| /* |
| * 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.mina.integration.jmx; |
| |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import javax.management.MBeanException; |
| import javax.management.MBeanParameterInfo; |
| import javax.management.ObjectName; |
| import javax.management.modelmbean.ModelMBeanAttributeInfo; |
| import javax.management.modelmbean.ModelMBeanOperationInfo; |
| |
| import org.apache.mina.core.filterchain.IoFilter; |
| import org.apache.mina.core.session.IoSession; |
| |
| /** |
| * A JMX MBean wrapper for an {@link IoSession}. |
| * |
| * @author <a href="http://mina.apache.org">Apache MINA Project</a> |
| */ |
| public class IoSessionMBean extends ObjectMBean<IoSession> { |
| /** |
| * Creates a new IoSessionMBean instance |
| * |
| * @param source The IoSession to monitor |
| */ |
| public IoSessionMBean(IoSession source) { |
| super(source); |
| } |
| |
| @Override |
| protected Object getAttribute0(String fqan) throws Exception { |
| if (fqan.equals("attributes")) { |
| Map<String, String> answer = new LinkedHashMap<>(); |
| |
| for (Object key : getSource().getAttributeKeys()) { |
| answer.put(String.valueOf(key), String.valueOf(getSource().getAttribute(key))); |
| } |
| |
| return answer; |
| } |
| |
| return super.getAttribute0(fqan); |
| } |
| |
| @Override |
| protected Object invoke0(String name, Object[] params, String[] signature) throws Exception { |
| if (name.equals("addFilterFirst")) { |
| String filterName = (String) params[0]; |
| ObjectName filterRef = (ObjectName) params[1]; |
| IoFilter filter = getFilter(filterRef); |
| getSource().getFilterChain().addFirst(filterName, filter); |
| |
| return null; |
| } |
| |
| if (name.equals("addFilterLast")) { |
| String filterName = (String) params[0]; |
| ObjectName filterRef = (ObjectName) params[1]; |
| IoFilter filter = getFilter(filterRef); |
| getSource().getFilterChain().addLast(filterName, filter); |
| |
| return null; |
| } |
| |
| if (name.equals("addFilterBefore")) { |
| String filterBaseName = (String) params[0]; |
| String filterName = (String) params[1]; |
| ObjectName filterRef = (ObjectName) params[2]; |
| IoFilter filter = getFilter(filterRef); |
| getSource().getFilterChain().addBefore(filterBaseName, filterName, filter); |
| return null; |
| } |
| |
| if (name.equals("addFilterAfter")) { |
| String filterBaseName = (String) params[0]; |
| String filterName = (String) params[1]; |
| ObjectName filterRef = (ObjectName) params[2]; |
| IoFilter filter = getFilter(filterRef); |
| getSource().getFilterChain().addAfter(filterBaseName, filterName, filter); |
| |
| return null; |
| } |
| |
| if (name.equals("removeFilter")) { |
| String filterName = (String) params[0]; |
| getSource().getFilterChain().remove(filterName); |
| |
| return null; |
| } |
| |
| return super.invoke0(name, params, signature); |
| } |
| |
| private IoFilter getFilter(ObjectName filterRef) throws MBeanException { |
| Object object = ObjectMBean.getSource(filterRef); |
| |
| if (object == null) { |
| throw new MBeanException(new IllegalArgumentException("MBean not found: " + filterRef)); |
| } |
| |
| if (!(object instanceof IoFilter)) { |
| throw new MBeanException(new IllegalArgumentException("MBean '" + filterRef + "' is not an IoFilter.")); |
| } |
| |
| return (IoFilter) object; |
| } |
| |
| @Override |
| protected void addExtraAttributes(List<ModelMBeanAttributeInfo> attributes) { |
| attributes |
| .add(new ModelMBeanAttributeInfo("attributes", Map.class.getName(), "attributes", true, false, false)); |
| } |
| |
| @Override |
| protected void addExtraOperations(List<ModelMBeanOperationInfo> operations) { |
| operations.add(new ModelMBeanOperationInfo("addFilterFirst", "addFilterFirst", |
| new MBeanParameterInfo[] { |
| new MBeanParameterInfo("name", String.class.getName(), "the new filter name"), |
| new MBeanParameterInfo("filter", ObjectName.class.getName(), |
| "the ObjectName reference to the filter") }, void.class.getName(), |
| ModelMBeanOperationInfo.ACTION)); |
| |
| operations.add(new ModelMBeanOperationInfo("addFilterLast", "addFilterLast", |
| new MBeanParameterInfo[] { |
| new MBeanParameterInfo("name", String.class.getName(), "the new filter name"), |
| new MBeanParameterInfo("filter", ObjectName.class.getName(), |
| "the ObjectName reference to the filter") }, void.class.getName(), |
| ModelMBeanOperationInfo.ACTION)); |
| |
| operations.add(new ModelMBeanOperationInfo("addFilterBefore", "addFilterBefore", |
| new MBeanParameterInfo[] { |
| new MBeanParameterInfo("baseName", String.class.getName(), "the next filter name"), |
| new MBeanParameterInfo("name", String.class.getName(), "the new filter name"), |
| new MBeanParameterInfo("filter", ObjectName.class.getName(), |
| "the ObjectName reference to the filter") }, void.class.getName(), |
| ModelMBeanOperationInfo.ACTION)); |
| |
| operations.add(new ModelMBeanOperationInfo("addFilterAfter", "addFilterAfter", |
| new MBeanParameterInfo[] { |
| new MBeanParameterInfo("baseName", String.class.getName(), "the previous filter name"), |
| new MBeanParameterInfo("name", String.class.getName(), "the new filter name"), |
| new MBeanParameterInfo("filter", ObjectName.class.getName(), |
| "the ObjectName reference to the filter") }, void.class.getName(), |
| ModelMBeanOperationInfo.ACTION)); |
| |
| operations.add(new ModelMBeanOperationInfo("removeFilter", "removeFilter", |
| new MBeanParameterInfo[] { new MBeanParameterInfo("name", String.class.getName(), |
| "the name of the filter to be removed"), }, void.class.getName(), |
| ModelMBeanOperationInfo.ACTION)); |
| } |
| |
| @Override |
| protected boolean isOperation(String methodName, Class<?>[] paramTypes) { |
| // Ignore some IoSession methods. |
| if (methodName.matches("(write|read|(remove|replace|contains)Attribute)")) { |
| return false; |
| } |
| |
| return super.isOperation(methodName, paramTypes); |
| } |
| } |