assertSame(m1, m1.precomputed());
    assertEquals(m1.toString(), m1.precomputed().toString());

    CharMatcher m2 = anyOf("Az");
    assertSame(m2, m2.precomputed());
    assertEquals(m2.toString(), m2.precomputed().toString());

    CharMatcher m3 = inRange('A', 'Z');
    assertSame(m3, m3.precomputed());
    assertEquals(m3.toString(), m3.precomputed().toString());

        } catch (NumberFormatException e) {
            // should never happen since checked isDigits(s) before
            return null;
        }
    }

    @Override
    public String toString() {
        return comparable.toString();
    }

        }
        System.arraycopy(buffer, bufferIndex, this.outputBuffer, 0, len);
        return len;
    }


    @Override
    public String toString () {
        return new String("TransCallNamedPipeResponse[" + super.toString() + "]");
    }


    /**
     * 
     * @return response data length
     */
    public int getResponseLength () {
        return getDataCount();
    }

        return 20;
    }
    int readBytesWireFormat( byte[] buffer, int bufferIndex ) {
        return 0;
    }
    public String toString() {
        return new String( "SmbComQueryInformationResponse[" +
            super.toString() +
            ",fileAttributes=0x" + Hexdump.toHexString( fileAttributes, 4 ) +
            ",lastWriteTime=" + new Date( lastWriteTime ) +

    }


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


    @Override
    public String toString () {
        return new String("SmbComLogoffAndX[" + super.toString() + "]");
    }

    }


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


    @Override
    public String toString () {
        return new String("TransWaitNamedPipeResponse[" + super.toString() + "]");
    }

    }

    @Test
    void testToStringNullSafe() {
        assertNotNull(new IssueManagement().toString());
    }

    public void testToStringNotNonsense() {
        IssueManagement im = new IssueManagement();
        im.setSystem("Velociraptor");
        im.setUrl("https://velo.localdomain");

        String s = im.toString();

        assert "IssueManagement {system=Velociraptor, url=https://velo.localdomain}".equals(s) : s;

    }

    @Test
    void testToStringNullSafe() {
        assertNotNull(new MailingList().toString());
    }

    public void testToStringNotNonsense() {
        MailingList list = new MailingList();
        list.setName("modello-dev");

        String s = list.toString();

        assertEquals("MailingList {name=modello-dev, archive=null}", s);
    }

        return 0;
    }
    int readBytesWireFormat( byte[] buffer, int bufferIndex ) {
        return 0;
    }
    public String toString() {
        return new String( "SmbComDelete[" +
            super.toString() +
            ",searchAttributes=0x" + Hexdump.toHexString( searchAttributes, 4 ) +
            ",fileName=" + path + "]" );
    }

    }

    @Override
    public String toString() {
        StringBuilder buffer = new StringBuilder(64);
        buffer.append("{enabled=");
        buffer.append(enabled);
        buffer.append(", checksums=");
        buffer.append(checksumPolicy);
        buffer.append(", updates=");
        buffer.append(updatePolicy);
        buffer.append('}');
        return buffer.toString();
    }