use of org.apache.jackrabbit.spi.commons.nodetype.NodeDefinitionImpl in project jackrabbit by apache.
the class RemoveMixinOperation method perform.
public Object perform(SessionContext context) throws RepositoryException {
SessionImpl session = context.getSessionImpl();
ItemManager itemMgr = context.getItemManager();
SessionItemStateManager stateMgr = context.getItemStateManager();
context.getItemValidator().checkModify(node, CHECK_LOCK | CHECK_CHECKED_OUT | CHECK_CONSTRAINTS | CHECK_HOLD, Permission.NODE_TYPE_MNGMT);
// check if mixin is assigned
NodeState state = node.getNodeState();
if (!state.getMixinTypeNames().contains(mixinName)) {
throw new NoSuchNodeTypeException("Mixin " + context.getJCRName(mixinName) + " not included in " + node);
}
NodeTypeManagerImpl ntMgr = context.getNodeTypeManager();
NodeTypeRegistry ntReg = context.getNodeTypeRegistry();
// build effective node type of remaining mixin's & primary type
Set<Name> remainingMixins = new HashSet<Name>(state.getMixinTypeNames());
// remove name of target mixin
remainingMixins.remove(mixinName);
EffectiveNodeType entResulting;
try {
// build effective node type representing primary type
// including remaining mixin's
entResulting = ntReg.getEffectiveNodeType(state.getNodeTypeName(), remainingMixins);
} catch (NodeTypeConflictException e) {
throw new ConstraintViolationException(e.getMessage(), e);
}
// mix:referenceable needs special handling because it has
// special semantics:
// it can only be removed if there no more references to this node
NodeTypeImpl mixin = ntMgr.getNodeType(mixinName);
if (isReferenceable(mixin) && !entResulting.includesNodeType(MIX_REFERENCEABLE)) {
if (node.getReferences().hasNext()) {
throw new ConstraintViolationException(mixinName + " can not be removed:" + " the node is being referenced through at least" + " one property of type REFERENCE");
}
}
// currently locked even if the editing session is the lock holder.
if ((NameConstants.MIX_LOCKABLE.equals(mixinName) || mixin.isDerivedFrom(NameConstants.MIX_LOCKABLE)) && !entResulting.includesNodeType(NameConstants.MIX_LOCKABLE) && node.isLocked()) {
throw new ConstraintViolationException(mixinName + " can not be removed: the node is locked.");
}
NodeState thisState = (NodeState) node.getOrCreateTransientItemState();
// collect information about properties and nodes which require further
// action as a result of the mixin removal; we need to do this *before*
// actually changing the assigned mixin types, otherwise we wouldn't
// be able to retrieve the current definition of an item.
Map<PropertyId, PropertyDefinition> affectedProps = new HashMap<PropertyId, PropertyDefinition>();
Map<ChildNodeEntry, NodeDefinition> affectedNodes = new HashMap<ChildNodeEntry, NodeDefinition>();
try {
Set<Name> names = thisState.getPropertyNames();
for (Name propName : names) {
PropertyId propId = new PropertyId(thisState.getNodeId(), propName);
PropertyState propState = (PropertyState) stateMgr.getItemState(propId);
PropertyDefinition oldDef = itemMgr.getDefinition(propState);
// check if property has been defined by mixin type
// (or one of its supertypes)
NodeTypeImpl declaringNT = (NodeTypeImpl) oldDef.getDeclaringNodeType();
if (!entResulting.includesNodeType(declaringNT.getQName())) {
// the resulting effective node type doesn't include the
// node type that declared this property
affectedProps.put(propId, oldDef);
}
}
List<ChildNodeEntry> entries = thisState.getChildNodeEntries();
for (ChildNodeEntry entry : entries) {
NodeState nodeState = (NodeState) stateMgr.getItemState(entry.getId());
NodeDefinition oldDef = itemMgr.getDefinition(nodeState);
// check if node has been defined by mixin type
// (or one of its supertypes)
NodeTypeImpl declaringNT = (NodeTypeImpl) oldDef.getDeclaringNodeType();
if (!entResulting.includesNodeType(declaringNT.getQName())) {
// the resulting effective node type doesn't include the
// node type that declared this child node
affectedNodes.put(entry, oldDef);
}
}
} catch (ItemStateException e) {
throw new RepositoryException("Failed to determine effect of removing mixin " + context.getJCRName(mixinName), e);
}
// modify the state of this node
thisState.setMixinTypeNames(remainingMixins);
// set jcr:mixinTypes property
node.setMixinTypesProperty(remainingMixins);
// process affected nodes & properties:
// 1. try to redefine item based on the resulting
// new effective node type (see JCR-2130)
// 2. remove item if 1. fails
boolean success = false;
try {
for (Map.Entry<PropertyId, PropertyDefinition> entry : affectedProps.entrySet()) {
PropertyId id = entry.getKey();
PropertyImpl prop = (PropertyImpl) itemMgr.getItem(id);
PropertyDefinition oldDef = entry.getValue();
if (oldDef.isProtected()) {
// remove 'orphaned' protected properties immediately
node.removeChildProperty(id.getName());
continue;
}
// redefine property if possible (JCR-2130)
try {
PropertyDefinitionImpl newDef = node.getApplicablePropertyDefinition(id.getName(), prop.getType(), oldDef.isMultiple(), false);
if (newDef.getRequiredType() != PropertyType.UNDEFINED && newDef.getRequiredType() != prop.getType()) {
// value conversion required
if (oldDef.isMultiple()) {
// convert value
Value[] values = ValueHelper.convert(prop.getValues(), newDef.getRequiredType(), session.getValueFactory());
// redefine property
prop.onRedefine(newDef.unwrap());
// set converted values
prop.setValue(values);
} else {
// convert value
Value value = ValueHelper.convert(prop.getValue(), newDef.getRequiredType(), session.getValueFactory());
// redefine property
prop.onRedefine(newDef.unwrap());
// set converted values
prop.setValue(value);
}
} else {
// redefine property
prop.onRedefine(newDef.unwrap());
}
} catch (ValueFormatException vfe) {
// value conversion failed, remove it
node.removeChildProperty(id.getName());
} catch (ConstraintViolationException cve) {
// no suitable definition found for this property,
// remove it
node.removeChildProperty(id.getName());
}
}
for (ChildNodeEntry entry : affectedNodes.keySet()) {
NodeState nodeState = (NodeState) stateMgr.getItemState(entry.getId());
NodeImpl childNode = (NodeImpl) itemMgr.getItem(entry.getId());
NodeDefinition oldDef = affectedNodes.get(entry);
if (oldDef.isProtected()) {
// remove 'orphaned' protected child node immediately
node.removeChildNode(entry.getId());
continue;
}
// redefine node if possible (JCR-2130)
try {
NodeDefinitionImpl newDef = node.getApplicableChildNodeDefinition(entry.getName(), nodeState.getNodeTypeName());
// redefine node
childNode.onRedefine(newDef.unwrap());
} catch (ConstraintViolationException cve) {
// no suitable definition found for this child node,
// remove it
node.removeChildNode(entry.getId());
}
}
success = true;
} catch (ItemStateException e) {
throw new RepositoryException("Failed to clean up child items defined by removed mixin " + context.getJCRName(mixinName), e);
} finally {
if (!success) {
// TODO JCR-1914: revert any changes made so far
}
}
return this;
}
use of org.apache.jackrabbit.spi.commons.nodetype.NodeDefinitionImpl in project jackrabbit by apache.
the class NodeImpl method setPrimaryType.
/**
* {@inheritDoc}
*/
public void setPrimaryType(String nodeTypeName) throws NoSuchNodeTypeException, VersionException, ConstraintViolationException, LockException, RepositoryException {
// check state of this instance
sanityCheck();
// make sure this node is checked-out, neither protected nor locked and
// the editing session has sufficient permission to change the primary type.
int options = ItemValidator.CHECK_CHECKED_OUT | ItemValidator.CHECK_LOCK | ItemValidator.CHECK_CONSTRAINTS | ItemValidator.CHECK_HOLD;
sessionContext.getItemValidator().checkModify(this, options, Permission.NODE_TYPE_MNGMT);
final NodeState state = data.getNodeState();
if (state.getParentId() == null) {
String msg = "changing the primary type of the root node is not supported";
log.debug(msg);
throw new RepositoryException(msg);
}
Name ntName = sessionContext.getQName(nodeTypeName);
if (ntName.equals(state.getNodeTypeName())) {
log.debug("Node already has " + nodeTypeName + " as primary node type.");
return;
}
NodeTypeManagerImpl ntMgr = sessionContext.getNodeTypeManager();
NodeType nt = ntMgr.getNodeType(ntName);
if (nt.isMixin()) {
throw new ConstraintViolationException(nodeTypeName + ": not a primary node type.");
} else if (nt.isAbstract()) {
throw new ConstraintViolationException(nodeTypeName + ": is an abstract node type.");
}
// build effective node type of new primary type & existing mixin's
// in order to detect conflicts
NodeTypeRegistry ntReg = ntMgr.getNodeTypeRegistry();
EffectiveNodeType entNew, entOld, entAll;
try {
entNew = ntReg.getEffectiveNodeType(ntName);
entOld = ntReg.getEffectiveNodeType(state.getNodeTypeName());
// try to build new effective node type (will throw in case of conflicts)
entAll = ntReg.getEffectiveNodeType(ntName, state.getMixinTypeNames());
} catch (NodeTypeConflictException ntce) {
throw new ConstraintViolationException(ntce.getMessage());
}
// get applicable definition for this node using new primary type
QNodeDefinition nodeDef;
try {
NodeImpl parent = (NodeImpl) getParent();
nodeDef = parent.getApplicableChildNodeDefinition(getQName(), ntName).unwrap();
} catch (RepositoryException re) {
String msg = this + ": no applicable definition found in parent node's node type";
log.debug(msg);
throw new ConstraintViolationException(msg, re);
}
if (!nodeDef.equals(itemMgr.getDefinition(state).unwrap())) {
onRedefine(nodeDef);
}
Set<QItemDefinition> oldDefs = new HashSet<QItemDefinition>(Arrays.asList(entOld.getAllItemDefs()));
Set<QItemDefinition> newDefs = new HashSet<QItemDefinition>(Arrays.asList(entNew.getAllItemDefs()));
Set<QItemDefinition> allDefs = new HashSet<QItemDefinition>(Arrays.asList(entAll.getAllItemDefs()));
// added child item definitions
Set<QItemDefinition> addedDefs = new HashSet<QItemDefinition>(newDefs);
addedDefs.removeAll(oldDefs);
// referential integrity check
boolean referenceableOld = entOld.includesNodeType(NameConstants.MIX_REFERENCEABLE);
boolean referenceableNew = entNew.includesNodeType(NameConstants.MIX_REFERENCEABLE);
if (referenceableOld && !referenceableNew) {
// node would become non-referenceable;
// make sure no references exist
PropertyIterator iter = getReferences();
if (iter.hasNext()) {
throw new ConstraintViolationException("the new primary type cannot be set as it would render " + "this node 'non-referenceable' while it is still being " + "referenced through at least one property of type REFERENCE");
}
}
// do the actual modifications in content as mandated by the new primary type
// modify the state of this node
NodeState thisState = (NodeState) getOrCreateTransientItemState();
thisState.setNodeTypeName(ntName);
// set jcr:primaryType property
internalSetProperty(NameConstants.JCR_PRIMARYTYPE, InternalValue.create(ntName));
// walk through properties and child nodes and change definition as necessary
// use temp set to avoid ConcurrentModificationException
HashSet<Name> set = new HashSet<Name>(thisState.getPropertyNames());
for (Name propName : set) {
try {
PropertyState propState = (PropertyState) stateMgr.getItemState(new PropertyId(thisState.getNodeId(), propName));
if (!allDefs.contains(itemMgr.getDefinition(propState).unwrap())) {
// redefine property if possible
try {
PropertyImpl prop = (PropertyImpl) itemMgr.getItem(propState.getId());
if (prop.getDefinition().isProtected()) {
// remove 'orphaned' protected properties immediately
removeChildProperty(propName);
continue;
}
PropertyDefinitionImpl pdi = getApplicablePropertyDefinition(propName, propState.getType(), propState.isMultiValued(), false);
if (pdi.getRequiredType() != PropertyType.UNDEFINED && pdi.getRequiredType() != propState.getType()) {
// value conversion required
if (propState.isMultiValued()) {
// convert value
Value[] values = ValueHelper.convert(prop.getValues(), pdi.getRequiredType(), getSession().getValueFactory());
// redefine property
prop.onRedefine(pdi.unwrap());
// set converted values
prop.setValue(values);
} else {
// convert value
Value value = ValueHelper.convert(prop.getValue(), pdi.getRequiredType(), getSession().getValueFactory());
// redefine property
prop.onRedefine(pdi.unwrap());
// set converted values
prop.setValue(value);
}
} else {
// redefine property
prop.onRedefine(pdi.unwrap());
}
// update collection of added definitions
addedDefs.remove(pdi.unwrap());
} catch (ValueFormatException vfe) {
// value conversion failed, remove it
removeChildProperty(propName);
} catch (ConstraintViolationException cve) {
// no suitable definition found for this property,
// remove it
removeChildProperty(propName);
}
}
} catch (ItemStateException ise) {
String msg = propName + ": failed to retrieve property state";
log.error(msg, ise);
throw new RepositoryException(msg, ise);
}
}
// use temp array to avoid ConcurrentModificationException
ArrayList<ChildNodeEntry> list = new ArrayList<ChildNodeEntry>(thisState.getChildNodeEntries());
// start from tail to avoid problems with same-name siblings
for (int i = list.size() - 1; i >= 0; i--) {
ChildNodeEntry entry = list.get(i);
try {
NodeState nodeState = (NodeState) stateMgr.getItemState(entry.getId());
if (!allDefs.contains(itemMgr.getDefinition(nodeState).unwrap())) {
// redefine node if possible
try {
NodeImpl node = (NodeImpl) itemMgr.getItem(nodeState.getId());
if (node.getDefinition().isProtected()) {
// remove 'orphaned' protected child node immediately
removeChildNode(entry.getId());
continue;
}
NodeDefinitionImpl ndi = getApplicableChildNodeDefinition(entry.getName(), nodeState.getNodeTypeName());
// redefine node
node.onRedefine(ndi.unwrap());
// update collection of added definitions
addedDefs.remove(ndi.unwrap());
} catch (ConstraintViolationException cve) {
// no suitable definition found for this child node,
// remove it
removeChildNode(entry.getId());
}
}
} catch (ItemStateException ise) {
String msg = entry.getName() + ": failed to retrieve node state";
log.error(msg, ise);
throw new RepositoryException(msg, ise);
}
}
// type and at the same time were not present with the old nt
for (QItemDefinition def : addedDefs) {
if (def.isAutoCreated()) {
if (def.definesNode()) {
NodeDefinitionImpl ndi = ntMgr.getNodeDefinition((QNodeDefinition) def);
createChildNode(def.getName(), (NodeTypeImpl) ndi.getDefaultPrimaryType(), null);
} else {
PropertyDefinitionImpl pdi = ntMgr.getPropertyDefinition((QPropertyDefinition) def);
createChildProperty(pdi.unwrap().getName(), pdi.getRequiredType(), pdi);
}
}
}
}
use of org.apache.jackrabbit.spi.commons.nodetype.NodeDefinitionImpl in project jackrabbit by apache.
the class NodeImpl method addNode.
/**
* Same as <code>{@link Node#addNode(String, String)}</code> except that
* this method takes <code>Name</code> arguments instead of
* <code>String</code>s and has an additional <code>uuid</code> argument.
* <p>
* <b>Important Notice:</b> This method is for internal use only! Passing
* already assigned uuid's might lead to unexpected results and
* data corruption in the worst case.
*
* @param nodeName name of the new node
* @param nodeTypeName name of the new node's node type or <code>null</code>
* if it should be determined automatically
* @param id id of the new node or <code>null</code> if a new
* id should be assigned
* @return the newly added node
* @throws RepositoryException if the node can not added
*/
// FIXME: This method should not be public
public synchronized NodeImpl addNode(Name nodeName, Name nodeTypeName, NodeId id) throws RepositoryException {
// check state of this instance
sanityCheck();
Path nodePath = PathFactoryImpl.getInstance().create(getPrimaryPath(), nodeName, true);
// Check the explicitly specified node type (if any)
NodeTypeImpl nt = null;
if (nodeTypeName != null) {
nt = sessionContext.getNodeTypeManager().getNodeType(nodeTypeName);
if (nt.isMixin()) {
throw new ConstraintViolationException("Unable to add a node with a mixin node type: " + sessionContext.getJCRName(nodeTypeName));
} else if (nt.isAbstract()) {
throw new ConstraintViolationException("Unable to add a node with an abstract node type: " + sessionContext.getJCRName(nodeTypeName));
} else {
// adding a node with explicit specifying the node type name
// requires the editing session to have nt_management privilege.
sessionContext.getAccessManager().checkPermission(nodePath, Permission.NODE_TYPE_MNGMT);
}
}
// Get the applicable child node definition for this node.
NodeDefinitionImpl def;
try {
def = getApplicableChildNodeDefinition(nodeName, nodeTypeName);
} catch (RepositoryException e) {
throw new ConstraintViolationException("No child node definition for " + sessionContext.getJCRName(nodeName) + " found in " + this, e);
}
// Use default node type from child node definition if needed
if (nt == null) {
nt = (NodeTypeImpl) def.getDefaultPrimaryType();
}
// check the new name
NodeNameNormalizer.check(nodeName);
// check for name collisions
NodeState thisState = data.getNodeState();
ChildNodeEntry cne = thisState.getChildNodeEntry(nodeName, 1);
if (cne != null) {
// check same-name sibling setting of new node
if (!def.allowsSameNameSiblings()) {
throw new ItemExistsException("This node already exists: " + itemMgr.safeGetJCRPath(nodePath));
}
// check same-name sibling setting of existing node
NodeImpl existing = itemMgr.getNode(cne.getId(), getNodeId());
if (!existing.getDefinition().allowsSameNameSiblings()) {
throw new ItemExistsException("Same-name siblings not allowed for " + existing);
}
}
// check protected flag of parent (i.e. this) node and retention/hold
// make sure this node is checked-out and not locked by another session.
int options = ItemValidator.CHECK_LOCK | ItemValidator.CHECK_CHECKED_OUT | ItemValidator.CHECK_CONSTRAINTS | ItemValidator.CHECK_HOLD | ItemValidator.CHECK_RETENTION;
sessionContext.getItemValidator().checkModify(this, options, Permission.NONE);
// now do create the child node
return createChildNode(nodeName, nt, id);
}
use of org.apache.jackrabbit.spi.commons.nodetype.NodeDefinitionImpl in project jackrabbit by apache.
the class NodeImpl method setMixins.
/**
* {@inheritDoc}
*/
public void setMixins(String[] mixinNames) throws NoSuchNodeTypeException, VersionException, ConstraintViolationException, LockException, RepositoryException {
// check state of this instance
sanityCheck();
NodeTypeManagerImpl ntMgr = sessionContext.getNodeTypeManager();
Set<Name> newMixins = new HashSet<Name>();
for (String name : mixinNames) {
Name qName = sessionContext.getQName(name);
if (!ntMgr.getNodeType(qName).isMixin()) {
throw new RepositoryException(sessionContext.getJCRName(qName) + " is not a mixin node type");
}
newMixins.add(qName);
}
// make sure this node is checked-out, neither protected nor locked and
// the editing session has sufficient permission to change the mixin types.
// special handling of mix:(simple)versionable. since adding the
// mixin alters the version storage jcr:versionManagement privilege
// is required in addition.
int permissions = Permission.NODE_TYPE_MNGMT;
if (newMixins.contains(MIX_VERSIONABLE) || newMixins.contains(MIX_SIMPLE_VERSIONABLE)) {
permissions |= Permission.VERSION_MNGMT;
}
int options = ItemValidator.CHECK_CHECKED_OUT | ItemValidator.CHECK_LOCK | ItemValidator.CHECK_CONSTRAINTS | ItemValidator.CHECK_HOLD;
sessionContext.getItemValidator().checkModify(this, options, permissions);
final NodeState state = data.getNodeState();
// build effective node type of primary type & new mixin's
// in order to detect conflicts
NodeTypeRegistry ntReg = ntMgr.getNodeTypeRegistry();
EffectiveNodeType entNew, entOld, entAll;
try {
entNew = ntReg.getEffectiveNodeType(newMixins);
entOld = ntReg.getEffectiveNodeType(state.getMixinTypeNames());
// try to build new effective node type (will throw in case of conflicts)
entAll = ntReg.getEffectiveNodeType(state.getNodeTypeName(), newMixins);
} catch (NodeTypeConflictException ntce) {
throw new ConstraintViolationException(ntce.getMessage());
}
// added child item definitions
Set<QItemDefinition> addedDefs = new HashSet<QItemDefinition>(Arrays.asList(entNew.getAllItemDefs()));
addedDefs.removeAll(Arrays.asList(entOld.getAllItemDefs()));
// referential integrity check
boolean referenceableOld = getEffectiveNodeType().includesNodeType(NameConstants.MIX_REFERENCEABLE);
boolean referenceableNew = entAll.includesNodeType(NameConstants.MIX_REFERENCEABLE);
if (referenceableOld && !referenceableNew) {
// node would become non-referenceable;
// make sure no references exist
PropertyIterator iter = getReferences();
if (iter.hasNext()) {
throw new ConstraintViolationException("the new mixin types cannot be set as it would render " + "this node 'non-referenceable' while it is still being " + "referenced through at least one property of type REFERENCE");
}
}
// gather currently assigned definitions *before* doing actual modifications
Map<ItemId, ItemDefinition> oldDefs = new HashMap<ItemId, ItemDefinition>();
for (Name name : getNodeState().getPropertyNames()) {
PropertyId id = new PropertyId(getNodeId(), name);
try {
PropertyState propState = (PropertyState) stateMgr.getItemState(id);
oldDefs.put(id, itemMgr.getDefinition(propState));
} catch (ItemStateException ise) {
String msg = name + ": failed to retrieve property state";
log.error(msg, ise);
throw new RepositoryException(msg, ise);
}
}
for (ChildNodeEntry cne : getNodeState().getChildNodeEntries()) {
try {
NodeState nodeState = (NodeState) stateMgr.getItemState(cne.getId());
oldDefs.put(cne.getId(), itemMgr.getDefinition(nodeState));
} catch (ItemStateException ise) {
String msg = cne + ": failed to retrieve node state";
log.error(msg, ise);
throw new RepositoryException(msg, ise);
}
}
// now do the actual modifications in content as mandated by the new mixins
// modify the state of this node
NodeState thisState = (NodeState) getOrCreateTransientItemState();
thisState.setMixinTypeNames(newMixins);
// set jcr:mixinTypes property
setMixinTypesProperty(newMixins);
// walk through properties and child nodes and change definition as necessary
// use temp set to avoid ConcurrentModificationException
HashSet<Name> set = new HashSet<Name>(thisState.getPropertyNames());
for (Name propName : set) {
PropertyState propState = null;
try {
propState = (PropertyState) stateMgr.getItemState(new PropertyId(thisState.getNodeId(), propName));
// the following call triggers ConstraintViolationException
// if there isn't any suitable definition anymore
itemMgr.getDefinition(propState);
} catch (ConstraintViolationException cve) {
// redefine property if possible
try {
if (oldDefs.get(propState.getId()).isProtected()) {
// remove 'orphaned' protected properties immediately
removeChildProperty(propName);
continue;
}
PropertyDefinitionImpl pdi = getApplicablePropertyDefinition(propName, propState.getType(), propState.isMultiValued(), false);
PropertyImpl prop = (PropertyImpl) itemMgr.getItem(propState.getId());
if (pdi.getRequiredType() != PropertyType.UNDEFINED && pdi.getRequiredType() != propState.getType()) {
// value conversion required
if (propState.isMultiValued()) {
// convert value
Value[] values = ValueHelper.convert(prop.getValues(), pdi.getRequiredType(), getSession().getValueFactory());
// redefine property
prop.onRedefine(pdi.unwrap());
// set converted values
prop.setValue(values);
} else {
// convert value
Value value = ValueHelper.convert(prop.getValue(), pdi.getRequiredType(), getSession().getValueFactory());
// redefine property
prop.onRedefine(pdi.unwrap());
// set converted values
prop.setValue(value);
}
} else {
// redefine property
prop.onRedefine(pdi.unwrap());
}
// update collection of added definitions
addedDefs.remove(pdi.unwrap());
} catch (ValueFormatException vfe) {
// value conversion failed, remove it
removeChildProperty(propName);
} catch (ConstraintViolationException cve1) {
// no suitable definition found for this property,
// remove it
removeChildProperty(propName);
}
} catch (ItemStateException ise) {
String msg = propName + ": failed to retrieve property state";
log.error(msg, ise);
throw new RepositoryException(msg, ise);
}
}
// use temp array to avoid ConcurrentModificationException
ArrayList<ChildNodeEntry> list = new ArrayList<ChildNodeEntry>(thisState.getChildNodeEntries());
// start from tail to avoid problems with same-name siblings
for (int i = list.size() - 1; i >= 0; i--) {
ChildNodeEntry entry = list.get(i);
NodeState nodeState = null;
try {
nodeState = (NodeState) stateMgr.getItemState(entry.getId());
// the following call triggers ConstraintViolationException
// if there isn't any suitable definition anymore
itemMgr.getDefinition(nodeState);
} catch (ConstraintViolationException cve) {
// redefine node if possible
try {
if (oldDefs.get(nodeState.getId()).isProtected()) {
// remove 'orphaned' protected child node immediately
removeChildNode(entry.getId());
continue;
}
NodeDefinitionImpl ndi = getApplicableChildNodeDefinition(entry.getName(), nodeState.getNodeTypeName());
NodeImpl node = (NodeImpl) itemMgr.getItem(nodeState.getId());
// redefine node
node.onRedefine(ndi.unwrap());
// update collection of added definitions
addedDefs.remove(ndi.unwrap());
} catch (ConstraintViolationException cve1) {
// no suitable definition found for this child node,
// remove it
removeChildNode(entry.getId());
}
} catch (ItemStateException ise) {
String msg = entry + ": failed to retrieve node state";
log.error(msg, ise);
throw new RepositoryException(msg, ise);
}
}
// and at the same time were not present with the old mixins
for (QItemDefinition def : addedDefs) {
if (def.isAutoCreated()) {
if (def.definesNode()) {
NodeDefinitionImpl ndi = ntMgr.getNodeDefinition((QNodeDefinition) def);
createChildNode(def.getName(), (NodeTypeImpl) ndi.getDefaultPrimaryType(), null);
} else {
PropertyDefinitionImpl pdi = ntMgr.getPropertyDefinition((QPropertyDefinition) def);
createChildProperty(pdi.unwrap().getName(), pdi.getRequiredType(), pdi);
}
}
}
}
use of org.apache.jackrabbit.spi.commons.nodetype.NodeDefinitionImpl in project jackrabbit by apache.
the class NodeImpl method createChildNode.
protected synchronized NodeImpl createChildNode(Name name, NodeTypeImpl nodeType, NodeId id) throws RepositoryException {
// create a new node state
NodeState nodeState = stateMgr.createTransientNodeState(id, nodeType.getQName(), getNodeId(), ItemState.STATUS_NEW);
// create Node instance wrapping new node state
NodeImpl node;
try {
// NOTE: since the node is not yet connected to its parent, avoid
// calling ItemManager#getItem(ItemId) which may include a permission
// check (with subsequent usage of the hierarachy-mgr -> error).
// just let the mgr create the new node that is known to exist and
// which has not been accessed before.
node = (NodeImpl) itemMgr.createItemInstance(nodeState);
} catch (RepositoryException re) {
// something went wrong
stateMgr.disposeTransientItemState(nodeState);
// re-throw
throw re;
}
// modify the state of 'this', i.e. the parent node
NodeState thisState = (NodeState) getOrCreateTransientItemState();
// add new child node entry
thisState.addChildNodeEntry(name, nodeState.getNodeId());
// add 'auto-create' properties defined in node type
for (PropertyDefinition aPda : nodeType.getAutoCreatedPropertyDefinitions()) {
PropertyDefinitionImpl pd = (PropertyDefinitionImpl) aPda;
node.createChildProperty(pd.unwrap().getName(), pd.getRequiredType(), pd);
}
// recursively add 'auto-create' child nodes defined in node type
for (NodeDefinition aNda : nodeType.getAutoCreatedNodeDefinitions()) {
NodeDefinitionImpl nd = (NodeDefinitionImpl) aNda;
node.createChildNode(nd.unwrap().getName(), (NodeTypeImpl) nd.getDefaultPrimaryType(), null);
}
return node;
}
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