openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/services/SendEchoImpl.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.openflowplugin.impl.services;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import com.google.common.util.concurrent.Futures;
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import com.google.common.util.concurrent.MoreExecutors;
  15 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  16 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  17 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.echo.service.rev150305.SendEcho;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.echo.service.rev150305.SendEchoInput;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.echo.service.rev150305.SendEchoOutput;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.echo.service.rev150305.SendEchoOutputBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoInputBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoOutput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  25 import org.opendaylight.yangtools.yang.common.RpcResult;
  26 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  27
  28 public final class SendEchoImpl extends AbstractSimpleService<EchoInputBuilder, EchoOutput> implements SendEcho {
  29     public SendEchoImpl(final RequestContextStack requestContextStack, final DeviceContext deviceContext) {
  30         super(requestContextStack, deviceContext, EchoOutput.class);
  31     }
  32
  33     @Override
  34     public ListenableFuture<RpcResult<SendEchoOutput>> invoke(final SendEchoInput sendEchoInput) {
  35         return Futures.transform(handleServiceCall(new EchoInputBuilder().setData(sendEchoInput.getData())), input -> {
  36             requireNonNull(input, "echoOutput value is never expected to be NULL");
  37             final RpcResult<SendEchoOutput> rpcOutput;
  38             if (input.isSuccessful()) {
  39                 final SendEchoOutput sendEchoOutput = new SendEchoOutputBuilder()
  40                         .setData(input.getResult().getData())
  41                         .build();
  42                 rpcOutput = RpcResultBuilder.success(sendEchoOutput).build();
  43             } else {
  44                 rpcOutput = RpcResultBuilder.<SendEchoOutput>failed()
  45                         .withRpcErrors(input.getErrors())
  46                         .build();
  47             }
  48             return rpcOutput;
  49         }, MoreExecutors.directExecutor());
  50     }
  51
  52     @Override
  53     protected OfHeader buildRequest(final Xid xid, final EchoInputBuilder input) {
  54         return input
  55                 .setXid(xid.getValue())
  56                 .setVersion(getVersion())
  57                 .build();
  58     }
  59 }