com.sun.corba.se.impl.util.Utility Java Examples

/**
 * Deregisters a server object from the runtime, allowing the object to become
 * available for garbage collection.
 * @param obj the object to unexport.
 * @exception NoSuchObjectException if the remote object is not
 * currently exported.
 */
public void unexportObject(Remote obj)
    throws NoSuchObjectException {

    if (obj == null) {
        throw new NullPointerException("invalid argument");
    }

    if (StubAdapter.isStub(obj) ||
        obj instanceof java.rmi.server.RemoteStub) {
        throw new NoSuchObjectException(
            "Can only unexport a server object.");
    }

    Tie theTie = Util.getTie(obj);
    if (theTie != null) {
        Util.unexportObject(obj);
    } else {
        if (Utility.loadTie(obj) == null) {
            UnicastRemoteObject.unexportObject(obj,true);
        } else {
            throw new NoSuchObjectException("Object not exported.");
        }
    }
}
 

/**
 * Finds and returns a value factory for the given repository ID.
 * The value factory returned was previously registered by a call to
 * {@link #register_value_factory} or is the default factory.
 *
 * @param repositoryID the repository ID.
 * @return the value factory.
 * @exception org.omg.CORBA.BAD_PARAM if unable to locate a factory.
 **/
public synchronized ValueFactory lookup_value_factory(String repositoryID)
{
    checkShutdownState();

    ValueFactory factory =
        (ValueFactory)valueFactoryCache.get(repositoryID);

    if (factory == null) {
        try {
            factory = Utility.getFactory(null, null, null, repositoryID);
        } catch(org.omg.CORBA.MARSHAL ex) {
            throw wrapper.unableFindValueFactory( ex ) ;
        }
    }

    return factory ;
}
 

public Object copy(Object obj) {
    if (obj instanceof Remote) {
        // Yes, so make sure it is connected and converted
        // to a stub (if needed)...
        return Utility.autoConnect(obj,orb,true);
    }

    try {
        ByteArrayOutputStream os = new ByteArrayOutputStream( 10000 ) ;
        ObjectOutputStream oos = new ObjectOutputStream( os ) ;
        oos.writeObject( obj ) ;

        byte[] arr = os.toByteArray() ;
        InputStream is = new ByteArrayInputStream( arr ) ;
        ObjectInputStream ois = new ObjectInputStream( is ) ;

        return ois.readObject();
    } catch (Exception exc) {
        System.out.println( "Failed with exception:" + exc ) ;
        return null ;
    }
}
 

private void writeIDLValue(Serializable object, String repID)
{
    if (object instanceof StreamableValue) {
        ((StreamableValue)object)._write(parent);

    } else if (object instanceof CustomValue) {
        ((CustomValue)object).marshal(parent);

    } else {
        BoxedValueHelper helper = Utility.getHelper(object.getClass(), null, repID);
        boolean isCustom = false;
        if (helper instanceof ValueHelper && object instanceof CustomMarshal) {
            try {
                if (((ValueHelper)helper).get_type().type_modifier() == VM_CUSTOM.value)
                    isCustom = true;
            } catch(BadKind ex) {
                throw wrapper.badTypecodeForCustomValue( CompletionStatus.COMPLETED_MAYBE,
                    ex ) ;
            }
        }
        if (isCustom)
            ((CustomMarshal)object).marshal(parent);
        else
            helper.write_value(parent, object);
    }
}
 

private void writeIDLValue(Serializable object, String repID)
{
    if (object instanceof StreamableValue) {
        ((StreamableValue)object)._write(parent);

    } else if (object instanceof CustomValue) {
        ((CustomValue)object).marshal(parent);

    } else {
        BoxedValueHelper helper = Utility.getHelper(object.getClass(), null, repID);
        boolean isCustom = false;
        if (helper instanceof ValueHelper && object instanceof CustomMarshal) {
            try {
                if (((ValueHelper)helper).get_type().type_modifier() == VM_CUSTOM.value)
                    isCustom = true;
            } catch(BadKind ex) {
                throw wrapper.badTypecodeForCustomValue( CompletionStatus.COMPLETED_MAYBE,
                    ex ) ;
            }
        }
        if (isCustom)
            ((CustomMarshal)object).marshal(parent);
        else
            helper.write_value(parent, object);
    }
}
 

/**
 * Deregisters a server object from the runtime, allowing the object to become
 * available for garbage collection.
 * @param obj the object to unexport.
 * @exception NoSuchObjectException if the remote object is not
 * currently exported.
 */
public void unexportObject(Remote obj)
    throws NoSuchObjectException {

    if (obj == null) {
        throw new NullPointerException("invalid argument");
    }

    if (StubAdapter.isStub(obj) ||
        obj instanceof java.rmi.server.RemoteStub) {
        throw new NoSuchObjectException(
            "Can only unexport a server object.");
    }

    Tie theTie = Util.getTie(obj);
    if (theTie != null) {
        Util.unexportObject(obj);
    } else {
        if (Utility.loadTie(obj) == null) {
            UnicastRemoteObject.unexportObject(obj,true);
        } else {
            throw new NoSuchObjectException("Object not exported.");
        }
    }
}
 

private void writeIDLValue(Serializable object, String repID)
{
    if (object instanceof StreamableValue) {
        ((StreamableValue)object)._write(parent);

    } else if (object instanceof CustomValue) {
        ((CustomValue)object).marshal(parent);

    } else {
        BoxedValueHelper helper = Utility.getHelper(object.getClass(), null, repID);
        boolean isCustom = false;
        if (helper instanceof ValueHelper && object instanceof CustomMarshal) {
            try {
                if (((ValueHelper)helper).get_type().type_modifier() == VM_CUSTOM.value)
                    isCustom = true;
            } catch(BadKind ex) {
                throw wrapper.badTypecodeForCustomValue( CompletionStatus.COMPLETED_MAYBE,
                    ex ) ;
            }
        }
        if (isCustom)
            ((CustomMarshal)object).marshal(parent);
        else
            helper.write_value(parent, object);
    }
}
 

private void writeIDLValue(Serializable object, String repID)
{
    if (object instanceof StreamableValue) {
        ((StreamableValue)object)._write(parent);

    } else if (object instanceof CustomValue) {
        ((CustomValue)object).marshal(parent);

    } else {
        BoxedValueHelper helper = Utility.getHelper(object.getClass(), null, repID);
        boolean isCustom = false;
        if (helper instanceof ValueHelper && object instanceof CustomMarshal) {
            try {
                if (((ValueHelper)helper).get_type().type_modifier() == VM_CUSTOM.value)
                    isCustom = true;
            } catch(BadKind ex) {
                throw wrapper.badTypecodeForCustomValue( CompletionStatus.COMPLETED_MAYBE,
                    ex ) ;
            }
        }
        if (isCustom)
            ((CustomMarshal)object).marshal(parent);
        else
            helper.write_value(parent, object);
    }
}
 

/**
 * Finds and returns a value factory for the given repository ID.
 * The value factory returned was previously registered by a call to
 * {@link #register_value_factory} or is the default factory.
 *
 * @param repositoryID the repository ID.
 * @return the value factory.
 * @exception org.omg.CORBA.BAD_PARAM if unable to locate a factory.
 **/
public synchronized ValueFactory lookup_value_factory(String repositoryID)
{
    checkShutdownState();

    ValueFactory factory =
        (ValueFactory)valueFactoryCache.get(repositoryID);

    if (factory == null) {
        try {
            factory = Utility.getFactory(null, null, null, repositoryID);
        } catch(org.omg.CORBA.MARSHAL ex) {
            throw wrapper.unableFindValueFactory( ex ) ;
        }
    }

    return factory ;
}
 

private void writeIDLValue(Serializable object, String repID)
{
    if (object instanceof StreamableValue) {
        ((StreamableValue)object)._write(parent);

    } else if (object instanceof CustomValue) {
        ((CustomValue)object).marshal(parent);

    } else {
        BoxedValueHelper helper = Utility.getHelper(object.getClass(), null, repID);
        boolean isCustom = false;
        if (helper instanceof ValueHelper && object instanceof CustomMarshal) {
            try {
                if (((ValueHelper)helper).get_type().type_modifier() == VM_CUSTOM.value)
                    isCustom = true;
            } catch(BadKind ex) {
                throw wrapper.badTypecodeForCustomValue( CompletionStatus.COMPLETED_MAYBE,
                    ex ) ;
            }
        }
        if (isCustom)
            ((CustomMarshal)object).marshal(parent);
        else
            helper.write_value(parent, object);
    }
}
 

/**
 * Deregisters a server object from the runtime, allowing the object to become
 * available for garbage collection.
 * @param obj the object to unexport.
 * @exception NoSuchObjectException if the remote object is not
 * currently exported.
 */
public void unexportObject(Remote obj)
    throws NoSuchObjectException {

    if (obj == null) {
        throw new NullPointerException("invalid argument");
    }

    if (StubAdapter.isStub(obj) ||
        obj instanceof java.rmi.server.RemoteStub) {
        throw new NoSuchObjectException(
            "Can only unexport a server object.");
    }

    Tie theTie = Util.getTie(obj);
    if (theTie != null) {
        Util.unexportObject(obj);
    } else {
        if (Utility.loadTie(obj) == null) {
            UnicastRemoteObject.unexportObject(obj,true);
        } else {
            throw new NoSuchObjectException("Object not exported.");
        }
    }
}
 

/**
 * Finds and returns a value factory for the given repository ID.
 * The value factory returned was previously registered by a call to
 * {@link #register_value_factory} or is the default factory.
 *
 * @param repositoryID the repository ID.
 * @return the value factory.
 * @exception org.omg.CORBA.BAD_PARAM if unable to locate a factory.
 **/
public synchronized ValueFactory lookup_value_factory(String repositoryID)
{
    checkShutdownState();

    ValueFactory factory =
        (ValueFactory)valueFactoryCache.get(repositoryID);

    if (factory == null) {
        try {
            factory = Utility.getFactory(null, null, null, repositoryID);
        } catch(org.omg.CORBA.MARSHAL ex) {
            throw wrapper.unableFindValueFactory( ex ) ;
        }
    }

    return factory ;
}
 

public Object copy(Object obj) {
    if (obj instanceof Remote) {
        // Yes, so make sure it is connected and converted
        // to a stub (if needed)...
        return Utility.autoConnect(obj,orb,true);
    }

    try {
        ByteArrayOutputStream os = new ByteArrayOutputStream( 10000 ) ;
        ObjectOutputStream oos = new ObjectOutputStream( os ) ;
        oos.writeObject( obj ) ;

        byte[] arr = os.toByteArray() ;
        InputStream is = new ByteArrayInputStream( arr ) ;
        ObjectInputStream ois = new ObjectInputStream( is ) ;

        return ois.readObject();
    } catch (Exception exc) {
        System.out.println( "Failed with exception:" + exc ) ;
        return null ;
    }
}
 

/**
 * Checks for objects that are instances of java.rmi.Remote
 * that need to be serialized as proxy (Stub) objects.
 */
protected final Object replaceObject(Object obj) throws IOException {
    try {
        if ((obj instanceof java.rmi.Remote) &&
                !(StubAdapter.isStub(obj))) {
            return Utility.autoConnect(obj, orb, true);
        }
    } catch (Exception e) {
        IOException ie = new IOException("replaceObject failed");
        ie.initCause(e);
        throw ie;
    }
    return obj;
}
 

/**
 * Writes any java.lang.Object as a CORBA any.
 * @param out the stream in which to write the any.
 * @param obj the object to write as an any.
 */
public void writeAny( org.omg.CORBA.portable.OutputStream out,
                     java.lang.Object obj)
{
    org.omg.CORBA.ORB orb = out.orb();

    // Create Any
    Any any = orb.create_any();

    // Make sure we have a connected object...
    java.lang.Object newObj = Utility.autoConnect(obj,orb,false);

    if (newObj instanceof org.omg.CORBA.Object) {
        any.insert_Object((org.omg.CORBA.Object)newObj);
    } else {
        if (newObj == null) {
            // Handle the null case, including backwards
            // compatibility issues
            any.insert_Value(null, createTypeCodeForNull(orb));
        } else {
            if (newObj instanceof Serializable) {
                // If they're our Any and ORB implementations,
                // we may want to do type code related versioning.
                TypeCode tc = createTypeCode((Serializable)newObj, any, orb);
                if (tc == null)
                    any.insert_Value((Serializable)newObj);
                else
                    any.insert_Value((Serializable)newObj, tc);
            } else if (newObj instanceof Remote) {
                ORBUtility.throwNotSerializableForCorba(newObj.getClass().getName());
            } else {
                ORBUtility.throwNotSerializableForCorba(newObj.getClass().getName());
            }
        }
    }

    out.write_any(any);
}
 

String getStubNameFor(Type type, boolean qualified) {
    String stubName;
    String className;
    if (qualified) {
        className = type.getQualifiedName();
    } else {
        className = type.getName();
    }
    if (((CompoundType)type).isCORBAObject()) {
        stubName = Utility.idlStubName(className);
    } else {
        stubName = Utility.stubNameForCompiler(className);
    }
    return stubName;
}
 

private java.lang.Object readIDLValue(int indirection, String repId,
                                      Class clazz, String codebase)
{
    ValueFactory factory ;

    // Always try to find a ValueFactory first, as required by the spec.
    // There are some complications here in the IDL 3.0 mapping (see 1.13.8),
    // but basically we must always be able to override the DefaultFactory
    // or Helper mappings that are also used.  This appears to be the case
    // even in the boxed value cases.  The original code only did the lookup
    // in the case of class implementing either StreamableValue or CustomValue,
    // but abstract valuetypes only implement ValueBase, and really require
    // the use of the repId to find a factory (including the DefaultFactory).
    try {
        // use new-style OBV support (factory object)
        factory = Utility.getFactory(clazz, codebase, orb, repId);
    } catch (MARSHAL marshal) {
        // XXX log marshal at one of the INFO levels

        // Could not get a factory, so try alternatives
        if (!StreamableValue.class.isAssignableFrom(clazz) &&
            !CustomValue.class.isAssignableFrom(clazz) &&
            ValueBase.class.isAssignableFrom(clazz)) {
            // use old-style OBV support (helper object)
            BoxedValueHelper helper = Utility.getHelper(clazz, codebase, repId);
            if (helper instanceof ValueHelper)
                return readIDLValueWithHelper((ValueHelper)helper, indirection);
            else
                return helper.read_value(parent);
        } else {
            // must be a boxed IDLEntity, so make a reflective call to the
            // helper's static read method...
            return readBoxedIDLEntity(clazz, codebase);
        }
    }

    // If there was no error in getting the factory, use it.
    valueIndirection = indirection;  // for callback
    return factory.read_value(parent);
}
 

/**
 * Returns a stub for the given server object.
 * @param obj the server object for which a stub is required. Must either be a subclass
 * of PortableRemoteObject or have been previously the target of a call to
 * {@link #exportObject}.
 * @return the most derived stub for the object.
 * @exception NoSuchObjectException if a stub cannot be located for the given server object.
 */
public Remote toStub (Remote obj)
    throws NoSuchObjectException
{
    Remote result = null;
    if (obj == null) {
        throw new NullPointerException("invalid argument");
    }

    // If the class is already an IIOP stub then return it.
    if (StubAdapter.isStub( obj )) {
        return obj;
    }

    // If the class is already a JRMP stub then return it.
    if (obj instanceof java.rmi.server.RemoteStub) {
        return obj;
    }

    // Has it been exported to IIOP?
    Tie theTie = Util.getTie(obj);

    if (theTie != null) {
        result = Utility.loadStub(theTie,null,null,true);
    } else {
        if (Utility.loadTie(obj) == null) {
            result = java.rmi.server.RemoteObject.toStub(obj);
        }
    }

    if (result == null) {
        throw new NoSuchObjectException("object not exported");
    }

    return result;
}
 

private java.lang.Object readIDLValue(int indirection, String repId,
                                      Class clazz, String codebase)
{
    ValueFactory factory ;

    // Always try to find a ValueFactory first, as required by the spec.
    // There are some complications here in the IDL 3.0 mapping (see 1.13.8),
    // but basically we must always be able to override the DefaultFactory
    // or Helper mappings that are also used.  This appears to be the case
    // even in the boxed value cases.  The original code only did the lookup
    // in the case of class implementing either StreamableValue or CustomValue,
    // but abstract valuetypes only implement ValueBase, and really require
    // the use of the repId to find a factory (including the DefaultFactory).
    try {
        // use new-style OBV support (factory object)
        factory = Utility.getFactory(clazz, codebase, orb, repId);
    } catch (MARSHAL marshal) {
        // XXX log marshal at one of the INFO levels

        // Could not get a factory, so try alternatives
        if (!StreamableValue.class.isAssignableFrom(clazz) &&
            !CustomValue.class.isAssignableFrom(clazz) &&
            ValueBase.class.isAssignableFrom(clazz)) {
            // use old-style OBV support (helper object)
            BoxedValueHelper helper = Utility.getHelper(clazz, codebase, repId);
            if (helper instanceof ValueHelper)
                return readIDLValueWithHelper((ValueHelper)helper, indirection);
            else
                return helper.read_value(parent);
        } else {
            // must be a boxed IDLEntity, so make a reflective call to the
            // helper's static read method...
            return readBoxedIDLEntity(clazz, codebase);
        }
    }

    // If there was no error in getting the factory, use it.
    valueIndirection = indirection;  // for callback
    return factory.read_value(parent);
}
 

/**
 * Return the File object that should be used as the source file
 * for the given Java class, using the supplied destination
 * directory for the top of the package hierarchy.
 */
protected static File sourceFileForClass(Identifier className,
                                         Identifier outputClassName,
                                         File destDir,
                                         BatchEnvironment env)
{
    File packageDir = Util.getOutputDirectoryFor(className,destDir,env);
    String outputName = Names.mangleClass(outputClassName).getName().toString();

    // Is there any existing _Tie equivalent leftover from a
    // previous invocation of rmic -iiop? Only do this once per
    // class by looking for skeleton generation...

    if (outputName.endsWith("_Skel")) {
        String classNameStr = className.getName().toString();
        File temp = new File(packageDir, Utility.tieName(classNameStr) + ".class");
        if (temp.exists()) {

            // Found a tie. Is IIOP generation also being done?

            if (!env.getMain().iiopGeneration) {

                // No, so write a warning...

                env.error(0,"warn.rmic.tie.found",
                          classNameStr,
                          temp.getAbsolutePath());
            }
        }
    }

    String outputFileName = outputName + ".java";
    return new File(packageDir, outputFileName);
}
 

/**
 * Writes any java.lang.Object as a CORBA any.
 * @param out the stream in which to write the any.
 * @param obj the object to write as an any.
 */
public void writeAny( org.omg.CORBA.portable.OutputStream out,
                     java.lang.Object obj)
{
    org.omg.CORBA.ORB orb = out.orb();

    // Create Any
    Any any = orb.create_any();

    // Make sure we have a connected object...
    java.lang.Object newObj = Utility.autoConnect(obj,orb,false);

    if (newObj instanceof org.omg.CORBA.Object) {
        any.insert_Object((org.omg.CORBA.Object)newObj);
    } else {
        if (newObj == null) {
            // Handle the null case, including backwards
            // compatibility issues
            any.insert_Value(null, createTypeCodeForNull(orb));
        } else {
            if (newObj instanceof Serializable) {
                // If they're our Any and ORB implementations,
                // we may want to do type code related versioning.
                TypeCode tc = createTypeCode((Serializable)newObj, any, orb);
                if (tc == null)
                    any.insert_Value((Serializable)newObj);
                else
                    any.insert_Value((Serializable)newObj, tc);
            } else if (newObj instanceof Remote) {
                ORBUtility.throwNotSerializableForCorba(newObj.getClass().getName());
            } else {
                ORBUtility.throwNotSerializableForCorba(newObj.getClass().getName());
            }
        }
    }

    out.write_any(any);
}
 

public Object copy(Object obj) {
    if (obj instanceof Remote) {
        // Yes, so make sure it is connected and converted
        // to a stub (if needed)...
        return Utility.autoConnect(obj,orb,true);
    }

    OutputStream out = (OutputStream)orb.create_output_stream();
    out.write_value((Serializable)obj);
    InputStream in = (InputStream)out.create_input_stream();
    return in.read_value();
}
 

/**
 * Returns a stub for the given server object.
 * @param obj the server object for which a stub is required. Must either be a subclass
 * of PortableRemoteObject or have been previously the target of a call to
 * {@link #exportObject}.
 * @return the most derived stub for the object.
 * @exception NoSuchObjectException if a stub cannot be located for the given server object.
 */
public Remote toStub (Remote obj)
    throws NoSuchObjectException
{
    Remote result = null;
    if (obj == null) {
        throw new NullPointerException("invalid argument");
    }

    // If the class is already an IIOP stub then return it.
    if (StubAdapter.isStub( obj )) {
        return obj;
    }

    // If the class is already a JRMP stub then return it.
    if (obj instanceof java.rmi.server.RemoteStub) {
        return obj;
    }

    // Has it been exported to IIOP?
    Tie theTie = Util.getTie(obj);

    if (theTie != null) {
        result = Utility.loadStub(theTie,null,null,true);
    } else {
        if (Utility.loadTie(obj) == null) {
            result = java.rmi.server.RemoteObject.toStub(obj);
        }
    }

    if (result == null) {
        throw new NoSuchObjectException("object not exported");
    }

    return result;
}
 

/**
 * Write the service contexts to the output stream.
 *
 * If they haven't been unmarshaled, we don't have to
 * unmarshal them.
 */
public void write(OutputStream os, GIOPVersion gv)
{
    if (isDebugging(os)) {
        dprint( "Writing service contexts to output stream" ) ;
        Utility.printStackTrace() ;
    }

    int numsc = scMap.size();

    if (addAlignmentOnWrite) {
        if (isDebugging(os))
            dprint( "Adding alignment padding" ) ;

        numsc++ ;
    }

    if (isDebugging(os))
        dprint( "Service context has " + numsc + " components"  ) ;

    os.write_long( numsc ) ;

    writeServiceContextsInOrder(os, gv);

    if (addAlignmentOnWrite) {
        if (isDebugging(os))
            dprint( "Writing alignment padding" ) ;

        os.write_long( JAVAIDL_ALIGN_SERVICE_ID ) ;
        os.write_long( 4 ) ;
        os.write_octet( (byte)0 ) ;
        os.write_octet( (byte)0 ) ;
        os.write_octet( (byte)0 ) ;
        os.write_octet( (byte)0 ) ;
    }

    if (isDebugging(os))
        dprint( "Service context writing complete" ) ;
}
 

/**
 * Writes any java.lang.Object as a CORBA any.
 * @param out the stream in which to write the any.
 * @param obj the object to write as an any.
 */
public void writeAny( org.omg.CORBA.portable.OutputStream out,
                     java.lang.Object obj)
{
    org.omg.CORBA.ORB orb = out.orb();

    // Create Any
    Any any = orb.create_any();

    // Make sure we have a connected object...
    java.lang.Object newObj = Utility.autoConnect(obj,orb,false);

    if (newObj instanceof org.omg.CORBA.Object) {
        any.insert_Object((org.omg.CORBA.Object)newObj);
    } else {
        if (newObj == null) {
            // Handle the null case, including backwards
            // compatibility issues
            any.insert_Value(null, createTypeCodeForNull(orb));
        } else {
            if (newObj instanceof Serializable) {
                // If they're our Any and ORB implementations,
                // we may want to do type code related versioning.
                TypeCode tc = createTypeCode((Serializable)newObj, any, orb);
                if (tc == null)
                    any.insert_Value((Serializable)newObj);
                else
                    any.insert_Value((Serializable)newObj, tc);
            } else if (newObj instanceof Remote) {
                ORBUtility.throwNotSerializableForCorba(newObj.getClass().getName());
            } else {
                ORBUtility.throwNotSerializableForCorba(newObj.getClass().getName());
            }
        }
    }

    out.write_any(any);
}
 

/**
 * Write the service contexts to the output stream.
 *
 * If they haven't been unmarshaled, we don't have to
 * unmarshal them.
 */
public void write(OutputStream os, GIOPVersion gv)
{
    if (isDebugging(os)) {
        dprint( "Writing service contexts to output stream" ) ;
        Utility.printStackTrace() ;
    }

    int numsc = scMap.size();

    if (addAlignmentOnWrite) {
        if (isDebugging(os))
            dprint( "Adding alignment padding" ) ;

        numsc++ ;
    }

    if (isDebugging(os))
        dprint( "Service context has " + numsc + " components"  ) ;

    os.write_long( numsc ) ;

    writeServiceContextsInOrder(os, gv);

    if (addAlignmentOnWrite) {
        if (isDebugging(os))
            dprint( "Writing alignment padding" ) ;

        os.write_long( JAVAIDL_ALIGN_SERVICE_ID ) ;
        os.write_long( 4 ) ;
        os.write_octet( (byte)0 ) ;
        os.write_octet( (byte)0 ) ;
        os.write_octet( (byte)0 ) ;
        os.write_octet( (byte)0 ) ;
    }

    if (isDebugging(os))
        dprint( "Service context writing complete" ) ;
}
 

/**
 * Returns a stub for the given server object.
 * @param obj the server object for which a stub is required. Must either be a subclass
 * of PortableRemoteObject or have been previously the target of a call to
 * {@link #exportObject}.
 * @return the most derived stub for the object.
 * @exception NoSuchObjectException if a stub cannot be located for the given server object.
 */
public Remote toStub (Remote obj)
    throws NoSuchObjectException
{
    Remote result = null;
    if (obj == null) {
        throw new NullPointerException("invalid argument");
    }

    // If the class is already an IIOP stub then return it.
    if (StubAdapter.isStub( obj )) {
        return obj;
    }

    // If the class is already a JRMP stub then return it.
    if (obj instanceof java.rmi.server.RemoteStub) {
        return obj;
    }

    // Has it been exported to IIOP?
    Tie theTie = Util.getTie(obj);

    if (theTie != null) {
        result = Utility.loadStub(theTie,null,null,true);
    } else {
        if (Utility.loadTie(obj) == null) {
            result = java.rmi.server.RemoteObject.toStub(obj);
        }
    }

    if (result == null) {
        throw new NoSuchObjectException("object not exported");
    }

    return result;
}
 

String getStubNameFor(Type type, boolean qualified) {
    String stubName;
    String className;
    if (qualified) {
        className = type.getQualifiedName();
    } else {
        className = type.getName();
    }
    if (((CompoundType)type).isCORBAObject()) {
        stubName = Utility.idlStubName(className);
    } else {
        stubName = Utility.stubNameForCompiler(className);
    }
    return stubName;
}
 

private java.lang.Object readIDLValue(int indirection, String repId,
                                      Class clazz, String codebase)
{
    ValueFactory factory ;

    // Always try to find a ValueFactory first, as required by the spec.
    // There are some complications here in the IDL 3.0 mapping (see 1.13.8),
    // but basically we must always be able to override the DefaultFactory
    // or Helper mappings that are also used.  This appears to be the case
    // even in the boxed value cases.  The original code only did the lookup
    // in the case of class implementing either StreamableValue or CustomValue,
    // but abstract valuetypes only implement ValueBase, and really require
    // the use of the repId to find a factory (including the DefaultFactory).
    try {
        // use new-style OBV support (factory object)
        factory = Utility.getFactory(clazz, codebase, orb, repId);
    } catch (MARSHAL marshal) {
        // XXX log marshal at one of the INFO levels

        // Could not get a factory, so try alternatives
        if (!StreamableValue.class.isAssignableFrom(clazz) &&
            !CustomValue.class.isAssignableFrom(clazz) &&
            ValueBase.class.isAssignableFrom(clazz)) {
            // use old-style OBV support (helper object)
            BoxedValueHelper helper = Utility.getHelper(clazz, codebase, repId);
            if (helper instanceof ValueHelper)
                return readIDLValueWithHelper((ValueHelper)helper, indirection);
            else
                return helper.read_value(parent);
        } else {
            // must be a boxed IDLEntity, so make a reflective call to the
            // helper's static read method...
            return readBoxedIDLEntity(clazz, codebase);
        }
    }

    // If there was no error in getting the factory, use it.
    valueIndirection = indirection;  // for callback
    return factory.read_value(parent);
}
 

/**
 * Return the File object that should be used as the source file
 * for the given Java class, using the supplied destination
 * directory for the top of the package hierarchy.
 */
protected static File sourceFileForClass(Identifier className,
                                         Identifier outputClassName,
                                         File destDir,
                                         BatchEnvironment env)
{
    File packageDir = Util.getOutputDirectoryFor(className,destDir,env);
    String outputName = Names.mangleClass(outputClassName).getName().toString();

    // Is there any existing _Tie equivalent leftover from a
    // previous invocation of rmic -iiop? Only do this once per
    // class by looking for skeleton generation...

    if (outputName.endsWith("_Skel")) {
        String classNameStr = className.getName().toString();
        File temp = new File(packageDir, Utility.tieName(classNameStr) + ".class");
        if (temp.exists()) {

            // Found a tie. Is IIOP generation also being done?

            if (!env.getMain().iiopGeneration) {

                // No, so write a warning...

                env.error(0,"warn.rmic.tie.found",
                          classNameStr,
                          temp.getAbsolutePath());
            }
        }
    }

    String outputFileName = outputName + ".java";
    return new File(packageDir, outputFileName);
}