UareUSampleJava.java

import javax.swing.*;

import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import com.digitalpersona.uareu.*;

public class UareUSampleJava 
	extends JPanel
	implements ActionListener
{
	private static final long serialVersionUID=1;
	
	private static final String ACT_SELECTION = "selection";
	private static final String ACT_CAPTURE = "capture";
	private static final String ACT_STREAMING = "streaming";
	private static final String ACT_VERIFICATION = "verification";
	private static final String ACT_IDENTIFICATION = "identification";
	private static final String ACT_ENROLLMENT = "enrollment";
	private static final String ACT_EXIT = "exit";
	
	private JDialog   m_dlgParent;
	private JTextArea m_textReader;
	
	private ReaderCollection m_collection;
	private Reader           m_reader;
	private Fmd enrollmentFMD;
	
	private UareUSampleJava(){
		final int vgap = 5;
		final int width = 380;
		
		BoxLayout layout = new BoxLayout(this, BoxLayout.PAGE_AXIS);
		setLayout(layout);
		
		JLabel lblReader = new JLabel(" ");
		
		Dimension dm = lblReader.getPreferredSize();
		dm.width = width;
		lblReader.setPreferredSize(dm);
		add(lblReader);
		

		JButton btnEnrollment = new JButton("Run enrollment");
		btnEnrollment.setActionCommand(ACT_ENROLLMENT);
		btnEnrollment.addActionListener(this);
		add(btnEnrollment);
		add(Box.createVerticalStrut(vgap));
		
		JButton btnVerification = new JButton("Run verification");
		btnVerification.setActionCommand(ACT_VERIFICATION);
		btnVerification.addActionListener(this);
		add(btnVerification);
		add(Box.createVerticalStrut(vgap));
		


		add(Box.createVerticalStrut(vgap));
		JButton btnExit = new JButton("Exit");
		btnExit.setActionCommand(ACT_EXIT);
		btnExit.addActionListener(this);
		add(btnExit);
		add(Box.createVerticalStrut(vgap));

		setOpaque(true);
	}

	public void actionPerformed(ActionEvent e){
		
		 if(e.getActionCommand().equals(ACT_VERIFICATION)){
			 	 
			 try {
					this.m_collection = UareUGlobal.GetReaderCollection();
					m_collection.GetReaders();
				} catch (UareUException e1) {
					// TODO Auto-generated catch block
					JOptionPane.showMessageDialog(null, "Error getting collection");
					return;
				}
				
				if(m_collection.size()==0)
					{MessageBox.Warning("Reader is not selected"); return;}
				
				m_reader=m_collection.get(0);
			 
			if(null == m_reader){
				MessageBox.Warning("Reader is not selected");
			}
			else{
				Verification.Run(m_reader,this.enrollmentFMD);
			}
		}
	
		else if(e.getActionCommand().equals(ACT_ENROLLMENT)){
			
			try {
				this.m_collection = UareUGlobal.GetReaderCollection();
				m_collection.GetReaders();
			} catch (UareUException e1) {
				// TODO Auto-generated catch block
				JOptionPane.showMessageDialog(null, "Error getting collection");
				return;
			}
			

			if(m_collection.size()==0)
				{MessageBox.Warning("Reader is not selected"); return;}
			
			m_reader=m_collection.get(0);
			
			if(null == m_reader){
				MessageBox.Warning("Reader is not selected");
			}
			else{
				
				this.enrollmentFMD=Enrollment.Run(m_reader);			
			}
		}
		else if(e.getActionCommand().equals(ACT_EXIT)){
			m_dlgParent.setVisible(false);
		}
	}
	
	private void doModal(JDialog dlgParent){
		m_dlgParent = dlgParent;
		m_dlgParent.setContentPane(this);
		m_dlgParent.pack();
		m_dlgParent.setLocationRelativeTo(null);
		m_dlgParent.setVisible(true);
		m_dlgParent.dispose();
	}

	private static void createAndShowGUI() {
		UareUSampleJava paneContent = new UareUSampleJava();
		
		//initialize capture library by acquiring reader collection
		try{
			paneContent.m_collection = UareUGlobal.GetReaderCollection();
		}
		catch(UareUException e) {
			MessageBox.DpError("UareUGlobal.getReaderCollection()", e);
			return;
		}

		//run dialog
		JDialog dlg = new JDialog((JDialog)null, "UareU SDK 2.x Java sample application", true);
		paneContent.doModal(dlg);
		
		//release capture library by destroying reader collection
		try{
			UareUGlobal.DestroyReaderCollection();
		}
		catch(UareUException e) {
			MessageBox.DpError("UareUGlobal.destroyReaderCollection()", e);
		}
    }


	public static void main(String[] args) {
        javax.swing.SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                createAndShowGUI();
            }
        });
	}

}