Invisible LDAP JavaBeans 287 in Java

Generator QR Code JIS X 0510 in Java Invisible LDAP JavaBeans 287
Invisible LDAP JavaBeans 287
QR Code Drawer In Java
Using Barcode creator for Java Control to generate, create QR Code 2d barcode image in Java applications.
} else { var err = gettergetErrorCode(); showError( err ); } } </SCRIPT>
Creating Bar Code In Java
Using Barcode creation for Java Control to generate, create barcode image in Java applications.
A search for objectclass=person in the sample Airius database produces results as in Figure 10-4
Bar Code Decoder In Java
Using Barcode decoder for Java Control to read, scan read, scan image in Java applications.
Directory-Based Authentication in JavaScript
Denso QR Bar Code Encoder In C#.NET
Using Barcode generator for .NET Control to generate, create QR Code image in .NET framework applications.
LDAPGetEntries and LDAPSimpleAuth can be hooked up to provide simple authentication using a user ID and password Recall that LDAPSimpleAuth requires a full DN, which users generally do not know (or at least they nd dif cult to type in) We ll use
Printing QR Code 2d Barcode In .NET
Using Barcode creation for ASP.NET Control to generate, create QR image in ASP.NET applications.
FIGURE 10-4 LDAPGetEntries in a simple Web page
Print Quick Response Code In Visual Studio .NET
Using Barcode generation for .NET framework Control to generate, create Denso QR Bar Code image in .NET applications.
288 Don t Redo It, Reuse It: LDAP JavaBeans
Generating QR Code 2d Barcode In Visual Basic .NET
Using Barcode generator for Visual Studio .NET Control to generate, create Denso QR Bar Code image in .NET framework applications.
LDAPGetEntries to nd the DN corresponding to the user ID entered by a user, and then LDAPSimpleAuth to validate the password supplied by the user for the DN The HTML page loginhtml demonstrates use of the two Beans to validate a user The validated DN is available in the variable userDN:
Make Barcode In Java
Using Barcode drawer for Java Control to generate, create bar code image in Java applications.
<SCRIPT> var userDN = ""; function doLogin() { // Create an instance of the LDAPGetEntries Bean var getter = new netscapeldapbeansLDAPGetEntries(); // Get parameters from form fields gettersetHost( documentinputhostvalue ); gettersetPort( parseInt(documentinputportvalue) ); gettersetBase( documentinputbasevalue ); gettersetFilter( "uid="+documentinputuseridvalue ); // Must request rights to do network connections netscapesecurityPrivilegeManagerenablePrivilege("UniversalConnect"); // And for property reads, to get LDAP error strings netscapesecurityPrivilegeManagerenablePrivilege( "UniversalPropertyRead"); // Do the search values = gettergetEntries(); var result; // No matching entries if ( (values == null) || (valueslength < 1) ) { result = gettergetErrorCode(); if ( result == 0 ) { result = getterNO_SUCH_OBJECT; } // Too many matching entries } else if ( valueslength > 1 ) { result = TOO_MANY_MATCHES; // Good - just one match } else { userDN = values[0]; auth = new PackagesnetscapeldapbeansLDAPSimpleAuth(); authsetHost( documentinputhostvalue ); authsetPort( parseInt(documentinputportvalue) ); authsetAuthDN( userDN ); authsetAuthPassword( documentinputpasswordvalue ); result = authauthenticate(); } showResult( result ); } </SCRIPT>
Printing Bar Code In Java
Using Barcode printer for Java Control to generate, create bar code image in Java applications.
Invisible LDAP JavaBeans 289
Creating EAN128 In Java
Using Barcode creator for Java Control to generate, create EAN128 image in Java applications.
Using PropertyChangeEvent Noti cations
Barcode Drawer In Java
Using Barcode maker for Java Control to generate, create bar code image in Java applications.
So far in this chapter our examples have used the LDAP JavaBeans in a synchronous manner calling a method and receiving the results as the return value of the method However, JavaBeans are often connected to each other and to a client through event noti cation, which can be implemented very simply In the following TestBean example, an anonymous object is created inline This object is set up to be noti ed when results are available When the property change event res, the object prints out the results
Make Code-39 In Java
Using Barcode maker for Java Control to generate, create Code 3/9 image in Java applications.
public class TestBean { public static void main( String[] args ) { // Create an instance of the Bean LDAPGetEntries getter = new LDAPGetEntries(); // Create an object that listens for results and prints // them out getteraddPropertyChangeListener( new PropertyChangeListener() { public void propertyChange(PropertyChangeEvent evt) { String[] results = (String[])evtgetNewValue(); for( int i = 0; i < resultslength; i++ ) { Systemoutprintln( results[i] ); } } } ); // Do the search gettergetEntries( HOST, PORT, BASE, SCOPE, FILTER ); } private private private private private } static static static static static final final final final final String HOST = "localhost"; int PORT = 389; String BASE = "o=airiuscom"; int SCOPE = LDAPConnectionSCOPE_SUB; String FILTER = "objectclass=groupofuniquenames";
Creating Leitcode In Java
Using Barcode creation for Java Control to generate, create Leitcode image in Java applications.
A more useful and common scenario for JavaBeans is a visual development environment, in which components are combined and connected with a layout tool and no explicit programming is required TestBeanApplet is an applet that contains only a TextArea It has methods to set the font and background and foreground colors either through property accessors or through PARAM declarations in the APPLET tag, but these methods are omitted here for brevity The page TestBeanApplethtml demonstrates connecting the LDAPGetEntries JavaBean with a TestBeanApplet object through property change events You can use
UCC - 12 Decoder In .NET Framework
Using Barcode scanner for Visual Studio .NET Control to read, scan read, scan image in VS .NET applications.
290 Don t Redo It, Reuse It: LDAP JavaBeans
Barcode Printer In VS .NET
Using Barcode generation for ASP.NET Control to generate, create bar code image in ASP.NET applications.
a visual development environment like Visual JavaScript to lay out, connect, and con gure the two components without having to write any code TestBeanAppletjava is very simple, if we set aside for now the parsing and processing of color and font speci cations:
Generating EAN 13 In Visual Studio .NET
Using Barcode maker for Visual Studio .NET Control to generate, create EAN13 image in .NET applications.
public class TestBeanApplet extends Applet implements PropertyChangeListener { public void init() { superinit(); setLayout(null); addNotify(); int w = IntegerparseInt(getParameter("width")); int h = IntegerparseInt(getParameter("height")); resize(w+10,h+10); textField1 = new javaawtTextArea(4, 40); textField1setBounds(0,0,w,h); parseParameters(); add(textField1); } private javaawtTextArea textField1; }
Encoding Bar Code In Visual Basic .NET
Using Barcode creation for .NET Control to generate, create bar code image in .NET applications.
TestBeanApplethtml, shown below, is almost the same as LDAPGetEntrieshtml Instead of a text area for displaying results, a TestBeanApplet is placed on the page and added as a PropertyChangeListener to the LDAPGetEntries JavaBean
DataMatrix Maker In Visual C#.NET
Using Barcode maker for VS .NET Control to generate, create Data Matrix 2d barcode image in .NET applications.
<APPLET code="TestBeanAppletclass" NAME="TestBeanApplet" MAYSCRIPT="true" width=450 height=200> </APPLET> var getter; function getEntries() { // Get parameters from form fields gettersetHost( documentinputhostvalue ); gettersetPort( parseInt(documentinputportvalue) ); gettersetBase( documentinputbasevalue ); gettersetFilter( documentinputfiltervalue ); gettersetAttribute( "cn" ); // Must request rights to do network connections netscapesecurityPrivilegeManagerenablePrivilege( "UniversalConnect"); // Do the search values = gettergetEntries();
Code 128B Reader In .NET
Using Barcode recognizer for VS .NET Control to read, scan read, scan image in VS .NET applications.
Barcode Drawer In .NET
Using Barcode generator for VS .NET Control to generate, create barcode image in .NET framework applications.