/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.geronimo.corba.ior;
import java.io.IOException;
import org.omg.CORBA.MARSHAL;
import org.omg.CORBA.portable.OutputStream;
import org.apache.geronimo.corba.io.EncapsulationOutputStream;
import org.apache.geronimo.corba.io.OutputStreamBase;
public abstract class TaggedValue {
public abstract int tag();
public final void write(OutputStreamBase out) {
out.write_long(tag());
write_encapsulated_content(out);
}
protected void write_encapsulated_content(OutputStreamBase out) {
byte[] cached_bytes = get_cached_byte_encoding();
if (cached_bytes != null) {
out.write_long(cached_bytes.length);
out.write_octet_array(cached_bytes, 0, cached_bytes.length);
return;
}
EncapsulationOutputStream eo = new EncapsulationOutputStream(out.__orb());
write_content(eo);
try {
out.write_long(eo.__stream_position());
eo.writeTo(out);
}
catch (IOException ex) {
MARSHAL m = new MARSHAL();
m.initCause(ex);
throw m;
}
}
protected byte[] get_cached_byte_encoding() { return null; }
protected abstract void write_content(OutputStream eo);
}