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//
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
//
package com.cloud.network.resource.wrapper;
import static com.cloud.network.resource.NiciraNvpResource.NUM_RETRIES;
import java.util.List;
import com.cloud.agent.api.Answer;
import com.cloud.agent.api.FindLogicalRouterPortAnswer;
import com.cloud.agent.api.FindLogicalRouterPortCommand;
import com.cloud.network.nicira.LogicalRouterPort;
import com.cloud.network.nicira.NiciraNvpApi;
import com.cloud.network.nicira.NiciraNvpApiException;
import com.cloud.network.resource.NiciraNvpResource;
import com.cloud.network.utils.CommandRetryUtility;
import com.cloud.resource.CommandWrapper;
import com.cloud.resource.ResourceWrapper;
@ResourceWrapper(handles = FindLogicalRouterPortCommand.class)
public class NiciraNvpFindLogicalRouterPortCommandWrapper extends CommandWrapper<FindLogicalRouterPortCommand, Answer, NiciraNvpResource> {
@Override
public Answer execute(FindLogicalRouterPortCommand command, NiciraNvpResource niciraNvpResource) {
final String logicalRouterUuid = command.getLogicalRouterUuid();
final String attachmentLswitchUuid = command.getAttachmentLswitchUuid();
final NiciraNvpApi niciraNvpApi = niciraNvpResource.getNiciraNvpApi();
logger.debug("Finding Logical Router Port in Logical Router " + logicalRouterUuid + " and attachmentLSwitchUuid " + attachmentLswitchUuid);
try{
List<LogicalRouterPort> lRouterPorts = niciraNvpApi.findLogicalRouterPortByAttachmentLSwitchUuid(logicalRouterUuid, attachmentLswitchUuid);
if (lRouterPorts.size() == 0) {
return new FindLogicalRouterPortAnswer(command, false, "Logical Router Port not found", null);
} else {
return new FindLogicalRouterPortAnswer(command, true, "Logical Router Port found", lRouterPorts.get(0).getUuid());
}
}
catch (NiciraNvpApiException e){
logger.error("Error finding Logical Router Port due to: " + e.getMessage());
final CommandRetryUtility retryUtility = niciraNvpResource.getRetryUtility();
retryUtility.addRetry(command, NUM_RETRIES);
return retryUtility.retry(command, FindLogicalRouterPortAnswer.class, e);
}
}
}