code: public DescribeTrustsRequest withTrustIds(String... trustIds) {
          if (this.trustIds == null) {
              setTrustIds(new com.amazonaws.internal.SdkInternalList<String>(trustIds.length));
          }
          for (String ele : trustIds) {
              this.trustIds.add(ele);
          }
          return this;
      }
docs: <p>
  A list of identifiers of the trust relationships for which to obtain the information. If this member is null, all
  trust relationships that belong to the current account are returned.
  </p>
  <p>
  An empty list results in an <code>InvalidParameterException</code> being thrown.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setTrustIds(java.util.Collection)} or {@link #withTrustIds(java.util.Collection)} if you want to override
  the existing values.
  </p>
  
  @param trustIds
  A list of identifiers of the trust relationships for which to obtain the information. If this member is
  null, all trust relationships that belong to the current account are returned.</p>
  <p>
  An empty list results in an <code>InvalidParameterException</code> being thrown.
  @return Returns a reference to this object so that method calls can be chained together.