org.opendaylight.protocol.bgp.parser.spi.AbstractAttributeParser Maven / Gradle / Ivy
/*
* Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.protocol.bgp.parser.spi;
import io.netty.buffer.ByteBuf;
import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
import org.opendaylight.protocol.bgp.parser.BGPParsingException;
import org.opendaylight.protocol.bgp.parser.BGPTreatAsWithdrawException;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Abstract base class for AttributeParsers which are aware of {@link RevisedErrorHandling}. Inheriting from this class
* requires that {@link #parseAttribute(ByteBuf, AttributesBuilder, RevisedErrorHandling, PeerSpecificParserConstraint)}
* is provided and the simplified {@link #parseAttribute(ByteBuf, AttributesBuilder, PeerSpecificParserConstraint)}
* is implemented by this class.
*
* @author Robert Varga
*/
public abstract class AbstractAttributeParser implements AttributeParser {
private static final Logger LOG = LoggerFactory.getLogger(AbstractAttributeParser.class);
@Override
public final void parseAttribute(final ByteBuf buffer, final AttributesBuilder builder,
final PeerSpecificParserConstraint constraint) throws BGPDocumentedException, BGPParsingException {
try {
parseAttribute(buffer, builder, RevisedErrorHandling.NONE, constraint);
} catch (BGPTreatAsWithdrawException e) {
LOG.warn("Encountered misreported error", e);
throw new BGPDocumentedException(e.getMessage(), e.getError(), e);
}
}
@Override
public abstract void parseAttribute(ByteBuf buffer, AttributesBuilder builder, RevisedErrorHandling errorHandling,
PeerSpecificParserConstraint constraint) throws BGPDocumentedException, BGPParsingException,
BGPTreatAsWithdrawException;
}