src/java.base/share/classes/sun/security/provider/certpath/SunCertPathBuilderParameters.java

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

@@ -122,10 +122,10 @@
     @Override
     public String toString() {
         StringBuilder sb = new StringBuilder();
         sb.append("[\n");
         sb.append(super.toString());
-        sb.append("  Build Forward Flag: " + String.valueOf(buildForward) + "\n");
+        sb.append("  Build Forward Flag: ").append(buildForward).append('\n');
         sb.append("]\n");
         return sb.toString();
     }
 }