src/java.base/share/classes/jdk/internal/jrtfs/JrtFileSystem.java

rev 52979 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: TBD

*** 121,131 ****
              return new JrtPath(this, first);
          }
          StringBuilder sb = new StringBuilder();
          sb.append(first);
          for (String path : more) {
!             if (path.length() > 0) {
                  if (sb.length() > 0) {
                      sb.append('/');
                  }
                  sb.append(path);
              }
--- 121,131 ----
              return new JrtPath(this, first);
          }
          StringBuilder sb = new StringBuilder();
          sb.append(first);
          for (String path : more) {
!             if (!path.isEmpty()) {
                  if (sb.length() > 0) {
                      sb.append('/');
                  }
                  sb.append(path);
              }