code: public void setApi(String api) {
          api = api.trim();
          if ("liberty".equalsIgnoreCase(api)) {
              this.api = "liberty";
          } else if ("websphere".equalsIgnoreCase(api)) {
              this.api = "tr";
          } else if ("tr".equalsIgnoreCase(api)) {
              this.api = "tr";
          } else if ("jsr47".equalsIgnoreCase(api)) {
              this.api = "java-logging";
          } else if ("java".equalsIgnoreCase(api)) {
              this.api = "java-logging";
          } else if ("java.logging".equalsIgnoreCase(api)) {
              this.api = "java-logging";
          } else if ("java-logging".equalsIgnoreCase(api)) {
              this.api = "java-logging";
          } else {
              log("Invalid trace type " + api, Project.MSG_ERR);
          }
      }
docs: Set the type of trace API to use.
  
  @param api
  the type of trace interface to use