core/src/main/java/org/apache/ftpserver/util/StringUtils.java [90:104]:
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            startIndex = closeIndex + 1;
            openIndex = source.indexOf('{', startIndex);
            if (openIndex == -1) {
                sb.append(source.substring(startIndex));
                break;
            }

            closeIndex = source.indexOf('}', startIndex);
            if ((closeIndex == -1) || (openIndex > closeIndex)) {
                sb.append(source.substring(startIndex));
                break;
            }
            sb.append(source.substring(startIndex, openIndex));
        }
        return sb.toString();
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core/src/main/java/org/apache/ftpserver/util/StringUtils.java [142:156]:
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            startIndex = closeIndex + 1;
            openIndex = source.indexOf('{', startIndex);
            if (openIndex == -1) {
                sb.append(source.substring(startIndex));
                break;
            }

            closeIndex = source.indexOf('}', startIndex);
            if ((closeIndex == -1) || (openIndex > closeIndex)) {
                sb.append(source.substring(startIndex));
                break;
            }
            sb.append(source.substring(startIndex, openIndex));
        }
        return sb.toString();
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