Example usage for java.util Hashtable put

Introduction

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

Prototype

public synchronized V put(K key, V value) 

Source Link

Document

Maps the specified key to the specified value in this hashtable.

Usage

From source file:GetAllAttrs.java

public static void main(String[] args) {

    // Set up the environment for creating the initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    try {/*from  ww w  . ja v  a 2s .  c  o m*/
        // Create the initial context
        DirContext ctx = new InitialDirContext(env);

        // Get all the attributes of named object
        Attributes answer = ctx.getAttributes("cn=Ted Geisel, ou=People");

        // Print the answer
        printAttrs(answer);

        // Close the context when we're done
        ctx.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:UsePool.java

public static void main(String[] args) {
    // Set up environment for creating initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    // Enable connection pooling
    env.put("com.sun.jndi.ldap.connect.pool", "true");

    try {//  ww w  . j  a v a2s.  c o  m
        // Create one initial context (Get connection from pool)
        DirContext ctx = new InitialDirContext(env);

        System.out.println(ctx.getAttributes("ou=NewHires"));

        // do something useful with ctx

        // Close the context when we're done
        ctx.close(); // Return connection to pool

        // Create another initial context (Get connection from pool)
        DirContext ctx2 = new InitialDirContext(env);

        System.out.println(ctx2.getAttributes("ou=People"));

        // do something useful with ctx2

        // Close the context when we're done
        ctx2.close(); // Return connection to pool

    } catch (NamingException e) {
        e.printStackTrace();
    }
}

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From source file:SearchSubtree.java

public static void main(String[] args) {

    // Set up the environment for creating the initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    try {//from   w ww  . ja va  2  s .c  o  m
        // Create initial context
        DirContext ctx = new InitialDirContext(env);

        // Specify the ids of the attributes to return
        String[] attrIDs = { "sn", "telephonenumber", "golfhandicap", "mail" };
        SearchControls ctls = new SearchControls();
        ctls.setReturningAttributes(attrIDs);
        ctls.setSearchScope(SearchControls.SUBTREE_SCOPE);

        // Specify the search filter to match
        // Ask for objects with attribute sn == Geisel and which have
        // the "mail" attribute.
        String filter = "(&(sn=Geisel)(mail=*))";

        // Search subtree for objects using filter
        NamingEnumeration answer = ctx.search("", filter, ctls);

        // Print the answer
        // Search.printSearchEnumeration(answer);

        // Close the context when we're done
        ctx.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:RenameKeepRDN.java

public static void main(String[] args) {

    // Set up environment for creating initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    // Set property to keep RDN
    env.put("java.naming.ldap.deleteRDN", "false");

    try {// w ww  .j ava2  s  .c o  m
        // Create initial context
        DirContext ctx = new InitialDirContext(env);

        // Perform rename
        ctx.rename("cn=C. User, ou=NewHires", "cn=Claude User,ou=NewHires");

        // Check that it worked
        System.out.println(ctx.getAttributes("cn=Claude User,ou=NewHires"));

        // Revert change
        // Make sure new name doesn't get converted into attribute

        ctx.removeFromEnvironment("java.naming.ldap.deleteRDN");
        ctx.rename("cn=Claude User, ou=NewHires", "cn=C. User,ou=NewHires");

        // Check that we are back at our original setup
        System.out.println(ctx.getAttributes("cn=C. User,ou=NewHires"));

        // Close the context when we're done
        ctx.close();
    } catch (NamingException e) {
        e.printStackTrace();
    }
}

---

From source file:SearchObject.java

public static void main(String[] args) {

    // Set up the environment for creating the initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    try {//  ww  w .  j  a  va2  s  . com
        // Create initial context
        DirContext ctx = new InitialDirContext(env);

        // Specify the ids of the attributes to return
        String[] attrIDs = { "sn", "telephonenumber", "golfhandicap", "mail" };
        SearchControls ctls = new SearchControls();
        ctls.setReturningAttributes(attrIDs);
        ctls.setSearchScope(SearchControls.OBJECT_SCOPE);

        // Specify the search filter to match
        // Ask for objects with attribute sn == Geisel and which have
        // the "mail" attribute.
        String filter = "(&(sn=Geisel)(mail=*))";

        // Search subtree for objects using filter
        NamingEnumeration answer = ctx.search("cn=Ted Geisel, ou=People", filter, ctls);

        // Print the answer
        // Search.printSearchEnumeration(answer);

        // Close the context when we're done
        ctx.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:GetAttrs.java

public static void main(String[] args) {

    // Set up the environment for creating the initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    try {/*from   ww  w.j  a  v a 2 s  . c  o m*/
        // Create initial context
        DirContext ctx = new InitialDirContext(env);

        // Specify the ids of the attributes to return
        String[] attrIDs = { "sn", "telephonenumber", "golfhandicap", "mail" };

        // Get the attributes requested
        Attributes answer = ctx.getAttributes("cn=Ted Geisel, ou=People", attrIDs);

        // Print the answer
        printAttrs(answer);

        // Close the context when we're done
        ctx.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:KeymapExample.java

public static void main(String[] args) {
    JTextArea area = new JTextArea(6, 32);
    Keymap parent = area.getKeymap();
    Keymap newmap = JTextComponent.addKeymap("KeymapExampleMap", parent);

    KeyStroke u = KeyStroke.getKeyStroke(KeyEvent.VK_U, InputEvent.CTRL_MASK);
    Action actionU = new UpWord();
    newmap.addActionForKeyStroke(u, actionU);

    Action actionList[] = area.getActions();
    Hashtable lookup = new Hashtable();
    for (int j = 0; j < actionList.length; j += 1)
        lookup.put(actionList[j].getValue(Action.NAME), actionList[j]);

    KeyStroke L = KeyStroke.getKeyStroke(KeyEvent.VK_L, InputEvent.CTRL_MASK);
    Action actionL = (Action) lookup.get(DefaultEditorKit.selectLineAction);
    newmap.addActionForKeyStroke(L, actionL);

    KeyStroke W = KeyStroke.getKeyStroke(KeyEvent.VK_W, InputEvent.CTRL_MASK);
    Action actionW = (Action) lookup.get(DefaultEditorKit.selectWordAction);
    newmap.addActionForKeyStroke(W, actionW);

    area.setKeymap(newmap);/*from   w w  w .ja  v  a 2s  .  c o m*/

    JFrame f = new JFrame("KeymapExample");
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.getContentPane().add(new JScrollPane(area), BorderLayout.CENTER);
    area.setText("www.\n java2s \n .com.");
    f.pack();
    f.setVisible(true);
}

---

From source file:SearchCountLimit.java

public static void main(String[] args) {

    // Set up the environment for creating the initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    try {/*  www  .  j a  v  a  2  s .com*/
        // Create initial context
        DirContext ctx = new InitialDirContext(env);

        // Set search controls to limit count to 'expected'
        SearchControls ctls = new SearchControls();
        ctls.setCountLimit(expected);

        // Search for objects with those matching attributes
        NamingEnumeration answer = ctx.search("ou=People", "(sn=M*)", ctls);

        // Print the answer
        printSearchEnumeration(answer);

        // Close the context when we're done
        ctx.close();
    } catch (Exception e) {
        System.err.println(e);
    }
}

---

From source file:Create.java

public static void main(String[] args) {

    // Set up the environment for creating the initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    try {//from  w w  w.j av a2 s .  c  o m
        // Create the initial context
        DirContext ctx = new InitialDirContext(env);

        // Create attributes to be associated with the new context
        Attributes attrs = new BasicAttributes(true); // case-ignore
        Attribute objclass = new BasicAttribute("objectclass");
        objclass.add("top");
        objclass.add("organizationalUnit");
        attrs.put(objclass);

        // Create the context
        Context result = ctx.createSubcontext("ou=NewOu", attrs);

        // Check that it was created by listing its parent
        NamingEnumeration list = ctx.list("");

        // Go through each item in list
        while (list.hasMore()) {
            NameClassPair nc = (NameClassPair) list.next();
            System.out.println(nc);
        }

        // Close the contexts when we're done
        result.close();
        ctx.close();
    } catch (NamingException e) {
        System.out.println("Create failed: " + e);
    }
}

---

From source file:HTDemo.java

public static void main(String args[]) {
    Hashtable<String, Double> balance = new Hashtable<String, Double>();

    Enumeration<String> names;
    String str;/*  www  .  j a v a2s  .c o m*/
    double bal;

    balance.put("A", 3434.34);
    balance.put("B", 123.22);
    balance.put("C", 1378.00);
    balance.put("D", 99.22);
    balance.put("E", -19.08);

    names = balance.keys();
    while (names.hasMoreElements()) {
        str = names.nextElement();
        System.out.println(str + ": " + balance.get(str));
    }
    bal = balance.get("A");
    balance.put("A", bal + 1000);
    System.out.println("A's new balance: " + balance.get("A"));
}

---

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