如何使用vertx (java)连接在线测试LDAP服务器

<dependency>
    <groupId>io.vertx</groupId>
    <artifactId>vertx-core</artifactId>
    <version>4.1.3</version>
</dependency>
<dependency>
    <groupId>io.vertx</groupId>
    <artifactId>vertx-lang-java</artifactId>
    <version>4.1.3</version>
</dependency>
<dependency>
    <groupId>io.vertx</groupId>
    <artifactId>vertx-lang-kotlin</artifactId>
    <version>4.1.3</version>
</dependency>
<dependency>
    <groupId>io.vertx</groupId>
    <artifactId>vertx-lang-js</artifactId>
    <version>4.1.3</version>
</dependency>
<dependency>
    <groupId>io.vertx</groupId>
    <artifactId>vertx-lang-groovy</artifactId>
    <version>4.1.3</version>
</dependency>

Vertx vertx = Vertx.vertx();

LDAPAuthOptions options = new LDAPAuthOptions()
    .setHost("ldap.example.com")
    .setPort(389)
    .setUsername("username")
    .setPassword("password");

LDAPClient ldapClient = LDAPClient.create(vertx, options);

ldapClient.connect()
    .onSuccess(connection -> {
        // 连接成功后的操作
    })
    .onFailure(error -> {
        // 连接失败后的处理
    });

SearchOptions searchOptions = new SearchOptions()
    .setBase("ou=users,dc=example,dc=com")
    .setFilter(Filter.createEqualityFilter("uid", "john"));

ldapClient.search(searchOptions)
    .onSuccess(result -> {
        // 处理搜索结果
    })
    .onFailure(error -> {
        // 处理搜索失败
    });