javax.jcr.Item类的使用及代码示例

x33g5p2x  于2022-01-21 转载在 其他  
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本文整理了Java中javax.jcr.Item类的一些代码示例，展示了Item类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Item类的具体详情如下：
包路径：javax.jcr.Item
类名称：Item

Item介绍

[英]The Item is the base interface of Node and Property.
[中]Item是Node和Property的基本接口。

代码示例

代码示例来源：origin: org.apache.jackrabbit/jackrabbit-jcr-commons

/**
   * @see org.apache.jackrabbit.commons.predicate.DepthPredicate#matches(javax.jcr.Item)
   */
  @Override
  protected boolean matches(Item item) throws RepositoryException {
    if (item.isNode()) {
      return ((Node) item).getDefinition().isMandatory() == isMandatory;
    }
    return ((Property) item).getDefinition().isMandatory() == isMandatory;
  }
}

代码示例来源：origin: org.onehippo.cms7/jcrdiff-core

public void moveTo(TreeItem newParent) throws JcrDiffException {
  if (!(newParent instanceof JcrTreeNode)) {
    throw new IllegalArgumentException("newParent must be a JcrTreeNode");
  }
  JcrTreeItem jcrTreeNode = (JcrTreeItem) newParent;
  try {
    String name = jcrItem.getName();
    Session session = jcrItem.getSession();
    Node targetParent = (Node) jcrTreeNode.jcrItem;
    if (jcrItem instanceof Node) {
      session.move(jcrItem.getPath(), targetParent.getPath() + "/" + name);
      NodeIterator nodes = targetParent.getNodes(name);
      while (nodes.hasNext()) {
        jcrItem = nodes.nextNode();
      }
    } else {
      Property property = (Property) jcrItem;
      Property newProp;
      if (!property.isMultiple()) {
        newProp = targetParent.setProperty(property.getName(), property.getValue());
      } else {
        newProp = targetParent.setProperty(property.getName(), property.getValues(), property.getType());
      }
      property.remove();
      jcrItem = newProp;
    }
  } catch (RepositoryException e) {
    throw new JcrDiffException("Could not move item to new parent", e);
  }
}

代码示例来源：origin: com.github.livesense/org.liveSense.sample.gwt.notes

/**
 * {@inheritDoc}
 */
@Override
public String deleteNote(String path) {
  String message = "The note was successfully deleted!";
  try {
    session.getItem(path).remove();
    session.save();
  } catch (RepositoryException e) {
    log.error("deleteNote: error while deleting note {}: ", e);
    message = "Failed to delete to note! Error: " + e.getMessage();
  }
  return message;
}

代码示例来源：origin: org.onehippo.jcr.console/hippo-jcr-console-api

public void registerVisitedItem(Item item) {
  if (item != null && item.isNode()) {
    try {
      synchronized (visitedNodePathSet) {
        visitedNodePathSet.add(item.getPath());
      }
    } catch (RepositoryException e) {
      log.warn("Failed to retrieve item path.", e);
    }
  }
}

代码示例来源：origin: org.apache.sling/org.apache.sling.servlets.post

public void move(Object src, Object dstParent, String name)
throws PersistenceException {
  try {
    final Session session = ((Item)src).getSession();
    final Item source = ((Item)src);
    final String targetParentPath = ((Node)dstParent).getPath();
    final String targetPath = (targetParentPath.equals("/") ? "" : targetParentPath) + '/' + name;
    session.move(source.getPath(), targetPath);
  } catch ( final RepositoryException re) {
    throw new PersistenceException(re.getMessage(), re);
  }
}

代码示例来源：origin: apache/jackrabbit

/**
 *
 * @param item
 * @return
 */
private boolean isFilteredNamespace(Item item) {
  try {
    return isFilteredNamespace(item.getName(), item.getSession());
  } catch (RepositoryException e) {
    log.warn(e.getMessage());
  }
  return false;
}

代码示例来源：origin: apache/jackrabbit

public void testGetExternallyChangedNode() throws RepositoryException {
  // Access node1 through session 1
  Node node1 = (Node) readOnly.getItem(node1Path);
  // Add node and property through session 2
  Node n2 = testRootNode.getNode(nodeName1).addNode(nodeName2);
  Property p3 = n2.setProperty(propertyName1, "test");
  testRootNode.save();
  // Assert added nodes are visible in session 1 after refresh
  node1.refresh(false);
  assertTrue(readOnly.itemExists(n2.getPath()));
  assertTrue(readOnly.itemExists(p3.getPath()));
  Item m2 = readOnly.getItem(n2.getPath());
  assertTrue(m2.isNode());
  assertTrue(((Node) m2).hasProperty(propertyName1));
  // Remove property through session 2
  p3.remove();
  testRootNode.save();
  // Assert removal is visible through session 1
  node1.refresh(false);
  assertFalse(((Node) m2).hasProperty(propertyName1));
}

代码示例来源：origin: apache/jackrabbit

public void testGetExternallyChangedProperty() throws RepositoryException {
  // Access node1 through session 1
  Node node1 = (Node) readOnly.getItem(node1Path);
  // Add node and property through session 2
  Node n2 = testRootNode.getNode(nodeName1).addNode(nodeName2);
  Property p3 = n2.setProperty(propertyName1, "test");
  p3.setValue("v3");
  testRootNode.save();
  // Assert added nodes are visible in session 1 after refresh
  node1.refresh(false);
  assertTrue(readOnly.itemExists(n2.getPath()));
  assertTrue(readOnly.itemExists(p3.getPath()));
  Item q3 = readOnly.getItem(p3.getPath());
  assertFalse(q3.isNode());
  assertTrue("v3".equals(((Property) q3).getString()));
  // Change property value through session 2
  p3.setValue("v3_modified");
  testRootNode.save();
  // Assert modification is visible through session 1
  node1.refresh(false);
  assertTrue("v3_modified".equals(((Property) q3).getString()));
}

代码示例来源：origin: apache/jackrabbit-oak

@Test
public void sessionRefresh() throws RepositoryException {
  Session session = getAdminSession();
  // Add some items and ensure they are accessible through this session
  session.getNode("/").addNode("node1");
  session.getNode("/node1").addNode("node2");
  session.getNode("/").addNode("node1/node3");
  Node node1 = session.getNode("/node1");
  assertEquals("/node1", node1.getPath());
  Node node2 = session.getNode("/node1/node2");
  assertEquals("/node1/node2", node2.getPath());
  Node node3 = session.getNode("/node1/node3");
  assertEquals("/node1/node3", node3.getPath());
  node3.setProperty("property1", "value1");
  Item property1 = session.getProperty("/node1/node3/property1");
  assertFalse(property1.isNode());
  assertEquals("value1", ((Property) property1).getString());
  // Make sure these items are still accessible after refresh(true);
  session.refresh(true);
  assertTrue(session.itemExists("/node1"));
  assertTrue(session.itemExists("/node1/node2"));
  assertTrue(session.itemExists("/node1/node3"));
  assertTrue(session.itemExists("/node1/node3/property1"));
  session.refresh(false);
  // Make sure these items are not accessible after refresh(false);
  assertFalse(session.itemExists("/node1"));
  assertFalse(session.itemExists("/node1/node2"));
  assertFalse(session.itemExists("/node1/node3"));
  assertFalse(session.itemExists("/node1/node3/property1"));
}

代码示例来源：origin: org.onehippo.cms7/hippo-cms-xinha-integration

public RichTextLink loadLink(String relPath) throws RichTextException {
  if (Strings.isEmpty(relPath)) {
    throw new IllegalArgumentException("Link path is empty");
  }
  relPath = RichTextUtil.decode(relPath);
  try {
    Node node = nodeModel.getNode();
    Node linkNode = node.getNode(relPath);
    if (linkNode.isNodeType(HippoNodeType.NT_FACETSELECT)) {
      String uuid = linkNode.getProperty(HippoNodeType.HIPPO_DOCBASE).getValue().getString();
      Item item = node.getSession().getNodeByUUID(uuid);
      if (item != null) {
        JcrNodeModel model = new JcrNodeModel(item.getPath());
        return new RichTextLink(model, relPath);
      } else {
        throw new RichTextException("Facetselect points to non-existing uuid" + uuid);
      }
    } else {
      throw new RichTextException("Found node is not a facetselect");
    }
  } catch (PathNotFoundException e) {
    throw new RichTextException("Error finding facet node for relative path " + relPath, e);
  } catch (RepositoryException e) {
    throw new RichTextException("Error finding facet node for relative path " + relPath, e);
  }
}

代码示例来源：origin: org.onehippo.ecm.hst/hst-client

private RepositorySource getRepositoryTemplate(String absPath) {
  String template = null;
  Session session = null;
  try {
    session = getSession();
    if(session.itemExists(absPath)) {
      Item item = session.getItem(absPath);
      if(item.isNode()) {
        template = ((Node)item).getProperty(HstNodeTypes.SCRIPT_PROPERTY_TEMPLATE).getValue().getString();
      } else {
        template = ((Property)item).getValue().getString();
      }
      return new RepositorySource(template);
    }
  } catch (RepositoryException e) {
    e.printStackTrace();
  } finally {
    if(session != null) {
      session.logout();
    }
  }
  if(template == null ) {
    template = "Template source '"+ absPath +"' not found in the repository. ";
  }
  return RepositorySource.repositorySourceNotFound;
}

代码示例来源：origin: org.onehippo.cms7/hippo-cms-xinha-integration

private boolean isValid(IDetachable targetId) {
  if (!(targetId instanceof JcrNodeModel)) {
    return false;
  }
  JcrNodeModel selectedModel = (JcrNodeModel) targetId;
  Node node = selectedModel.getObject();
  if (node == null) {
    return false;
  }
  try {
    if (node.isNodeType("hippo:handle")) {
      Node doc = node.getNode(node.getName());
      Item primary = JcrHelper.getPrimaryItem(doc);
      return (primary.isNode() && ((Node) primary).isNodeType("hippo:resource"));
    }
  } catch (RepositoryException e) {
    log.error(e.getMessage());
  }
  return false;
}

代码示例来源：origin: apache/jackrabbit

private void checkHierarchy() throws PathNotFoundException, RepositoryException, ItemNotFoundException,
    AccessDeniedException {
  for (Iterator<ItemInfo> itemInfos = itemInfoStore.getItemInfos(); itemInfos.hasNext();) {
    ItemInfo itemInfo = itemInfos.next();
    String jcrPath = toJCRPath(itemInfo.getPath());
    Item item = session.getItem(jcrPath);
    assertEquals(jcrPath, item.getPath());
    if (item.getDepth() > 0) {
      Node parent = item.getParent();
      if (item.isNode()) {
        assertTrue(item.isSame(parent.getNode(item.getName())));
      }
      else {
        assertTrue(item.isSame(parent.getProperty(item.getName())));
      }
    }
  }
}

代码示例来源：origin: pentaho/pentaho-platform

public Void doInJcr( final Session session ) throws RepositoryException {
  if ( !session.itemExists( absPath ) ) {
   int lastSlashIdx = absPath.lastIndexOf( '/' );
   String parentPath = absPath.substring( 0, lastSlashIdx );
   Node parentNode = (Node) session.getItem( parentPath );
   Calendar cal = Calendar.getInstance();
   cal.setTime( date );
   parentNode.setProperty( absPath.substring( lastSlashIdx + 1 ), cal );
  } else {
   Item item = session.getItem( absPath );
   Assert.isTrue( !item.isNode() );
   Calendar cal = Calendar.getInstance();
   cal.setTime( date );
   ( (Property) item ).setValue( cal );
  }
  session.save();
  return null;
 }
} );

代码示例来源：origin: org.onehippo.cms7.hst/hst-client

try {
  session = createSession();
  if (session.itemExists(absPath)) {
    Item item = session.getItem(absPath);
    if (item.isNode()) {
      Node templateNode = (Node) item;
      if (templateNode.isNodeType(JcrConstants.NT_FILE)) {
        return createRepositorySourceFromBinary(templateNode, absPath);
      } else {
      return createRepositorySource(((Property) item).getValue().getString(), absPath);
} finally {
  if (session != null) {
    session.logout();

代码示例来源：origin: apache/jackrabbit

public void testRemove() throws RepositoryException {
  String srcPath = moveNode.getPath();
  doMove(srcPath, destinationPath);
  // now remove the moved node
  testRootNode.getSession().getItem(destinationPath).remove();
  assertFalse(superuser.itemExists(srcPath));
  assertFalse(superuser.itemExists(destinationPath));
  testRootNode.save();
  assertFalse(superuser.itemExists(srcPath));
  assertFalse(superuser.itemExists(destinationPath));
  assertFalse(destParentNode.isModified());
  assertFalse(srcParentNode.isModified());
}

代码示例来源：origin: apache/jackrabbit

public void testRevert() throws RepositoryException {
  String srcPath = moveNode.getPath();
  doMove(srcPath, destinationPath);
  // now remove the moved node
  testRootNode.getSession().getItem(destinationPath).remove();
  testRootNode.refresh(false);
  assertTrue(superuser.itemExists(srcPath));
  assertFalse(superuser.itemExists(destinationPath));
  assertFalse(moveNode.isModified());
  assertFalse(destParentNode.isModified());
  assertFalse(srcParentNode.isModified());
}

代码示例来源：origin: apache/jackrabbit-oak

/**
 * @see Item#isSame(javax.jcr.Item)
 */
@Override
public boolean isSame(Item otherItem) throws RepositoryException {
  if (this == otherItem) {
    return true;
  }
  // The objects are either both Node objects or both Property objects.
  if (isNode() != otherItem.isNode()) {
    return false;
  }
  // Test if both items belong to the same repository
  // created by the same Repository object
  if (!getSession().getRepository().equals(otherItem.getSession().getRepository())) {
    return false;
  }
  // Both objects were acquired through Session objects bound to the same
  // repository workspace.
  if (!getSession().getWorkspace().getName().equals(otherItem.getSession().getWorkspace().getName())) {
    return false;
  }
  if (isNode()) {
    return ((Node) this).getIdentifier().equals(((Node) otherItem).getIdentifier());
  } else {
    return getName().equals(otherItem.getName()) && getParent().isSame(otherItem.getParent());
  }
}

代码示例来源：origin: info.magnolia.ui/magnolia-ui-framework-compatibility

@Test
public void getJcrItemProperty() throws RepositoryException {
  // GIVEN
  Node node1 = AbstractJcrContainerTest.createNode(rootNode, "node1", NodeTypes.Content.NAME, PROPERTY_1, "name1");
  node1.getSession().save();
  // WHEN
  JcrPropertyItemId propertyId = new JcrPropertyItemId(node1.getIdentifier(), workspace, PROPERTY_1);
  Item res = container.getJcrItem(propertyId);
  // THEN
  assertNotNull(res);
  assertFalse(res.isNode());
}

代码示例来源：origin: info.magnolia.ui/magnolia-ui-framework-compatibility

@Test
public void testSetCommonAttributesWithProperty() throws Exception {
  // GIVEN
  String nodeName = "nodeName";
  Node testNode = session.getRootNode().addNode(nodeName);
  String propertyName = "propertyName";
  String propertyValue = "propertyValue";
  Property testProperty = testNode.setProperty(propertyName, propertyValue);
  // WHEN
  DummyJcrAdapter adapter = new DummyJcrAdapter(testProperty);
  // THEN
  assertFalse(adapter.isNode());
  assertEquals(workspaceName, adapter.getWorkspace());
  assertEquals(JcrItemUtil.getItemId(testProperty), adapter.getItemId());
  assertEquals(testProperty.getPath(), adapter.getJcrItem().getPath());
}

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