org.opendaylight.protocol.rsvp.parser.impl.subobject.ero.SEROBasicProtectionSubobjectParser.java Source code

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Here is the source code for org.opendaylight.protocol.rsvp.parser.impl.subobject.ero.SEROBasicProtectionSubobjectParser.java

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/*
 * Copyright (c) 2015 Cisco Systems, Inc. and others.  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.rsvp.parser.impl.subobject.ero;

import com.google.common.base.Preconditions;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import org.opendaylight.protocol.rsvp.parser.impl.te.ProtectionCommonParser;
import org.opendaylight.protocol.rsvp.parser.spi.EROSubobjectParser;
import org.opendaylight.protocol.rsvp.parser.spi.EROSubobjectSerializer;
import org.opendaylight.protocol.rsvp.parser.spi.EROSubobjectUtil;
import org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.list.SubobjectContainer;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.list.SubobjectContainerBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.protection.subobject.ProtectionSubobject;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.secondary.explicit.route.object.secondary.explicit.route.object.subobject.container.subobject.type.BasicProtectionCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.secondary.explicit.route.object.secondary.explicit.route.object.subobject.container.subobject.type.BasicProtectionCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.secondary.explicit.route.object.secondary.explicit.route.object.subobject.container.subobject.type.DynamicControlProtectionCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.secondary.explicit.route.object.secondary.explicit.route.object.subobject.container.subobject.type.basic.protection._case.BasicProtectionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.secondary.explicit.route.object.secondary.explicit.route.object.subobject.container.subobject.type.dynamic.control.protection._case.DynamicControlProtectionBuilder;

public class SEROBasicProtectionSubobjectParser extends ProtectionCommonParser
        implements EROSubobjectParser, EROSubobjectSerializer {
    public static final int TYPE = 37;
    public static final Short CTYPE = 1;

    @Override
    public SubobjectContainer parseSubobject(final ByteBuf buffer, final boolean loose)
            throws RSVPParsingException {
        Preconditions.checkArgument(buffer != null && buffer.isReadable(),
                "Array of bytes is mandatory. Can't be null or empty.");
        final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
        builder.setLoose(loose);
        //skip reserved
        buffer.readByte();
        final short cType = buffer.readUnsignedByte();
        final ProtectionSubobject prot = parseCommonProtectionBody(cType, buffer);
        if (cType == CTYPE) {
            builder.setSubobjectType(new BasicProtectionCaseBuilder()
                    .setBasicProtection(new BasicProtectionBuilder().setProtectionSubobject(prot).build()).build());

        } else if (cType == SERODynamicProtectionSubobjectParser.CTYPE) {
            builder.setSubobjectType(
                    new DynamicControlProtectionCaseBuilder()
                            .setDynamicControlProtection(
                                    new DynamicControlProtectionBuilder().setProtectionSubobject(prot).build())
                            .build());
        }
        return builder.build();
    }

    @Override
    public void serializeSubobject(final SubobjectContainer subobject, final ByteBuf buffer) {
        Preconditions.checkArgument(subobject.getSubobjectType() instanceof BasicProtectionCase,
                "Unknown " + "subobject instance. Passed %s. Needed UnnumberedCase.", subobject.getSubobjectType());
        final ProtectionSubobject protObj = ((BasicProtectionCase) subobject.getSubobjectType())
                .getBasicProtection().getProtectionSubobject();
        final ByteBuf body = Unpooled.buffer();
        serializeBody(CTYPE, protObj, body);
        EROSubobjectUtil.formatSubobject(TYPE, subobject.isLoose(), body, buffer);
    }
}