package com.opensymphony.workflow.designer.beanutils;import java.awt.*;import java.awt.event.*;import java.text.ParseException;import java.util.HashMap;import java.util.Iterator;import java.util.Map;import javax.swing.*;import javax.swing.event.*;import com.opensymphony.workflow.designer.editor.DetailPanel;import com.opensymphony.workflow.designer.editor.ResultEditor;import com.opensymphony.workflow.designer.editor.WorkflowEditor;import com.opensymphony.workflow.designer.WorkflowDesigner;import com.opensymphony.workflow.loader.WorkflowDescriptor;public class BeanConnector{  Object source;  DetailPanel panel = null;  Map mappings = new HashMap();  public BeanConnector(Object aSource)  {    source = aSource;  }  public BeanConnector()  {  }  public void setSource(Object aSource)  {    source = aSource;    update();  }  public void setPanel(DetailPanel panel)  {    this.panel = panel;  }  public void update()  {    // Set values    for(Iterator iterator = mappings.entrySet().iterator(); iterator.hasNext();)    {      Map.Entry entry = (Map.Entry)iterator.next();      getProperty((Component)entry.getKey());    }  }  public Object getSource()  {    return source;  }  public Component connect(final Component aComponent, final String aName)  {    mappings.put(aComponent, aName);    if(source != null)    {      getProperty(aComponent);    }    // Connect to component    if(aComponent instanceof JSpinner)    {      ((JSpinner)aComponent).addChangeListener(new ChangeListener()      {        public void stateChanged(ChangeEvent e)        {          setProperty(aComponent);        }      });    }    else if(aComponent instanceof JList)    {      ((JList)aComponent).addListSelectionListener(new ListSelectionListener()      {        public void valueChanged(ListSelectionEvent e)        {          setProperty(aComponent);        }      });    }    else if(aComponent instanceof JComboBox)    {      ((JComboBox)aComponent).addActionListener(new ActionListener()      {        public void actionPerformed(ActionEvent e)        {          setProperty(aComponent);        }      });    }    else if(aComponent instanceof JComponent)    {      aComponent.addFocusListener(new FocusListener()      {        public void focusGained(FocusEvent e)        {        }        public void focusLost(FocusEvent e)        {          if(panel != null)          {            if(panel instanceof ResultEditor)            {							setProperty(e.getComponent());            }          	else if (panel instanceof WorkflowEditor)          	{          		WorkflowDescriptor desc = (WorkflowDescriptor)panel.getDescriptor();           		String oldName = desc.getName();          		String newName = ((JTextField)e.getComponent()).getText();          		newName = newName.trim();          		if ((!oldName.equals(newName))&&(newName.length()>0))          		{								WorkflowDesigner.INSTANCE.renameWorkflow(oldName, newName);								setProperty(e.getComponent());          		}          }        }					else						setProperty(e.getComponent());        }      });    }    return aComponent;  }  public void setProperty(Component comp)  {    String name = (String)mappings.get(comp);    Object value = null;    if(comp instanceof JFormattedTextField)    {      try      {        value = ((JFormattedTextField)comp).getFormatter().stringToValue(((JFormattedTextField)comp).getText());      }      catch(ParseException e)      {        e.printStackTrace();        return;      }    }    else if(comp instanceof JTextField)    {      value = ((JTextField)comp).getText();    }    else if(comp instanceof JSpinner)    {      value = ((JSpinner)comp).getValue();    }    else if(comp instanceof JRadioButton)    {      JRadioButton button = (JRadioButton)comp;      if(!button.isSelected())        return;      value = button.getActionCommand();    }    else if(comp instanceof JCheckBox)    {      value = new Boolean(((JCheckBox)comp).isSelected());    }    else if(comp instanceof JList)    {      value = new Integer(((JList)comp).getSelectedIndex());    }    else if(comp instanceof JComboBox)    {      value = ((JComboBox)comp).getSelectedItem();    }    if(source instanceof Map)    {      if(value == null)        ((Map)source).remove(name);      else        ((Map)source).put(name, value);    }    else    {      try      {        PropertyUtils.setProperty(source, name, value);      }      catch(IllegalArgumentException e)      {        try        {          PropertyUtils.setProperty(source, name, value.toString());        }        catch(Exception e1)        {          e1.printStackTrace();        }      }      catch(IndexOutOfBoundsException e)      {        e.printStackTrace();      }      catch(Exception e)      {        e.printStackTrace();      }    }  }  public void getProperty(Component comp)  {    try    {      String name = (String)mappings.get(comp);      if(name == null)        return;      Object value;      if(source instanceof Map)      {        value = ((Map)source).get(name);      }      else      {        //if we try to index into a non-existent property, just set it to null        try        {          value = PropertyUtils.getProperty(source, name);        }        catch(NullPointerException ex)        {          value = null;        }        catch(NoSuchMethodException ex)        {          value = null;        }        catch(IndexOutOfBoundsException ex)        {          value = null;        }      }      //         LogFactory.getLog(this.getClass()).info("Get " + name + "=" + value);      if(comp instanceof JFormattedTextField)      {        if(value == null)        {          ((JFormattedTextField)comp).setText("");        }        else          ((JFormattedTextField)comp).setValue(value);      }      else if(comp instanceof JTextField)      {        if(value == null)          value = "";        ((JTextField)comp).setText(value.toString());      }      else if(comp instanceof JSpinner)      {        if(value != null)          ((JSpinner)comp).setValue(value);      }      else if(comp instanceof JRadioButton)      {        if(value == null)          value = Boolean.FALSE;        if(((JRadioButton)comp).getActionCommand().equals(value.toString()))          ((JRadioButton)comp).setSelected(true);      }      else if(comp instanceof JCheckBox)      {        if(value == null)          value = Boolean.FALSE;        ((JCheckBox)comp).setSelected(new Boolean(value.toString()).booleanValue());      }      else if(comp instanceof JList)      {        if(value == null)          value = "0";        ((JList)comp).setSelectedIndex(Integer.parseInt(value.toString()));      }      else if(comp instanceof JComboBox)      {        if(value == null)          value = "0";        ((JComboBox)comp).setSelectedItem(value);      }      else if(comp instanceof JLabel)      {        if(value == null)          value = "";        ((JLabel)comp).setText(value.toString());      }    }    catch(Exception e)    {      e.printStackTrace();    }  }}