How to use

remove

method

in

javax.jcr.Property

@Override
public void runTest() throws Exception {
  Node node = session.getRootNode().getNode(ROOT_NODE_NAME);
  for (int i = 1; i < CHILD_COUNT; i++) {
    node.getNode("node" + i).setProperty("foo", "bar");
    session.save();
    node.getNode("node" + i).getProperty("foo").remove();
    node.getNode("node0").setProperty("foo", i);
    session.save();
  }
}

/**
 * remove specified property.
 *
 * @param name of the property to be removed
 * @throws PathNotFoundException if property does not exist
 * @throws RepositoryException if unable to remove
 */
public void removeProperty(String name) throws PathNotFoundException, RepositoryException {
  this.node.getProperty(this.getInternalPropertyName(name)).remove();
}

  @Override
  public void remove() throws VersionException, LockException, ConstraintViolationException, AccessDeniedException, RepositoryException {
    getWrappedProperty().remove();
  }
}

@MgnlDeprecated(since = "5.6.2", description = "No need to call since #addComment should not be called.")
@Deprecated
protected void cleanComment(final Node node) throws RepositoryException {
  synchronized (ExclusiveWrite.getInstance()) {
    if (node.hasProperty(NodeTypes.Versionable.COMMENT)
        && !StringUtils.EMPTY.equals(node.getProperty(NodeTypes.Versionable.COMMENT).getString())) {
      node.getProperty(NodeTypes.Versionable.COMMENT).remove();
      node.getSession().save();
    }
  }
}

public void removeProperty(String key) throws RepositoryException {
  Node parent = getParent(key);
  Property p = parent.getProperty(key);
  p.remove();
  treeManager.join(this, parent, p);
  if (autoSave) {
    parent.getSession().save();
  }
}

protected void setStringsProperty(String relPath, String[] values) throws RepositoryException {
  if (hasNode()) {
    Node node = getCheckedOutNode();
    if (values == null) {
      if (node.hasProperty(relPath)) {
        node.getProperty(relPath).remove();
      }
    } else {
      node.setProperty(relPath, values);
    }
  }
}

protected void setStringProperty(String relPath, String value) throws RepositoryException {
  if (hasNode()) {
    Node node = getCheckedOutNode();
    if (value == null) {
      if (node.hasProperty(relPath)) {
        node.getProperty(relPath).remove();
      }
    } else {
      node.setProperty(relPath, value);
    }
  }
}

private void assertNoEffect(Node target, String childName, String propName) throws RepositoryException {
  Session s = target.getSession();
  Node n = target.addNode(childName);
  Value v = getJcrValue(s, RepositoryStub.PROP_PROP_VALUE2, RepositoryStub.PROP_PROP_TYPE2, "test");
  Property p = target.setProperty(propName, v);
  n.remove();
  p.remove();
}

public void removeProperty(String key) throws RepositoryException {
  Node parent = getParent(key);
  Property p = parent.getProperty(key);
  p.remove();
  treeManager.join(this, parent, p);
  if (autoSave) {
    parent.getSession().save();
  }
}

  @Override
  protected void operateOnNode(InstallContext installContext, Node node) {
    try {
      node.getProperty("icon").remove();
    } catch (RepositoryException e) {
      installContext.warn(String.format("The legacy icon property couldn't be removed for the following node: %s", NodeUtil.getNodePathIfPossible(node)));
    }
  }
}

/**
 * Move <code>property</code> to the new <code>parent</code>.
 */
protected void move(Property property, Node parent) throws RepositoryException {
  parent.setProperty(property.getName(), property.getValue());
  property.remove();
}

@Override
public void delete() throws RepositoryException {
  if (isExist()) {
    getJCRProperty().remove();
  }
}

public static Property renameProperty(Property property, String newName) throws RepositoryException {
  // Do nothing if the property already has this name, otherwise we would remove the property
  if (property.getName().equals(newName)) {
    return property;
  }
  Node node = property.getParent();
  Property newProperty = node.setProperty(newName, property.getValue());
  property.remove();
  return newProperty;
}

public static void moveProperty(Property source, Node targetNode) throws RepositoryException {
  // JCR props can't be moved, we gotta recreate w/ same value and delete
  if (source.isMultiple()) {
    targetNode.setProperty(source.getName(), source.getValues());
  } else {
    targetNode.setProperty(source.getName(), source.getValue());
  }
  source.remove();
}

private void handleNode(Node node, String[] properties) throws RepositoryException {
  PropertyIterator propertyIterator = node.getProperties(properties);
  while (propertyIterator.hasNext()) {
    Property property = propertyIterator.nextProperty();
    if (DEPRECATED_I18N_PROPERTIES.contains(property.getName())) {
      log.info("SiteMap i18n property removed: '{}' ", property.getPath());
      property.remove();
    }
  }
}

protected void purgeContent(Node node) throws RepositoryException {
  // delete paragraphs & collections
  for (Iterator<Node> iter = new FilteringNodeIterator(node.getNodes(), new RuleBasedNodePredicate(getRule())); iter.hasNext(); ) {
    iter.next().remove();
  }
  // delete properties (incl title ??)
  for (Iterator<Property> iter = new FilteringPropertyIterator(node.getProperties(), new JCRMgnlPropertyHidingPredicate()); iter.hasNext(); ) {
    Property property = iter.next();
    property.remove();
  }
}

public void testRemovedNewProperty() throws RepositoryException, LockException, ConstraintViolationException, VersionException {
  Property p = testRootNode.setProperty(propertyName1, testValue);
  p.remove();
  testRootNode.refresh(false);
  try {
    p.getString();
    fail("Refresh 'false' must not bring a removed new child property back to life.");
  } catch (InvalidItemStateException e) {
    // ok
  }
  assertFalse("Refresh 'false' must not bring a removed new child property back to life.", testRootNode.hasProperty(propertyName1));
}

@Test
public void descendantSuggestionRequirePathRestrictionIndex() throws Exception {
  Node rootIndexDef = root.getNode("oak:index/sugg-idx");
  rootIndexDef.getProperty(EVALUATE_PATH_RESTRICTION).remove();
  rootIndexDef.setProperty(REINDEX_PROPERTY_NAME, true);
  session.save();
  //Without path restriction indexing, descendant clause shouldn't be respected
  validateSuggestions(
    createSuggestQuery(NT_OAK_UNSTRUCTURED, "te", "/content1"),
    newHashSet("test1", "test2", "test3", "test4", "test5", "test6"));
}

@Test
public void accessRemovedProperty() throws RepositoryException {
  Node foo = getNode("/foo");
  Property p = foo.setProperty("name", "value");
  p.remove();
  try {
    p.getPath();
    fail("Expected InvalidItemStateException");
  }
  catch (InvalidItemStateException expected) {
  }
}

@Test
public void testMoveAndRemovePropertyAtSource2() throws Exception {
  setupMovePermissions();
  allow(childNPath, privilegesFromName(PrivilegeConstants.REP_REMOVE_PROPERTIES));
  testSession.move(nodePath3, siblingDestPath);
  Node n = testSession.getNode(childNPath);
  assertTrue(n.hasProperty(propertyName1));
  n.getProperty(propertyName1).remove();
  testSession.save();
}