ITEMS_PROP);
    if (items != null) {
        for (Resource item : items.getChildren()) {
            ValueMap props = item.getValueMap();
            String categoryId = props.get(CATEGORY_ID_PROP, String.class);
            if (StringUtils.isEmpty(categoryId)) {
                continue;
            }
            categoryIds.add(categoryId);

            // Check if an override asset was set. If yes, store it in a map for later use.
            String assetPath = props.get(ASSET_PROP, String.class);
            if (StringUtils.isEmpty((assetPath))) {
                continue;
            }

            Resource assetResource = resource.getResourceResolver().getResource(assetPath);
            if (assetResource == null) {
                continue;
            }

            Asset overrideAsset = assetResource.adaptTo(Asset.class);
            assetOverride.put(categoryId, overrideAsset);
        }

        if (categoryIds.size() > 0) {
            MagentoGraphqlClient magentoGraphqlClient = MagentoGraphqlClient.create(resource);
            if (magentoGraphqlClient != null) {
                categoriesRetriever = new CategoriesRetriever(magentoGraphqlClient);
                categoriesRetriever.setIdentifiers(categoryIds);
            }
        }
    }
}
 

private void contentResourceNotNullCheckedBeforeUsage(Resource resource) {
  Page page = resource.adaptTo(Page.class);
  Resource contentResourceA = page.getContentResource();
  Iterable<Resource> children = contentResourceA.getChildren(); // Noncompliant
}
 

@Override
public Iterable<Resource> getChildren(Resource resource) {
    return resource.getChildren();
}