code: public InputDescription withInAppStreamNames(String... inAppStreamNames) {
          if (this.inAppStreamNames == null) {
              setInAppStreamNames(new java.util.ArrayList<String>(inAppStreamNames.length));
          }
          for (String ele : inAppStreamNames) {
              this.inAppStreamNames.add(ele);
          }
          return this;
      }
docs: <p>
  Returns the in-application stream names that are mapped to the stream source.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setInAppStreamNames(java.util.Collection)} or {@link #withInAppStreamNames(java.util.Collection)} if you
  want to override the existing values.
  </p>
  
  @param inAppStreamNames
  Returns the in-application stream names that are mapped to the stream source.
  @return Returns a reference to this object so that method calls can be chained together.