src/java.base/share/classes/java/security/PermissionCollection.java

rev 10552 : 8055723[core]: Replace concat String to append in StringBuilder parameters
Contributed-by: Otavio Santana <otaviojava@java.net>

*** 177,193 ****
       *
       */
      public String toString() {
          Enumeration<Permission> enum_ = elements();
          StringBuilder sb = new StringBuilder();
!         sb.append(super.toString()+" (\n");
          while (enum_.hasMoreElements()) {
              try {
!                 sb.append(" ");
                  sb.append(enum_.nextElement().toString());
!                 sb.append("\n");
!             } catch (NoSuchElementException e){
                  // ignore
              }
          }
          sb.append(")\n");
          return sb.toString();
--- 177,193 ----
       *
       */
      public String toString() {
          Enumeration<Permission> enum_ = elements();
          StringBuilder sb = new StringBuilder();
!         sb.append(super.toString()).append(" (\n");
          while (enum_.hasMoreElements()) {
              try {
!                 sb.append(' ');
                  sb.append(enum_.nextElement().toString());
!                 sb.append('\n');
!             } catch (NoSuchElementException e) {
                  // ignore
              }
          }
          sb.append(")\n");
          return sb.toString();