code: public DescribeRaidArraysRequest withRaidArrayIds(String... raidArrayIds) {
          if (this.raidArrayIds == null) {
              setRaidArrayIds(new com.amazonaws.internal.SdkInternalList<String>(raidArrayIds.length));
          }
          for (String ele : raidArrayIds) {
              this.raidArrayIds.add(ele);
          }
          return this;
      }
docs: <p>
  An array of RAID array IDs. If you use this parameter, <code>DescribeRaidArrays</code> returns descriptions of
  the specified arrays. Otherwise, it returns a description of every array.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setRaidArrayIds(java.util.Collection)} or {@link #withRaidArrayIds(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param raidArrayIds
  An array of RAID array IDs. If you use this parameter, <code>DescribeRaidArrays</code> returns
  descriptions of the specified arrays. Otherwise, it returns a description of every array.
  @return Returns a reference to this object so that method calls can be chained together.