*/
package org.opendaylight.openflowplugin.impl.services;
-import com.google.common.util.concurrent.FutureCallback;
+import com.google.common.base.Function;
+import com.google.common.base.Preconditions;
import com.google.common.util.concurrent.Futures;
-import com.google.common.util.concurrent.JdkFutureAdapters;
import com.google.common.util.concurrent.ListenableFuture;
-import com.google.common.util.concurrent.SettableFuture;
import java.util.concurrent.Future;
+import javax.annotation.Nullable;
import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
-import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
-import org.opendaylight.openflowplugin.api.openflow.device.Xid;
-import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageSpy;
-import org.opendaylight.openflowplugin.impl.callback.SuccessCallback;
import org.opendaylight.yang.gen.v1.urn.opendaylight.echo.service.rev150305.SalEchoService;
import org.opendaylight.yang.gen.v1.urn.opendaylight.echo.service.rev150305.SendEchoInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.echo.service.rev150305.SendEchoOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.echo.service.rev150305.SendEchoOutputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoOutput;
-import org.opendaylight.yangtools.yang.common.RpcError.ErrorType;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-public class SalEchoServiceImpl extends CommonService implements SalEchoService {
+public final class SalEchoServiceImpl implements SalEchoService {
- private static final Logger LOG = LoggerFactory.getLogger(SalEchoServiceImpl.class);
+ private final EchoService echoService;
public SalEchoServiceImpl(final RequestContextStack requestContextStack, final DeviceContext deviceContext) {
- super(requestContextStack, deviceContext);
+ echoService = new EchoService(requestContextStack, deviceContext);
}
@Override
public Future<RpcResult<SendEchoOutput>> sendEcho(final SendEchoInput sendEchoInput) {
- final RequestContext<SendEchoOutput> requestContext = getRequestContextStack().createRequestContext();
- final SettableFuture<RpcResult<SendEchoOutput>> sendEchoOutput = getRequestContextStack()
- .storeOrFail(requestContext);
- if (!sendEchoOutput.isDone()) {
- final DeviceContext deviceContext = getDeviceContext();
- Long reserverXid = deviceContext.getReservedXid();
- if (null == reserverXid) {
- if (null == reserverXid) {
- reserverXid = deviceContext.getReservedXid();
- RequestContextUtil.closeRequestContextWithRpcError(requestContext, "Outbound queue wasn't able to reserve XID.");
- return sendEchoOutput;
- }
- }
- final Xid xid = new Xid(reserverXid);
- requestContext.setXid(xid);
-
- LOG.trace("Hooking xid {} to device context - precaution.", requestContext.getXid().getValue());
- deviceContext.hookRequestCtx(requestContext.getXid(), requestContext);
-
- final EchoInputBuilder echoInputOFJavaBuilder = new EchoInputBuilder();
- echoInputOFJavaBuilder.setVersion(getVersion());
- echoInputOFJavaBuilder.setXid(xid.getValue());
- echoInputOFJavaBuilder.setData(sendEchoInput.getData());
- final EchoInput echoInputOFJava = echoInputOFJavaBuilder.build();
-
- final Future<RpcResult<EchoOutput>> rpcEchoOutputOFJava = getPrimaryConnectionAdapter()
- .echo(echoInputOFJava);
- LOG.debug("Echo with xid {} was sent from controller", xid);
-
- ListenableFuture<RpcResult<EchoOutput>> listenableRpcEchoOutputOFJava = JdkFutureAdapters
- .listenInPoolThread(rpcEchoOutputOFJava);
-
- // callback on OF JAVA future
- SuccessCallback<EchoOutput, SendEchoOutput> successCallback = new SuccessCallback<EchoOutput, SendEchoOutput>(
- deviceContext, requestContext, listenableRpcEchoOutputOFJava) {
-
- @Override
- public RpcResult<SendEchoOutput> transform(RpcResult<EchoOutput> rpcResult) {
- EchoOutput echoOutputOFJava = rpcResult.getResult();
- SendEchoOutputBuilder sendEchoOutputBuilder = new SendEchoOutputBuilder();
- sendEchoOutputBuilder.setData(echoOutputOFJava.getData());
-
- LOG.debug("Echo with xid {} was received by controller.", rpcResult.getResult().getXid());
- return RpcResultBuilder.success(sendEchoOutputBuilder.build()).build();
- }
- };
- Futures.addCallback(listenableRpcEchoOutputOFJava, successCallback);
- } else {
- getMessageSpy().spyMessage(requestContext, MessageSpy.STATISTIC_GROUP.TO_SWITCH_SUBMIT_FAILURE);
- }
-
- // callback on request context future
- Futures.addCallback(sendEchoOutput, new FutureCallback<RpcResult<SendEchoOutput>>() {
-
- @Override
- public void onSuccess(RpcResult<SendEchoOutput> result) {
- }
+ final EchoInputBuilder echoInputBld = new EchoInputBuilder()
+ .setData(sendEchoInput.getData());
+ return transform(echoService.handleServiceCall(echoInputBld));
+ }
+ private Future<RpcResult<SendEchoOutput>> transform(final ListenableFuture<RpcResult<EchoOutput>> rpcResultListenableFuture) {
+ return Futures.transform(rpcResultListenableFuture, new Function<RpcResult<EchoOutput>, RpcResult<SendEchoOutput>>() {
+ @Nullable
@Override
- public void onFailure(Throwable t) {
- if (sendEchoOutput.isCancelled()) {
- requestContext.getFuture().set(
- RpcResultBuilder.<SendEchoOutput>failed()
- .withError(ErrorType.APPLICATION, "Echo response wasn't obtained until barrier.")
- .build());
- LOG.debug("Echo reply with xid {} wasn't received by controller until barrier.",
- requestContext.getXid());
+ public RpcResult<SendEchoOutput> apply(@Nullable final RpcResult<EchoOutput> input) {
+ Preconditions.checkNotNull(input, "echoOutput value is never expected to be NULL");
+ final RpcResult<SendEchoOutput> rpcOutput;
+ if (input.isSuccessful()) {
+ final SendEchoOutput sendEchoOutput = new SendEchoOutputBuilder()
+ .setData(input.getResult().getData())
+ .build();
+ rpcOutput = RpcResultBuilder.success(sendEchoOutput).build();
+ } else {
+ rpcOutput = RpcResultBuilder.<SendEchoOutput>failed()
+ .withRpcErrors(input.getErrors())
+ .build();
}
+ return rpcOutput;
}
});
-
- return sendEchoOutput;
}
}
Code Review / openflowplugin.git / blobdiff