private SetImpl impl;

  // the following must be set during setUp
  private Element[] queries;
  private Set<Element> setToTest;

  @BeforeExperiment
  void setUp() {
    CollectionBenchmarkSampleData sampleData =
        new CollectionBenchmarkSampleData(isUserTypeFast, random, hitRate, size);

    this.setToTest = (Set<Element>) impl.create(sampleData.getValuesInSet());

     * Flag indicating that owner security information is requested or being set.
     */
    int OWNER_SECURITY_INFO = 0x1;

    /**
     * Flag indicating that group security information is requested or being set.
     */
    int GROUP_SECURITY_INFO = 0x2;

    /**
     * Flag indicating that discretionary access control list (DACL) information is requested or being set.
     */
    int DACL_SECURITY_INFO = 0x4;

    /**

        System.out.println("Project " + project1.getId() + " " + project1);
        Set set = project1.getArtifacts();
        assertNotNull(set, "No artifacts");
        assertFalse(set.isEmpty(), "No Artifacts");
        Iterator iter = set.iterator();
        assertTrue(set.size() == 4, "Set size should be 4, is " + set.size());

        while (iter.hasNext()) {
            Artifact artifact = (Artifact) iter.next();

    int index = aValidIndex();
    E initialValue = getList().get(index);
    assertEquals(
        "set(i, x) should return the old element at position i.",
        initialValue,
        getList().set(index, newValue));
    assertEquals("After set(i, x), get(i) should return x", newValue, getList().get(index));
    assertEquals("set() should not change the size of a list.", getNumElements(), getList().size());
  }

    /**
     *
     */
    public interface SetType {

        /**
         * @return Set
         */
        Set<String> setOfString();

        /**
         * @return Set
         */
        Set<Class<?>> setOfClass();

        /**
         * @return Set
         */
        Set<?> setOfWildcard();
    }

    /**
     *
     */
    public interface MapType {

     */
    @Deprecated(since = "4.0.0")
    public Set<MavenProject> getOptionalProjectsBySelectors(
            MavenExecutionRequest request, List<MavenProject> projects, Set<String> projectSelectors) {
        Set<MavenProject> resolvedOptionalProjects = new LinkedHashSet<>();
        Set<String> unresolvedOptionalSelectors = new HashSet<>();

  @Override
  NavigableSet<Integer> createUnfiltered(Iterable<Integer> contents) {
    return Sets.newTreeSet(contents);
  }

  @Override
  NavigableSet<Integer> filter(
      NavigableSet<Integer> elements, Predicate<? super Integer> predicate) {
    return Sets.filter(elements, predicate);
  }

    super(type, true, contents);
  }

  /*
   * equals() and hashCode() are more specific in the Set contract.
   */

  @Override
  public boolean equals(@Nullable Object object) {
    if (object instanceof Set) {
      Set<?> that = (Set<?>) object;
      return (this.size() == that.size()) && this.containsAll(that);
    }
    return false;
  }

  @Override

    super(type, true, contents);
  }

  /*
   * equals() and hashCode() are more specific in the Set contract.
   */

  @Override
  public boolean equals(@Nullable Object object) {
    if (object instanceof Set) {
      Set<?> that = (Set<?>) object;
      return (this.size() == that.size()) && this.containsAll(that);
    }
    return false;
  }

  @Override

- **XML Processing** (`org.codelibs.core.xml`) - XML DOM utilities, SAX parser helpers, and schema validation support
- **SQL Utilities** (`org.codelibs.core.sql`) - JDBC helper methods for result sets, prepared statements, and connection management
- **Network & I/O** (`org.codelibs.core.net`, `org.codelibs.core.nio`) - URL utilities, UUID generation, MIME type detection, and NIO channel operations

## 🚀 Getting Started