Example usage for javax.naming InitialContext InitialContext

Introduction

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

Prototype

public InitialContext(Hashtable<?, ?> environment) throws NamingException 

Source Link

Document

Constructs an initial context using the supplied environment.

Usage

From source file:Rename.java

public static void main(String[] args) throws Exception {
    String initialContextString = "/";

    if (args.length < 2) {
        System.out.println("Useage: java Rename filename1 filename2");
        System.exit(-1);// w w w .ja v a 2s.c  o m
    }

    Hashtable env = new Hashtable();

    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.fscontext.RefFSContextFactory");
    env.put(Context.PROVIDER_URL, "file:" + initialContextString);

    Context initCtx = new InitialContext(env);
    System.out.println("Renaming " + args[0] + " to " + args[1]);
    initCtx.rename(args[0], args[1]);

}

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From source file:Delete.java

public static void main(String[] args) throws Exception {
    String initalContextString = "/tmp/marketing/reports";

    if (args.length < 1) {
        System.out.println("Usage: java Delete filename");
        System.exit(-1);//  w  ww. j a v  a 2  s.  c  om
    }
    System.out.println("This program assumes the context is " + initalContextString);

    Hashtable env = new Hashtable();
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.fscontext.RefFSContextFactory");
    env.put(Context.PROVIDER_URL, "file:" + initalContextString);

    Context initCtx = new InitialContext(env);
    System.out.println("Attempting to unbind " + args[0]);

    initCtx.unbind(args[0]);

    System.out.println("Done.");

}

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From source file:TestDSBind.java

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

    // For this to work you will need to create the
    // directories /JNDI/JDBC on your file system first
    Context ctx = null;//  w  w w. j a v a 2  s. co  m
    try {
        Properties prop = new Properties();
        prop.setProperty(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.fscontext.RefFSContextFactory");
        prop.setProperty(Context.PROVIDER_URL, "file:/JNDI/JDBC");
        ctx = new InitialContext(prop);
    } catch (NamingException ne) {
        System.err.println(ne.getMessage());
    }

    OracleDataSource ds = new OracleDataSource();
    ds.setDriverType("thin");
    ds.setServerName("dssw2k01");
    ds.setPortNumber(1521);
    ds.setDatabaseName("orcl");
    ds.setUser("scott");
    ds.setPassword("tiger");

    ctx.bind("joe", ds);
}

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From source file:TestDSLookUp.java

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

    Context ctx = null;/*  w  w  w .j  a v a  2  s  .  c o m*/
    try {
        Properties prop = new Properties();
        prop.setProperty(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.fscontext.RefFSContextFactory");
        prop.setProperty(Context.PROVIDER_URL, "file:/JNDI/JDBC");
        ctx = new InitialContext(prop);
    } catch (NamingException ne) {
        System.err.println(ne.getMessage());
    }

    DataSource ds = (DataSource) ctx.lookup("joe");
    Connection conn = ds.getConnection();
    Statement stmt = conn.createStatement();
    ResultSet rset = stmt.executeQuery(
            "select 'Hello Thin driver data source tester '||" + "initcap(USER)||'!' result from dual");
    if (rset.next())
        System.out.println(rset.getString(1));
    rset.close();
    stmt.close();
    conn.close();
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    // Set up the environment for creating the initial context
    Hashtable env = new Hashtable(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.fscontext.RefFSContextFactory");
    env.put(Context.PROVIDER_URL, "file:/jdbc");

    Context context = new InitialContext(env);
    NamingEnumeration list = context.list("jdbc");

    while (list.hasMore()) {
        NameClassPair nc = (NameClassPair) list.next();
        System.out.println(nc);//from  w w w .ja va 2 s  .com
    }

    OracleDataSource ods = new OracleDataSource();
    ods.setDriverType("thin");
    ods.setServerName("localhost");
    ods.setNetworkProtocol("tcp");
    ods.setDatabaseName("databaseName");
    ods.setPortNumber(1521);
    ods.setUser("userName");
    ods.setPassword("Password");

    Context ctx = new InitialContext();
    ctx.bind("file:/jdbc/mydb", ods);

    // Get the initial context of JNDI and lookup the datasource.
    InitialContext ic = new InitialContext();
    javax.sql.DataSource ds = (javax.sql.DataSource) ic.lookup("file:/jdbc/mydb");
    // Set the optional printwriter where the trace log is to be directed.
    ds.setLogWriter(new PrintWriter(new FileOutputStream("c:/datasource.log")));
    Connection con1 = ds.getConnection();
    Connection con2 = ds.getConnection("userName", "password");
    conn.close();

}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    Hashtable<String, String> env = new Hashtable<String, String>();
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "YourURL");
    env.put(Context.SECURITY_AUTHENTICATION, "simple");
    env.put(Context.SECURITY_PRINCIPAL, "userDN");
    env.put(Context.SECURITY_CREDENTIALS, "secret");
    EventContext ctx = (EventContext) (new InitialContext(env).lookup("ou=People"));

    NamingListener listener = new SampleNCListener();

    ctx.addNamingListener("cn=John", EventContext.ONELEVEL_SCOPE, listener);
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    String url = "ldap://localhost/o=JNDITutorial";
    Hashtable<String, String> env = new Hashtable<String, String>();
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, url);
    env.put(Context.SECURITY_AUTHENTICATION, "simple");
    env.put(Context.SECURITY_PRINCIPAL, "userDN");
    env.put(Context.SECURITY_CREDENTIALS, "secret");

    EventDirContext ctx = (EventDirContext) (new InitialContext(env).lookup("ou=People"));

    NamingListener listener = new SampleObjListener();

    SearchControls ctls = new SearchControls();
    ctls.setSearchScope(SearchControls.SUBTREE_SCOPE);

    String filter = "(mail=*)";

    ctx.addNamingListener("cn=YourName", filter, ctls, listener);
}

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From source file:JndiDataSource.java

public static void main(String args[]) throws Exception {
    String sp = "com.sun.jndi.fscontext.RefFSContextFactory";
    String file = "file:/e:/JNDI";
    String dataSourceName = "jdbc/myDatabase";

    Hashtable env = new Hashtable();
    env.put(Context.INITIAL_CONTEXT_FACTORY, sp);
    env.put(Context.PROVIDER_URL, file);
    ctx = new InitialContext(env);

    bindDataSource(ctx, dataSourceName);

    DataSource ds = null;/*w ww  .j  a  va  2 s .  co m*/
    ds = (DataSource) ctx.lookup(dataSourceName);

    Connection conn = ds.getConnection();

    Statement stmt = conn.createStatement();
    ResultSet rs = stmt.executeQuery("SELECT Name FROM Employees");

    while (rs.next())
        System.out.println(rs.getString("name"));

    ctx.close();
    rs.close();
    stmt.close();
    conn.close();

    ctx.close();
    conn.close();
}

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From source file:LookupLdapName.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/");

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

        // A string representation of an LDAP name
        LdapName dn = new LdapName("ou=People,o=JNDITutorial");

        // Perform the lookup using the dn
        Object obj = ctx.lookup(dn);

        System.out.println(obj);

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

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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  v a2 s.  com*/
        // 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);
    }
}

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