com.apatar.ui.JHelpDialog.java Source code

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Here is the source code for com.apatar.ui.JHelpDialog.java

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/*
_______________________
Apatar Open Source Data Integration
Copyright (C) 2005-2007, Apatar, Inc.
info@apatar.com
195 Meadow St., 2nd Floor
Chicopee, MA 01013
    
### This program is free software; you can redistribute it and/or modify
### it under the terms of the GNU General Public License as published by
### the Free Software Foundation; either version 2 of the License, or
### (at your option) any later version.
    
### This program is distributed in the hope that it will be useful,
### but WITHOUT ANY WARRANTY; without even the implied warranty of
### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.# See the
### GNU General Public License for more details.
    
### You should have received a copy of the GNU General Public License along
### with this program; if not, write to the Free Software Foundation, Inc.,
### 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
________________________
    
*/

package com.apatar.ui;

import java.awt.BorderLayout;
import java.awt.Dialog;
import java.awt.Frame;
import java.awt.HeadlessException;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.util.List;

import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextArea;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.multipart.FilePart;
import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity;
import org.apache.commons.httpclient.methods.multipart.Part;
import org.apache.commons.httpclient.methods.multipart.StringPart;

public abstract class JHelpDialog extends JDialog {
    JTextArea text = new JTextArea();
    JButton sendButton = new JButton("Send");

    public JHelpDialog() throws HeadlessException {
        super();
        createDialog();
        addListeners();
    }

    public JHelpDialog(Dialog arg0, boolean arg1) throws HeadlessException {
        super(arg0, arg1);
        createDialog();
        addListeners();
    }

    public JHelpDialog(Dialog arg0, String arg1, boolean arg2) throws HeadlessException {
        super(arg0, arg1, arg2);
        createDialog();
        addListeners();
    }

    public JHelpDialog(Dialog arg0, String arg1) throws HeadlessException {
        super(arg0, arg1);
        createDialog();
        addListeners();
    }

    public JHelpDialog(Dialog arg0) throws HeadlessException {
        super(arg0);
        createDialog();
        addListeners();
    }

    public JHelpDialog(Frame arg0, boolean arg1) throws HeadlessException {
        super(arg0, arg1);
        createDialog();
        addListeners();
    }

    public JHelpDialog(Frame arg0, String arg1, boolean arg2) throws HeadlessException {
        super(arg0, arg1, arg2);
        createDialog();
        addListeners();
    }

    public JHelpDialog(Frame arg0, String arg1) throws HeadlessException {
        super(arg0, arg1);
        createDialog();
        addListeners();
    }

    public JHelpDialog(Frame arg0) throws HeadlessException {
        super(arg0);
        createDialog();
        addListeners();
    }

    protected abstract List<File> getAttachFiles();

    protected abstract String getSubject();

    protected abstract String getUrl();

    private void createDialog() {
        setLayout(new BorderLayout(5, 5));
        setSize(500, 500);
        JPanel buttonPanel = new JPanel();
        buttonPanel.setLayout(new BoxLayout(buttonPanel, BoxLayout.X_AXIS));
        buttonPanel.add(Box.createHorizontalGlue());
        buttonPanel.add(sendButton);

        getContentPane().add(text, BorderLayout.CENTER);
        getContentPane().add(buttonPanel, BorderLayout.SOUTH);
    }

    private void addListeners() {
        sendButton.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent arg0) {

                PostMethod filePost = new PostMethod(getUrl());

                // filePost.getParameters().setBooleanParameter(HttpMethodParams.USE_EXPECT_CONTINUE, true);
                try {
                    List<File> targetFiles = getAttachFiles();
                    Part[] parts;
                    if (targetFiles != null) {
                        parts = new Part[targetFiles.size() + 1];
                        int i = 1;
                        for (File targetFile : targetFiles) {
                            parts[i++] = new FilePart("file" + i, targetFile);
                        }
                        ;
                    } else
                        parts = new Part[1];

                    parts[0] = new StringPart("FeatureRequest", text.getText());

                    filePost.setRequestEntity(new MultipartRequestEntity(parts, filePost.getParams()));
                    HttpClient client = new HttpClient();
                    client.getHttpConnectionManager().getParams().setConnectionTimeout(5000);
                    int status = client.executeMethod(filePost);
                    if (status != HttpStatus.SC_OK) {
                        JOptionPane.showMessageDialog(ApatarUiMain.MAIN_FRAME,
                                "Upload failed, response=" + HttpStatus.getStatusText(status));
                    }

                } catch (Exception ex) {
                    ex.printStackTrace();
                } finally {
                    filePost.releaseConnection();
                }

            }

        });
    }

}