Examples of errors detected by the V6033 diagnostic

V6033. An item with the same key has already been added.

SonarJava

V6033 [CWE-462] An item with the same key 'JavaPunctuator.PLUSEQU' has already been added. Check lines: 104, 100. KindMaps.java 104

private final Map<JavaPunctuator, Tree.Kind> assignmentOperators =
  Maps.newEnumMap(JavaPunctuator.class);

public KindMaps() {
  ....
  assignmentOperators.put(JavaPunctuator.PLUSEQU, Tree.Kind.PLUS_ASSIGNMENT);
  ....
  assignmentOperators.put(JavaPunctuator.PLUSEQU, Tree.Kind.PLUS_ASSIGNMENT);
  ....
}

Bouncy Castle

V6033 [CWE-462] An item with the same key 'PKCSObjectIdentifiers.pbeWithSHAAnd3_KeyTripleDES_CBC' has already been added. Check lines: 50, 49. PKCS12PBEUtils.java 50

class PKCS12PBEUtils
{
  ....
  private static Set desAlgs = new HashSet();

  static
  {
    ....
    desAlgs.add(PKCSObjectIdentifiers.pbeWithSHAAnd3_KeyTripleDES_CBC);
    desAlgs.add(PKCSObjectIdentifiers.pbeWithSHAAnd3_KeyTripleDES_CBC);
  }
  ....
}

Bouncy Castle

V6033 [CWE-462] An item with the same key 'RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256' has already been added. Check lines: 43, 41. DefaultAlgorithmNameFinder.java 43

public class DefaultAlgorithmNameFinder
    implements AlgorithmNameFinder
{
    private final static Map algorithms = new HashMap();

    static
    {
      ....
      algorithms.put(....id_tc26_signwithdigest_gost_3410_12_256,   // <=
                     "GOST3411WITHGOST3410-2012-256");
      algorithms.put(....id_tc26_signwithdigest_gost_3410_12_512,
                     "GOST3411WITHGOST3410-2012-512");
      algorithms.put(....id_tc26_signwithdigest_gost_3410_12_256,   // <=
                     "GOST3411WITHECGOST3410-2012-256");
      algorithms.put(....id_tc26_signwithdigest_gost_3410_12_512,
                     "GOST3411WITHECGOST3410-2012-512");
      ....
    }
}

Similar errors can be found in some other places:

• V6033 [CWE-462] An item with the same key 'RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256' has already been added. Check lines: 45, 41. DefaultAlgorithmNameFinder.java 45
• V6033 [CWE-462] An item with the same key 'RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256' has already been added. Check lines: 47, 41. DefaultAlgorithmNameFinder.java 47
• V6033 [CWE-462] An item with the same key 'badCertId.value' has already been added. Check lines: 63, 56. CMCFailInfo.java 63
• And 10 additional diagnostic messages.

Apache Hadoop

V6033 An item with the same key 'KDC_BIND_ADDRESS' has already been added. MiniKdc.java(163), MiniKdc.java(162)

public class MiniKdc {
  ....
  private static final Set<String> PROPERTIES = new HashSet<String>();
  ....
  static {
    PROPERTIES.add(ORG_NAME);
    PROPERTIES.add(ORG_DOMAIN);
    PROPERTIES.add(KDC_BIND_ADDRESS);
    PROPERTIES.add(KDC_BIND_ADDRESS);
    PROPERTIES.add(KDC_PORT);
    PROPERTIES.add(INSTANCE);
    PROPERTIES.add(TRANSPORT);
    PROPERTIES.add(MAX_TICKET_LIFETIME);
    PROPERTIES.add(MAX_RENEWABLE_LIFETIME);
    ....
  }
  ....
}

Ghidra

V6033 An item with the same key '@' has already been added. FilterOptions.java(45)

final static Map<Character, String> DELIMITER_NAME_MAP = new HashMap<>(20);
// Any non-alphanumeric char can be used as a delimiter.
static {
  DELIMITER_NAME_MAP.put(' ', "Space");
  DELIMITER_NAME_MAP.put('~', "Tilde");
  DELIMITER_NAME_MAP.put('`', "Back quote");
  DELIMITER_NAME_MAP.put('@', "Exclamation point");
  DELIMITER_NAME_MAP.put('@', "At sign");
  DELIMITER_NAME_MAP.put('#', "Pound sign");
  DELIMITER_NAME_MAP.put('$', "Dollar sign");
  DELIMITER_NAME_MAP.put('%', "Percent sign");
  ....
}

WildFly

V6033 An item with the same key 'org.apache.activemq.artemis.core.remoting.impl.netty.TransportConstants.NIO_REMOTING_THREADS_PROPNAME' has already been added. LegacyConnectionFactoryService.java(145), LegacyConnectionFactoryService.java(139)

private static final Map<String, String>
PARAM_KEY_MAPPING = new HashMap<>();
....
static {
  PARAM_KEY_MAPPING.put(
    org.apache.activemq.artemis.core.remoting.impl.netty
      .TransportConstants.NIO_REMOTING_THREADS_PROPNAME,
      TransportConstants.NIO_REMOTING_THREADS_PROPNAME);
    ....
  PARAM_KEY_MAPPING.put(
    org.apache.activemq.artemis.core.remoting.impl.netty
      .TransportConstants.NIO_REMOTING_THREADS_PROPNAME,
      TransportConstants.NIO_REMOTING_THREADS_PROPNAME);
    ....
}

Bouncy Castle

V6033 An item with the same key 'PKCSObjectIdentifiers.pbeWithSHAAnd3_KeyTripleDES_CBC' has already been added. PKCS12PBEUtils.java(50), PKCS12PBEUtils.java(49)

class PKCS12PBEUtils {

    static {
        ....
        keySizes.put(PKCSObjectIdentifiers.pbeWithSHAAnd3_KeyTripleDES_CBC,
                     Integers.valueOf(192));
        keySizes.put(PKCSObjectIdentifiers.pbeWithSHAAnd2_KeyTripleDES_CBC,
                     Integers.valueOf(128));
        ....
        desAlgs.add(PKCSObjectIdentifiers.pbeWithSHAAnd3_KeyTripleDES_CBC);
        desAlgs.add(PKCSObjectIdentifiers.pbeWithSHAAnd3_KeyTripleDES_CBC);
    }
}

GeoGebra

V6033 An item with the same key '2' has already been changed. AlgoPolyhedronNetPrism.java(376), AlgoPolyhedronNetPrism.java(377)

private void updateSide(int index, int newBottomPointsLength) {
    ....
    GeoSegmentND[] s = new GeoSegmentND[4];
    GeoSegmentND segmentBottom = outputSegmentsBottom.getElement(index);
    s[0] = segmentBottom;
    s[1] = segmentSide1;
    s[2] = segmentSide2;
    s[2] = segmentSide3;
    polygon.setSegments(s);
    polygon.calcArea();
}

GeoGebra

V6033 An item with the same key '"∼"' has already been added. MathMLParser.java(229), MathMLParser.java(355)

static synchronized HashMap<String, String> getGeogebraMap() {
  ....
  geogebraMap.put("−", "-");
  geogebraMap.put("⊥", "# ");
  geogebraMap.put("∼", "~ ");                        // <=
  geogebraMap.put("′", "# ");
  geogebraMap.put("≤", Unicode.LESS_EQUAL + "");
  geogebraMap.put("≥", Unicode.GREATER_EQUAL + "");
  geogebraMap.put("∞", Unicode.INFINITY + "");
  ....
  geogebraMap.put("∏", "# ");
  geogebraMap.put("∏", "# ");
  geogebraMap.put("⟩", "# ");
  geogebraMap.put("⟩", "# ");
  geogebraMap.put("→", "# ");
  geogebraMap.put("⇒", "# ");
  geogebraMap.put("⟩", "# ");
  geogebraMap.put("→", "# ");
  geogebraMap.put("⇒", "# ");
  geogebraMap.put("→", "# ");
  geogebraMap.put("⋅", "* ");
  geogebraMap.put("∼", "# ");                        // <=
  geogebraMap.put("∝", "# ");
  geogebraMap.put("∝", "# ");
  geogebraMap.put("∝", "# ");
  geogebraMap.put("⊂", "# ");
  ....
  return geogebraMap;
}