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Examples of errors detected by the V601…

Examples of errors detected by the V6016 diagnostic

V6016. Suspicious access to element by a constant index inside a loop.


Bouncy Castle

V6016 Suspicious access to element of 'fp.p' object by a constant index inside a loop. ECPointTest.java 281


/**
 * Calls <code>implTestAllPoints()</code> for the small literature curves,
 * both for <code>Fp</code> and <code>F2m</code>.
 */
public void testAllPoints()
{
  for (int i = 0; i < fp.p.length; i++)
  {
    implTestAllPoints(fp.p[0], fp.infinity);
  }

  for (int i = 0; i < f2m.p.length; i++)
  {
    implTestAllPoints(f2m.p[0], f2m.infinity);
  }
}

Similar errors can be found in some other places:

  • V6016 Suspicious access to element of 'f2m.p' object by a constant index inside a loop. ECPointTest.java 286

Apache Dubbo

V6016 Suspicious access to element of 'types' object by a constant index inside a loop. RpcUtils.java(153)


public static Class<?>[] getParameterTypes(Invocation invocation) {
  if ($INVOKE.equals(invocation.getMethodName())
            && invocation.getArguments() != null
            && invocation.getArguments().length > 1
            && invocation.getArguments()[1] instanceof String[]) {
    String[] types = (String[]) invocation.getArguments()[1];
    if (types == null) {
      return new Class<?>[0];
    }
    Class<?>[] parameterTypes = new Class<?>[types.length];
    for (int i = 0; i < types.length; i++) {
      parameterTypes[i] = ReflectUtils.forName(types[0]);      // <=
    }
    return parameterTypes;
  }
  return invocation.getParameterTypes();
}

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