将java代码从一个类插入到另一个类
所以我有一个有趣的问题。我有一个应用程序,我希望在表的每个单元格中都有进度条。为了安全起见,我编写了一个独立的应用程序,它可以实现我想要的功能,但现在我在将它整合到我之前的代码中时遇到了问题。我对每个文件中我需要的东西迷路了。我正在发布应用程序表和进度条表代码。我需要得到这两个网格,或者简单地说,我需要应用程序表中的进度条。谢谢你的帮助 应用表将java代码从一个类插入到另一个类,java,swing,debugging,jtable,jprogressbar,Java,Swing,Debugging,Jtable,Jprogressbar,所以我有一个有趣的问题。我有一个应用程序,我希望在表的每个单元格中都有进度条。为了安全起见,我编写了一个独立的应用程序,它可以实现我想要的功能,但现在我在将它整合到我之前的代码中时遇到了问题。我对每个文件中我需要的东西迷路了。我正在发布应用程序表和进度条表代码。我需要得到这两个网格,或者简单地说,我需要应用程序表中的进度条。谢谢你的帮助 应用表 package gui; import java.awt.BorderLayout; import java.awt.event.ActionEven
package gui;
import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.security.AlgorithmParameters;
import java.security.spec.KeySpec;
import javax.crypto.Cipher;
import javax.crypto.CipherInputStream;
import javax.crypto.CipherOutputStream;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.PBEKeySpec;
import javax.crypto.spec.SecretKeySpec;
import javax.swing.ImageIcon;
import javax.swing.JFileChooser;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
public class FileTable extends JPanel {
/**
*
*/
private static final long serialVersionUID = 1L;
private JTable table;
private DefaultTableModel tableModel =
new DefaultTableModel(new String[]
{"File", "Size", "Status" }, 0);
private File dir;
private File temp;
private JPopupMenu popup;
private String key;
private PasswordStorage passwordStorage;
private JFileChooser fileChooser;
private static String salt = "loquetdeliciouslysalty";
private static byte[] IV;
public FileTable() {
// Set Layout Manager
setLayout(new BorderLayout());
// Create Swing Components
table = new JTable();
table.setModel(tableModel);
table.setDropTarget(new TableDnD(table));
table.setShowGrid(false);
table.setFillsViewportHeight(true);
table.getColumnModel().getColumn(0).setPreferredWidth(250);
passwordStorage = new PasswordStorage();
fileChooser = new JFileChooser();
popup = new JPopupMenu();
JMenuItem removeItem = new JMenuItem("Remove");
removeItem.setIcon(new ImageIcon("removeMenu.png"));
popup.add(removeItem);
// Add Components to pane
add(new JScrollPane(table), BorderLayout.CENTER);
table.addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent e) {
int row = table.rowAtPoint(e.getPoint());
table.getSelectionModel().setSelectionInterval(row, row);
if(e.getButton() == MouseEvent.BUTTON3) {
popup.show(table, e.getX(), e.getY());
}
}
});
removeItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
int row = table.getSelectedRow();
if(row > -1) {
tableModel.removeRow(table.getSelectedRow());
}
}
});
}
public boolean isTableEmpty() {
if(tableModel.getRowCount() == 0) {
return true;
}
else {
return false;
}
}
public void addFile(File file) {
tableModel.addRow(
new Object[]{file, file.length() + " kb",Not Processed"});
}
public void removeFile() {
int[] rows = table.getSelectedRows();
for(int i = 0; i < rows.length; i++) {
tableModel.removeRow(rows[i]-i);
}
}
public void clearTable()
{
int rowCount = tableModel.getRowCount();
for(int i = 0; i < rowCount; i++) {
tableModel.removeRow(0);
}
table.removeAll();
}
}
packagegui;
导入java.awt.BorderLayout;
导入java.awt.event.ActionEvent;
导入java.awt.event.ActionListener;
导入java.awt.event.MouseAdapter;
导入java.awt.event.MouseEvent;
导入java.io.File;
导入java.io.FileInputStream;
导入java.io.FileOutputStream;
导入java.io.IOException;
导入java.io.InputStream;
导入java.io.OutputStream;
导入java.security.AlgorithmParameters;
导入java.security.spec.KeySpec;
导入javax.crypto.Cipher;
导入javax.crypto.cipheriputstream;
导入javax.crypto.CipherOutputStream;
导入javax.crypto.SecretKey;
导入javax.crypto.SecretKeyFactory;
导入javax.crypto.spec.IvParameterSpec;
导入javax.crypto.spec.PBEKeySpec;
导入javax.crypto.spec.SecretKeySpec;
导入javax.swing.ImageIcon;
导入javax.swing.JFileChooser;
导入javax.swing.JMenuItem;
导入javax.swing.JOptionPane;
导入javax.swing.JPanel;
导入javax.swing.jpopmenu;
导入javax.swing.JScrollPane;
导入javax.swing.JTable;
导入javax.swing.table.DefaultTableModel;
公共类FileTable扩展了JPanel{
/**
*
*/
私有静态最终长serialVersionUID=1L;
专用JTable表;
私有DefaultTableModel tableModel=
新建DefaultTableModel(新字符串[])
{“文件”、“大小”、“状态”},0);
私有文件目录;
私有文件温度;
私有JPOppMenu弹出窗口;
私钥;
专用密码存储;密码存储;
私有JFileChooser文件选择器;
私有静态字符串salt=“loquetdeliciouslysalty”;
专用静态字节[]IV;
公共文件表(){
//设置布局管理器
setLayout(新的BorderLayout());
//创建Swing组件
table=新的JTable();
table.setModel(tableModel);
表.setDropTarget(新表DND(表));
表1.setShowGrid(假);
表.setFillsViewPerthweight(真);
table.getColumnModel().getColumn(0).setPreferredWidth(250);
passwordStorage=新的passwordStorage();
fileChooser=newjfilechooser();
popup=new JPopupMenu();
JMenuItem removeItem=新的JMenuItem(“删除”);
removietem.setIcon(新的图像图标(“removeemenu.png”);
弹出。添加(删除项目);
//将组件添加到窗格
添加(新的JScrollPane(表),BorderLayout.CENTER);
表.addMouseListener(新的MouseAdapter(){
公共无效鼠标按下(MouseEvent e){
int row=table.rowAtPoint(如getPoint());
table.getSelectionModel().setSelectionInterval(行,行);
如果(例如getButton()==MouseEvent.BUTTON3){
show(表,e.getX(),e.getY());
}
}
});
removietem.addActionListener(新ActionListener(){
已执行的公共无效操作(操作事件arg0){
int row=table.getSelectedRow();
如果(第>-1行){
tableModel.removeRow(table.getSelectedRow());
}
}
});
}
公共布尔值isTableEmpty(){
if(tableModel.getRowCount()==0){
返回true;
}
否则{
返回false;
}
}
公共无效添加文件(文件文件){
tableModel.addRow(
新对象[]{file,file.length()+“kb”,未处理“});
}
public void removeFile(){
int[]行=table.getSelectedRows();
for(int i=0;i
进度条表
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.EventQueue;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.swing.JFrame;
import javax.swing.JProgressBar;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.SwingWorker;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.TableCellRenderer;
public class UpdateTable
{
public static void main(String[] args)
{
new UpdateTable();
}
public UpdateTable()
{
EventQueue.invokeLater(new Runnable()
{
@Override
public void run()
{
try
{
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (ClassNotFoundException |
InstantiationException | IllegalAccessException |
UnsupportedLookAndFeelException ex) {
}
UpdatableTableModel model = new UpdatableTableModel();
JTable table = new JTable();
table.setModel(model);
table.getColumn("Status").setCellRenderer(new ProgressCellRender());
JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setLayout(new BorderLayout());
frame.add(new JScrollPane(table));
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
FileFinderWorker worker = new FileFinderWorker(model);
worker.execute();
}
});
}
public class ProgressCellRender extends JProgressBar implements TableCellRenderer
{
@Override
public Component getTableCellRendererComponent(JTable
table, Object value, boolean isSelected, boolean hasFocus, int row, int column)
{
int progress = 0;
if (value instanceof Float)
{
progress = Math.round(((Float) value) * 100f);
} else if (value instanceof Integer)
{
progress = (int) value;
}
setValue(progress);
return this;
}
}
public class RowData
{
private File file;
private String type;
private long length;
private float status;
public RowData(File file, String type)
{
this.file = file;
this.type = type;
this.length = file.length();
this.status = 0f;
}
public File getFile()
{
return file;
}
public long getLength()
{
return length;
}
public float getStatus()
{
return status;
}
public String getType()
{
return type;
}
public void setStatus(float status)
{
this.status = status;
}
}
public class UpdatableTableModel extends AbstractTableModel
{
private List<RowData> rows;
private Map<File, RowData> mapLookup;
public UpdatableTableModel()
{
rows = new ArrayList<>(25);
mapLookup = new HashMap<>(25);
}
@Override
public int getRowCount()
{
return rows.size();
}
@Override
public int getColumnCount()
{
return 4;
}
@Override
public String getColumnName(int column)
{
String name = "??";
switch (column) {
case 0:
name = "File";
break;
case 1:
name = "File Type";
break;
case 2:
name = "Size";
break;
case 3:
name = "Status";
break;
}
return name;
}
@Override
public Object getValueAt(int rowIndex, int columnIndex)
{
RowData rowData = rows.get(rowIndex);
Object value = null;
switch (columnIndex)
{
case 0:
value = rowData.getFile();
break;
case 1:
value = rowData.getType();
break;
case 2:
value = rowData.getLength();
break;
case 3:
value = rowData.getStatus();
break;
}
return value;
}
@Override//new value //row to change //column to change
public void setValueAt(Object aValue, int rowIndex, int columnIndex)
{
RowData rowData = rows.get(rowIndex);
switch (columnIndex)
{
case 3:
if (aValue instanceof Float)
{
rowData.setStatus((float) aValue);
}
break;
}
}
public void addFile(File file)
{
RowData rowData = new RowData(file, "A File");
mapLookup.put(file, rowData);
rows.add(rowData);
fireTableRowsInserted(rows.size() - 1, rows.size() - 1);
}
protected void updateStatus(File file, int progress)
{
RowData rowData = mapLookup.get(file);
if (rowData != null) {
int row = rows.indexOf(rowData);
float p = (float) progress / 100f;
setValueAt(p, row, 3);
fireTableCellUpdated(row, 3);
}
}
}
public class FileFinderWorker extends SwingWorker<List<File>, File>
{
private UpdatableTableModel model;
public FileFinderWorker(UpdatableTableModel model)
{
this.model = model;
}
@Override
protected void process(List<File> chunks) //data chunks
{
for (File file : chunks)
{
model.addFile(file);
}
}
@Override
protected List<File> doInBackground() throws Exception
{
String usrHome = "user.home"; // takes the entire home dir
// user.dir will use working directory
// (wherever you save your Java shit)
File files[] = new
File(System.getProperty(usrHome)).listFiles();//grabbing all files from directory.
List<File> lstFiles = new ArrayList<>(Arrays.asList(files));
for (File file : lstFiles)
{
publish(file);
}
return lstFiles;
}
@Override
protected void done()
{
try {
List<File> files = get();
for (File file : files)
{
new FileReaderWorker(model, file).execute();
}
} catch (Exception exp) {
exp.printStackTrace();
}
}
}
public class FileReaderWorker extends SwingWorker<File, File>
{
private File currentFile;
private UpdatableTableModel model;
public FileReaderWorker(UpdatableTableModel model, File file)
{
this.currentFile = file;
this.model = model;
addPropertyChangeListener(new PropertyChangeListener()
{
@Override
public void propertyChange(PropertyChangeEvent evt)
{
if (evt.getPropertyName().equals("progress"))
{
FileReaderWorker.this.model.updateStatus(currentFile, (int) evt.getNewValue());
}
}
});
}
@Override
protected File doInBackground() throws Exception
{
if (currentFile.isFile())
{
setProgress(0);
long fileLength = currentFile.length();
BufferedReader reader = null;
char[] cbuf = new char[1024];//change this if everything loads too fast
try {
reader = new BufferedReader(new FileReader(currentFile));
int bytesRead = -1;
int totalBytesRead = 0;
while ((bytesRead = reader.read(cbuf)) != -1) {
totalBytesRead += bytesRead;
int progress = (int) Math.round(((double) totalBytesRead / (double) fileLength) *
100d);
setProgress(progress);
Thread.sleep(25);
}
setProgress(100);
} catch (Exception e) {
e.printStackTrace();
setProgress(100);
} finally {
try {
reader.close();
} catch (Exception e) {
}
}
} else {
setProgress(100);
}
return currentFile;
}
}
}
导入java.awt.BorderLayout;
导入java.awt.Component;
导入java.awt.EventQueue;
导入java.beans.PropertyChangeEvent;
导入java.beans.PropertyChangeListener;
导入java.io.BufferedReader;
导入java.io.File;
导入java.io.FileReader;
导入java.util.ArrayList;
导入java.util.array;
导入java.util.HashMap;
导入java.util.List;
导入java.util.Map;
导入javax.swing.JFrame;
导入javax.swing.JProgressBar;
导入javax.swing.JScrollPane;
导入javax.swing.JTable;
导入javax.swing.SwingWorker;
导入javax.swing.UIManager;
导入javax.swing.UnsupportedLookAndFeelException;
导入javax.swing.table.AbstractTableModel;
导入javax.swing.table.TableCellRenderer;
公共类可更新
{
公共静态void main(字符串[]args)
{
新的UpdateTable();
}
公共可更新表()
{
invokeLater(新的Runnable()
{
@凌驾
公开募捐
{
尝试
{
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
}catch(ClassNotFoundException |
实例化异常|非法访问异常|
不受支持的LookandFeelEx){
}
UpdateableTableModel=新的UpdateableTableModel();
JTable table=新的JTable();
表2.setModel(model);
table.getColumn(“Status”).setCellRenderer(新的ProgressCellRender());
JFrame框架=