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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;
import org.onosproject.pcepio.types.PcepObjectHeader;
import org.onosproject.pcepio.types.PcepValueType;
/**
* Abstraction of an entity providing PCEP ERO Object.
*/
public interface PcepEroObject {
/**
* Return LinkedList of SubObjects of ERO Object.
*
* @return list of subobjects
*/
LinkedList<PcepValueType> getSubObjects();
/**
* Sets LinkedList of SubObjects in ERO Object.
*
* @param llSubObjects list of subobjects
*/
void setSubObjects(LinkedList<PcepValueType> llSubObjects);
/**
* Writes the ERO Object into channel buffer.
*
* @param bb channel buffer
* @return Returns the writerIndex of this buffer
* @throws PcepParseException while writing ERO Object into ChannelBuffer
*/
int write(ChannelBuffer bb) throws PcepParseException;
/**
* Builder interface with get and set functions to build ERO object.
*/
interface Builder {
/**
* Builds ERO Object.
*
* @return ERO Object
*/
PcepEroObject build();
/**
* Returns ERO Object Header.
*
* @return ERO Object Header
*/
PcepObjectHeader getEroObjHeader();
/**
* Sets ERO Object header and returns its builder.
*
* @param obj ERO Object header
* @return Builder by setting ERO Object header
*/
Builder setEroObjHeader(PcepObjectHeader obj);
/**
* Returns LinkedList of SubObjects in ERO Objects.
*
* @return list of subobjects
*/
LinkedList<PcepValueType> getSubObjects();
/**
* Sets LinkedList of SubObjects and returns its builder.
*
* @param llSubObjects list of SubObjects
* @return Builder by setting list of SubObjects
*/
Builder setSubObjects(LinkedList<PcepValueType> llSubObjects);
/**
* Sets P flag in ERO object header and returns its builder.
*
* @param value boolean value to set P flag
* @return Builder by setting P flag
*/
Builder setPFlag(boolean value);
/**
* Sets I flag in ERO object header and returns its builder.
*
* @param value boolean value to set I flag
* @return Builder by setting I flag
*/
Builder setIFlag(boolean value);
}
}
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