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SessionContext.java
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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2006-2018 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://oss.oracle.com/licenses/CDDL+GPL-1.1
* or LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package javax.ejb;
import java.util.*;
import java.security.Identity;
//import javax.xml.rpc.handler.MessageContext;
/**
* The SessionContext interface provides access to the runtime session context
* that the container provides for a session bean instance. The
* container passes the SessionContext interface to an instance after the
* instance has been created. The session context remains associated with
* the instance for the lifetime of the instance.
*
* @since EJB 1.0
*/
public interface SessionContext extends EJBContext
{
/**
* Obtain a reference to the EJB local object that is
* associated with the instance.
*
* <p> An instance of a session bean can call this method at
* anytime between the <code>PostConstruct</code> or
* <code>ejbCreate</code> and <code>PreDestroy</code> or
* <code>ejbRemove</code> methods, including from within these
* methods.
*
* <p> An instance can use this method, for example, when it wants to
* pass a reference to itself in a method argument or result.
*
* @return The EJB local object currently associated with the instance.
*
* @exception IllegalStateException Thrown if the instance invokes this
* method while the instance is in a state that does not allow the
* instance to invoke this method, or if the instance does not have
* a local interface.
*
* @since EJB 2.0
*/
EJBLocalObject getEJBLocalObject() throws IllegalStateException;
/**
* Obtain a reference to the EJB object that is currently associated with
* the instance.
*
* <p> An instance of a session enterprise Bean can call this
* method at anytime between the <code>PostConstruct</code> or
* <code>ejbCreate</code> and the <code>PreDestroy</code> or
* <code>ejbRemove</code> methods, including from within these
* methods.
*
* <p> An instance can use this method, for example, when it wants to
* pass a reference to itself in a method argument or result.
*
* @return The EJB object currently associated with the instance.
*
* @exception IllegalStateException Thrown if the instance invokes this
* method while the instance is in a state that does not allow the
* instance to invoke this method, or if the instance does not have
* a remote interface.
*/
EJBObject getEJBObject() throws IllegalStateException;
/**
* Obtain a reference to the JAX-RPC MessageContext.
*
* <p> An instance of a stateless session bean can call this method
* from any business method invoked through its web service
* endpoint interface.
*
* <p><b>Note:</b> Support for web services invocations using JAX-RPC is optional as of EJB 3.2
*
* @return The MessageContext for this web service invocation.
*
* @exception IllegalStateException Thrown if this method is invoked
* while the instance is in a state that does not allow access
* to this method.
*
* @since EJB 2.1
*/
//MessageContext getMessageContext() throws IllegalStateException;
/**
* Obtain an object that can be used to invoke the current bean through
* a particular business interface view or its no-interface view.
*
* @param businessInterface One of the local business interfaces
* or remote business interfaces for this session bean.
* In addition, the bean class type can be used to acquire
* a reference to the bean's no-interface view.
*
* @return The business object corresponding to the given business
* interface or no-interface view.
*
* @exception IllegalStateException Thrown if invoked with a parameter
* that does not correspond to one of the beans' business interfaces
* or no-interface view.
*
* @since EJB 3.0
*/
<T> T getBusinessObject(Class<T> businessInterface) throws IllegalStateException;
/**
* Obtain the business interface or no-interface view type through which the
* current business method invocation was made.
*
* @exception IllegalStateException Thrown if this method is called
* and the bean has not been invoked through a business interface or
* no-interface view.
*
* @since EJB 3.0
*/
Class getInvokedBusinessInterface() throws IllegalStateException;
/**
* Check whether a client invoked the <code>cancel</code> method on the
* client <code>Future</code> object corresponding to the currently executing
* asynchronous business method.
*
* @return true if the client has invoked <code>Future.cancel</code> with a value of
* true for the <code>mayInterruptIfRunning</code> parameter.
*
* @exception IllegalStateException Thrown if not invoked from within an
* asynchronous business method invocation with return type
* <code>Future<V></code>.
*
* @since EJB 3.1
*/
boolean wasCancelCalled() throws IllegalStateException;
}