/* | |
* Copyright 2004-2005 The Apache Software Foundation or its licensors, | |
* as applicable. | |
* | |
* Licensed 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.session.nodetype; | |
import java.util.HashSet; | |
import java.util.Set; | |
import javax.jcr.nodetype.NodeDefinition; | |
import javax.jcr.nodetype.NodeType; | |
import org.apache.jackrabbit.session.SessionHelper; | |
import org.apache.jackrabbit.name.QName; | |
import org.apache.jackrabbit.state.nodetype.NodeDefinitionState; | |
/** | |
* Immutable and session-bound node definition frontend. An instance | |
* of this class presents the underlying node definition state using | |
* the JCR NodeDef interface. | |
* <p> | |
* By not exposing the setter methods of the underlying state instance, | |
* this class intentionally makes it impossible for a JCR client to modify | |
* node definition information. | |
*/ | |
final class SessionNodeDefinition extends SessionItemDefinition | |
implements NodeDefinition { | |
/** Helper for accessing the current session. */ | |
private final SessionHelper helper; | |
/** The underlying node definition state. */ | |
private final NodeDefinitionState state; | |
/** | |
* Creates a node definition frontend that is bound to the | |
* given node type, session, and underlying node definition state. | |
* | |
* @param helper helper for accessing the current session | |
* @param type declaring node type | |
* @param state underlying node definition state | |
*/ | |
public SessionNodeDefinition( | |
SessionHelper helper, NodeType type, NodeDefinitionState state) { | |
super(helper, type, state); | |
this.helper = helper; | |
this.state = state; | |
} | |
/** | |
* Returns the default primary type of the defined node. The returned | |
* node type is retrieved from the node type manager of the current | |
* session using the node type name stored in the underlying state. | |
* | |
* @return default primary type | |
* @see NodeDefinition#getDefaultPrimaryType() | |
*/ | |
public NodeType getDefaultPrimaryType() { | |
return helper.getNodeType(state.getDefaultPrimaryTypeName()); | |
} | |
/** | |
* Returns the required primary types of the defined node. The returned | |
* node types are retrieved from the node type manager of the current | |
* session using the node type names stored in the underlying state. | |
* <p> | |
* The returned array is freshly instantiated and not a part of the | |
* underlying state, so it can be freely modified. | |
* | |
* @return required primary types | |
* @see NodeDefinition#getRequiredPrimaryTypes() | |
*/ | |
public NodeType[] getRequiredPrimaryTypes() { | |
Set types = new HashSet(); | |
QName[] names = state.getRequiredPrimaryTypeNames(); | |
for (int i = 0; i < names.length; i++) { | |
types.add(helper.getNodeType(names[i])); | |
} | |
return (NodeType[]) types.toArray(new NodeType[types.size()]); | |
} | |
/** | |
* Returns the value of the AllowsSameNameSiblings node definition property. | |
* The returned value is retrieved from the underlying node definition | |
* state. | |
* | |
* @return AllowsSameNameSiblings property value | |
* @see NodeDefinition#allowsSameNameSiblings() | |
*/ | |
public boolean allowsSameNameSiblings() { | |
return state.allowsSameNameSiblings(); | |
} | |
} |