private static class TestPayload implements Payload {
    }

    @Override
    public void setUp() throws Exception {
        super.setUp();
    }

    // Test annotation presence and structure
    public void test_annotationPresence() {
        assertTrue("CustomSize should be an annotation", CustomSize.class.isAnnotation());
    }

    // Test annotation retention policy

                    lines.add(line);
                }
            }

            assertFalse("File should contain lines", lines.isEmpty());

            // Verify content structure
            boolean hasThreadLine = lines.stream().anyMatch(line -> line.startsWith("Thread:"));
            boolean hasStackTraceLine = lines.stream().anyMatch(line -> line.startsWith("\tat "));

mvn license:format

# Build JAR with all verifications
mvn clean package

# Generate test coverage report
mvn verify
# Coverage report available at: target/site/jacoco/index.html
```

### Project Structure
```
corelib/
├── src/main/java/org/codelibs/core/
│   ├── beans/          # Bean manipulation and introspection
│   ├── collection/     # Enhanced collection utilities

  /**
   * End of Transmission Block: A communication control character used to indicate the end of a
   * block of data for communication purposes. ETB is used for blocking data where the block
   * structure is not necessarily related to the processing format.
   *
   * @since 8.0
   */
  public static final byte ETB = 23;

  /**

 * which is optimal, and <i>not</i> the size of the internal hashtable, which could be much larger
 * than {@code size()}. Furthermore, this structure places significantly reduced load on the garbage
 * collector by only using a constant number of internal objects.
 *
 * <p>If there are no removals, then iteration order for the {@link #entrySet}, {@link #keySet}, and

    private static class AnotherTestPayload implements Payload {
    }

    @Override
    public void setUp() throws Exception {
        super.setUp();
    }

    // Test annotation presence and structure
    public void test_annotationPresence() {
        assertTrue("UriType should be an annotation", UriType.class.isAnnotation());
    }

    // Test annotation retention policy

    return createInstance(factory, tentativeArgs).hashCode()
        == createInstance(factory, args).hashCode();
  }

  // distinctValues is a type-safe class-values mapping, but we don't have a type-safe data
  // structure to hold the mappings.
  @SuppressWarnings({"unchecked", "rawtypes"})
  private FreshValueGenerator newFreshValueGenerator() {
    FreshValueGenerator generator =
        new FreshValueGenerator() {
          @Override

                }
                return true;
            }
            return false;
        }

    }

    /**
     * Migrates existing thumbnail files to the new directory structure.
     */
    public void migrate() {
        new Thread(() -> {
            final Path basePath = baseDir.toPath();
            final String suffix = "." + imageExtention;

 * implementations, except when the table is sparse.
 *
 * <p>Null row keys or column keys are not permitted.
 *
 * <p>This class provides methods involving the underlying array structure, where the array indices
 * correspond to the position of a row or column in the lists of allowed keys and values. See the
 * {@link #at}, {@link #set}, {@link #toArray}, {@link #rowKeyList}, and {@link #columnKeyList}

   *
   * (The index actually stored is the index of the key in alternatingKeysAndValues, which is
   * double the index of the entry in entrySet.asList.)
   *
   * The basic data structure is described in https://en.wikipedia.org/wiki/Open_addressing.
   * The pointer to a key is stored in hashTable[Hashing.smear(key.hashCode()) % table.length],