* exception when queried.
 */
fun <T: Any> atMostOneOf(vararg providers: Provider<T>): Provider<T> {
    return providers.map { provider ->
        provider.map {
            Optional.of(it)
        }.orElse(
            Optional.empty<T>()
        )
    }.reduce { acc, next ->
        acc.zip(next) { left, right ->
            when {
                left.isPresent -> {

                }
                // Exclusions
                for (Exclusion exclusion : dependency.getExclusions()) {
                    visit(exclusion);
                }
                // Optional
                org = dependency.getOptional();
                val = interpolate(org);
                if (org != val) {
                    dependency.setOptional(val);
                }
            }

        void shouldBeApplicableWhenAllOptionSpecified() {
            UpgradeOptions options = mock(UpgradeOptions.class);
            when(options.all()).thenReturn(Optional.of(true));
            when(options.plugins()).thenReturn(Optional.empty());

            UpgradeContext context = createMockContext(options);

            assertTrue(strategy.isApplicable(context), "Strategy should be applicable when --all is specified");

///

## Check the Virtual Environment is Active { #check-the-virtual-environment-is-active }

Check that the virtual environment is active (the previous command worked).

/// tip

This is **optional**, but it's a good way to **check** that everything is working as expected and you are using the virtual environment you intended.

///

//// tab | Linux, macOS, Windows Bash

<div class="termy">

 */
package org.codelibs.fess.mylasta.direction.sponsor;

import java.util.Locale;

import org.dbflute.jdbc.ClassificationMeta;
import org.dbflute.optional.OptionalObject;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.db.dbflute.classification.ListedClassificationProvider;
import org.lastaflute.db.dbflute.exception.ProvidedClassificationNotFoundException;

/**

            // Create context with --model-version=4.1.0 option to trigger namespace update
            UpgradeOptions options = mock(UpgradeOptions.class);
            when(options.modelVersion()).thenReturn(Optional.of("4.1.0"));
            when(options.all()).thenReturn(Optional.empty());
            UpgradeContext context = createMockContext(options);

            UpgradeResult result = strategy.doApply(context, pomMap);

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.mylasta.direction.sponsor;

import java.util.TimeZone;

import org.dbflute.optional.OptionalObject;
import org.dbflute.optional.OptionalThing;
import org.dbflute.util.DfTypeUtil;
import org.lastaflute.web.ruts.process.ActionRuntime;
import org.lastaflute.web.servlet.request.RequestManager;

        }

        outfile.write(json.dumps(fess_doc) + '\n')
```

**Step 3: Import to Fess**

Option A: Via Admin UI
1. Go to **System > Backup**
2. Upload `fess-documents.json` (bulk format)
3. Click **Import**

Option B: Via Bulk API
```bash
curl -X PUT "http://localhost:8080/api/admin/documents/bulk" \
  -H "Content-Type: application/x-ndjson" \
  -u admin:admin \

	return jbytes, ErrNone
}

// healSource denotes single entity and heal option.
type healSource struct {
	bucket    string
	object    string
	versionID string
	noWait    bool             // a non blocking call, if task queue is full return right away.
	opts      *madmin.HealOpts // optional heal option overrides default setting
}

// healSequence - state for each heal sequence initiated on the

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.function.Function;
import java.util.stream.Collectors;

/**
 * Mojo (goals) bindings to a lifecycle phase.
 *
 * @see LifecycleMojo
 */
public class LifecyclePhase {