* 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.pcep.spi;
-import static org.opendaylight.protocol.util.ByteBufWriteUtil.writeUnsignedShort;
+import static com.google.common.base.Preconditions.checkArgument;
-import com.google.common.base.Preconditions;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.explicit.route.object.ero.Subobject;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.explicit.route.object.ero.SubobjectBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.explicit.route.object.ero.Subobject;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.explicit.route.object.ero.SubobjectBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.PathKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.PceId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.SubobjectType;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.subobject.type.PathKeyCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.subobject.type.PathKeyCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.subobject.type.path.key._case.PathKeyBuilder;
+import org.opendaylight.yangtools.yang.common.netty.ByteBufUtils;
/**
- * Parser for {@link PathKey}
+ * Parser for {@link PathKey}.
*/
public abstract class AbstractEROPathKeySubobjectParser implements EROSubobjectParser, EROSubobjectSerializer {
-
public static final int TYPE_32 = 64;
public static final int TYPE_128 = 65;
+
protected static final int PCE_ID_F_LENGTH = 4;
protected static final int PCE128_ID_F_LENGTH = 16;
protected static final int CONTENT128_LENGTH = 2 + PCE128_ID_F_LENGTH;
protected static final int CONTENT_LENGTH = 2 + PCE_ID_F_LENGTH;
- protected abstract byte[] readPceId(final ByteBuf buffer);
+ protected abstract byte[] readPceId(ByteBuf buffer);
- protected abstract void checkContentLenght(final int i) throws PCEPDeserializerException;
+ protected abstract void checkContentLength(int length) throws PCEPDeserializerException;
@Override
public final Subobject parseSubobject(final ByteBuf buffer, final boolean loose) throws PCEPDeserializerException {
- Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
- checkContentLenght(buffer.readableBytes());
- final int pathKey = buffer.readUnsignedShort();
- final byte[] pceId = readPceId(buffer);
- final PathKeyBuilder pBuilder = new PathKeyBuilder();
- pBuilder.setPceId(new PceId(pceId));
- pBuilder.setPathKey(new PathKey(pathKey));
- final SubobjectBuilder builder = new SubobjectBuilder();
- builder.setLoose(loose);
- builder.setSubobjectType(new PathKeyCaseBuilder().setPathKey(pBuilder.build()).build());
- return builder.build();
+ checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
+ checkContentLength(buffer.readableBytes());
+ return new SubobjectBuilder()
+ .setLoose(loose)
+ .setSubobjectType(new PathKeyCaseBuilder()
+ .setPathKey(new PathKeyBuilder()
+ .setPathKey(new PathKey(ByteBufUtils.readUint16(buffer)))
+ .setPceId(new PceId(readPceId(buffer)))
+ .build())
+ .build())
+ .build();
}
@Override
public final void serializeSubobject(final Subobject subobject, final ByteBuf buffer) {
- Preconditions.checkArgument(subobject.getSubobjectType() instanceof PathKeyCase, "Unknown subobject instance. Passed %s. Needed PathKey.",
- subobject.getSubobjectType().getClass());
+ final SubobjectType type = subobject.getSubobjectType();
+ checkArgument(type instanceof PathKeyCase, "Unknown subobject instance. Passed %s. Needed PathKey.",
+ type.getClass());
final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route
- .subobjects.subobject.type.path.key._case.PathKey pk = ((PathKeyCase) subobject.getSubobjectType()).getPathKey();
- Preconditions.checkArgument(pk.getPceId() != null, "PceId is mandatory.");
- Preconditions.checkArgument(pk.getPathKey() != null, "PathKey is mandatory.");
- final byte[] pceID = pk.getPceId().getBinary();
- Preconditions.checkArgument(pceID.length == PCE_ID_F_LENGTH || pceID.length == PCE128_ID_F_LENGTH, "PceId 32/128 Bit required.");
+ .subobjects.subobject.type.path.key._case.PathKey pk = ((PathKeyCase) type).getPathKey();
+
+ final PathKey pathKey = pk.getPathKey();
+ checkArgument(pathKey != null, "PathKey is mandatory.");
+ final byte[] pceID = pk.getPceId().getValue();
+ checkArgument(pceID.length == PCE_ID_F_LENGTH || pceID.length == PCE128_ID_F_LENGTH,
+ "PceId 32/128 Bit required.");
final ByteBuf body = Unpooled.buffer();
- writeUnsignedShort(pk.getPathKey().getValue(), body);
+ ByteBufUtils.write(body, pathKey.getValue());
body.writeBytes(pceID);
- EROSubobjectUtil.formatSubobject(pceID.length == PCE_ID_F_LENGTH ? TYPE_32 : TYPE_128, subobject.isLoose(), body, buffer);
+ EROSubobjectUtil.formatSubobject(pceID.length == PCE_ID_F_LENGTH ? TYPE_32 : TYPE_128, subobject.isLoose(),
+ body, buffer);
}
}
Code Review / bgpcep.git / blobdiff