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:Destroy.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 a v a2  s  . co  m*/
        // Create the initial context
        Context ctx = new InitialContext(env);

        // Destroy the context
        ctx.destroySubcontext("ou=NewOu");

        // Check that it has been destroyed 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 context when we're done
        ctx.close();
    } catch (NamingException e) {
        System.out.println("destroy failed: " + e);
    }
}

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From source file:Unbind.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  va2  s .c  om*/
        // Create the initial context
        Context ctx = new InitialContext(env);

        // Remove the binding
        ctx.unbind("cn=Favorite Fruit");

        // Check that it is gone
        Object obj = null;
        try {
            obj = ctx.lookup("cn=Favorite Fruit");
        } catch (NameNotFoundException ne) {
            System.out.println("unbind successful");
            return;
        }

        System.out.println("unbind failed; object still there: " + obj);

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

---

From source file:Rename.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/ou=People,o=JNDITutorial");

    try {/*ww  w.  ja va 2 s . c o  m*/
        // Create the initial context
        Context ctx = new InitialContext(env);

        // Rename to Scott S
        ctx.rename("cn=Scott Seligman", "cn=Scott S");

        // Check that it is there using new name
        Object obj = ctx.lookup("cn=Scott S");
        System.out.println(obj);

        // Rename back to Scott Seligman
        ctx.rename("cn=Scott S", "cn=Scott Seligman");

        // Check that it is there with original name
        obj = ctx.lookup("cn=Scott Seligman");
        System.out.println(obj);

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

---

From source file:SearchWithFilterRetAll.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 a2 s  .c o  m
        // Create initial context
        DirContext ctx = new InitialDirContext(env);

        // Create default search controls
        SearchControls ctls = new SearchControls();

        // 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 for objects using filter
        NamingEnumeration answer = ctx.search("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:UseDiff.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");

    // Authenticate as S. User and password "mysecret"
    env.put(Context.SECURITY_AUTHENTICATION, "simple");
    env.put(Context.SECURITY_PRINCIPAL, "cn=S. User, ou=NewHires, o=JNDITutorial");
    env.put(Context.SECURITY_CREDENTIALS, "mysecret");

    try {//w ww  . ja  va2  s .  c  om
        // Create initial context
        DirContext ctx = new InitialDirContext(env);

        // do something useful with ctx
        System.out.println(ctx.lookup("ou=NewHires"));

        // Change to using no authentication
        ctx.addToEnvironment(Context.SECURITY_AUTHENTICATION, "none");

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

        // do something useful with ctx

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

---

From source file:SearchWithFilterObjs.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  a va2  s  . c  om
        // 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);

        // Specify the search filter to match
        // Ask for objects with attribute sn == Geisel and which have
        // the "mail" attribute.
        String filter = "(&(sn={0})(mail=*))";

        // Search for objects using filter
        NamingEnumeration answer = ctx.search("ou=People", filter, new Object[] { "Geisel" }, ctls);

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

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

---

From source file:MainClass.java

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

    String str;//from   w ww . ja v  a2 s .co  m
    double bal;

    balance.put("A", 4.34);
    balance.put("B", 3.22);
    balance.put("C", 8.00);
    balance.put("D", 9.22);
    balance.put("E", -9.08);

    Set<String> set = balance.keySet();

    Iterator<String> itr = set.iterator();
    while (itr.hasNext()) {
        str = itr.next();
        System.out.println(str + ": " + balance.get(str));
    }

    System.out.println();

    bal = balance.get("A");
    balance.put("A", bal + 1000);
    System.out.println("A's new balance: " + balance.get("A"));
}

---

From source file:Compare.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");

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

        // Value of attribute
        byte[] key = { (byte) 0x61, (byte) 0x62, (byte) 0x63, (byte) 0x64, (byte) 0x65, (byte) 0x66,
                (byte) 0x67 };

        // Set up search controls
        SearchControls ctls = new SearchControls();
        ctls.setReturningAttributes(new String[0]); // return no attrs
        ctls.setSearchScope(SearchControls.OBJECT_SCOPE); // search object only

        // Invoke search method that will use the LDAP "compare" operation
        NamingEnumeration answer = ctx.search("cn=S. User, ou=NewHires", "(mySpecialKey={0})",
                new Object[] { key }, ctls);

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

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

---

From source file:SearchWithFilter.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 {//w  w w  .  j  ava2s  .  co 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);

        // 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 for objects using filter
        NamingEnumeration answer = ctx.search("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:ManageReferral.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:489/o=JNDITutorial");
    // env.put(Context.REFERRAL, "follow");
    env.put(Context.REFERRAL, "ignore");

    try {/*www .j a  v a  2  s.c  o m*/
        // Create initial context
        LdapContext ctx = (LdapContext) new InitialLdapContext(env, null);
        // ctx.setRequestControls(new Control[] {
        // new ManageReferralControl() });

        // Set controls for performing subtree search
        SearchControls ctls = new SearchControls();
        ctls.setSearchScope(SearchControls.SUBTREE_SCOPE);

        // Perform search
        NamingEnumeration answer = ctx.search("", "(objectclass=*)", ctls);

        // Print the answer
        while (answer.hasMore()) {
            System.out.println(">>>" + ((SearchResult) answer.next()).getName());
        }

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

---

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