// Add the bucket condition, only accept buckets equal to the one passed.
	bucketConditionStr := fmt.Sprintf(`["eq", "$bucket", "%s"]`, bucketName)
	// Add the key condition, only accept keys equal to the one passed.
	keyConditionStr := fmt.Sprintf(`["eq", "$key", "%s/upload.txt"]`, objectKey)
	// Add content length condition, only accept content sizes of a given length.

 * evaluation and signaling of conditions. Signaling is entirely <a
 * href="http://en.wikipedia.org/wiki/Monitor_(synchronization)#Implicit_signaling">implicit</a>. By
 * eliminating explicit signaling, this class can guarantee that only one thread is awakened when a
 * condition becomes true (no "signaling storms" due to use of {@link
 * java.util.concurrent.locks.Condition#signalAll Condition.signalAll}) and that no signals are lost

    }

    /**
     * Sets up the search conditions for listing duplicate host configurations.
     *
     * <p>This method configures the condition bean with search criteria from the pager,
     * including regular name wildcards and duplicate hostname wildcards.
     * Results are ordered by sort order and creation time in ascending order.</p>
     *
     * @param cb the condition bean to configure

    # - - - - - - - - - -/

    # /- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    # o isTableSqlNameUpperCase: (NotRequired - Default false)
    #   [true]
    #     Table names on SQL executed by condition-bean or behavior
    #     are forcedly treated as upper case. (except outside-SQL)
    #
    #; isTableSqlNameUpperCase = false
    # - - - - - - - - - -/

for example, entities, condition-beans to specified
directories by DBFlute properties on "dfprop" directory.

Generated structures (directories and classes) are like this:
/- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
allcommon : classes bridging to DBFlute Runtime
bsbhv     : base behaviors
bsentity  : base entities
cbean     : condition-beans (both base and extended)
exbhv     : extended behaviors

			success: false,
		},
		// duplicate conditions, reject
		{

	<property name="mydbflute.url" value="https://github.com/lastaflute/lastaflute-example-waterfront/archive/${branch.name}.zip" />

	<target name="mydbflute.check">
		<condition property="mydbflute.exists">
			<available file="${mydbflute.dir}" type="dir" />
		</condition>
	</target>

	<target name="download.dbflute" depends="mydbflute.check" unless="mydbflute.exists">
		<mkdir dir="${mydbflute.dir}" />

     *
     * @param index     the index name
     * @param condition the search condition
     * @return an optional containing the document if found
     */
    public OptionalEntity<Map<String, Object>> getDocument(final String index, final SearchCondition<SearchRequestBuilder> condition) {
        return getDocument(index, condition, (response, hit) -> {

        if (labelTypeHelper != null) {
            labelTypeHelper.refresh(getLabelTypeList());
        }
    }

    /**
     * Set up list conditions.
     *
     * @param cb The condition bean.
     * @param labelTypePager The pager for label types.
     */
    protected void setupListCondition(final LabelTypeCB cb, final LabelTypePager labelTypePager) {

	CINC	NV, R2, R3                                       // ERROR "invalid condition"
	CINVW	AL, R2, R3                                       // ERROR "invalid condition"
	CINV	NV, R2, R3                                       // ERROR "invalid condition"
	CNEG	AL, R2, R3                                       // ERROR "invalid condition"