Examples of org.apache.ambari.server.DuplicateResourceException

org.apache.ambari.server.DuplicateResourceException
Thrown when an attempt is made to create an already existing resource.

        if (configGroup.getTag().equals(request.getTag())
            && !configGroup.getId().equals(request.getId())) {
          // Check the new host list for duplicated with this group
          for (Host host : hosts.values()) {
            if (configGroup.getHosts().containsKey(host.getHostName())) {
              throw new DuplicateResourceException("Host is already " +
                "associated with a config group"
                + ", clusterName = " + configGroup.getClusterName()
                + ", configGroupName = " + configGroup.getName()
                + ", tag = " + configGroup.getTag()
                + ", hostname = " + host.getHostName());

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      Map<Long, ConfigGroup> configGroupMap = cluster.getConfigGroups();
      if (configGroupMap != null) {
        for (ConfigGroup configGroup : configGroupMap.values()) {
          if (configGroup.getName().equals(request.getGroupName()) &&
              configGroup.getTag().equals(request.getTag())) {
            throw new DuplicateResourceException("Config group already " +
              "exists with the same name and tag"
              + ", clusterName = " + request.getClusterName()
              + ", groupName = " + request.getGroupName()
              + ", tag = " + request.getTag());
          }

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      if (duplicates.size() == 1) {
        msg = "Attempted to create a component which already exists: ";
      } else {
        msg = "Attempted to create components which already exist: ";
      }
      throw new DuplicateResourceException(msg + names.toString());
    }


    // now doing actual work
    for (ServiceComponentRequest request : requests) {
      Cluster cluster = clusters.getCluster(request.getClusterName());

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    readWriteLock.writeLock().lock();
    try {
      if (hosts != null && !hosts.isEmpty()) {
        for (Host h : hosts.values()) {
          if (h.getHostName().equals(host.getHostName())) {
            throw new DuplicateResourceException("Host " + h.getHostName() +
              "is already associated with Config Group " +
              configGroupEntity.getGroupName());
          }
        }
        hosts.put(host.getHostName(), host);

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    try {
      if (configurations != null && !configurations.isEmpty()) {
        for (Config c : configurations.values()) {
          if (c.getType().equals(config.getType()) && c.getVersionTag().equals
            (config.getVersionTag())) {
            throw new DuplicateResourceException("Config " + config.getType() +
              " with tag " + config.getVersionTag() + " is already associated " +
              "with Config Group " + configGroupEntity.getGroupName());
          }
        }
        configurations.put(config.getType(), config);

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  public void addCluster(String clusterName)
      throws AmbariException {
    loadClustersAndHosts();


    if (clusters.containsKey(clusterName)) {
      throw new DuplicateResourceException("Attempted to create a Cluster which already exists"
          + ", clusterName=" + clusterName);
    }


    w.lock();
    try {
      if (clusters.containsKey(clusterName)) {
        throw new DuplicateResourceException("Attempted to create a Cluster which already exists"
            + ", clusterName=" + clusterName);
      }
      // retrieve new cluster id
      // add cluster id -> cluster mapping into clustersById
      ClusterEntity clusterEntity = new ClusterEntity();

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            if (clusterName != null && !clusterName.isEmpty()) {
              Cluster cluster = clusterMap.get(clusterName);


              for (Cluster c : hostClusterMap.get(hostname)) {
                if (c.getClusterName().equals(clusterName)) {
                  throw new DuplicateResourceException("Attempted to create a host which already exists: clusterName=" +
                      clusterName + ", hostName=" + hostname);
                }
              }


              if (!isOsSupportedByClusterStack(cluster, host)) {

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      Host host = getHost(hostname);
      Cluster cluster = getCluster(clusterName);


      for (Cluster c : hostClusterMap.get(hostname)) {
        if (c.getClusterName().equals(clusterName)) {
          throw new DuplicateResourceException("Attempted to create a host which already exists: clusterName=" +
              clusterName + ", hostName=" + hostname);
        }
      }


      if (!isOsSupportedByClusterStack(cluster, host)) {

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            + ", clusterName=" + clusterName  + " serviceName=" + svcNames.toString();
      } else {
        msg = "Attempted to create services which already exist: "
            + ", clusterName=" + clusterName  + " serviceNames=" + svcNames.toString();
      }
      throw new DuplicateResourceException(msg);
    }


    // now to the real work
    for (ServiceRequest request : requests) {
      Cluster cluster = clusters.getCluster(request.getClusterName());

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      if (duplicates.size() == 1) {
        msg = "Attempted to create a component which already exists: ";
      } else {
        msg = "Attempted to create components which already exist: ";
      }
      throw new DuplicateResourceException(msg + names.toString());
    }




    // now doing actual work
    for (ServiceComponentRequest request : requests) {

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Related Classes of org.apache.ambari.server.DuplicateResourceException

org.apache.ambari.server.controller.AmbariManagementControllerImpl

org.apache.ambari.server.controller.internal.BlueprintResourceProvider

org.apache.ambari.server.controller.internal.ComponentResourceProvider

org.apache.ambari.server.controller.internal.ConfigGroupResourceProvider

org.apache.ambari.server.controller.internal.ServiceResourceProvider

org.apache.ambari.server.state.cluster.ClustersImpl

org.apache.ambari.server.state.configgroup.ConfigGroupImpl

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