- **Memory efficient** - Specialized collections like `LruHashMap` and `ArrayMap` for memory-conscious applications
- **Java 21 features** - Switch expressions and pattern matching for reduced overhead

## 🧪 Building and Testing

### Development Setup
```bash
# Clone the repository
git clone https://github.com/codelibs/corelib.git
cd corelib

# Compile the project
mvn clean compile

# Run all tests
mvn test

    protected boolean partialResults = false;

    /** The time taken to execute the search query in milliseconds. */
    protected long queryTime;

    /**
     * Constructor for testing purposes.
     * Creates a QueryResponseList with minimal pagination information.
     *
     * @param documentList the list of documents to wrap
     * @param start the starting position of the current page

        @Test
        @DisplayName("should handle large number of POMs efficiently")
        void shouldHandleLargeNumberOfPOMsEfficiently() throws Exception {
            // Create a large number of POM documents for performance testing
            Map<Path, Document> largePomMap = new HashMap<>();

            for (int i = 0; i < 100; i++) {
                Path pomPath = Paths.get("module" + i + "/pom.xml");

class NegotiateContextRequestTest {

    @Mock
    private Configuration mockConfig;

    private static final int BUFFER_SIZE = 1024;

    /**
     * Test custom implementation of NegotiateContextRequest for interface testing
     */
    static class TestNegotiateContextRequest implements NegotiateContextRequest {
        private final int contextType;

        TestNegotiateContextRequest(int contextType) {

    @Test
    @DisplayName("Test concrete implementation with multiple scenarios")
    void testConcreteImplementation() throws SMBProtocolDecodingException {
        // Create a concrete implementation for comprehensive testing
        CommonServerMessageBlockResponse concreteResponse = new CommonServerMessageBlockResponse() {
            private boolean async = false;
            private CommonServerMessageBlockResponse next;

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.collect.testing.google;

import static com.google.common.collect.Maps.immutableEntry;
import static java.util.Collections.singleton;
import static java.util.Collections.unmodifiableList;
import static junit.framework.TestCase.assertEquals;

                .warmupIterations(3)
                .measurementIterations(5)
                .build();

        new Runner(opt).run();
    }

    /**
     * Test bean class for performance testing.
     */
    public static class TestBean {
        private String name;
        private String description;
        private int count;
        private List<String> items = new ArrayList<>();

        /*
         * We wish to test whether or not x <= (sqrtFloor + 0.5)^2 = halfSquare + 0.25. Since both x
         * and halfSquare are integers, this is equivalent to testing whether or not x <=
         * halfSquare. (We have to deal with overflow, though.)
         *
         * If we treat halfSquare as an unsigned long, we know that
         *            sqrtFloor^2 <= x < (sqrtFloor + 1)^2

   * @since 21.0
   */
  public static double constrainToRange(double value, double min, double max) {
    // avoid auto-boxing by not using Preconditions.checkArgument(); see Guava issue 3984
    // Reject NaN by testing for the good case (min <= max) instead of the bad (min > max).
    if (min <= max) {
      return Math.min(Math.max(value, min), max);
    }
    throw new IllegalArgumentException(

        // Then
        assertEquals(0x71, command & 0xFF);
        assertEquals(ServerMessageBlock.SMB_COM_TREE_DISCONNECT, (byte) command);
    }

    /**
     * Nested class for testing buffer operations
     */
    @Nested
    @DisplayName("Buffer Operations Tests")
    class BufferOperationsTests {

        @Test
        @DisplayName("Test write operations with empty buffer")