this.initialCapacity = initialCapacity;
            return this;
        }

        public TextNormalizeContext maxAlphanumTermSize(final int maxAlphanumTermSize) {
            this.maxAlphanumTermSize = maxAlphanumTermSize;
            return this;
        }

        public TextNormalizeContext maxSymbolTermSize(final int maxSymbolTermSize) {

        }
    }

    public static String normalizeText(final Reader reader, final int initialCapacity, final int maxAlphanumTermSize,
            final int maxSymbolTermSize, final boolean removeDuplication) {
        return new TextNormalizeContext(reader).initialCapacity(initialCapacity).maxAlphanumTermSize(maxAlphanumTermSize)
                .maxSymbolTermSize(maxSymbolTermSize).duplicateTermRemoved(removeDuplication).execute();
    }

    }

    public void setMemorySize(final int memorySize) {
        this.memorySize = memorySize;
    }

    public void setMaxAlphanumTermSize(final int maxAlphanumTermSize) {
        this.maxAlphanumTermSize = maxAlphanumTermSize;
    }

    public void setMaxSymbolTermSize(final int maxSymbolTermSize) {
        this.maxSymbolTermSize = maxSymbolTermSize;
    }

            return TextUtil.normalizeText(reader).initialCapacity(content.length()).maxAlphanumTermSize(maxAlphanumTermSize)
                    .maxSymbolTermSize(maxSymbolTermSize).duplicateTermRemoved(duplicateTermRemoved).spaceChars(spaceChars).execute();
        } catch (final IOException e) {
            return StringUtil.EMPTY; // empty
        }
    }