Example usage for java.util List add

Introduction

In this page you can find the example usage for java.util List add.

Prototype

boolean add(E e);

Source Link

Document

Appends the specified element to the end of this list (optional operation).

Usage

From source file:Main.java

public static void main(String[] args) throws FileNotFoundException {
    List<Integer> arraySource = new ArrayList<>();
    for (int i = 0; i < 99999; i++) {
        arraySource.add(i);
    }// w  ww.ja v a2 s.  c  o m

    Integer[] myArray = new Integer[999];
    myArray = arraySource.toArray(myArray);
    long startTime = System.currentTimeMillis();
    Arrays.sort(myArray);
    long endTime = System.currentTimeMillis();
    System.out.println("Time take in serial: " + (endTime - startTime) / 1000.0);

    Integer[] myArray2 = new Integer[999];
    myArray2 = arraySource.toArray(myArray);
    startTime = System.currentTimeMillis();
    Arrays.parallelSort(myArray2);
    endTime = System.currentTimeMillis();
    System.out.println("Time take in parallel: " + (endTime - startTime) / 1000.0);

}

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From source file:Main.java

public static void main(String[] args) {
    Person p = new Person("A");
    Animal a = new Animal("B");
    Thing t = new Thing("C");
    String text = "hello";
    Integer number = 1000;// w  w  w.  j  a  va 2s  . c o  m

    List<Object> list = new ArrayList<Object>();
    list.add(p);
    list.add(a);
    list.add(t);
    list.add(text);
    list.add(number);

    for (int i = 0; i < list.size(); i++) {
        Object o = list.get(i);
        if (o instanceof Person) {
            System.out.println("My name is " + ((Person) o).getName());
        } else if (o instanceof Animal) {
            System.out.println("I live in " + ((Animal) o).getHabitat());
        } else if (o instanceof Thing) {
            System.out.println("My color is " + ((Thing) o).getColor());
        } else if (o instanceof String) {
            System.out.println("My text is " + o.toString());
        } else if (o instanceof Integer) {
            System.out.println("My value is " + ((Integer) o));
        }
    }
}

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From source file:MainClass.java

public static void main(String args[]) throws Exception {
    SSLSocketFactory factory = HttpsURLConnection.getDefaultSSLSocketFactory();
    SSLSocket socket = (SSLSocket) factory.createSocket("127.0.0.1", 9999);
    socket.startHandshake();//from  w w  w .  j a va 2s  . com
    SSLSession session = socket.getSession();
    java.security.cert.Certificate[] servercerts = session.getPeerCertificates();

    List mylist = new ArrayList();
    for (int i = 0; i < servercerts.length; i++) {
        mylist.add(servercerts[i]);
    }

    CertificateFactory cf = CertificateFactory.getInstance("X.509");
    CertPath cp = cf.generateCertPath(mylist);

    FileOutputStream f = new FileOutputStream("CertPath.dat");
    ObjectOutputStream b = new ObjectOutputStream(f);
    b.writeObject(cp);

}

---

From source file:Main.java

public static void main(String[] args) {
    List<String> l1 = new ArrayList<String>();
    List<String> l2 = new ArrayList<String>();
    l1.add("a");
    l1.add("b");//from ww w  .  j a v a  2s . co  m
    l1.add("c");

    l2.add("b");
    l2.add("c");
    l2.add("a");

    if (isSorted(l1)) {
        System.out.println("already sorted");
    } else {
        Collections.sort(l1);
    }
}

---

From source file:Main.java

public static void main(String[] args) {
    List<String> aList = new ArrayList<String>();
    Map<Integer, String> aMap = new HashMap<Integer, String>();
    aList.add("A");
    aList.add("B");

    for (int i = 0; i < aList.size(); i++) {
        aMap.put(i + 1, aList.get(i));//  w ww  .j  av  a 2s  . co  m
    }

    System.out.println(aMap.toString());
}

---

From source file:Main.java

public static void main(String[] args) throws InterruptedException {
    executors = new ForkJoinPool();
    List<Long> sequence = new ArrayList<>();
    for (int i = 0; i < 20; i++) {
        sequence.add(fib(i));
    }/*from   www  .j  a  v a2  s.  c  om*/
    System.out.println(sequence);
}

---

From source file:com.fengduo.bee.commons.util.HttpClientUtils.java

public static void main(String[] args) throws Exception {
    String url = "https://api.submail.cn/message/xsend.json";
    List<NameValuePair> list = new ArrayList<NameValuePair>();
    list.add(new BasicNameValuePair("appid", "10245"));
    list.add(new BasicNameValuePair("to", "13771073096"));
    list.add(new BasicNameValuePair("project", "44g4a4"));
    list.add(new BasicNameValuePair("signature", "db81f10a40953015f9e8fa1a16017e4a"));
    list.add(new BasicNameValuePair("vars", "{\"checkCode\":\"410037\"}"));
    String result = HttpClientUtils.postRequest(url, list);
    System.out.println("------result----:" + result);
}

---

From source file:com.sm.replica.TestRClient.java

public static void main(String[] args) {
    int i = 10;//from  w  w w. j a  v  a 2s. c o m
    List<String> list = new ArrayList<String>(i);
    for (int j = 0; j < i; j++)
        list.add(null);
    logger.info("freq " + list.size());

    String logPath = "/Users/mhsieh/java/open/voldemort-0.81/config/addon-1/data/log";
    String store = "test";
    CacheStore trxLog = new CacheStore(logPath, null, 0, store, false);
    ReplicaClient client = new NTReplicaClient("localhost:6910", store, trxLog, logPath);
    new Thread(client).start();
}

---

From source file:com.sm.store.TestHessianPhp.java

public static void main(String[] args) throws Exception {
    HessianSerializer hs = new HessianSerializer();
    //        Map<String, String> map = new HashMap<String, String>();
    //        map.put("Header", "com.sm.message.Header");
    //        map.put("StoreParas", "com.sm.store.StoreParas");
    //        map.put("Value","com.sm.store.Value");
    //        map.put("array", "java.util.HashMap");
    HessianPhp hessianPhp = new HessianPhp(getNameMap());
    Map<String, Header> mapH = new HashMap<String, Header>();
    mapH.put("key-1", new Header("test-1", 1, (byte) 2, 3));
    mapH.put("key-2", new Header("test-2", 2, (byte) 3, 4));
    //        byte[] m1 = hs.toBytes( mapH);
    //        System.out.println("m1 "+m1.length);
    //        Header hd = new Header("test-1", 2, (byte)1, 3);
    //        byte[] d2 = hs.toBytes( hd);
    //        HessianReader reader = new HessianReader( m1);
    //        reader.readObject();
    //        System.out.println(new String( reader.getBytes()));
    List list = new ArrayList();
    list.add(new Header("test-1", 1, (byte) 2, 3));
    list.add(new Header("test-2", 2, (byte) 3, 4));
    byte[] d3 = hs.toBytes(list);
    HessianReader reader = new HessianReader(d3);
    reader.readObject();// w  w w  .  ja  va 2s  .  co  m
    System.out.println(new String(reader.getBytes()));
    //        byte[] data = hessianPhp.php2Hessian( header.getBytes());
    //        Header header = new Header("test-1",10, (byte) 3,1 );
    //        byte[] d1 = hs.toBytes( header);
    //logger.info("len "+data.length+" "+d1.length);
    //Object obj = hs.toObject(data);
    //logger.info(obj.getClass().getName()+" obj "+obj.toString());
    //        byte[] s1 = hessianPhp.php2Hessian( storePara.getBytes());
    //        Object obj = hs.toObject( s1);
    //        logger.info(obj.toString());

}

---

From source file:Main.java

public static void main(String[] args) {
    List<Person> persons = new ArrayList<Person>();
    persons.add(new Person("Peter", 65, Person.Gender.MALE));
    persons.add(new Person("Kevin", 5, Person.Gender.MALE));
    persons.add(new Person("Mandy", 19, Person.Gender.FEMALE));

    // Method Reference
    Collection<Person> eighteen = list(persons, (Person p) -> p.getAge() >= 18);
    System.out.println(eighteen);

    // Method Reference static
    Collection<Person> malePersons = list(persons, Person::isMale);
    System.out.println(malePersons);

    // Method Reference non static
    Person a = new Person("a", 1, Person.Gender.MALE);
    Collection<Person> femalePersons = list(persons, a::isFemale);
    System.out.println(femalePersons);
}

---

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