Example usage for java.util TreeMap put

List of usage examples for java.util TreeMap put

  1. HOME
  2. Java
  3. java
  4. java.util.*
  5. TreeMap
  6. put

Introduction

In this page you can find the example usage for java.util TreeMap put.

Prototype

public V put(K key, V value)

Source Link

Document

Associates the specified value with the specified key in this map.

Usage

From source file:Main.java

public static void main(String[] args) {

    TreeMap<Integer, String> treemap = new TreeMap<Integer, String>();

    // populating tree map
    treemap.put(2, "two");
    treemap.put(1, "one");
    treemap.put(3, "three");
    treemap.put(6, "six");
    treemap.put(5, "from java2s.com");

    // putting values in set
    Set mapset = treemap.entrySet();

    System.out.println("Checking value");
    System.out.println("Entry set values: " + mapset);
}

From source file:Main.java

public static void main(String[] args) {

    TreeMap<Integer, String> treemap = new TreeMap<Integer, String>();

    // populating tree map
    treemap.put(2, "two");
    treemap.put(1, "one");
    treemap.put(3, "three");
    treemap.put(6, "six");
    treemap.put(5, "from java2s.com");

    // using comparator
    Comparator comp = treemap.comparator();

    System.out.println("Following natural ordering");
    System.out.println("Comparator value: " + comp);
}

From source file:Main.java

public static void main(String[] args) {

    TreeMap<Integer, String> treemap = new TreeMap<Integer, String>();

    // populating tree map
    treemap.put(2, "two");
    treemap.put(1, "one");
    treemap.put(3, "three");
    treemap.put(6, "six");
    treemap.put(5, "from java2s.com");

    System.out.println("Value before modification: " + treemap);

    // removing value at key 5
    System.out.println("Removed value: " + treemap.remove(5));

    System.out.println("Value after modification: " + treemap);
}

From source file:Main.java

public static void main(String[] args) {

    TreeMap<Integer, String> treemap = new TreeMap<Integer, String>();

    // populating tree map
    treemap.put(2, "two");
    treemap.put(1, "one");
    treemap.put(3, "three");
    treemap.put(6, "six");
    treemap.put(5, "from java2s.com");

    // creating set
    Set set = treemap.keySet();//from   w w  w.j  a v  a2 s  .  co  m

    // getting set view         
    System.out.println("Checking values of the set");
    System.out.println("Value is: " + set);
}

From source file:Main.java

public static void main(String[] args) {

    TreeMap<Integer, String> treemap = new TreeMap<Integer, String>();

    // populating tree map
    treemap.put(2, "two");
    treemap.put(1, "one");
    treemap.put(3, "three");
    treemap.put(6, "six");
    treemap.put(5, "from java2s.com");

    System.out.println("Entries in the Map: " + treemap);

    // clearing the map
    System.out.println("Clearing the Map");
    treemap.clear();//ww  w .jav a  2  s .  c  o  m

    System.out.println("Entries in the Map: " + treemap);
}

From source file:TComp.java

public static void main(String args[]) {
    TreeMap<String, Double> tm = new TreeMap<String, Double>(new TComp());

    tm.put("J D", new Double(3434.34));
    tm.put("T S", new Double(123.22));
    tm.put("J B", new Double(1378.00));
    tm.put("T H", new Double(99.22));
    tm.put("R S", new Double(-19.08));

    Set<Map.Entry<String, Double>> set = tm.entrySet();

    for (Map.Entry<String, Double> me : set) {
        System.out.print(me.getKey() + ": ");
        System.out.println(me.getValue());
    }/*from  ww  w .j a va  2 s.  co m*/
    System.out.println();

    double balance = tm.get("A");
    tm.put("A", balance + 1000);

    System.out.println("A's new balance: " + tm.get("A"));
}

From source file:com.magnet.mmx.util.DatabaseExport.java

public static void main(String[] args) throws Exception {
    InputStream inputStream = DeviceDAOImplTest.class.getResourceAsStream("/test.properties");

    Properties testProperties = new Properties();
    testProperties.load(inputStream);//www . j  a  v a 2 s.  c  o  m

    String host = testProperties.getProperty("db.host");
    String port = testProperties.getProperty("db.port");
    String user = testProperties.getProperty("db.user");
    String password = testProperties.getProperty("db.password");
    String driver = testProperties.getProperty("db.driver");
    String schema = testProperties.getProperty("db.schema");

    String url = "jdbc:mysql://" + host + ":" + port + "/" + schema;

    BasicDataSource ds = new BasicDataSource();
    ds.setDriverClassName(driver);
    ds.setUsername(user);
    ds.setPassword(password);
    ds.setUrl(url);
    TreeMap<String, String> map = new TreeMap<String, String>();
    map.put("mmxTag", "SELECT * FROM mmxTag ");
    doWork(ds.getConnection(), map);
}

From source file:Main.java

public static void main(String[] args) {
    TreeMap<String, String> treeMap = new TreeMap<String, String>();
    System.out.println("Size of TreeMap : " + treeMap.size());

    treeMap.put("1", "One");
    treeMap.put("2", "Two");
    treeMap.put("3", "Three");

    System.out.println("Size of TreeMap after addition : " + treeMap.size());
    treeMap.remove("2");
    System.out.println("Size of TreeMap after removal : " + treeMap.size());

}

From source file:Main.java

public static void main(String args[]) {
    Map<String, Integer> atomNums = new TreeMap<String, Integer>();

    atomNums.put("A", 1);
    atomNums.put("B", 2);
    atomNums.put("C", 3);
    atomNums.put("D", 4);
    atomNums.put("E", 5);
    atomNums.put("F", 6);

    System.out.println("The map contains these " + atomNums.size() + " entries:");

    Set<Map.Entry<String, Integer>> set = atomNums.entrySet();

    for (Map.Entry<String, Integer> me : set) {
        System.out.print(me.getKey() + ", Atomic Number: ");
        System.out.println(me.getValue());
    }/*from  w  ww  . j  a v a  2s .co m*/
    TreeMap<String, Integer> atomNums2 = new TreeMap<String, Integer>();

    atomNums2.put("Q", 30);
    atomNums2.put("W", 82);

    atomNums.putAll(atomNums2);

    set = atomNums.entrySet();

    System.out.println("The map now contains these " + atomNums.size() + " entries:");
    for (Map.Entry<String, Integer> me : set) {
        System.out.print(me.getKey() + ", Atomic Number: ");
        System.out.println(me.getValue());
    }

    if (atomNums.containsKey("A"))
        System.out.println("A has an atomic number of " + atomNums.get("A"));

    if (atomNums.containsValue(82))
        System.out.println("The atomic number 82 is in the map.");
    System.out.println();

    if (atomNums.remove("A") != null)
        System.out.println("A has been removed.\n");
    else
        System.out.println("Entry not found.\n");

    Set<String> keys = atomNums.keySet();
    for (String str : keys)
        System.out.println(str + " ");

    Collection<Integer> vals = atomNums.values();
    for (Integer n : vals)
        System.out.println(n + " ");

    atomNums.clear();
    if (atomNums.isEmpty())
        System.out.println("The map is now empty.");
}

From source file:Main.java

public static void main(String[] args) {

    TreeMap<Integer, String> treemap = new TreeMap<Integer, String>();
    TreeMap<Integer, String> treemaphead = new TreeMap<Integer, String>();

    // populating tree map
    treemap.put(2, "two");
    treemap.put(1, "one");
    treemap.put(3, "three");
    treemap.put(6, "six");
    treemap.put(5, "from java2s.com");

    // getting head map
    treemaphead = treemap.headMap(3);//from   w  w w .  j  a v  a  2 s . c o  m

    System.out.println("Checking values of the sorted map");
    System.out.println("Value is: " + treemaphead);
}