org.apache.catalina.mbeans.NamingResourcesMBean 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.catalina.mbeans;
import java.util.ArrayList;
import java.util.List;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import org.apache.catalina.deploy.NamingResourcesImpl;
import org.apache.tomcat.util.descriptor.web.ContextEnvironment;
import org.apache.tomcat.util.descriptor.web.ContextResource;
import org.apache.tomcat.util.descriptor.web.ContextResourceLink;
import org.apache.tomcat.util.modeler.BaseModelMBean;
import org.apache.tomcat.util.modeler.ManagedBean;
import org.apache.tomcat.util.modeler.Registry;
import org.apache.tomcat.util.res.StringManager;
/**
* A ModelMBean implementation for the
* org.apache.catalina.deploy.NamingResourcesImpl
component.
*
* @author Amy Roh
*/
public class NamingResourcesMBean extends BaseModelMBean {
private static final StringManager sm = StringManager.getManager(NamingResourcesMBean.class);
// ----------------------------------------------------- Instance Variables
/**
* The configuration information registry for our managed beans.
*/
protected final Registry registry = MBeanUtils.createRegistry();
/**
* The ManagedBean
information describing this MBean.
*/
protected final ManagedBean managed = registry.findManagedBean("NamingResources");
// ------------------------------------------------------------- Attributes
/**
* Return the MBean Names of the set of defined environment entries for
* this web application
* @return an array of object names as strings
*/
public String[] getEnvironments() {
ContextEnvironment[] envs = ((NamingResourcesImpl)this.resource).findEnvironments();
List results = new ArrayList<>();
for (ContextEnvironment env : envs) {
try {
ObjectName oname = MBeanUtils.createObjectName(managed.getDomain(), env);
results.add(oname.toString());
} catch (MalformedObjectNameException e) {
throw new IllegalArgumentException(
sm.getString("namingResourcesMBean.createObjectNameError.environment", env), e);
}
}
return results.toArray(new String[0]);
}
/**
* Return the MBean Names of all the defined resource references for this
* application.
* @return an array of object names as strings
*/
public String[] getResources() {
ContextResource[] resources = ((NamingResourcesImpl)this.resource).findResources();
List results = new ArrayList<>();
for (ContextResource contextResource : resources) {
try {
ObjectName oname = MBeanUtils.createObjectName(managed.getDomain(), contextResource);
results.add(oname.toString());
} catch (MalformedObjectNameException e) {
throw new IllegalArgumentException(
sm.getString("namingResourcesMBean.createObjectNameError.resource", contextResource), e);
}
}
return results.toArray(new String[0]);
}
/**
* Return the MBean Names of all the defined resource link references for
* this application.
* @return an array of object names as strings
*/
public String[] getResourceLinks() {
ContextResourceLink[] resourceLinks =
((NamingResourcesImpl)this.resource).findResourceLinks();
List results = new ArrayList<>();
for (ContextResourceLink resourceLink : resourceLinks) {
try {
ObjectName oname =
MBeanUtils.createObjectName(managed.getDomain(), resourceLink);
results.add(oname.toString());
} catch (MalformedObjectNameException e) {
throw new IllegalArgumentException(
sm.getString("namingResourcesMBean.createObjectNameError.resourceLink", resourceLink), e);
}
}
return results.toArray(new String[0]);
}
// ------------------------------------------------------------- Operations
/**
* Add an environment entry for this web application.
*
* @param envName New environment entry name
* @param type The type of the new environment entry
* @param value The value of the new environment entry
* @return the object name of the new environment entry
* @throws MalformedObjectNameException if the object name was invalid
*/
public String addEnvironment(String envName, String type, String value)
throws MalformedObjectNameException {
NamingResourcesImpl nresources = (NamingResourcesImpl) this.resource;
if (nresources == null) {
return null;
}
ContextEnvironment env = nresources.findEnvironment(envName);
if (env != null) {
throw new IllegalArgumentException(sm.getString("namingResourcesMBean.addAlreadyExists.environment", envName));
}
env = new ContextEnvironment();
env.setName(envName);
env.setType(type);
env.setValue(value);
nresources.addEnvironment(env);
// Return the corresponding MBean name
ManagedBean managed = registry.findManagedBean("ContextEnvironment");
ObjectName oname = MBeanUtils.createObjectName(managed.getDomain(), env);
return oname.toString();
}
/**
* Add a resource reference for this web application.
*
* @param resourceName New resource reference name
* @param type New resource reference type
* @return the object name of the new resource
* @throws MalformedObjectNameException if the object name was invalid
*/
public String addResource(String resourceName, String type)
throws MalformedObjectNameException {
NamingResourcesImpl nresources = (NamingResourcesImpl) this.resource;
if (nresources == null) {
return null;
}
ContextResource resource = nresources.findResource(resourceName);
if (resource != null) {
throw new IllegalArgumentException(sm.getString("namingResourcesMBean.addAlreadyExists.resource", resourceName));
}
resource = new ContextResource();
resource.setName(resourceName);
resource.setType(type);
nresources.addResource(resource);
// Return the corresponding MBean name
ManagedBean managed = registry.findManagedBean("ContextResource");
ObjectName oname = MBeanUtils.createObjectName(managed.getDomain(), resource);
return oname.toString();
}
/**
* Add a resource link reference for this web application.
*
* @param resourceLinkName New resource link reference name
* @param type New resource link reference type
* @return the object name of the new resource link
* @throws MalformedObjectNameException if the object name was invalid
*/
public String addResourceLink(String resourceLinkName, String type)
throws MalformedObjectNameException {
NamingResourcesImpl nresources = (NamingResourcesImpl) this.resource;
if (nresources == null) {
return null;
}
ContextResourceLink resourceLink =
nresources.findResourceLink(resourceLinkName);
if (resourceLink != null) {
throw new IllegalArgumentException(sm.getString("namingResourcesMBean.addAlreadyExists.resourceLink", resourceLinkName));
}
resourceLink = new ContextResourceLink();
resourceLink.setName(resourceLinkName);
resourceLink.setType(type);
nresources.addResourceLink(resourceLink);
// Return the corresponding MBean name
ManagedBean managed = registry.findManagedBean("ContextResourceLink");
ObjectName oname = MBeanUtils.createObjectName(managed.getDomain(), resourceLink);
return oname.toString();
}
/**
* Remove any environment entry with the specified name.
*
* @param envName Name of the environment entry to remove
*/
public void removeEnvironment(String envName) {
NamingResourcesImpl nresources = (NamingResourcesImpl) this.resource;
if (nresources == null) {
return;
}
ContextEnvironment env = nresources.findEnvironment(envName);
if (env == null) {
throw new IllegalArgumentException(sm.getString("namingResourcesMBean.removeNotFound.environment", envName));
}
nresources.removeEnvironment(envName);
}
/**
* Remove any resource reference with the specified name.
*
* @param resourceName Name of the resource reference to remove
*/
public void removeResource(String resourceName) {
resourceName = ObjectName.unquote(resourceName);
NamingResourcesImpl nresources = (NamingResourcesImpl) this.resource;
if (nresources == null) {
return;
}
ContextResource resource = nresources.findResource(resourceName);
if (resource == null) {
throw new IllegalArgumentException(sm.getString("namingResourcesMBean.removeNotFound.resource", resourceName));
}
nresources.removeResource(resourceName);
}
/**
* Remove any resource link reference with the specified name.
*
* @param resourceLinkName Name of the resource link reference to remove
*/
public void removeResourceLink(String resourceLinkName) {
resourceLinkName = ObjectName.unquote(resourceLinkName);
NamingResourcesImpl nresources = (NamingResourcesImpl) this.resource;
if (nresources == null) {
return;
}
ContextResourceLink resourceLink = nresources.findResourceLink(resourceLinkName);
if (resourceLink == null) {
throw new IllegalArgumentException(sm.getString("namingResourcesMBean.removeNotFound.resourceLink", resourceLinkName));
}
nresources.removeResourceLink(resourceLinkName);
}
}
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