code: public void setManagedKeys(java.util.Collection<String> managedKeys) {
          if (managedKeys == null) {
              this.managedKeys = null;
              return;
          }
  
          this.managedKeys = new java.util.ArrayList<String>(managedKeys);
      }
docs: <p>
  An array of IP addresses that currently are blocked by the specified <a>RateBasedRule</a>.
  </p>
  
  @param managedKeys
  An array of IP addresses that currently are blocked by the specified <a>RateBasedRule</a>.