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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.bmech;

import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.awt.BorderLayout;
import javax.swing.border.TitledBorder;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import fedora.client.bmech.data.DCElement;
import fedora.client.Administrator;
import fedora.client.objecteditor.Util;

/**
 * 
 * 
 * Title: GeneralPane.java
 * 
 * 
 * Description:
 * 
 * 
 * @author [email protected]
 * @version $Id: GeneralPane.java 5162 2006-10-25 00:49:06Z eddie $
 */

public class GeneralPane extends JPanel {
	private static final long serialVersionUID = 1L;
	private JInternalFrame parent;

	private JComboBox bDefPIDComboBox;

	private String bDefPID;

	private String bDefLabel;

	protected JTextField bObjectPID;

	private JRadioButton rb_sysPID;

	private JRadioButton rb_retainPID;

	private final ButtonGroup rb_buttonGroup = new ButtonGroup();

	protected String rb_chosen;

	private JTextField bObjectLabel;

	private JTextField bObjectName;

	private JTable dcTable;

	protected DefaultTableModel dcTableModel;

	protected DCElementDialog dcDialog;

	private boolean editDCMode = false;

	protected String[] bDefOptions = new String[0];

	public GeneralPane(BMechBuilder parent) {
		this.parent = parent;
		setLayout(new BorderLayout());
		JPanel topPanel = new JPanel();
		topPanel.setLayout(new GridLayout(2, 1));
		topPanel.add(setDescriptionPanel());
		topPanel.add(setContractPanel());

		add(topPanel, BorderLayout.NORTH);
		add(setDCPanel(), BorderLayout.CENTER);
		setVisible(true);
	}

	public GeneralPane(BDefBuilder parent) {
		this.parent = parent;
		setLayout(new BorderLayout());
		add(setDescriptionPanel(), BorderLayout.NORTH);
		add(setDCPanel(), BorderLayout.CENTER);
		setVisible(true);
	}

	private JPanel setDescriptionPanel() {
		ActionListener rb_listen = new PIDActionListener();
		rb_sysPID = new JRadioButton("system assigned", true);
		rb_sysPID.setActionCommand("sysPID");
		rb_sysPID.addActionListener(rb_listen);
		rb_chosen = "sysPID";
		rb_retainPID = new JRadioButton("use PID", false);
		rb_retainPID.setActionCommand("retainPID");
		rb_retainPID.addActionListener(rb_listen);
		// rb_buttonGroup = new ButtonGroup();
		rb_buttonGroup.add(rb_sysPID);
		rb_buttonGroup.add(rb_retainPID);
		JPanel descriptionPanel = new JPanel();
		descriptionPanel.setLayout(new GridBagLayout());
		descriptionPanel.setBorder(new TitledBorder(
				"Behavior Mechanism Description"));
		GridBagConstraints gbc = new GridBagConstraints();
		gbc.anchor = GridBagConstraints.WEST;
		gbc.gridy = 0;
		gbc.gridx = 0;
		descriptionPanel.add(new JLabel("Behavior Object PID: "), gbc);
		gbc.gridx = 1;
		descriptionPanel.add(rb_sysPID, gbc);
		gbc.gridx = 2;
		descriptionPanel.add(rb_retainPID, gbc);
		gbc.gridx = 3;
		descriptionPanel.add(bObjectPID = new JTextField(10), gbc);
		bObjectPID
				.setToolTipText("The repository will accept test PIDs"
						+ " with the prefixes 'test:' or 'demo:' or a prefix you configured with your Fedora server."
						+ " Examples PIDs are: 'demo:1', test:50, my-behaviors:75, myprefix:200");
		bObjectPID.setEnabled(false);
		gbc.gridy = 1;
		gbc.gridx = 0;
		descriptionPanel
				.add(new JLabel("Behavior Object Name (1 word): "), gbc);
		gbc.gridx = 1;
		descriptionPanel.add(bObjectName = new JTextField(20), gbc);
		bObjectName
				.setToolTipText("This one-word name will be used in metadata"
						+ " within the behavior object (e.g., in WSDL as the service name).");
		gbc.gridy = 2;
		gbc.gridx = 0;
		descriptionPanel.add(new JLabel("Behavior Object Description: "), gbc);
		gbc.gridx = 1;
		descriptionPanel.add(bObjectLabel = new JTextField(20), gbc);
		bObjectLabel
				.setToolTipText("This is a free-form textual description of the"
						+ "behavior object.");
		gbc.gridy = 3;
		gbc.gridx = 0;
		descriptionPanel.add(new JLabel(" "), gbc);
		return descriptionPanel;
	}

	private JPanel setContractPanel() {
		JPanel contractPanel = new JPanel();
		contractPanel.setLayout(new GridBagLayout());
		contractPanel
				.setBorder(new TitledBorder("Behavior Definition Contract"));
		GridBagConstraints gbc2 = new GridBagConstraints();
		// gbc2.anchor = GridBagConstraints.WEST;
		gbc2.gridy = 0;
		gbc2.gridx = 0;
		contractPanel.add(new JLabel("Behavior: "), gbc2);

		// build dropdown of possible behaviors by getting a full
		// list of bDefs from the server.
		Map allBDefLabels = null;
		try {
			allBDefLabels = Util.getBDefLabelMap();
		} catch (Exception e) {
			Administrator
					.showErrorDialog(
							Administrator.getDesktop(),
							"Contact system administrator.",
							e.getMessage()
									+ "\nError getting behavior definitions from repository!",
							e);
		}
		Map bDefLabels = new HashMap();
		Iterator iter = allBDefLabels.keySet().iterator();
		while (iter.hasNext()) {
			String pid = (String) iter.next();
			bDefLabels.put(pid, (String) allBDefLabels.get(pid));
		}
		// set up the combobox
		bDefOptions = new String[bDefLabels.keySet().size() + 1];
		if (bDefOptions.length == 1) {
			bDefOptions[0] = "No behavior definitions in repository!";
		} else {
			bDefOptions[0] = "[Select a Behavior Definition]";
		}
		iter = bDefLabels.keySet().iterator();
		int i = 1;
		while (iter.hasNext()) {
			String pid = (String) iter.next();
			String label = (String) bDefLabels.get(pid);
			bDefOptions[i++] = pid + " - " + label;
		}

		bDefPIDComboBox = new JComboBox(bDefOptions);
		bDefPIDComboBox.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				try {
					String[] parts = ((String) bDefPIDComboBox
							.getSelectedItem()).split(" - ");
					if (parts.length == 1) {
						bDefPID = null;
						bDefLabel = null;
					} else {
						bDefPID = parts[0];
						bDefLabel = parts[1];
					}
				} catch (Exception e) {
					Administrator.showErrorDialog(Administrator.getDesktop(),
							"Error getting behavior definition",
							e.getMessage(), e);
				}
				if (bDefPID != null) {
					MethodsPane mp = (MethodsPane) ((BMechBuilder) parent).tabpane
							.getComponentAt(2);
					mp.renderContractMethods(bDefPID);
				} else {
					MethodsPane mp = (MethodsPane) ((BMechBuilder) parent).tabpane
							.getComponentAt(2);
					mp.clearContractMethods();
				}
			}
		});
		gbc2.gridx = 1;
		contractPanel.add(bDefPIDComboBox, gbc2);
		return contractPanel;
	}

	private JPanel setDCPanel() {
		// DC Table Panel
		dcTableModel = new DefaultTableModel();
		// Create a JTable that disallow edits (edits done via dialog box only)
		dcTable = new JTable(dcTableModel) {
			private static final long serialVersionUID = 1L;

			public boolean isCellEditable(int rowIndex, int vColIndex) {
				if (vColIndex == 0) {
					return false;
				} else {
					return true;
				}
			}
		};

		dcTable.setColumnSelectionAllowed(false);
		dcTable.setRowSelectionAllowed(true);

		dcTableModel.addColumn("Element Name");
		dcTableModel.addColumn("Value");

		dcTableModel.addRow(new Object[] { "title", "" });
		dcTableModel.addRow(new Object[] { "creator", "" });
		dcTableModel.addRow(new Object[] { "subject", "" });
		dcTableModel.addRow(new Object[] { "publisher", "" });
		dcTableModel.addRow(new Object[] { "description", "" });
		dcTableModel.addRow(new Object[] { "contributor", "" });
		dcTableModel.addRow(new Object[] { "date", "" });
		dcTableModel.addRow(new Object[] { "type", "" });
		dcTableModel.addRow(new Object[] { "format", "" });
		dcTableModel.addRow(new Object[] { "identifier", "" });
		dcTableModel.addRow(new Object[] { "source", "" });
		dcTableModel.addRow(new Object[] { "language", "" });
		dcTableModel.addRow(new Object[] { "relation", "" });
		dcTableModel.addRow(new Object[] { "coverage", "" });
		dcTableModel.addRow(new Object[] { "rights", "" });
		JScrollPane scrollpane = new JScrollPane(dcTable);
		scrollpane.getViewport().setBackground(Color.white);

		// Table Buttons Panel
		JButton jb1 = new JButton("Add");
		jb1.setMinimumSize(new Dimension(100, 30));
		jb1.setMaximumSize(new Dimension(100, 30));
		jb1.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				addDCElement();
			}
		});
		JButton jb2 = new JButton("Edit");
		jb2.setMinimumSize(new Dimension(100, 30));
		jb2.setMaximumSize(new Dimension(100, 30));
		jb2.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				editDCElement();
			}
		});
		JButton jb3 = new JButton("Delete");
		jb3.setMinimumSize(new Dimension(100, 30));
		jb3.setMaximumSize(new Dimension(100, 30));
		jb3.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				deleteDCElement();
			}
		});
		JPanel t_buttonPanel = new JPanel();
		// t_buttonPanel.setLayout(new GridLayout(3,1));
		t_buttonPanel.setLayout(new BoxLayout(t_buttonPanel, BoxLayout.Y_AXIS));
		t_buttonPanel.add(jb1);
		t_buttonPanel.add(jb2);
		t_buttonPanel.add(jb3);

		JPanel dcPanel = new JPanel(new BorderLayout());
		dcPanel.setBorder(new TitledBorder("Dublin Core Metadata"));
		dcPanel.add(scrollpane, BorderLayout.CENTER);
		dcPanel.add(t_buttonPanel, BorderLayout.EAST);
		return dcPanel;
	}

	public String getBDefContractPID() {
		if (parent.getClass().getName().equalsIgnoreCase(
				"fedora.client.bmech.BMechBuilder")) {
			return bDefPID;
			// return bDefPID.getText();
		}
		return null;
	}

	public String getBObjectPID() {
		return bObjectPID.getText();
	}

	public String getBObjectLabel() {
		return bObjectLabel.getText();
	}

	public String getBObjectName() {
		String s = bObjectName.getText();
		StringTokenizer st = new StringTokenizer(s, " ", false);
		String nameNoSpaces = "";
		while (st.hasMoreElements())
			nameNoSpaces += st.nextElement();
		return nameNoSpaces;
	}

	public DCElement[] getDCElements() {
		if (dcTable.isEditing()) {
			dcTable.getCellEditor().stopCellEditing();
		}
		Vector elements = new Vector();
		int rowcount = dcTable.getModel().getRowCount();
		for (int i = 0; i < rowcount; i++) {
			DCElement dcElement = new DCElement();
			dcElement.elementName = (String) dcTable.getValueAt(i, 0);
			dcElement.elementValue = (String) dcTable.getValueAt(i, 1);
			if ((dcElement.elementName != null)
					&& !(dcElement.elementName.trim().equals(""))
					&& (dcElement.elementValue != null)
					&& !(dcElement.elementValue.trim().equals(""))) {
				elements.add(dcElement);
			}
		}
		return (DCElement[]) elements.toArray(new DCElement[0]);
	}

	public void setDCElement(String dcName, String dcValue) {
		if (editDCMode) {
			int currentRowIndex = dcTable.getSelectedRow();
			dcTable.setValueAt(dcName, currentRowIndex, 0);
			dcTable.setValueAt(dcValue, currentRowIndex, 1);
		} else {
			dcTableModel.addRow(new Object[] { dcName, dcValue });
		}
	}

	private void addDCElement() {
		dcDialog = new DCElementDialog(this, "Add DC Element", true);
	}

	private void editDCElement() {
		editDCMode = true;
		if (dcTable.isEditing()) {
			dcTable.getCellEditor().stopCellEditing();
		}
		int currentRowIndex = dcTable.getSelectedRow();
		dcDialog = new DCElementDialog(this, "Edit DC Element", true,
				(String) dcTable.getValueAt(currentRowIndex, 0),
				(String) dcTable.getValueAt(currentRowIndex, 1));
		editDCMode = false;
	}

	private void deleteDCElement() {
		dcTableModel.removeRow(dcTable.getSelectedRow());
	}

	protected void assertInvalidDCMsg(String msg) {
		JOptionPane.showMessageDialog(this, new String(msg),
				"Invalid DC Element", JOptionPane.INFORMATION_MESSAGE);
	}

	// Action Listener for button group
	class PIDActionListener implements ActionListener {
		public void actionPerformed(ActionEvent e) {
			rb_chosen = rb_buttonGroup.getSelection().getActionCommand();
			if (rb_chosen.equalsIgnoreCase("retainPID")) {
				bObjectPID.setEnabled(true);
			} else if (rb_chosen.equalsIgnoreCase("sysPID")) {
				bObjectPID.setEnabled(false);
				bObjectPID.setText("");
			}
		}
	}
}