src/java.base/share/classes/sun/security/ssl/HandshakeMessage.java

rev 10947 : 8055723: Replace concat String to append in StringBuilder parameters

*** 1476,1486 ****
              if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
                  StringBuilder sb = new StringBuilder();
                  boolean opened = false;
                  for (SignatureAndHashAlgorithm signAlg : algorithms) {
                      if (opened) {
!                         sb.append(", " + signAlg.getAlgorithmName());
                      } else {
                          sb.append(signAlg.getAlgorithmName());
                          opened = true;
                      }
                  }
--- 1476,1486 ----
              if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
                  StringBuilder sb = new StringBuilder();
                  boolean opened = false;
                  for (SignatureAndHashAlgorithm signAlg : algorithms) {
                      if (opened) {
!                         sb.append(", ").append(signAlg.getAlgorithmName());
                      } else {
                          sb.append(signAlg.getAlgorithmName());
                          opened = true;
                      }
                  }