org.apache.naming.ResourceRef 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.StringRefAddr;
/**
* Represents a reference address to a resource.
*
* @author Remy Maucherat
*/
public class ResourceRef extends AbstractRef {
private static final long serialVersionUID = 1L;
/**
* Default factory for this reference.
*/
public static final String DEFAULT_FACTORY =
org.apache.naming.factory.Constants.DEFAULT_RESOURCE_FACTORY;
/**
* Description address type.
*/
public static final String DESCRIPTION = "description";
/**
* Scope address type.
*/
public static final String SCOPE = "scope";
/**
* Auth address type.
*/
public static final String AUTH = "auth";
/**
* Is this resource a singleton
*/
public static final String SINGLETON = "singleton";
/**
* Resource Reference.
*
* @param resourceClass Resource class
* @param description Description of the resource
* @param scope Resource scope
* @param auth Resource authentication
* @param singleton Is this resource a singleton (every lookup should return
* the same instance rather than a new instance)?
*/
public ResourceRef(String resourceClass, String description,
String scope, String auth, boolean singleton) {
this(resourceClass, description, scope, auth, singleton, null, null);
}
/**
* Resource Reference.
*
* @param resourceClass Resource class
* @param description Description of the resource
* @param scope Resource scope
* @param auth Resource authentication
* @param singleton Is this resource a singleton (every lookup should return
* the same instance rather than a new instance)?
* @param factory The possibly null class name of the object's factory.
* @param factoryLocation The possibly null location from which to load the
* factory (e.g. URL)
*/
public ResourceRef(String resourceClass, String description,
String scope, String auth, boolean singleton,
String factory, String factoryLocation) {
super(resourceClass, factory, factoryLocation);
StringRefAddr refAddr = null;
if (description != null) {
refAddr = new StringRefAddr(DESCRIPTION, description);
add(refAddr);
}
if (scope != null) {
refAddr = new StringRefAddr(SCOPE, scope);
add(refAddr);
}
if (auth != null) {
refAddr = new StringRefAddr(AUTH, auth);
add(refAddr);
}
// singleton is a boolean so slightly different handling
refAddr = new StringRefAddr(SINGLETON, Boolean.toString(singleton));
add(refAddr);
}
@Override
protected String getDefaultFactoryClassName() {
return DEFAULT_FACTORY;
}
}