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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
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*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
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package com.sun.corba.se.impl.protocol.giopmsgheaders;
import org.omg.CORBA.INTERNAL;
import org.omg.CORBA.SystemException;
import org.omg.CORBA.CompletionStatus;
import com.sun.corba.se.spi.ior.IOR;
import com.sun.corba.se.spi.ior.IORFactories ;
import com.sun.corba.se.spi.orb.ORB;
import com.sun.corba.se.spi.servicecontext.ServiceContexts;
import com.sun.corba.se.spi.ior.iiop.GIOPVersion;
import com.sun.corba.se.impl.encoding.CDRInputStream;
import com.sun.corba.se.impl.encoding.CDROutputStream;
import com.sun.corba.se.impl.encoding.CDRInputStream_1_2;
import com.sun.corba.se.impl.encoding.CDROutputStream_1_2;
import com.sun.corba.se.impl.orbutil.ORBUtility;
import com.sun.corba.se.impl.orbutil.ORBConstants;
import com.sun.corba.se.spi.logging.CORBALogDomains ;
import com.sun.corba.se.impl.logging.ORBUtilSystemException ;
/**
* This implements the GIOP 1.2 Reply header.
*
* @author Ram Jeyaraman 05/14/2000
*/
public final class ReplyMessage_1_2 extends Message_1_2
implements ReplyMessage {
// Instance variables
private ORB orb = null;
private ORBUtilSystemException wrapper = null ;
private int reply_status = (int) 0;
private ServiceContexts service_contexts = null;
private IOR ior = null;
private String exClassName = null;
private int minorCode = (int) 0;
private CompletionStatus completionStatus = null;
private short addrDisposition = KeyAddr.value; // default;
// Constructors
ReplyMessage_1_2(ORB orb) {
this.orb = orb;
this.wrapper = ORBUtilSystemException.get( orb,
CORBALogDomains.RPC_PROTOCOL ) ;
}
ReplyMessage_1_2(ORB orb, int _request_id, int _reply_status,
ServiceContexts _service_contexts, IOR _ior) {
super(Message.GIOPBigMagic, GIOPVersion.V1_2, FLAG_NO_FRAG_BIG_ENDIAN,
Message.GIOPReply, 0);
this.orb = orb;
this.wrapper = ORBUtilSystemException.get( orb,
CORBALogDomains.RPC_PROTOCOL ) ;
request_id = _request_id;
reply_status = _reply_status;
service_contexts = _service_contexts;
ior = _ior;
}
// Accessor methods
public int getRequestId() {
return this.request_id;
}
public int getReplyStatus() {
return this.reply_status;
}
public short getAddrDisposition() {
return this.addrDisposition;
}
public ServiceContexts getServiceContexts() {
return this.service_contexts;
}
public void setServiceContexts( ServiceContexts sc ) {
this.service_contexts = sc;
}
public SystemException getSystemException(String message) {
return MessageBase.getSystemException(
exClassName, minorCode, completionStatus, message, wrapper);
}
public IOR getIOR() {
return this.ior;
}
public void setIOR( IOR ior ) {
this.ior = ior;
}
// IO methods
public void read(org.omg.CORBA.portable.InputStream istream) {
super.read(istream);
this.request_id = istream.read_ulong();
this.reply_status = istream.read_long();
isValidReplyStatus(this.reply_status); // raises exception on error
this.service_contexts
= new ServiceContexts((org.omg.CORBA_2_3.portable.InputStream) istream);
// CORBA formal 00-11-0 15.4.2.2 GIOP 1.2 body must be
// aligned on an 8 octet boundary.
// Ensures that the first read operation called from the stub code,
// during body deconstruction, would skip the header padding, that was
// inserted to ensure that the body was aligned on an 8-octet boundary.
((CDRInputStream)istream).setHeaderPadding(true);
// The code below reads the reply body in some cases
// SYSTEM_EXCEPTION & LOCATION_FORWARD & LOCATION_FORWARD_PERM &
// NEEDS_ADDRESSING_MODE
if (this.reply_status == SYSTEM_EXCEPTION) {
String reposId = istream.read_string();
this.exClassName = ORBUtility.classNameOf(reposId);
this.minorCode = istream.read_long();
int status = istream.read_long();
switch (status) {
case CompletionStatus._COMPLETED_YES:
this.completionStatus = CompletionStatus.COMPLETED_YES;
break;
case CompletionStatus._COMPLETED_NO:
this.completionStatus = CompletionStatus.COMPLETED_NO;
break;
case CompletionStatus._COMPLETED_MAYBE:
this.completionStatus = CompletionStatus.COMPLETED_MAYBE;
break;
default:
throw wrapper.badCompletionStatusInReply(
CompletionStatus.COMPLETED_MAYBE, new Integer(status) );
}
} else if (this.reply_status == USER_EXCEPTION) {
// do nothing. The client stub will read the exception from body.
} else if ( (this.reply_status == LOCATION_FORWARD) ||
(this.reply_status == LOCATION_FORWARD_PERM) ){
CDRInputStream cdr = (CDRInputStream) istream;
this.ior = IORFactories.makeIOR( cdr ) ;
} else if (this.reply_status == NEEDS_ADDRESSING_MODE) {
// read GIOP::AddressingDisposition from body and resend the
// original request using the requested addressing mode. The
// resending is transparent to the client program.
this.addrDisposition = AddressingDispositionHelper.read(istream);
}
}
// Note, this writes only the header information. SystemException or
// IOR or GIOP::AddressingDisposition may be written afterwards into the
// reply mesg body.
public void write(org.omg.CORBA.portable.OutputStream ostream) {
super.write(ostream);
ostream.write_ulong(this.request_id);
ostream.write_long(this.reply_status);
if (this.service_contexts != null) {
service_contexts.write(
(org.omg.CORBA_2_3.portable.OutputStream) ostream,
GIOPVersion.V1_2);
} else {
ServiceContexts.writeNullServiceContext(
(org.omg.CORBA_2_3.portable.OutputStream) ostream);
}
// CORBA formal 00-11-0 15.4.2.2 GIOP 1.2 body must be
// aligned on an 8 octet boundary.
// Ensures that the first write operation called from the stub code,
// during body construction, would insert a header padding, such that
// the body is aligned on an 8-octet boundary.
((CDROutputStream)ostream).setHeaderPadding(true);
}
// Static methods
public static void isValidReplyStatus(int replyStatus) {
switch (replyStatus) {
case NO_EXCEPTION :
case USER_EXCEPTION :
case SYSTEM_EXCEPTION :
case LOCATION_FORWARD :
case LOCATION_FORWARD_PERM :
case NEEDS_ADDRESSING_MODE :
break;
default :
ORBUtilSystemException localWrapper = ORBUtilSystemException.get(
CORBALogDomains.RPC_PROTOCOL ) ;
throw localWrapper.illegalReplyStatus( CompletionStatus.COMPLETED_MAYBE);
}
}
public void callback(MessageHandler handler)
throws java.io.IOException
{
handler.handleInput(this);
}
} // class ReplyMessage_1_2