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The Fedora Client is a Java Library that allows API access to a Fedora Repository. The client is typically one part of a full Fedora installation.
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/*
 * -----------------------------------------------------------------------------
 *
 * License and Copyright: The contents of this file are subject to the
 * Apache License, Version 2.0 (the "License"); you may not use 
 * this file except in compliance with the License. You may obtain a copy of 
 * the License at 
 * http://www.fedora-commons.org/licenses.
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 *
 * The entire file consists of original code.
 * Copyright © 2008 Fedora Commons, Inc.

 * 
Copyright © 2002-2007 The Rector and Visitors of the University of 
 * Virginia and Cornell University
 
 * All rights reserved.
 *
 * -----------------------------------------------------------------------------
 */
package fedora.client;

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import javax.swing.*;

import fedora.client.actions.ViewObject;
import fedora.client.utility.ingest.AutoIngestor;

import fedora.server.management.FedoraAPIM;
import fedora.server.utilities.StreamUtility;

/**
 * Launch a dialog for entering information for a new object (title, content
 * model, and possibly a specified pid), then create the object on the server
 * and launch an editor on it.
 * 
 * @author [email protected]
 * @version $Id: NewObjectDialog.java 5434 2006-12-14 21:32:53Z haschart $
 */

public class NewObjectDialog extends JDialog implements ItemListener {

	private static final long serialVersionUID = 1L;
	
	private JTextField m_labelField;

	private JTextField m_cModelField;

	private JCheckBox m_customPIDCheckBox;

	private JTextField m_customPIDField;

	private JButton m_okButton;

	private FedoraAPIM m_apim;

	// for the checkbox
	public void itemStateChanged(ItemEvent e) {
		if (e.getStateChange() == ItemEvent.DESELECTED) {
			// disable text entry
			m_customPIDField.setEditable(false);
		} else if (e.getStateChange() == ItemEvent.SELECTED) {
			// enable text entry
			m_customPIDField.setEditable(true);
		}
	}

	public NewObjectDialog() {
		super(JOptionPane.getFrameForComponent(Administrator.getDesktop()),
				"New Object", true);

		JPanel inputPane = new JPanel();
		inputPane.setBorder(BorderFactory.createCompoundBorder(BorderFactory
				.createCompoundBorder(BorderFactory.createEmptyBorder(6, 6, 6,
						6), BorderFactory.createEtchedBorder()), BorderFactory
				.createEmptyBorder(6, 6, 6, 6)));

		GridBagLayout gridBag = new GridBagLayout();
		inputPane.setLayout(gridBag);

		JLabel labelLabel = new JLabel("Label");
		JLabel cModelLabel = new JLabel("Content Model");
		m_customPIDCheckBox = new JCheckBox("Use Custom PID");
		m_customPIDCheckBox.addItemListener(this);

		m_labelField = new JTextField(
				"Enter a one-line description of the object.");
		m_cModelField = new JTextField("");
		m_customPIDField = new JTextField();
		m_customPIDField.setEditable(false);

		addLabelValueRows(new JComponent[] { labelLabel, cModelLabel,
				m_customPIDCheckBox }, new JComponent[] { m_labelField,
				m_cModelField, m_customPIDField }, gridBag, inputPane);

		CreateAction createAction = new CreateAction();
		CreateListener createListener = new CreateListener(createAction);
		JButton okButton = new JButton(createAction);
		okButton.registerKeyboardAction(createListener, KeyStroke.getKeyStroke(
				KeyEvent.VK_ENTER, 0, false), JButton.WHEN_IN_FOCUSED_WINDOW);
		okButton.setText("Create");
		JButton cancelButton = new JButton(new AbstractAction() {
			private static final long serialVersionUID = 1L;

			public void actionPerformed(ActionEvent evt) {
				dispose();
			}
		});
		cancelButton.setText("Cancel");
		JPanel buttonPane = new JPanel();
		buttonPane.add(okButton);
		buttonPane.add(cancelButton);
		Container contentPane = getContentPane();
		contentPane.setLayout(new BorderLayout());
		contentPane.add(inputPane, BorderLayout.CENTER);
		contentPane.add(buttonPane, BorderLayout.SOUTH);

		pack();
		setLocation(Administrator.INSTANCE.getCenteredPos(getWidth(),
				getHeight()));
		setVisible(true);
	}

	public void addLabelValueRows(JComponent[] labels, JComponent[] values,
			GridBagLayout gridBag, Container container) {
		GridBagConstraints c = new GridBagConstraints();
		c.insets = new Insets(0, 6, 6, 6);
		for (int i = 0; i < labels.length; i++) {
			c.anchor = GridBagConstraints.EAST;
			c.gridwidth = GridBagConstraints.RELATIVE; // next-to-last
			c.fill = GridBagConstraints.NONE; // reset to default
			c.weightx = 0.0; // reset to default
			gridBag.setConstraints(labels[i], c);
			container.add(labels[i]);

			c.gridwidth = GridBagConstraints.REMAINDER; // end row
			if (!(values[i] instanceof JComboBox)) {
				c.fill = GridBagConstraints.HORIZONTAL;
			} else {
				c.anchor = GridBagConstraints.WEST;
			}
			c.weightx = 1.0;
			gridBag.setConstraints(values[i], c);
			container.add(values[i]);
		}

	}

	public class CreateAction extends AbstractAction {

		private static final long serialVersionUID = 1L;

		public void actionPerformed(ActionEvent evt) {
			try {
				String pid = null;
				String label = m_labelField.getText();
				String cModel = m_cModelField.getText();
				boolean ok = true;
				if (m_labelField.getText().equals("")) {
					JOptionPane.showMessageDialog(Administrator.getDesktop(),
							"Label must be non-empty", "Error",
							JOptionPane.ERROR_MESSAGE);
					ok = false;
				}
				if (m_customPIDCheckBox.isSelected()) {
					pid = m_customPIDField.getText();
					if (m_customPIDField.getText().indexOf(":") < 1) {
						JOptionPane
								.showMessageDialog(
										Administrator.getDesktop(),
										"Custom PID should be of the form \"namespace:alphaNumericName\"",
										"Error", JOptionPane.ERROR_MESSAGE);
						ok = false;
					}
				}

				if (ok) {
					dispose();
					// now that things look ok, give it a try
					/**
					 * 
					 * (NO LONGER USING METS HERE -- USING FOXML INSTEAD -- SEE
					 * BELOW)
					 * 
					 * if (pid == null) pid = "";
					 * 
					 * StringBuffer xml=new StringBuffer(); xml.append("\n"); xml.append("\n"); xml.append(""); String
					 * objXML=xml.toString();
					 */

					// Serialize the most basic
					StringBuffer xml = new StringBuffer();
					xml.append("\n");
					xml
							.append("\n");
					} else {
						xml.append(">\n");
					}
					xml.append("  \n");
					xml.append("    \n");
					xml.append("    \n");
					xml.append("    \n");
                    xml.append("    ");
					xml.append("  \n");
					xml.append("");
					String objXML = xml.toString();

					ByteArrayInputStream in = new ByteArrayInputStream(objXML
							.getBytes("UTF-8"));
					String newPID = AutoIngestor.ingestAndCommit(
							Administrator.APIA, Administrator.APIM, in,
							"foxml1.0",
							// "metslikefedora1",
							"Created with Admin GUI \"New Object\" command");
					new ViewObject(newPID).launch();
				}
			} catch (Exception e) {
				String msg = e.getMessage();
				if (msg == null)
					msg = e.getClass().getName();
				Administrator.showErrorDialog(Administrator.getDesktop(),
						"Error Creating Object", msg, e);
			}
		}

	}

	public class CreateListener implements ActionListener {

		private CreateAction m_createAction;

		public CreateListener(CreateAction createAction) {
			this.m_createAction = createAction;
		}

		public void actionPerformed(ActionEvent e) {
			m_createAction.actionPerformed(e);
		}
	}

}