Example usage for javax.naming NamingEnumeration hasMore

Introduction

In this page you can find the example usage for javax.naming NamingEnumeration hasMore.

Prototype

public boolean hasMore() throws NamingException;

Source Link

Document

Determines whether there are any more elements in the enumeration.

Usage

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 a v  a2 s . c  om*/
        // 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);
    }
}

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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 {/* w ww .  j  av a  2 s  . com*/
        // 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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From source file:SortedResults.java

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

    // 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/ou=People,o=JNDITutorial");

    try {//from   ww w.  j  a v  a 2 s  .co  m
        // Create initial context with no connection request controls
        LdapContext ctx = new InitialLdapContext(env, null);

        // Create a sort control that sorts based on CN
        String sortKey = "cn";
        ctx.setRequestControls(new Control[] { new SortControl(sortKey, Control.CRITICAL) });

        // Perform a search
        NamingEnumeration results = ctx.search("", "(objectclass=*)", new SearchControls());

        // Iterate over search results
        System.out.println("---->sort by cn");
        while (results != null && results.hasMore()) {
            // Display an entry
            SearchResult entry = (SearchResult) results.next();
            System.out.println(entry.getName());

            // Handle the entry's response controls (if any)
            if (entry instanceof HasControls) {
                // ((HasControls)entry).getControls();
            }
        }
        // Examine the sort control response
        Control[] controls = ctx.getResponseControls();
        if (controls != null) {
            for (int i = 0; i < controls.length; i++) {
                if (controls[i] instanceof SortResponseControl) {
                    SortResponseControl src = (SortResponseControl) controls[i];
                    if (!src.isSorted()) {
                        throw src.getException();
                    }
                } else {
                    // Handle other response controls (if any)
                }
            }
        }

        // Close when no longer needed
        ctx.close();
    } catch (NamingException e) {
        e.printStackTrace();
    }
}

---

From source file:PagedSearch.java

public static void main(String[] args) {

    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");

    /* Specify host and port to use for directory service */
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/ou=People,o=JNDITutorial");

    try {/*from  ww w . j  a va2 s  . c o  m*/
        LdapContext ctx = new InitialLdapContext(env, null);

        // Activate paged results
        int pageSize = 5;
        byte[] cookie = null;
        ctx.setRequestControls(new Control[] { new PagedResultsControl(pageSize, Control.NONCRITICAL) });
        int total;

        do {
            /* perform the search */
            NamingEnumeration results = ctx.search("", "(objectclass=*)", new SearchControls());

            /* for each entry print out name + all attrs and values */
            while (results != null && results.hasMore()) {
                SearchResult entry = (SearchResult) results.next();
                System.out.println(entry.getName());
            }

            // Examine the paged results control response
            Control[] controls = ctx.getResponseControls();
            if (controls != null) {
                for (int i = 0; i < controls.length; i++) {
                    if (controls[i] instanceof PagedResultsResponseControl) {
                        PagedResultsResponseControl prrc = (PagedResultsResponseControl) controls[i];
                        total = prrc.getResultSize();
                        if (total != 0) {
                            System.out.println("(total : " + total);
                        } else {
                            System.out.println("(total: unknown)");
                        }
                        cookie = prrc.getCookie();
                    }
                }
            } else {
                System.out.println("No controls were sent from the server");
            }
            ctx.setRequestControls(
                    new Control[] { new PagedResultsControl(pageSize, cookie, Control.CRITICAL) });

        } while (cookie != null);

        ctx.close();

    } catch (NamingException e) {
        System.err.println("PagedSearch failed.");
        e.printStackTrace();
    } catch (IOException ie) {
        System.err.println("PagedSearch failed.");
        ie.printStackTrace();
    }
}

---

From source file:PagedSearch.java

public static void main(String[] args) {

    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");

    /* Specify host and port to use for directory service */
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/ou=People,o=JNDITutorial");

    try {/* w  w w .j  ava2  s.c  om*/
        LdapContext ctx = new InitialLdapContext(env, null);

        // Activate paged results
        int pageSize = 5;
        byte[] cookie = null;
        ctx.setRequestControls(new Control[] { new PagedResultsControl(pageSize, Control.NONCRITICAL) });
        int total;

        do {
            /* perform the search */
            NamingEnumeration results = ctx.search("", "(objectclass=*)", new SearchControls());

            /* for each entry print out name + all attrs and values */
            while (results != null && results.hasMore()) {
                SearchResult entry = (SearchResult) results.next();
                System.out.println(entry.getName());
            }

            // Examine the paged results control response
            Control[] controls = ctx.getResponseControls();
            if (controls != null) {
                for (int i = 0; i < controls.length; i++) {
                    if (controls[i] instanceof PagedResultsResponseControl) {
                        PagedResultsResponseControl prrc = (PagedResultsResponseControl) controls[i];
                        total = prrc.getResultSize();
                        if (total != 0) {
                            System.out.println("***************** END-OF-PAGE " + "(total : " + total
                                    + ") *****************\n");
                        } else {
                            System.out.println(
                                    "***************** END-OF-PAGE " + "(total: unknown) ***************\n");
                        }
                        cookie = prrc.getCookie();
                    }
                }
            } else {
                System.out.println("No controls were sent from the server");
            }
            // Re-activate paged results
            ctx.setRequestControls(
                    new Control[] { new PagedResultsControl(pageSize, cookie, Control.CRITICAL) });

        } while (cookie != null);

        ctx.close();

    } catch (NamingException e) {
        System.err.println("PagedSearch failed.");
        e.printStackTrace();
    } catch (IOException ie) {
        System.err.println("PagedSearch failed.");
        ie.printStackTrace();
    }
}

---

From source file:FullName.java

public static void printSearchEnumeration(NamingEnumeration retEnum) {
    try {//from  ww w . ja  v  a2 s .  co  m
        while (retEnum.hasMore()) {
            SearchResult sr = (SearchResult) retEnum.next();
            System.out.println(">>" + sr.getNameInNamespace());
        }
    } catch (NamingException e) {
        e.printStackTrace();
    }
}

---

From source file:SearchTimeLimit.java

public static void printSearchEnumeration(NamingEnumeration srhEnum) {
    int count = 0;
    try {//w  ww  . jav a 2s  .  c  om
        while (srhEnum.hasMore()) {
            SearchResult sr = (SearchResult) srhEnum.next();
            System.out.println(">>>" + sr.getName());
            ++count;
        }
        System.out.println("number of answers: " + count);
    } catch (TimeLimitExceededException e) {
        System.out.println("search took more than " + timeout + "ms");
    } catch (NamingException e) {
        e.printStackTrace();
    }
}

---

From source file:SearchCountLimit.java

public static void printSearchEnumeration(NamingEnumeration srhEnum) {
    int count = 0;
    try {/*from  w ww  .j  av  a  2  s. co m*/
        while (srhEnum.hasMore()) {
            SearchResult sr = (SearchResult) srhEnum.next();
            System.out.println(">>>" + sr.getName());
            ++count;
        }
        System.out.println("number of answers: " + count);
    } catch (SizeLimitExceededException e) {
        if (count == expected)
            System.out.println("number of answers: " + count);
        else
            e.printStackTrace();
    } catch (NamingException e) {
        e.printStackTrace();
    }
}

---

From source file:de.micromata.genome.util.runtime.jndi.JndiDumper.java

public static void dumpJndi(StringBuilder sb, String indent) throws NamingException {
    InitialContext initialContext = new InitialContext();

    NamingEnumeration<Binding> bindings = initialContext.listBindings("");

    while (bindings.hasMore()) {
        Binding binding = bindings.next();
        dumpJndiBinding(initialContext, "", binding, sb, indent);
    }/*from w  ww .  ja  v  a  2s.  c om*/
    bindings = initialContext.listBindings("java:comp");

    while (bindings.hasMore()) {
        Binding binding = bindings.next();
        dumpJndiBinding(initialContext, "java:comp", binding, sb, indent);
    }

}

---

From source file:be.fedict.eid.dss.sp.StartupServletContextListener.java

public static void bindComponent(String jndiName, Object component) throws NamingException {

    LOG.debug("bind component: " + jndiName);
    InitialContext initialContext = new InitialContext();
    String[] names = jndiName.split("/");
    Context context = initialContext;
    for (int idx = 0; idx < names.length - 1; idx++) {
        String name = names[idx];
        LOG.debug("name: " + name);
        NamingEnumeration<NameClassPair> listContent = context.list("");
        boolean subContextPresent = false;
        while (listContent.hasMore()) {
            NameClassPair nameClassPair = listContent.next();
            if (!name.equals(nameClassPair.getName())) {
                continue;
            }/*from   w w  w.ja v a 2 s.  co  m*/
            subContextPresent = true;
        }
        if (!subContextPresent) {
            context = context.createSubcontext(name);
        } else {
            context = (Context) context.lookup(name);
        }
    }
    String name = names[names.length - 1];
    context.rebind(name, component);
}

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