@Override
    public int hashCode() {
      assertTrue(Thread.holdsLock(mutex));
      return super.hashCode();
    }

    @Override
    public String toString() {
      assertTrue(Thread.holdsLock(mutex));
      return super.toString();
    }

    private static final long serialVersionUID = 0;
  }

  /*
   * This is somewhat of a weak test; we verify that all of the methods are

        StringBuilder sb = new StringBuilder();
        try (InputStreamReader reader = new InputStreamReader(byteSource.openStream(), cs)) {
          CharStreams.copy(reader, sb);
        }
        return sb.toString();
      }
    },
    // It really seems like this should be faster than TO_BYTE_ARRAY_NEW_STRING.  But it just isn't
    // my best guess is that the jdk authors have spent more time optimizing that callpath than this

    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ":" + doBuildColumnString(", ") + "@" + Integer.toHexString(hashCode());
    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override

    return entrySet().hashCode();
  }

  /**
   * {@inheritDoc}
   *
   * <p>This implementation returns the result of invoking {@code toString} on {@link
   * Multiset#entrySet()}.
   */
  @Override
  public final String toString() {
    return entrySet().toString();
  }

        result = 31 * result + methodDescriptor.hashCode();
        result = 31 * result + replacedAccessors.hashCode();
        return result;
    }

    @Override
    public String toString() {
        return "UpgradedProperty{" +
            "propertyName='" + propertyName + '\'' +
            ", methodName='" + methodName + '\'' +
            ", methodDescriptor='" + methodDescriptor + '\'' +

            //                                    if( e2.getPomOrder() == e1.getPomOrder() )
            //                                        return
            // e1.getTarget().toString().compareTo(e2.getTarget().toString() );
            //
            //                                    return e2.getPomOrder() - e1.getPomOrder();
            //                                }
            //

    @Override
    protected int readDataWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }


    @Override
    public String toString () {
        return new String(
            "Trans2GetDfsReferral[" + super.toString() + ",maxReferralLevel=0x" + this.maxReferralLevel + ",filename=" + this.path + "]");
    }

    TRUE_FIRST(1, "Booleans.trueFirst()"),
    FALSE_FIRST(-1, "Booleans.falseFirst()");

    private final int trueValue;
    private final String toString;

    BooleanComparator(int trueValue, String toString) {
      this.trueValue = trueValue;
      this.toString = toString;
    }

    @Override
    public int compare(Boolean a, Boolean b) {
      int aVal = a ? trueValue : 0;
      int bVal = b ? trueValue : 0;

    TRUE_FIRST(1, "Booleans.trueFirst()"),
    FALSE_FIRST(-1, "Booleans.falseFirst()");

    private final int trueValue;
    private final String toString;

    BooleanComparator(int trueValue, String toString) {
      this.trueValue = trueValue;
      this.toString = toString;
    }

    @Override
    public int compare(Boolean a, Boolean b) {
      int aVal = a ? trueValue : 0;
      int bVal = b ? trueValue : 0;

                artifact.toString());
    }

    @Test
    void testToStringNullGroupId() {
        artifact.setGroupId(null);
        assertEquals(artifactId + ":" + type + ":" + classifier + ":" + version + ":" + scope, artifact.toString());
    }

    @Test
    void testToStringNullClassifier() {