org.apache.naming.ResourceLinkRef Maven / Gradle / Ivy
/*
* 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.naming;
import javax.naming.Context;
import javax.naming.Reference;
import javax.naming.StringRefAddr;
/**
* Represents a reference address to a resource.
*
* @author Remy Maucherat
* @version $Id: ResourceLinkRef.java 939311 2010-04-29 14:01:02Z kkolinko $
*/
public class ResourceLinkRef
extends Reference {
// -------------------------------------------------------------- Constants
/**
* Default factory for this reference.
*/
public static final String DEFAULT_FACTORY =
org.apache.naming.factory.Constants.DEFAULT_RESOURCE_LINK_FACTORY;
/**
* Description address type.
*/
public static final String GLOBALNAME = "globalName";
// ----------------------------------------------------------- Constructors
/**
* ResourceLink Reference.
*
* @param resourceClass Resource class
* @param globalName Global name
*/
public ResourceLinkRef(String resourceClass, String globalName) {
this(resourceClass, globalName, null, null);
}
/**
* ResourceLink Reference.
*
* @param resourceClass Resource class
* @param globalName Global name
*/
public ResourceLinkRef(String resourceClass, String globalName,
String factory, String factoryLocation) {
super(resourceClass, factory, factoryLocation);
StringRefAddr refAddr = null;
if (globalName != null) {
refAddr = new StringRefAddr(GLOBALNAME, globalName);
add(refAddr);
}
}
// ----------------------------------------------------- Instance Variables
// ------------------------------------------------------ Reference Methods
/**
* Retrieves the class name of the factory of the object to which this
* reference refers.
*/
@Override
public String getFactoryClassName() {
String factory = super.getFactoryClassName();
if (factory != null) {
return factory;
} else {
factory = System.getProperty(Context.OBJECT_FACTORIES);
if (factory != null) {
return null;
} else {
return DEFAULT_FACTORY;
}
}
}
// ------------------------------------------------------------- Properties
}