| /* |
| * 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.directory.shared.ldap.message.spi; |
| |
| |
| import java.io.InputStream; |
| |
| import org.apache.directory.shared.asn1.codec.stateful.StatefulDecoder; |
| |
| |
| /** |
| * Standard decoder service provider interface. BER decoders generating ASN.1 |
| * compiler stub based containment tree for a provider are expected to implement |
| * this interface. |
| * |
| * @author <a href="mailto:dev@directory.apache.org"> Apache Directory Project</a> |
| */ |
| public interface ProviderDecoder extends ProviderObject, StatefulDecoder |
| { |
| /** |
| * Decodes a BER encoded LDAPv3 ASN.1 message envelope from a binary input |
| * stream into an in memory containment tree using stub's generated by a |
| * provider's ASN.1 stub compiler and associated runtime BER libraries. |
| * |
| * @param lock |
| * lock object used to exclusively read from the input stream |
| * @param in |
| * the binary input stream where the encoded message PDU is read |
| * @return an object representing the top-most containment tree object which |
| * represents the entire message envelope. For the Snacc provider |
| * this object would be a populated instance of LDAPMessage. |
| * @throws ProviderException |
| * to indicate an error while attempting to decode the message |
| * envelope onto the output stream. Provider specific exceptions |
| * encountered while decoding can be held within this subclass |
| * of MultiException. |
| */ |
| Object decode( Object lock, InputStream in ) throws ProviderException; |
| } |