src/java.base/share/classes/java/security/cert/PKIXCertPathBuilderResult.java

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rev 10521 : 8055723[core]: Replace concat String to append in StringBuilder parameters
Contributed-by: Otavio Santana <otaviojava@java.net>

@@ -107,13 +107,15 @@
      *         {@code PKIXCertPathBuilderResult}
      */
     public String toString() {
         StringBuilder sb = new StringBuilder();
         sb.append("PKIXCertPathBuilderResult: [\n");
-        sb.append("  Certification Path: " + certPath + "\n");
-        sb.append("  Trust Anchor: " + getTrustAnchor().toString() + "\n");
-        sb.append("  Policy Tree: " + String.valueOf(getPolicyTree()) + "\n");
-        sb.append("  Subject Public Key: " + getPublicKey() + "\n");
-        sb.append("]");
+        sb.append("  Certification Path: ").append(certPath).append('\n');
+        sb.append("  Trust Anchor: ").append(getTrustAnchor())
+                .append('\n');
+        sb.append("  Policy Tree: ").append(getPolicyTree())
+                .append('\n');
+        sb.append("  Subject Public Key: ").append(getPublicKey()).append('\n');
+        sb.append(']');
         return sb.toString();
     }
 }