Main.java

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package com.arcle.rmt.j2se.swing;


import javax.swing.filechooser.FileFilter;
import java.util.Collection;
import java.util.Arrays;
import java.io.File;
import java.io.PrintWriter;
import java.io.StringWriter;

import com.arcle.rmt.j2se.swing.ui.ExampleFileFilter;
import com.arcle.rmt.j2se.swing.ui.MoreSwingUtilities;
import com.arcle.rmt.j2se.swing.vc.AbstractDesktop;
import com.arcle.rmt.j2se.swing.vc.Desktop;
import com.arcle.rmt.j2se.model.RQMLDocument;
import com.arcle.rmt.j2se.model.RQMLDocumentFacade;
import com.arcle.rmt.j2se.model.RQMLDocumentFacadeException;
import com.arcle.rmt.j2se.util.ExceptionWrapper;
import com.arcle.rmt.j2se.framework.Document;
import com.arcle.rmt.j2se.bridge.BridgeFacade;

public class Main extends AbstractMainWindow {
    public Main() {
    }

    //-----------------------------------------------------------------------
    // Command strategy implementations

    protected void doNewDocument() {
        try {
            RQMLDocument impl = RQMLDocumentFacade.getInstance()
                .createRQMLDocument();
            setDocument(impl);
            setDocumentFile(null);
            setDirty(false);
        } catch(RQMLDocumentFacadeException e) {
            showException(e);
        }
    }


    //-----------------------------------------------------------------------
    // Accessor methods

    protected FileHandler getDefaultFileHandler() {
        if (_defaultHandler == null) {
            _defaultHandler = new RQMLFileHandler();
        }
        return _defaultHandler;
    }


    //-----------------------------------------------------------------------
    // Factory Methods


    protected AbstractDesktop createDesktop() {
        AbstractDesktop d = new Desktop();
        return d;
    }

    protected Collection createFileHandlers() {
        return Arrays.asList(new FileHandler[] {
            getDefaultFileHandler(),
            new SwFileHandler()
        });
    }


    //-----------------------------------------------------------------------
    // Member variables.


    private FileHandler _defaultHandler = null;

    //-----------------------------------------------------------------------
    // Inner classes

    protected class RQMLFileHandler extends FileHandler {
        public FileFilter getFileFilter() {
            if (_fileFilter == null) {
                _fileFilter = new ExampleFileFilter(new String[]
                    {DEFAULT_EXTENSION, "xml"}, "RQML Documents");
            }
            return _fileFilter;
        }

        public Document openFile(File f, StringBuffer log)
                throws ExceptionWrapper {
            RQMLDocument doc = RQMLDocumentFacade.getInstance()
                    .openDocument(f);
            return doc;
        }


        public void saveFile(Document doc, File f, StringBuffer log)
                throws ExceptionWrapper {
            RQMLDocumentFacade.getInstance().saveDocument(
                (RQMLDocument)doc, f);
        }

        public File filterFile(File inputFile) {
            return assignExtension(inputFile, DEFAULT_EXTENSION);
        }

        private FileFilter _fileFilter;

        private static final String DEFAULT_EXTENSION = "rqml";
    }

    protected class SwFileHandler extends FileHandler {
         public FileFilter getFileFilter() {
            if (_fileFilter == null) {
                _fileFilter = new ExampleFileFilter(
                    DEFAULT_EXTENSION,
                    "Handheld Document");
            }
            return _fileFilter;
        }

        public Document openFile(File f, StringBuffer log)
                throws ExceptionWrapper {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);

            Document doc = BridgeFacade.getInstance()
                .importSuperwabaDocument(f, pw);

            if (sw.getBuffer().length() > 0) {
                log.append(sw.toString());
            }
            return doc;
        }


        public void saveFile(Document doc, File f, StringBuffer log)
                throws ExceptionWrapper {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);

            BridgeFacade.getInstance().exportSuperwabaDocument(
                (RQMLDocument) doc, f, pw);

            if (sw.getBuffer().length() > 0) {
                log.append(sw.toString());
            }
        }

        public File filterFile(File inputFile) {
            return assignExtension(inputFile, DEFAULT_EXTENSION);
        }


        private FileFilter _fileFilter;

        private static final String DEFAULT_EXTENSION = "pdb";
    }


    //-----------------------------------------------------------------------
    // Static methods

    public static void main(String[] args) {
        try {
            final Main app = new Main();
            app.runAsApplication(args);
        } catch(Exception e) {
            MoreSwingUtilities.showException(null, e);
        }
    }
}

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