assertNotNull(resource.getContext(), "Should have CIFS context for SMB operations");
            assertNotNull(resource.getLocator(), "Should have resource locator for SMB addressing");

            // Verify interface provides SMB-specific functionality
            assertTrue(SmbResource.class.isInterface(), "Should be an interface");

# Bigger Applications - Multiple Files { #bigger-applications-multiple-files }

If you are building an application or a web API, it's rarely the case that you can put everything in a single file.

**FastAPI** provides a convenience tool to structure your application while keeping all the flexibility.

/// info

If you come from Flask, this would be the equivalent of Flask's Blueprints.

///

## An example file structure { #an-example-file-structure }

import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;

import jakarta.annotation.PostConstruct;

/**
 * Helper class for managing crawling configurations.
 * Provides functionality to store, retrieve, and manage different types of crawling configurations
 * including web, file, and data configurations. Supports caching and session-based configuration management.
 */

import jcifs.internal.smb2.io.Smb2WriteRequest;
import jcifs.internal.smb2.io.Smb2WriteResponse;
import jcifs.util.Encdec;

/**
 * Random access file implementation for SMB resources.
 * Provides random read/write access to SMB files with support for seeking and positioning.
 *
 */
public class SmbRandomAccessFile implements SmbRandomAccess {

import jcifs.smb1.dcerpc.ndr.NdrException;
import jcifs.smb1.dcerpc.ndr.NdrLong;
import jcifs.smb1.dcerpc.ndr.NdrObject;

/**
 * DCE/RPC interface for Distributed File System (DFS) operations.
 * Provides structures and methods for DFS management and enumeration.
 */
public class netdfs {

    /**
     * Default constructor for netdfs
     */
    public netdfs() {
        // Default constructor
    }

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.util.SMBUtil;
import jcifs.smb.SID;

/**
 * Test class for SecurityDescriptor
 */
class SecurityDescriptorTest {

import jcifs.smb1.Config;
import jcifs.smb1.UniAddress;
import jcifs.smb1.netbios.NbtAddress;
import jcifs.smb1.util.LogStream;

/**
 * The SmbSession class represents an SMB session established with a server.
 * It provides methods for authentication and session management.
 */
public final class SmbSession {

    private static final String LOGON_SHARE = Config.getProperty("jcifs.smb1.smb.client.logonShare", null);

    assertTrue(Arrays.equals(I18N.getBytes(UTF_8), Files.toByteArray(i18nFile)));
    assertTrue(Arrays.equals(I18N.getBytes(UTF_8), Files.asByteSource(i18nFile).read()));
  }

  /** A {@link File} that provides a specialized value for {@link File#length()}. */
  private static class BadLengthFile extends File {

    private final long badLength;

    BadLengthFile(File delegate, long badLength) {

 * MA 02111-1307, USA
 */

package jcifs.util;

import java.io.IOException;
import java.util.Date;

import jcifs.SmbConstants;

/**
 * Encoding and decoding utility class for SMB protocol.
 * Provides methods for encoding/decoding various data types in different byte orders.
 */
public final class Encdec {

    private static final long SEC_BETWEEEN_1904_AND_1970 = 2082844800L;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

/**
 * Comprehensive test class for ACE interface constants and behavior.
 * Tests all constants, bitwise operations, and interface methods.
 * Achieves 100% coverage of the ACE interface contract.
 */