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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jackrabbit.spi.commons;
import org.apache.jackrabbit.spi.QNodeDefinition;
import org.apache.jackrabbit.spi.Name;
import org.apache.jackrabbit.spi.commons.conversion.NameException;
import org.apache.jackrabbit.spi.commons.conversion.NamePathResolver;
import org.apache.jackrabbit.spi.commons.name.NameConstants;
import java.util.Arrays;
import java.util.TreeSet;
import java.util.Set;
import java.util.HashSet;
import javax.jcr.NamespaceException;
import javax.jcr.nodetype.NodeDefinition;
import javax.jcr.nodetype.NodeType;
/**
* QNodeDefinitionImpl implements a QNodeDefinition.
*/
public class QNodeDefinitionImpl extends QItemDefinitionImpl implements QNodeDefinition {
private static final long serialVersionUID = -3671882394577685657L;
/**
* The name of the default primary type.
*/
private final Name defaultPrimaryType;
/**
* The names of the required primary types.
*/
private final Set requiredPrimaryTypes = new HashSet();
/**
* The 'allowsSameNameSiblings' flag.
*/
private final boolean allowsSameNameSiblings;
/**
* Copy constructor.
*
* @param nodeDef some other node definition.
*/
public QNodeDefinitionImpl(QNodeDefinition nodeDef) {
this(nodeDef.getName(), nodeDef.getDeclaringNodeType(),
nodeDef.isAutoCreated(), nodeDef.isMandatory(),
nodeDef.getOnParentVersion(), nodeDef.isProtected(),
nodeDef.getDefaultPrimaryType(),
nodeDef.getRequiredPrimaryTypes(),
nodeDef.allowsSameNameSiblings());
}
/**
* Creates a new SPI node definition based on a JCR NodeDefinition.
*
* @param name the name of the child item.
* @param declaringNodeType the declaring node type
* @param isAutoCreated if this item is auto created.
* @param isMandatory if this is a mandatory item.
* @param onParentVersion the on parent version behaviour.
* @param isProtected if this item is protected.
* @param defaultPrimaryType the default primary type name
* @param requiredPrimaryTypes the required primary type name
* @param allowsSameNameSiblings if this node allows SNS
*/
public QNodeDefinitionImpl(Name name, Name declaringNodeType,
boolean isAutoCreated, boolean isMandatory,
int onParentVersion, boolean isProtected,
Name defaultPrimaryType, Name[] requiredPrimaryTypes,
boolean allowsSameNameSiblings) {
super(name, declaringNodeType, isAutoCreated, isMandatory,
onParentVersion, isProtected);
this.defaultPrimaryType = defaultPrimaryType;
this.requiredPrimaryTypes.addAll(Arrays.asList(requiredPrimaryTypes));
// sanitize field value
if (this.requiredPrimaryTypes.isEmpty()) {
this.requiredPrimaryTypes.add(NameConstants.NT_BASE);
}
this.allowsSameNameSiblings = allowsSameNameSiblings;
}
/**
* Creates a new node definition based on a JCR NodeDefinition.
*
* @param nodeDef the node definition.
* @param resolver the name/path resolver of the session that provided the
* node definition
* @throws NameException if nodeDef contains an illegal
* name.
* @throws NamespaceException if nodeDef contains a name with
* an namespace prefix that is unknown to
* resolver.
*/
public QNodeDefinitionImpl(NodeDefinition nodeDef,
NamePathResolver resolver)
throws NameException, NamespaceException {
this(nodeDef.getName().equals(NameConstants.ANY_NAME.getLocalName()) ? NameConstants.ANY_NAME : resolver.getQName(nodeDef.getName()),
nodeDef.getDeclaringNodeType() != null ? resolver.getQName(nodeDef.getDeclaringNodeType().getName()) : null,
nodeDef.isAutoCreated(), nodeDef.isMandatory(),
nodeDef.getOnParentVersion(), nodeDef.isProtected(),
nodeDef.getDefaultPrimaryType() != null ? resolver.getQName(nodeDef.getDefaultPrimaryType().getName()) : null,
getNodeTypeNames(nodeDef.getRequiredPrimaryTypes(), resolver),
nodeDef.allowsSameNameSiblings());
}
//----------------------------------------------------< QNodeDefinition >---
/**
* {@inheritDoc}
*/
public Name getDefaultPrimaryType() {
return defaultPrimaryType;
}
/**
* {@inheritDoc}
*/
public Name[] getRequiredPrimaryTypes() {
return requiredPrimaryTypes.toArray(new Name[requiredPrimaryTypes.size()]);
}
/**
* {@inheritDoc}
*/
public boolean allowsSameNameSiblings() {
return allowsSameNameSiblings;
}
/**
* {@inheritDoc}
*
* @return always true
*/
public boolean definesNode() {
return true;
}
//-------------------------------------------------------------< Object >---
/**
* Compares two node definitions for equality. Returns true
* if the given object is a node definition and has the same attributes
* as this node definition.
*
* @param obj the object to compare this node definition with
* @return true if the object is equal to this node definition,
* false otherwise
* @see Object#equals(Object)
*/
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof QNodeDefinition) {
QNodeDefinition other = (QNodeDefinition) obj;
return super.equals(obj)
&& requiredPrimaryTypes.equals(new HashSet(
Arrays.asList(other.getRequiredPrimaryTypes())))
&& (defaultPrimaryType == null
? other.getDefaultPrimaryType() == null
: defaultPrimaryType.equals(other.getDefaultPrimaryType()))
&& allowsSameNameSiblings == other.allowsSameNameSiblings();
}
return false;
}
/**
* Overwrites {@link QItemDefinitionImpl#hashCode()}.
*
* @return the hash code
*/
@Override
public int hashCode() {
if (hashCode == 0) {
int h = super.hashCode();
h = 37 * h + (defaultPrimaryType == null ? 0 : defaultPrimaryType.hashCode());
h = 37 * h + requiredPrimaryTypes.hashCode();
h = 37 * h + (allowsSameNameSiblings ? 11 : 43);
hashCode = h;
}
return hashCode;
}
//-----------------------------------------------------------< internal >---
/**
* Returns the names of the passed node types using the namespace resolver
* to parse the names.
*
* @param nt the node types
* @param resolver the name/path resolver of the session that provided
* nt.
* @return the names of the node types.
* @throws NameException if a node type returns an illegal name.
* @throws NamespaceException if the name of a node type contains a prefix
* that is not known to resolver.
*/
private static Name[] getNodeTypeNames(NodeType[] nt,
NamePathResolver resolver)
throws NameException, NamespaceException {
Name[] names = new Name[nt.length];
for (int i = 0; i < nt.length; i++) {
Name ntName = resolver.getQName(nt[i].getName());
names[i] = ntName;
}
return names;
}
}
