uploadpanel.java

该系统是一个基于p2p的即时聊天系统

/*
 * @(#) UploadPanel.java
 * Copyright 2004 HWStudio. All rights reserved.
 */
package hws.item.smart.panel.function.share;
//导入核心Java类库
import java.io.File;
import java.io.IOException;
import java.io.StringReader;
import java.awt.Insets;
import java.awt.Component;
import java.awt.FlowLayout;
import java.awt.GridBagLayout;
import java.awt.GridBagConstraints;
import java.net.MalformedURLException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.Vector;
import java.util.ArrayList;
import java.util.StringTokenizer;
import java.util.zip.ZipEntry;
import javax.swing.JTree;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JButton;
import javax.swing.JTextArea;
import javax.swing.JSplitPane;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.tree.TreePath;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeCellRenderer;
import javax.swing.tree.DefaultTreeSelectionModel;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
//导入自定义Java类库
import hws.item.smart.Smart;
import hws.item.smart.misc.ImageShop;
import hws.item.smart.misc.SBChanger;
import hws.item.smart.misc.XMLConfig;
import hws.item.smart.misc.StringShop;
import hws.item.smart.misc.ActionCenter;
import hws.item.smart.panel.function.chat.ViewPanel;
import hws.item.smart.action.share.upload.RenameAction;
import hws.item.smart.action.share.upload.AddFileAction;
import hws.item.smart.action.share.upload.SetShareAction;
import hws.item.smart.action.share.upload.DeleteFileAction;
import hws.item.smart.action.share.upload.ExtractFileAction;
import hws.item.smart.action.share.upload.NewDirectoryAction;
import hws.item.smart.utility.share.ZipToolkit;
//导入第三方Java类库
import org.jdom.Element;
import org.jdom.Document;
import org.jdom.JDOMException;
import org.jdom.input.SAXBuilder;
import org.jdom.output.XMLOutputter;
import org.apache.xmlrpc.XmlRpc;
import org.apache.xmlrpc.XmlRpcClient;
import org.apache.xmlrpc.XmlRpcRequest;
import org.apache.xmlrpc.XmlRpcException;
/**
 * 上传文件面板
 *
 * @version 0.1 2005-08-29
 * @author Hwerz
 */
public class UploadPanel extends JPanel {
    /*------------------------------------------------------------------------*
     *                                属性定义                                *
     *------------------------------------------------------------------------*/
    /**
     * 分隔符
     */
    private static final String DELIMITER = "/";
    /**
     * 文件系统树根节点
     */
    private static final DefaultMutableTreeNode FILE_ROOT =
        new DefaultMutableTreeNode("上传文件");
    /**
     * 用户系统树根节点
     */
    private static final DefaultMutableTreeNode USER_ROOT =
        new DefaultMutableTreeNode("共享好友");
    /**
     * 该类自身的一个静态引用
     */
    private static UploadPanel panel;
    /**
     * 文件系统树视图
     */
    private JTree fileSystemTree;
    /**
     * 文件系统树模型
     */
    private DefaultTreeModel fileSystemModel;
    /**
     * 用户系统树视图
     */
    private JTree userSystemTree;
    /**
     * 用户系统树模型
     */
    private DefaultTreeModel userSystemModel;
    /**
     * 用户信息文本域
     */
    private JTextArea userInfoTextArea;
    /**
     * Zip文件工具箱
     */
    private ZipToolkit toolkit;
    /*------------------------------------------------------------------------*
     *                                构造函数                                *
     *------------------------------------------------------------------------*/
    /**
     * 构造函数为私有，这样在整个运行过程中该类就只能有一个实例
     */
    private UploadPanel() {
        super(new GridBagLayout());
        toolkit = ZipToolkit.getInstance();
        //工具栏面板
        GridBagConstraints constraints = new GridBagConstraints(
            //gridx, gridy
            0, 0,
            //gridwidth, gridheight
            1, 1,
            //weightx, weighty
            1.0, 0.0,
            //anchor
            GridBagConstraints.NORTH,
            //fill
            GridBagConstraints.HORIZONTAL,
            //insets
            new Insets(5, 0, 0, 0),
            //ipadx, ipady
            0, 0);
        add(new Toolbar(), constraints);
        //分割条面板
        JSplitPane spliter = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, false,
            new FileViewPanel(), new UserViewPanel());
        spliter.setOneTouchExpandable(true);
        spliter.setDividerLocation(300);
        constraints.gridy = 1;
        constraints.weighty = 1.0;
        constraints.fill = GridBagConstraints.BOTH;
        constraints.insets = new Insets(5, 5, 5, 5);
        add(spliter, constraints);
    }
    /*------------------------------------------------------------------------*
     *                                公共方法                                *
     *------------------------------------------------------------------------*/
    /**
     * 对该类提供的一个全局访问点，用来实例化该对象
     *
     * @return 该类唯一的一个实例
     */
    public static UploadPanel getInstance() {
        if (panel == null) {
            panel = new UploadPanel();
        }
        return panel;
    }
    /**
     * 返回文件系统树的选中目录或者文件节点
     *
     * @return 文件系统树的选中目录或者文件节点
     */
    public DefaultMutableTreeNode getSelectedNode() {
        DefaultMutableTreeNode node = null;
        TreePath path = fileSystemTree.getSelectionPath();
        if (path != null) {
            node = (DefaultMutableTreeNode) path.getLastPathComponent();
        }
        return node;
    }
    /**
     * 返回文件系统树的选中目录或者文件节点的文件名
     *
     * @return 文件系统树的选中目录或者文件节点的文件名
     */
    public String getSelectedFile() {
        String file = null;
        DefaultMutableTreeNode node = getSelectedNode();
        if (node != null) {
            StringBuffer buffer = new StringBuffer();
            buffer.append(DELIMITER);
            if (node != FILE_ROOT) {
                buffer.append(node.toString());
            }
            file = buffer.toString();
        }
        return file;
    }
    /**
     * 返回选中文件的共享好友
     *
     * @return 选中文件的共享好友
     */
    public List getAllShareFriends() {
        List friends = new ArrayList();
        for (int i = 0; i < USER_ROOT.getChildCount(); i++) {
            friends.add(USER_ROOT.getChildAt(i).toString());
        }
        return friends;
    }
    /**
     * 在选中的目录中添加子目录
     *
     * @param name 待添加子目录的名称
     */
    public void newDirectory(String name) {
        DefaultMutableTreeNode parent = getSelectedNode();
        String parentName = "";
        if (parent == FILE_ROOT) {
            toolkit.newDirectory(null, name);
        } else {
            ZipEntry entry = (ZipEntry) parent.getUserObject();
            toolkit.newDirectory(entry, name);
            parentName = entry.getName();
        }
        reloadEntries();
        parent = getNode(parentName);
        fileSystemTree.expandPath(new TreePath(parent.getPath()));
        for (int i = 0; i < parent.getChildCount(); i++) {
            DefaultMutableTreeNode child = (DefaultMutableTreeNode) parent
                .getChildAt(i);
            ZipEntry entry2 = (ZipEntry) child.getUserObject();
            if (entry2.isDirectory() == true) {
                if (toolkit.getShortName(entry2).equals(name) == true) {
                    fileSystemTree
                        .setSelectionPath(new TreePath(child.getPath()));
                    break;
                }
            }
        }
    }
    /**
     * 向选中的目录中添加文件
     *
     * @param file 待添加的文件
     */
    public void addFile(File file) {
        DefaultMutableTreeNode parent = getSelectedNode();
        String parentName = "";
        if (parent == FILE_ROOT) {
            toolkit.addFile(null, file);
        } else {
            ZipEntry entry = (ZipEntry) parent.getUserObject();
            toolkit.addFile(entry, file);
            parentName = entry.getName();
        }
        reloadEntries();
        parent = getNode(parentName);
        fileSystemTree.expandPath(new TreePath(parent.getPath()));
        for (int i = 0; i < parent.getChildCount(); i++) {
            DefaultMutableTreeNode child = (DefaultMutableTreeNode) parent
                .getChildAt(i);
            ZipEntry entry2 = (ZipEntry) child.getUserObject();
            if (entry2.isDirectory() == false) {
                if (toolkit.getShortName(entry2).equals(file.getName())) {
                    fileSystemTree
                        .setSelectionPath(new TreePath(child.getPath()));
                    break;
                }
            }
        }
    }
    /**
     * 删除选中的文件或者目录
     */
    public void deleteFile() {
        DefaultMutableTreeNode node = getSelectedNode();
        if (node != FILE_ROOT) {
            ZipEntry entry = (ZipEntry) node.getUserObject();
            toolkit.deleteFile(entry);
            int row = fileSystemTree
                .getRowForPath(fileSystemTree.getSelectionPath());
            fileSystemModel.removeNodeFromParent(node);
            fileSystemTree.setSelectionRow(row - 1);
        }
    }
    /**