func exportError(ctx context.Context, err error, fname, entity string) APIError {
	if entity == "" {
		return toAPIError(ctx, fmt.Errorf("error exporting %s with: %w", fname, err))
	}
	return toAPIError(ctx, fmt.Errorf("error exporting %s from %s with: %w", entity, fname, err))
}

// wraps import error for more context
func importError(ctx context.Context, err error, fname, entity string) APIError {
	if entity == "" {

        }
    }

    public void scriptedMetric(String name, ConditionOptionCall<ScriptedMetricAggregationBuilder> opLambda) {
        ScriptedMetricAggregationBuilder builder = regScriptedMetricA(name);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void topHits(String name, ConditionOptionCall<TopHitsAggregationBuilder> opLambda) {

    public void setName_Count(ConditionOptionCall<ValueCountAggregationBuilder> opLambda) {
        setName_Count("name", opLambda);
    }

    public void setName_Count(String name, ConditionOptionCall<ValueCountAggregationBuilder> opLambda) {
        ValueCountAggregationBuilder builder = regCountA(name, "name");
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

		<property name="responseProcessor">
			<component class="org.codelibs.fess.crawler.processor.FessResponseProcessor">
				<property name="transformer">fessFileTransformer</property>
				<property name="successfulHttpCodes">(int[])[200]</property>
				<property name="notModifiedHttpCodes">(int[])[304]</property>
			</component>
		</property>
		<property name="allRequired">true</property>

        }
    }

    public void scriptedMetric(String name, ConditionOptionCall<ScriptedMetricAggregationBuilder> opLambda) {
        ScriptedMetricAggregationBuilder builder = regScriptedMetricA(name);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void topHits(String name, ConditionOptionCall<TopHitsAggregationBuilder> opLambda) {

  version="2.0">
    
  <description>JSTL 1.1 functions library</description>
  <display-name>JSTL functions</display-name>
  <tlib-version>1.1</tlib-version>
  <short-name>fe</short-name>
  <uri>fess.tags.functions</uri>
  
  <function>
    <description>
      Print HTML tag.
    </description>
    <name>html</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>

        }
    }

    public void scriptedMetric(String name, ConditionOptionCall<ScriptedMetricAggregationBuilder> opLambda) {
        ScriptedMetricAggregationBuilder builder = regScriptedMetricA(name);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void topHits(String name, ConditionOptionCall<TopHitsAggregationBuilder> opLambda) {

<component name="ProjectCodeStyleConfiguration">
  <code_scheme name="Project" version="173">
    <option name="CLASS_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999" />
    <option name="NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999" />
    <option name="IMPORT_LAYOUT_TABLE">
      <value>
        <package name="" withSubpackages="true" static="true" />
        <emptyLine />
        <package name="" withSubpackages="true" static="false" />
        <emptyLine />

        }
    }

    public void scriptedMetric(String name, ConditionOptionCall<ScriptedMetricAggregationBuilder> opLambda) {
        ScriptedMetricAggregationBuilder builder = regScriptedMetricA(name);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void topHits(String name, ConditionOptionCall<TopHitsAggregationBuilder> opLambda) {

 */
internal fun Headers.Builder.commonSet(
  name: String,
  value: String,
) = apply {
  headersCheckName(name)
  headersCheckValue(value, name)
  removeAll(name)
  commonAddLenient(name, value)
}

/** Equivalent to `build().get(name)`, but potentially faster. */
internal fun Headers.Builder.commonGet(name: String): String? {
  for (i in namesAndValues.size - 2 downTo 0 step 2) {