byte[] data = new byte[0];
        ContentCache cache = new ContentCache(data);

        try (InputStream stream = cache.getInputStream()) {
            assertNotNull(stream);
            assertEquals(-1, stream.read()); // Should indicate end of stream
        }
    }

    @Test
    public void testFileBasedCacheWithEmptyFile() throws IOException {

 */
package org.codelibs.fess.app.service;

import static org.codelibs.core.stream.StreamUtil.split;
import static org.codelibs.core.stream.StreamUtil.stream;

import java.io.IOException;
import java.io.Reader;
import java.io.Writer;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

    }

    public boolean hasRole(final String role) {
        return stream(user.getRoleNames()).get(stream -> stream.anyMatch(s -> s.equals(role)));
    }

    public boolean hasRoles(final String[] acceptedRoles) {
        return stream(user.getRoleNames())
                .get(stream -> stream.anyMatch(s1 -> stream(acceptedRoles).get(s3 -> s3.anyMatch(s2 -> s2.equals(s1)))));
    }

package org.apache.maven.api.services;

import java.util.List;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;

import org.apache.maven.api.Lifecycle;

public interface LifecycleRegistry extends ExtensibleEnumRegistry<Lifecycle>, Iterable<Lifecycle> {

    default Stream<Lifecycle> stream() {
        return StreamSupport.stream(spliterator(), false);
    }

    List<String> computePhases(Lifecycle lifecycle);

        // Verify ensureTreeConnected() delegates to SmbPipeHandleImpl
        SmbPipeInputStream stream = newStreamWithMinimalStubs(true);
        when(handle.ensureTreeConnected()).thenReturn(tree);

        SmbTreeHandleImpl result = stream.ensureTreeConnected();
        assertSame(tree, result);
        verify(handle, times(1)).ensureTreeConnected();
    }

    @Test
    @DisplayName("ensureOpen delegates to handle")

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.admin.relatedquery;

import static org.codelibs.core.stream.StreamUtil.split;
import static org.codelibs.core.stream.StreamUtil.stream;

import java.util.stream.Collectors;
import java.util.stream.Stream;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.beans.util.BeanUtil;

    }

    /**
     * Processes the highlighted fields using the provided stream consumer.
     *
     * @param stream consumer that processes the stream of highlighted field names
     */
    public void highlightedFields(final Consumer<Stream<String>> stream) {
        stream(highlightedFields).of(stream);
    }

    /**
     * Gets the fields that can be searched against.
     *

 */
package org.codelibs.fess.helper;

import static org.codelibs.core.stream.StreamUtil.stream;

import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Comparator;
import java.util.LinkedHashMap;
import java.util.Locale;
import java.util.Map;
import java.util.stream.Collectors;

import org.apache.commons.text.StringEscapeUtils;

  /**
   * A collector that converts a stream of zero or one elements to an {@code Optional}.
   *
   * @throws IllegalArgumentException if the stream consists of two or more elements.
   * @throws NullPointerException if any element in the stream is {@code null}.
   * @return {@code Optional.of(onlyElement)} if the stream has exactly one element (must not be

    public int hashCode() {
        return Objects.hash(modelId, location, inputs);
    }

    Stream<InputSource> sources() {
        return inputs != null ? inputs.stream() : Stream.of(this);
    }

    @Override
    public String toString() {
        if (inputs != null) {
            return inputs.stream().map(InputSource::toString).collect(Collectors.joining(", ", "merged[", "]"));
        }