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