@Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(gidNumber);
        sb.append(dm).append(name);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

        StringBuilder sb = new StringBuilder();
        sb.append("SmbOperationException{");
        sb.append("errorCode=").append(errorCode);
        sb.append(", category=").append(errorCode.getCategory());
        sb.append(", retryable=").append(isRetryable());
        sb.append(", attempt=").append(attemptNumber);
        sb.append(", operation='").append(operationName).append('\'');

        if (ntStatus != 0) {

	// map header, size 3
	// string "Type"
	o = append(o, 0x83, 0xa4, 0x54, 0x79, 0x70, 0x65)
	o = msgp.AppendString(o, string(z.Type))
	// string "Key"
	o = append(o, 0xa3, 0x4b, 0x65, 0x79)
	o = msgp.AppendString(o, z.Key)
	// string "Context"
	o = append(o, 0xa7, 0x43, 0x6f, 0x6e, 0x74, 0x65, 0x78, 0x74)
	o = msgp.AppendString(o, z.Context)
	return
}

// UnmarshalMsg implements msgp.Unmarshaler

				if vs, ok := defaultValueFieldsHavingValue[field]; ok {
					values.Columns = append(values.Columns, clause.Column{Name: field.DBName})
					for idx := range values.Values {
						if vs[idx] == nil {
							values.Values[idx] = append(values.Values[idx], stmt.DefaultValueOf(field))
						} else {
							values.Values[idx] = append(values.Values[idx], vs[idx])
						}
					}
				}
			}
		case reflect.Struct:

    }

    SmbFileOutputStream(final SmbFile file, final boolean append, final int openFlags)
            throws SmbException, MalformedURLException, UnknownHostException {
        this.file = file;
        this.append = append;
        this.openFlags = openFlags;
        this.access = openFlags >>> 16 & 0xFFFF;
        if (append) {
            try {
                fp = file.length();

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(createdAt);
        sb.append(dm).append(docId);
        sb.append(dm).append(queryId);
        sb.append(dm).append(url);
        sb.append(dm).append(userInfoId);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

	for k := range mapValue {
		keys = append(keys, k)
	}
	sort.Strings(keys)

	for _, k := range keys {
		value := mapValue[k]
		if stmt.Schema != nil {
			if field := stmt.Schema.LookUpField(k); field != nil {
				k = field.DBName
			}
		}

		if v, ok := selectColumns[k]; (ok && v) || (!ok && !restricted) {
			values.Columns = append(values.Columns, clause.Column{Name: k})

	}); err != nil {
		t.Fatalf("append map: %v", err)
	}
	AssertAssociationCount(t, user, "Languages", 1, "after append 1 map")

	// Append more maps individually
	if err := DB.Model(&user).Association("Languages").Append(map[string]interface{}{"code": "am2m_map_2", "name": "AppendMap2"}); err != nil {
		t.Fatalf("append map 2: %v", err)
	}

            buf.append(".html\">File ");
            buf.append(count);
            buf.append("-");
            buf.append(i);
            buf.append("</a><br>");
            buf.append("<a href=\"dir");
            buf.append(count);
            buf.append("-");
            buf.append(i);
            buf.append("/index.html\">Dir ");
            buf.append(count);
            buf.append("-");

        StringBuilder sb = new StringBuilder();
        sb.append(getClass().getSimpleName());
        sb.append("[code=").append(errorCode);
        sb.append(", severity=").append(severity);
        sb.append(", category=").append(category);
        sb.append(", message=").append(getMessage());

        if (recoveryHint != null) {
            sb.append(", hint=").append(recoveryHint);
        }