| /* |
| * 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.openejb.core.ivm; |
| |
| import java.io.ObjectStreamException; |
| |
| import javax.ejb.EJBHome; |
| |
| import org.apache.openejb.BeanType; |
| import org.apache.openejb.core.ServerFederation; |
| import org.apache.openejb.spi.ApplicationServer; |
| import org.apache.openejb.util.proxy.ProxyManager; |
| |
| public class IntraVmMetaData implements javax.ejb.EJBMetaData, java.io.Serializable { |
| |
| protected Class homeClass; |
| |
| protected Class remoteClass; |
| |
| protected Class keyClass; |
| |
| protected EJBHome homeStub; |
| |
| protected BeanType type; |
| |
| public IntraVmMetaData(Class homeInterface, Class remoteInterface, BeanType typeOfBean) { |
| this(homeInterface, remoteInterface, null, typeOfBean); |
| } |
| |
| public IntraVmMetaData(Class homeInterface, Class remoteInterface, Class primaryKeyClass, BeanType typeOfBean) { |
| this.type = typeOfBean; |
| if (homeInterface == null || remoteInterface == null) { |
| throw new IllegalArgumentException(); |
| } |
| if (typeOfBean.isEntity() && primaryKeyClass == null) { |
| throw new IllegalArgumentException("Entity beans must have a primary key class"); |
| } |
| type = typeOfBean; |
| homeClass = homeInterface; |
| remoteClass = remoteInterface; |
| keyClass = primaryKeyClass; |
| } |
| |
| public Class getHomeInterfaceClass() { |
| return homeClass; |
| } |
| |
| public Class getRemoteInterfaceClass() { |
| return remoteClass; |
| } |
| |
| public Class getPrimaryKeyClass() { |
| if (type.isEntity()) |
| return keyClass; |
| else |
| throw new UnsupportedOperationException("Session objects are private resources and do not have primary keys"); |
| } |
| |
| public boolean isSession() { |
| return type.isSession(); |
| } |
| |
| public boolean isStatelessSession() { |
| return type == BeanType.STATELESS; |
| } |
| |
| public boolean isSingletonSession() { |
| return type == BeanType.SINGLETON; |
| } |
| |
| public boolean isManagedSession() { |
| return type == BeanType.MANAGED; |
| } |
| |
| public boolean isStatefulSession() { |
| return type == BeanType.STATEFUL; |
| } |
| |
| public void setEJBHome(EJBHome home) { |
| homeStub = home; |
| } |
| |
| public javax.ejb.EJBHome getEJBHome() { |
| return homeStub; |
| } |
| |
| protected Object writeReplace() throws ObjectStreamException { |
| |
| /* |
| * If the meta data is being copied between bean instances in a RPC |
| * call we use the IntraVmArtifact |
| */ |
| if (IntraVmCopyMonitor.isIntraVmCopyOperation()) { |
| return new IntraVmArtifact(this); |
| /* |
| * If the meta data is referenced by a stateful bean that is being |
| * passivated by the container, we allow this object to be serialized. |
| */ |
| } else if (IntraVmCopyMonitor.isStatefulPassivationOperation()) { |
| return this; |
| /* |
| * If the proxy is being copied between class loaders |
| * we allow this object to be serialized. |
| */ |
| } else if (IntraVmCopyMonitor.isCrossClassLoaderOperation()) { |
| return this; |
| /* |
| * If the meta data is serialized outside the core container system, |
| * we allow the application server to handle it. |
| */ |
| } else { |
| BaseEjbProxyHandler handler = (BaseEjbProxyHandler) ProxyManager.getInvocationHandler(homeStub); |
| ApplicationServer applicationServer = ServerFederation.getApplicationServer(); |
| return applicationServer.getEJBMetaData(handler.getProxyInfo()); |
| } |
| } |
| } |