code: public void setActionNames(java.util.Collection<String> actionNames) {
          if (actionNames == null) {
              this.actionNames = null;
              return;
          }
  
          this.actionNames = new com.amazonaws.internal.SdkInternalList<String>(actionNames);
      }
docs: <p>
  A list of names of API operations to evaluate in the simulation. Each operation is evaluated against each
  resource. Each operation must include the service identifier, such as <code>iam:CreateUser</code>. This operation
  does not support using wildcards (*) in an action name.
  </p>
  
  @param actionNames
  A list of names of API operations to evaluate in the simulation. Each operation is evaluated against each
  resource. Each operation must include the service identifier, such as <code>iam:CreateUser</code>. This
  operation does not support using wildcards (*) in an action name.