Example usage for java.util Map put

List of usage examples for java.util Map put

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

Introduction

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

Prototype

V put(K key, V value);

Source Link

Document

Associates the specified value with the specified key in this map (optional operation).

Usage

From source file:ArrayMap.java

public static void main(String args[]) {
    Map map = new ArrayMap(13);
    map.put("1", "One");
    map.put("2", "Two");
    map.put("3", "Three");
    map.put("4", "Four");
    map.put("5", "Five");
    map.put("6", "Six");
    map.put("7", "Seven");
    map.put("8", "Eight");
    map.put("9", "Nine");
    map.put("10", "Ten");
    map.put("11", "Eleven");
    map.put("12", "Twelve");
    map.put("13", "Thirteen");
    System.out.println(map);//from w w w.ja  v  a2  s.  c  o  m
    System.out.println(map.keySet());
    System.out.println(map.values());
}

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    ProcessBuilder launcher = new ProcessBuilder();
    Map<String, String> environment = launcher.environment();
    launcher.redirectErrorStream(true);/*from   ww w .ja  v  a2s.c om*/
    launcher.directory(new File("c:\\"));

    environment.put("name", "var");
    launcher.command("notepad.exe");
    Process p = launcher.start(); // And launch a new process
    BufferedReader output = new BufferedReader(new InputStreamReader(p.getInputStream()));
    String line;
    while ((line = output.readLine()) != null)
        System.out.println(line);

    // The process should be done now, but wait to be sure.
    p.waitFor();

}

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));
    }//from  w w w .jav a 2s  .c o m

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

From source file:Main.java

public static void main(String[] args) {
    String yourString = "UNDERSTAND";
    Map<Character, Integer> count = new TreeMap<Character, Integer>();
    for (char c : yourString.toCharArray()) {
        if (count.containsKey(c)) {
            count.put(c, (int) count.get(c) + 1);
        } else {/*from www  .j  a  va 2s  .c o m*/
            count.put(c, 1);
        }
    }
    System.out.println(count);
}

From source file:com.facebook.infrastructure.net.io.TcpReader.java

public static void main(String[] args) throws Throwable {
    Map<TcpReaderState, StartState> stateMap = new HashMap<TcpReaderState, StartState>();
    stateMap.put(TcpReaderState.CONTENT, new ContentState(null, 10));
    stateMap.put(TcpReaderState.START, new ProtocolState(null));
    stateMap.put(TcpReaderState.CONTENT_LENGTH, new ContentLengthState(null));

    StartState state = stateMap.get(TcpReaderState.CONTENT);
    System.out.println(state.getClass().getName());
    state = stateMap.get(TcpReaderState.CONTENT_LENGTH);
    System.out.println(state.getClass().getName());
}

From source file:example.client.CamelMongoJmsStockClient.java

@SuppressWarnings("resource")
public static void main(final String[] args) throws Exception {
    systemProps = loadProperties();//w w w.  j a v  a2 s  .com
    AbstractApplicationContext context = new ClassPathXmlApplicationContext("camel-client.xml");
    ProducerTemplate camelTemplate = context.getBean("camelTemplate", ProducerTemplate.class);
    List<Map<String, Object>> stocks = readJsonsFromMongoDB();
    for (Map<String, Object> stock : stocks) {
        stock.remove("_id");
        stock.remove("Earnings Date");
        camelTemplate.sendBody(String.format("jms:queue:%s", systemProps.getProperty("ticker.queue.name")),
                ExchangePattern.InOnly, stock);
    }
    new Timer().schedule(new TimerTask() {
        @Override
        public void run() {
            Map<String, Object> aRandomStock = stocks.get(RandomUtils.nextInt(0, stocks.size()));
            aRandomStock.put("Price",
                    ((Double) aRandomStock.get("Price")) + RandomUtils.nextFloat(0.1f, 9.99f));
            camelTemplate.sendBody(String.format("jms:queue:%s", systemProps.getProperty("ticker.queue.name")),
                    ExchangePattern.InOnly, aRandomStock);
        }
    }, 1000, 2000);
}

From source file:burstcoin.observer.Observer.java

public static void main(String[] args) throws Exception {
    LOG.info("Starting the engines ... please wait!");

    // overwritten by application.properties
    Map<String, Object> properties = new HashMap<String, Object>();
    properties.put("server.port", ObserverProperties.getObserverPort());
    properties.put("spring.mail.protocol", ObserverProperties.getMailProtocol());
    properties.put("spring.mail.host", ObserverProperties.getMailHost());
    properties.put("spring.mail.port", ObserverProperties.getMailPort());
    properties.put("spring.mail.username", ObserverProperties.getMailUsername());
    properties.put("spring.mail.password", ObserverProperties.getMailPassword());
    properties.put("spring.thymeleaf.cache", ObserverProperties.isEnableTemplateCaching());

    new SpringApplicationBuilder(Observer.class).properties(properties).build(args).run();
}

From source file:Main.java

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

    int[] array = new int[3];
    array[0] = 0;//from w  w w . ja  v a2 s  .c o m
    array[1] = 1;
    array[2] = 2;
    map.put("array", array);

    Iterator<String> iter = map.keySet().iterator();

    while (iter.hasNext()) {
        String arrayName = iter.next();
        array = map.get(arrayName);
        System.out.print(arrayName + ":");
        for (int i = 0; i < array.length; i++) {
            System.out.print(array[i]);
        }
    }
}

From source file:com.npower.dm.util.ConvertMailProfile.java

/**
 * @param args/*ww  w  .j  a  va 2 s .co  m*/
 */
public static void main(String[] args) throws Exception {
    File outputFile = new File("c:/temp/mail.xml");
    FileWriter writer = new FileWriter(outputFile);

    File csvFile = new File("c:/temp/mail.csv");
    BufferedReader reader = new BufferedReader(new FileReader(csvFile));
    String line = reader.readLine();
    while (line != null) {
        line = reader.readLine();
        if (StringUtils.isEmpty(line)) {
            continue;
        }

        String[] cols = StringUtils.split(line, ',');
        Map<String, String> values = new HashMap<String, String>();
        values.put("name", cols[0]);
        values.put("smtp.host", cols[1]);
        values.put("pop.host", cols[2]);

        writeXML(writer, values);
    }

    writer.close();
    reader.close();
}

From source file:TypeMapDemo.java

public static void main(String[] args) throws IOException, ClassNotFoundException, SQLException {

    Properties p = new Properties();
    p.load(new FileInputStream("db.properties"));
    Class c = Class.forName(p.getProperty("db.driver"));
    System.out.println("Loaded driverClass " + c.getName());

    Connection con = DriverManager.getConnection(p.getProperty("db.url"), "student", "student");
    System.out.println("Got Connection " + con);

    Statement s = con.createStatement();
    int ret;/*from   ww  w . ja v a 2 s  .  com*/
    try {
        s.executeUpdate("drop table MR");
        s.executeUpdate("drop type MUSICRECORDING");
    } catch (SQLException andDoNothingWithIt) {
        // Should use "if defined" but not sure it works for UDTs...
    }
    ret = s.executeUpdate("create type MUSICRECORDING as object (" + "   id integer," + "   title varchar(20), "
            + "   artist varchar(20) " + ")");
    System.out.println("Created TYPE! Ret=" + ret);

    ret = s.executeUpdate("create table MR of MUSICRECORDING");
    System.out.println("Created TABLE! Ret=" + ret);

    int nRows = s.executeUpdate("insert into MR values(123, 'Greatest Hits', 'Ian')");
    System.out.println("inserted " + nRows + " rows");

    // Put the data class into the connection's Type Map
    // If the data class were not an inner class,
    // this would likely be done with Class.forName(...);
    Map map = con.getTypeMap();
    map.put("MUSICRECORDING", MusicRecording.class);
    con.setTypeMap(map);

    ResultSet rs = s.executeQuery("select * from MR where id = 123");
    //"select musicrecording(id,artist,title) from mr");
    rs.next();
    for (int i = 1; i <= rs.getMetaData().getColumnCount(); i++) {
        Object o = rs.getObject(i);
        System.out.print(o + "(Type " + o.getClass().getName() + ")\t");
    }
    System.out.println();
}