/*
* 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.catalina.mbeans;
import javax.management.Attribute;
import javax.management.AttributeNotFoundException;
import javax.management.MBeanException;
import javax.management.ReflectionException;
import javax.management.RuntimeOperationsException;
import org.apache.tomcat.util.descriptor.web.ContextResourceLink;
import org.apache.tomcat.util.descriptor.web.NamingResources;
import org.apache.tomcat.util.res.StringManager;
/**
* A <strong>ModelMBean</strong> implementation for the
* <code>org.apache.tomcat.util.descriptor.web.ContextResourceLink</code> component.
*/
public class ContextResourceLinkMBean extends BaseCatalinaMBean<ContextResourceLink> {
private static final StringManager sm = StringManager.getManager(ContextResourceLinkMBean.class);
@Override
public Object getAttribute(String name) throws AttributeNotFoundException, MBeanException, ReflectionException {
// Validate the input parameters
if (name == null) {
throw new RuntimeOperationsException(new IllegalArgumentException(sm.getString("mBean.nullName")),
sm.getString("mBean.nullName"));
}
ContextResourceLink cl = doGetManagedResource();
String value;
switch (name) {
case "global":
return cl.getGlobal();
case "description":
return cl.getDescription();
case "name":
return cl.getName();
case "type":
return cl.getType();
default:
value = (String) cl.getProperty(name);
if (value == null) {
throw new AttributeNotFoundException(sm.getString("mBean.attributeNotFound", name));
}
break;
}
return value;
}
@Override
public void setAttribute(Attribute attribute)
throws AttributeNotFoundException, MBeanException, ReflectionException {
// Validate the input parameters
if (attribute == null) {
throw new RuntimeOperationsException(new IllegalArgumentException(sm.getString("mBean.nullAttribute")),
sm.getString("mBean.nullAttribute"));
}
String name = attribute.getName();
Object value = attribute.getValue();
if (name == null) {
throw new RuntimeOperationsException(new IllegalArgumentException(sm.getString("mBean.nullName")),
sm.getString("mBean.nullName"));
}
ContextResourceLink crl = doGetManagedResource();
switch (name) {
case "global" -> crl.setGlobal((String) value);
case "description" -> crl.setDescription((String) value);
case "name" -> crl.setName((String) value);
case "type" -> crl.setType((String) value);
default -> crl.setProperty(name, "" + value);
}
// cannot use side effects. It's removed and added back each time
// there is a modification in a resource.
NamingResources nr = crl.getNamingResources();
nr.removeResourceLink(crl.getName());
nr.addResourceLink(crl);
}
}