final StringBuilder buf = new StringBuilder(100);
        for (final String value : list) {
            buf.append(value).append("\n");
        }
        return buf.toString();
    }

    /**
     * Checks if the buffer contains a line that matches the specified value (after trimming).
     *
     * @param value the value to search for in the buffered lines

            }
            json.append("}");
        } else if (value instanceof Number) {
            json.append(value);
        } else if (value instanceof Boolean) {
            json.append(value);
        } else {
            json.append("\"").append(escapeJson(String.valueOf(value))).append("\"");
        }
    }

    private String escapeJson(final String text) {

    public void setQueryId(String value) {
        registerModifiedProperty("queryId");
        this.queryId = value;
    }

    public Integer getQueryOffset() {
        checkSpecifiedProperty("queryOffset");
        return queryOffset;
    }

    public void setQueryOffset(Integer value) {
        registerModifiedProperty("queryOffset");
        this.queryOffset = value;
    }

     *
     * @param key the property key to look up
     * @param defaultValue the default value if the property is not found or invalid
     * @return the long value or default value
     */
    protected Long getDefaultLong(final String key, final Long defaultValue) {
        final String value = systemProperties.getProperty(key);
        if (value != null) {
            try {

    }

    /**
     * Stores a parameter value with the specified key.
     *
     * @param key the parameter key, must not be null
     * @param value the parameter value, may be null
     */
    public void put(final String key, final Object value) {
        params.put(key, value);
    }

    /**
     * Retrieves a parameter value by key.
     *
     * @param key the parameter key to look up

						<option value="">
							<la:message key="labels.search_result_select_num" />
						</option>
						<la:option value="10">10</la:option>
						<la:option value="20">20</la:option>
						<la:option value="30">30</la:option>
						<la:option value="40">40</la:option>
						<la:option value="50">50</la:option>
						<la:option value="100">100</la:option>
					</la:select>
				</div>

        String systemValue = "wrong-system-value";
        System.setProperty(testKey, systemValue);

        try {
            // Should get the config value, not the system property without prefix
            String value = fessConfig.get(testKey);
            assertEquals("config-value", value);
            assertFalse(systemValue.equals(value));
        } finally {
            // Clean up system property

    public void setCreatedBy(String value) {
        registerModifiedProperty("createdBy");
        this.createdBy = value;
    }

    public Long getCreatedTime() {
        checkSpecifiedProperty("createdTime");
        return createdTime;
    }

    public void setCreatedTime(Long value) {
        registerModifiedProperty("createdTime");
        this.createdTime = value;
    }

        long readInterval = 0;
        final String value = paramMap.getAsString("readInterval");
        if (StringUtil.isNotBlank(value)) {
            try {
                readInterval = Long.parseLong(value);
            } catch (final NumberFormatException e) {
                logger.warn("Invalid readInterval value: '{}'. Expected: numeric value in milliseconds.", value);
            }
        }
        return readInterval;

    private final String value;

    ChatIntent(final String value) {
        this.value = value;
    }

    /**
     * Returns the string value of this intent.
     *
     * @return the intent value
     */
    public String getValue() {
        return value;
    }

    /**
     * Parses a string value to ChatIntent enum.
     *
     * @param value the string value to parse