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Tomcat example source code file (

This example Tomcat source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Tomcat tags/keywords

attributenotfoundexception, basemodelmbean, contextenvironment, contextenvironment, contextenvironmentmbean, contextenvironmentmbean, instancenotfoundexception, invalidtargetobjecttypeexception, management, mbeanexception, mbeanexception, namingresources, namingresources, reflectionexception, runtimeoperationsexception

The Tomcat source code

 * 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.

package org.apache.catalina.mbeans;


import org.apache.catalina.deploy.ContextEnvironment;
import org.apache.catalina.deploy.NamingResources;
import org.apache.tomcat.util.modeler.BaseModelMBean;

 * <p>A ModelMBean implementation for the
 * <code>org.apache.catalina.deploy.ContextEnvironment component.

* * @author Amy Roh * @version $Revision: 467222 $ $Date: 2006-10-24 05:17:11 +0200 (mar., 24 oct. 2006) $ */ public class ContextEnvironmentMBean extends BaseModelMBean { // ----------------------------------------------------------- Constructors /** * Construct a <code>ModelMBean with default * <code>ModelMBeanInfo information. * * @exception MBeanException if the initializer of an object * throws an exception * @exception RuntimeOperationsException if an IllegalArgumentException * occurs */ public ContextEnvironmentMBean() throws MBeanException, RuntimeOperationsException { super(); } // ----------------------------------------------------- Instance Variables // ------------------------------------------------------------- Attributes /** * Set the value of a specific attribute of this MBean. * * @param attribute The identification of the attribute to be set * and the new value * * @exception AttributeNotFoundException if this attribute is not * supported by this MBean * @exception MBeanException if the initializer of an object * throws an exception * @exception ReflectionException if a Java reflection exception * occurs when invoking the getter */ public void setAttribute(Attribute attribute) throws AttributeNotFoundException, MBeanException, ReflectionException { super.setAttribute(attribute); ContextEnvironment ce = null; try { ce = (ContextEnvironment) getManagedResource(); } catch (InstanceNotFoundException e) { throw new MBeanException(e); } catch (InvalidTargetObjectTypeException e) { throw new MBeanException(e); } // cannot use side-efects. It's removed and added back each time // there is a modification in a resource. NamingResources nr = ce.getNamingResources(); nr.removeEnvironment(ce.getName()); nr.addEnvironment(ce); } }

Other Tomcat examples (source code examples)

Here is a short list of links related to this Tomcat source code file:

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