content: //
  // 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.hypervisor.kvm.resource.wrapper;
  
  import org.apache.cloudstack.direct.download.DirectDownloadHelper;
  import org.apache.cloudstack.agent.directdownload.CheckUrlAnswer;
  import org.apache.cloudstack.agent.directdownload.CheckUrlCommand;
  
  import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  
  @ResourceWrapper(handles =  CheckUrlCommand.class)
  public class LibvirtCheckUrlCommand extends CommandWrapper<CheckUrlCommand, CheckUrlAnswer, LibvirtComputingResource> {
  
  
      @Override
      public CheckUrlAnswer execute(CheckUrlCommand cmd, LibvirtComputingResource serverResource) {
          final String url = cmd.getUrl();
          final Integer connectTimeout = cmd.getConnectTimeout();
          final Integer connectionRequestTimeout = cmd.getConnectionRequestTimeout();
          final Integer socketTimeout = cmd.getSocketTimeout();
  
          logger.info(String.format("Checking URL: %s, with connect timeout: %d, connect request timeout: %d, socket timeout: %d", url, connectTimeout, connectionRequestTimeout, socketTimeout));
          Long remoteSize = null;
  
          boolean checkResult = DirectDownloadHelper.checkUrlExistence(url, connectTimeout, connectionRequestTimeout, socketTimeout, cmd.isFollowRedirects());
          if (checkResult) {
              remoteSize = DirectDownloadHelper.getFileSize(url, cmd.getFormat(), connectTimeout, connectionRequestTimeout, socketTimeout, cmd.isFollowRedirects());
              if (remoteSize == null || remoteSize < 0) {
                  logger.error(String.format("Couldn't properly retrieve the remote size of the template on " +
                          "url %s, obtained size = %s", url, remoteSize));
                  return new CheckUrlAnswer(false, remoteSize);
              }
          }
          return new CheckUrlAnswer(checkResult, remoteSize);
      }
  }
  