code: public void setSourceIds(java.util.Collection<String> sourceIds) {
          if (sourceIds == null) {
              this.sourceIds = null;
              return;
          }
  
          this.sourceIds = new java.util.ArrayList<String>(sourceIds);
      }
docs: <p>
  The list of identifiers of the event sources for which events will be returned. If not specified, then all
  sources are included in the response. An identifier must begin with a letter and must contain only ASCII letters,
  digits, and hyphens; it cannot end with a hyphen or contain two consecutive hyphens.
  </p>
  
  @param sourceIds
  The list of identifiers of the event sources for which events will be returned. If not specified, then all
  sources are included in the response. An identifier must begin with a letter and must contain only ASCII
  letters, digits, and hyphens; it cannot end with a hyphen or contain two consecutive hyphens.