code: public RemoveTargetsResult withFailedEntries(RemoveTargetsResultEntry... failedEntries) {
          if (this.failedEntries == null) {
              setFailedEntries(new java.util.ArrayList<RemoveTargetsResultEntry>(failedEntries.length));
          }
          for (RemoveTargetsResultEntry ele : failedEntries) {
              this.failedEntries.add(ele);
          }
          return this;
      }
docs: <p>
  The failed target entries.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setFailedEntries(java.util.Collection)} or {@link #withFailedEntries(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param failedEntries
  The failed target entries.
  @return Returns a reference to this object so that method calls can be chained together.