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FolderModel.javaAPI DocGlassfish v2 API4489Mon Oct 17 14:54:16 BST 2005None

FolderModel

public class FolderModel extends AbstractTableModel
Maps the messages in a Folder to the Swing's Table Model
version
1.13, 01/05/23
author
Christopher Cotton
author
Bill Shannon

Fields Summary
Folder
folder
Message[]
messages
String[]
columnNames
Class[]
columnTypes
protected static String[]
cached
Constructors Summary
Methods Summary
protected java.lang.String[]getCachedData(int row)

	if (cached[row] == null) {
	    try{
		Message m = messages[row];
	    
		String[] theData = new String[4];
	    
		// Date
		Date date = m.getSentDate();
		if (date == null) {
		    theData[0] = "Unknown";
		} else {
		    theData[0] = date.toString();
		}
	    
		// From
		Address[] adds = m.getFrom();
		if (adds != null && adds.length != 0) {
		    theData[1] = adds[0].toString();	    
		} else {
		    theData[1] = "";
		}
		
		// Subject
		String subject = m.getSubject();
		if (subject != null) {
		    theData[2] = subject;
		} else {
		    theData[2] = "(No Subject)";
		}

		cached[row] = theData;
	    }
	    catch (MessagingException e) {
		e.printStackTrace();
	    }
	}
	
	return cached[row];
    
public java.lang.ClassgetColumnClass(int column)

	return columnTypes[column];
    
public intgetColumnCount()

        return columnNames.length; 
    
public java.lang.StringgetColumnName(int column)

	return columnNames[column];
    
public MessagegetMessage(int which)

	return messages[which];
    
public intgetRowCount()

	if (messages == null)
	    return 0;
	
	return messages.length;
    
public java.lang.ObjectgetValueAt(int aRow, int aColumn)

	switch(aColumn) {
	case 0:	// date
	case 1: // From		String[] what = getCachedData(aRow);
	case 2: // Subject
	    String[] what = getCachedData(aRow);
	    if (what != null) {
		return what[aColumn];
	    } else {
		return "";
	    }
	    
	default:
	    return "";
	}
    
public voidsetFolder(javax.mail.Folder what)

 

          
	if (what != null) {

	    // opened if needed
	    if (!what.isOpen()) {
		what.open(Folder.READ_WRITE);
	    }
    
	    // get the messages
	    messages = what.getMessages();
	    cached = new String[messages.length][];
	} else {
	    messages = null;
	    cached = null;
	}
	// close previous folder and switch to new folder
	if (folder != null)
	    folder.close(true);
	folder = what;
	fireTableDataChanged();