openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/services/FlowService.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 com.google.common.util.concurrent.FutureCallback;
  11 import com.google.common.util.concurrent.Futures;
  12 import com.google.common.util.concurrent.ListenableFuture;
  13 import com.google.common.util.concurrent.SettableFuture;
  14 import java.util.ArrayList;
  15 import java.util.List;
  16 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  17 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  18 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  19 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.FlowConvertor;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.Flow;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInputBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  23 import org.opendaylight.yangtools.yang.binding.DataObject;
  24 import org.opendaylight.yangtools.yang.common.RpcResult;
  25 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  26
  27 final class FlowService<O extends DataObject> extends AbstractSimpleService<FlowModInputBuilder, O> {
  28
  29     protected FlowService(final RequestContextStack requestContextStack, final DeviceContext deviceContext, final Class<O> clazz) {
  30         super(requestContextStack, deviceContext, clazz);
  31     }
  32
  33     @Override
  34     protected OfHeader buildRequest(final Xid xid, final FlowModInputBuilder input) {
  35         input.setXid(xid.getValue());
  36         return input.build();
  37     }
  38
  39     List<FlowModInputBuilder> toFlowModInputs(final Flow input) {
  40         return FlowConvertor.toFlowModInputs(input, getVersion(), getDatapathId());
  41     }
  42
  43     ListenableFuture<RpcResult<O>> processFlowModInputBuilders(final List<FlowModInputBuilder> ofFlowModInputs) {
  44         final List<ListenableFuture<RpcResult<O>>> partialFutures = new ArrayList<>(ofFlowModInputs.size());
  45
  46         for (final FlowModInputBuilder flowModInputBuilder : ofFlowModInputs) {
  47             partialFutures.add(handleServiceCall(flowModInputBuilder));
  48         }
  49
  50         final ListenableFuture<List<RpcResult<O>>> allFutures = Futures.successfulAsList(partialFutures);
  51         final SettableFuture<RpcResult<O>> finalFuture = SettableFuture.create();
  52         Futures.addCallback(allFutures, new FutureCallback<List<RpcResult<O>>>() {
  53             @Override
  54             public void onSuccess(final List<RpcResult<O>> results) {
  55                 RpcResultBuilder<O> rpcResultBuilder = RpcResultBuilder.success();
  56                 finalFuture.set(rpcResultBuilder.build());
  57             }
  58
  59             @Override
  60             public void onFailure(final Throwable t) {
  61                 RpcResultBuilder<O> rpcResultBuilder = RpcResultBuilder.failed();
  62                 finalFuture.set(rpcResultBuilder.build());
  63             }
  64         });
  65
  66         return finalFuture;
  67     }
  68
  69 }