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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.onosproject.pcepio.protocol;
import java.util.LinkedList;
import org.jboss.netty.buffer.ChannelBuffer;
import org.onosproject.pcepio.exceptions.PcepParseException;
/**
* Abstraction of an entity which provides PCEP Error Info.
* Reference :PCEP Extension for Transporting TE Data draft-dhodylee-pce-pcep-te-data-extn-02.
*/
public interface PcepErrorInfo {
/**
* Returns whether error info list is present or not.
*
* @return true if error info present, false otherwise
*/
boolean isErrorInfoPresent();
/**
* Reads from channel buffer for TE and RP objects.
*
* @param bb of channel buffer
* @throws PcepParseException while parsing Error info part.
*/
void read(ChannelBuffer bb) throws PcepParseException;
/**
* Writes byte stream of PCEP error info to channel buffer.
*
* @param bb of type channel buffer
* @throws PcepParseException while writing Error info part into Channel Buffer.
*/
void write(ChannelBuffer bb) throws PcepParseException;
/**
* Returns Error Value in PCEP-ERROR Object.
*
* @return list of Error Value in PCEP-ERROR Object
*/
LinkedList<Integer> getErrorValue();
/**
* Returns Error Type in PCEP-ERROR Object.
*
* @return list of Error Type in PCEP-ERROR Object
*/
LinkedList<Integer> getErrorType();
/**
* Builder interface with get and set functions to build ErrorInfo.
*/
interface Builder {
/**
* Builds ErrorInfo Object.
*
* @return ErrorInfo Object.
*/
PcepErrorInfo build();
/**
* Returns list of PcepError.
*
* @return list of PcepError
*/
LinkedList<PcepError> getPcepErrorList();
/**
* Sets PcepError lists and returns its builder.
*
* @param llPcepErrorList list of PcepError
* @return builder by setting list of PcepError.
*/
Builder setPcepErrorList(LinkedList<PcepError> llPcepErrorList);
}
}
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